A B C D E F G H I J K L M N O P Q R S T U V W Y Z

A

ABS - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.abs(a).
AbstractContinousDistribution - Class in org.apache.mahout.math.jet.random
Abstract base class for all continuous distributions.
AbstractContinousDistribution() - Constructor for class org.apache.mahout.math.jet.random.AbstractContinousDistribution
 
AbstractDiscreteDistribution - Class in org.apache.mahout.math.jet.random
Abstract base class for all discrete distributions.
AbstractDiscreteDistribution() - Constructor for class org.apache.mahout.math.jet.random.AbstractDiscreteDistribution
Makes this class non instantiable, but still let's others inherit from it.
AbstractDistribution - Class in org.apache.mahout.math.jet.random
 
AbstractDistribution() - Constructor for class org.apache.mahout.math.jet.random.AbstractDistribution
Makes this class non instantiable, but still let's others inherit from it.
AbstractMatrix - Class in org.apache.mahout.math
A few universal implementations of convenience functions
AbstractMatrix() - Constructor for class org.apache.mahout.math.AbstractMatrix
 
AbstractMatrix - Class in org.apache.mahout.math.matrix.impl
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
AbstractMatrix() - Constructor for class org.apache.mahout.math.matrix.impl.AbstractMatrix
Deprecated. Makes this class non instantiable, but still let's others inherit from it.
AbstractMatrix.TransposeViewVector - Class in org.apache.mahout.math
 
AbstractMatrix.TransposeViewVector(Matrix, int) - Constructor for class org.apache.mahout.math.AbstractMatrix.TransposeViewVector
 
AbstractMatrix.TransposeViewVector(Matrix, int, boolean) - Constructor for class org.apache.mahout.math.AbstractMatrix.TransposeViewVector
 
AbstractMatrix1D - Class in org.apache.mahout.math.matrix.impl
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
AbstractMatrix1D() - Constructor for class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. Makes this class non instantiable, but still let's others inherit from it.
AbstractMatrix2D - Class in org.apache.mahout.math.matrix.impl
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
AbstractMatrix2D() - Constructor for class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Makes this class non instantiable, but still let's others inherit from it.
AbstractMatrix3D - Class in org.apache.mahout.math.matrix.impl
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
AbstractMatrix3D() - Constructor for class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Makes this class non instantiable, but still let's others inherit from it.
AbstractVector - Class in org.apache.mahout.math
Implementations of generic capabilities like sum of elements and dot products
AbstractVector(int) - Constructor for class org.apache.mahout.math.AbstractVector
 
AbstractVector.LocalElement - Class in org.apache.mahout.math
 
ACOS - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.acos(a).
add(double) - Method in class org.apache.mahout.math.stats.OnlineSummarizer
 
addAll(Vector) - Method in class org.apache.mahout.math.DenseVector
 
addTo(Vector) - Method in class org.apache.mahout.math.AbstractVector
 
addTo(Vector) - Method in class org.apache.mahout.math.DenseVector
 
addTo(Vector) - Method in class org.apache.mahout.math.NamedVector
 
addTo(Vector) - Method in class org.apache.mahout.math.RandomAccessSparseVector
 
addTo(Vector) - Method in interface org.apache.mahout.math.Vector
Add the elements to the other vector and results are stored in that vector.
addTo(Vector) - Method in class org.apache.mahout.math.VectorView
 
adjoinRow(Vector) - Method in class org.apache.mahout.math.VectorList
 
adjoinRow(Matrix) - Method in class org.apache.mahout.math.VectorList
 
aggregate(BinaryFunction, UnaryFunction) - Method in class org.apache.mahout.math.AbstractMatrix
Collects the results of a function applied to each element of a matrix and then aggregated.
aggregate(BinaryFunction, UnaryFunction) - Method in class org.apache.mahout.math.AbstractVector
 
aggregate(Vector, BinaryFunction, BinaryFunction) - Method in class org.apache.mahout.math.AbstractVector
 
aggregate(BinaryFunction, UnaryFunction) - Method in interface org.apache.mahout.math.Matrix
Collects the results of a function applied to each element of a matrix and then aggregated.
aggregate(BinaryFunction, UnaryFunction) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Applies a function to each cell and aggregates the results.
aggregate(DoubleMatrix1D, BinaryFunction, BinaryFunction) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Applies a function to each corresponding cell of two matrices and aggregates the results.
aggregate(BinaryFunction, UnaryFunction) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Applies a function to each cell and aggregates the results.
aggregate(DoubleMatrix2D, BinaryFunction, BinaryFunction) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Applies a function to each corresponding cell of two matrices and aggregates the results.
aggregate(BinaryFunction, UnaryFunction) - Method in class org.apache.mahout.math.NamedVector
 
aggregate(Vector, BinaryFunction, BinaryFunction) - Method in class org.apache.mahout.math.NamedVector
 
aggregate(BinaryFunction, UnaryFunction) - Method in interface org.apache.mahout.math.Vector
Examples speak louder than words: aggregate(plus, pow(2)) is another way to say getLengthSquared(), aggregate(max, abs) is norm(Double.POSITIVE_INFINITY).
aggregate(Vector, BinaryFunction, BinaryFunction) - Method in interface org.apache.mahout.math.Vector
Generalized inner product - take two vectors, iterate over them both, using the combiner to combine together (and possibly map in some way) each pair of values, which are then aggregated with the previous accumulated value in the combiner.
aggregateColumns(VectorFunction) - Method in class org.apache.mahout.math.AbstractMatrix
Collects the results of a function applied to each column of a matrix.
aggregateColumns(VectorFunction) - Method in interface org.apache.mahout.math.Matrix
Collects the results of a function applied to each column of a matrix.
aggregateRows(VectorFunction) - Method in class org.apache.mahout.math.AbstractMatrix
Collects the results of a function applied to each row of a matrix.
aggregateRows(VectorFunction) - Method in interface org.apache.mahout.math.Matrix
Collects the results of a function applied to each row of a matrix.
Algebra - Class in org.apache.mahout.math
 
Algebra - Class in org.apache.mahout.math.matrix.linalg
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
Algebra() - Constructor for class org.apache.mahout.math.matrix.linalg.Algebra
Deprecated. Constructs a new instance with an equality tolerance given by Property.DEFAULT.tolerance().
Algebra(double) - Constructor for class org.apache.mahout.math.matrix.linalg.Algebra
Deprecated. Constructs a new instance with the given equality tolerance.
append(DoubleMatrix1D, DoubleMatrix1D) - Method in class org.apache.mahout.math.matrix.DoubleFactory1D
Deprecated. C = A||B; Constructs a new matrix which is the concatenation of two other matrices.
appendColumns(DoubleMatrix2D, DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. C = A||B; Constructs a new matrix which is the column-wise concatenation of two other matrices.
appendRows(DoubleMatrix2D, DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. C = A||B; Constructs a new matrix which is the row-wise concatenation of two other matrices.
apply(boolean) - Method in interface org.apache.mahout.math.function.BooleanProcedure
Applies a procedure to an argument.
apply(double, double, double, double, double, double, double, double, double) - Method in interface org.apache.mahout.math.function.Double9Function
Applies a function to nine arguments.
apply(double, double) - Method in interface org.apache.mahout.math.function.DoubleDoubleFunction
Apply the function to the arguments and return the result
apply(int, double) - Method in interface org.apache.mahout.math.function.IntDoubleFunction
Applies a function to two arguments.
apply(int) - Method in interface org.apache.mahout.math.function.IntFunction
Applies a function to an argument.
apply(int, int, double) - Method in interface org.apache.mahout.math.function.IntIntDoubleFunction
Applies a function to three arguments.
apply(int, int, double) - Method in interface org.apache.mahout.math.function.IntIntDoubleProcedure
Applies a procedure to two arguments.
apply(int, int) - Method in interface org.apache.mahout.math.function.IntIntFunction
Applies a function to two arguments.
apply(double) - Method in class org.apache.mahout.math.function.Mult
Returns the result of the function evaluation.
apply(T) - Method in interface org.apache.mahout.math.function.ObjectFunction
Applies a function to an argument.
apply(T, T) - Method in interface org.apache.mahout.math.function.ObjectObjectFunction
Applies a function to two arguments.
apply(double, double) - Method in class org.apache.mahout.math.function.PlusMult
Returns the result of the function evaluation.
apply(double) - Method in class org.apache.mahout.math.function.SquareRootFunction
 
apply(double, double) - Method in class org.apache.mahout.math.function.TimesFunction
Computes the product of two numbers.
apply(Vector) - Method in interface org.apache.mahout.math.function.VectorFunction
 
apply(double) - Method in class org.apache.mahout.math.jet.random.AbstractDistribution
Equivalent to nextDouble().
apply(int) - Method in class org.apache.mahout.math.jet.random.AbstractDistribution
Equivalent to nextInt().
apply(double) - Method in class org.apache.mahout.math.jet.random.engine.RandomEngine
Equivalent to raw().
apply(int) - Method in class org.apache.mahout.math.jet.random.engine.RandomEngine
Equivalent to nextInt().
apply(DoubleMatrix1D) - Method in interface org.apache.mahout.math.matrix.DoubleMatrix1DProcedure
Deprecated. Applies a procedure to an argument.
apply(DoubleMatrix2D) - Method in interface org.apache.mahout.math.matrix.DoubleMatrix2DProcedure
Deprecated. Applies a procedure to an argument.
Arithmetic - Class in org.apache.mahout.math.jet.math
Arithmetic functions.
Arithmetic() - Constructor for class org.apache.mahout.math.jet.math.Arithmetic
Makes this class non instantiable, but still let's others inherit from it.
ascending(int) - Method in class org.apache.mahout.math.matrix.DoubleFactory1D
Deprecated. Constructs a matrix with cells having ascending values.
ascending(int, int) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Constructs a matrix with cells having ascending values.
asFormatString() - Method in class org.apache.mahout.math.AbstractMatrix
 
asFormatString() - Method in class org.apache.mahout.math.AbstractVector
 
asFormatString() - Method in interface org.apache.mahout.math.Matrix
 
asFormatString() - Method in class org.apache.mahout.math.NamedVector
 
asFormatString() - Method in interface org.apache.mahout.math.Vector
 
ASIN - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.asin(a).
assign(double) - Method in class org.apache.mahout.math.AbstractMatrix
 
assign(double[][]) - Method in class org.apache.mahout.math.AbstractMatrix
 
assign(Matrix, BinaryFunction) - Method in class org.apache.mahout.math.AbstractMatrix
 
assign(Matrix) - Method in class org.apache.mahout.math.AbstractMatrix
 
assign(UnaryFunction) - Method in class org.apache.mahout.math.AbstractMatrix
 
assign(double) - Method in class org.apache.mahout.math.AbstractVector
 
assign(double[]) - Method in class org.apache.mahout.math.AbstractVector
 
assign(Vector) - Method in class org.apache.mahout.math.AbstractVector
 
assign(BinaryFunction, double) - Method in class org.apache.mahout.math.AbstractVector
 
assign(UnaryFunction) - Method in class org.apache.mahout.math.AbstractVector
 
assign(Vector, BinaryFunction) - Method in class org.apache.mahout.math.AbstractVector
 
assign(double) - Method in class org.apache.mahout.math.DenseMatrix
 
assign(double) - Method in class org.apache.mahout.math.DenseVector
 
assign(Vector, BinaryFunction) - Method in class org.apache.mahout.math.DenseVector
 
assign(double) - Method in interface org.apache.mahout.math.Matrix
Assign the value to all elements of the receiver
assign(double[][]) - Method in interface org.apache.mahout.math.Matrix
Assign the values to the receiver
assign(Matrix) - Method in interface org.apache.mahout.math.Matrix
Assign the other vector values to the receiver
assign(UnaryFunction) - Method in interface org.apache.mahout.math.Matrix
Apply the function to each element of the receiver
assign(Matrix, BinaryFunction) - Method in interface org.apache.mahout.math.Matrix
Apply the function to each element of the receiver and the corresponding element of the other argument
assign(double[]) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Sets all cells to the state specified by values.
assign(double) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Sets all cells to the state specified by value.
assign(UnaryFunction) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Assigns the result of a function to each cell; x[i] = function(x[i]).
assign(DoubleMatrix1D) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Replaces all cell values of the receiver with the values of another matrix.
assign(DoubleMatrix1D, BinaryFunction) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Assigns the result of a function to each cell; x[i] = function(x[i],y[i]).
assign(DoubleMatrix1D, BinaryFunction, IntArrayList) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Assigns the result of a function to each cell; x[i] = function(x[i],y[i]).
assign(double[][]) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Sets all cells to the state specified by values.
assign(double) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Sets all cells to the state specified by value.
assign(UnaryFunction) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Assigns the result of a function to each cell; x[row,col] = function(x[row,col]).
assign(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Replaces all cell values of the receiver with the values of another matrix.
assign(DoubleMatrix2D, BinaryFunction) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Assigns the result of a function to each cell; x[row,col] = function(x[row,col],y[row,col]).
assign(double[]) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Sets all cells to the state specified by values.
assign(double) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Sets all cells to the state specified by value.
assign(UnaryFunction) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Assigns the result of a function to each cell; x[i] = function(x[i]).
assign(DoubleMatrix1D) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Replaces all cell values of the receiver with the values of another matrix.
assign(DoubleMatrix1D, BinaryFunction) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Assigns the result of a function to each cell; x[i] = function(x[i],y[i]).
assign(double[][]) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. Sets all cells to the state specified by values.
assign(double) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. Sets all cells to the state specified by value.
assign(UnaryFunction) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. Assigns the result of a function to each cell; x[row,col] = function(x[row,col]).
assign(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. Replaces all cell values of the receiver with the values of another matrix.
assign(DoubleMatrix2D, BinaryFunction) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. Assigns the result of a function to each cell; x[row,col] = function(x[row,col],y[row,col]).
assign(double) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix1D
Deprecated. Sets all cells to the state specified by value.
assign(double) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Sets all cells to the state specified by value.
assign(UnaryFunction) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Assigns the result of a function to each cell; x[row,col] = function(x[row,col]).
assign(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Replaces all cell values of the receiver with the values of another matrix.
assign(DoubleMatrix2D, BinaryFunction) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated.  
assign(double) - Method in class org.apache.mahout.math.NamedVector
 
assign(double[]) - Method in class org.apache.mahout.math.NamedVector
 
assign(Vector) - Method in class org.apache.mahout.math.NamedVector
 
assign(UnaryFunction) - Method in class org.apache.mahout.math.NamedVector
 
assign(Vector, BinaryFunction) - Method in class org.apache.mahout.math.NamedVector
 
assign(BinaryFunction, double) - Method in class org.apache.mahout.math.NamedVector
 
assign(Vector) - Method in class org.apache.mahout.math.RandomAccessSparseVector
 
assign(Vector) - Method in class org.apache.mahout.math.SequentialAccessSparseVector
 
assign(double) - Method in interface org.apache.mahout.math.Vector
Assign the value to all elements of the receiver
assign(double[]) - Method in interface org.apache.mahout.math.Vector
Assign the values to the receiver
assign(Vector) - Method in interface org.apache.mahout.math.Vector
Assign the other vector values to the receiver
assign(UnaryFunction) - Method in interface org.apache.mahout.math.Vector
Apply the function to each element of the receiver
assign(Vector, BinaryFunction) - Method in interface org.apache.mahout.math.Vector
Apply the function to each element of the receiver and the corresponding element of the other argument
assign(BinaryFunction, double) - Method in interface org.apache.mahout.math.Vector
Apply the function to each element of the receiver, using the y value as the second argument of the BinaryFunction
assignColumn(int, Vector) - Method in class org.apache.mahout.math.DenseMatrix
 
assignColumn(int, Vector) - Method in interface org.apache.mahout.math.Matrix
Assign the other vector values to the column of the receiver
assignColumn(int, Vector) - Method in class org.apache.mahout.math.MatrixView
 
assignColumn(int, Vector) - Method in class org.apache.mahout.math.SparseColumnMatrix
 
assignColumn(int, Vector) - Method in class org.apache.mahout.math.SparseMatrix
 
assignColumn(int, Vector) - Method in class org.apache.mahout.math.SparseRowMatrix
 
assignColumn(int, Vector) - Method in class org.apache.mahout.math.VectorList
 
assignRow(int, Vector) - Method in class org.apache.mahout.math.DenseMatrix
 
assignRow(int, Vector) - Method in interface org.apache.mahout.math.Matrix
Assign the other vector values to the row of the receiver
assignRow(int, Vector) - Method in class org.apache.mahout.math.MatrixView
 
assignRow(int, Vector) - Method in class org.apache.mahout.math.SparseColumnMatrix
 
assignRow(int, Vector) - Method in class org.apache.mahout.math.SparseMatrix
 
assignRow(int, Vector) - Method in class org.apache.mahout.math.SparseRowMatrix
 
assignRow(int, Vector) - Method in class org.apache.mahout.math.VectorList
 
AsyncEigenVerifier - Class in org.apache.mahout.math.decomposer
 
AsyncEigenVerifier() - Constructor for class org.apache.mahout.math.decomposer.AsyncEigenVerifier
 
ATAN - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.atan(a).
ATAN2 - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.atan2(a,b).
autoCorrelation(DoubleArrayList, int, double, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the auto-correlation of a data sequence.

B

b00(double, double, Random) - Method in class org.apache.mahout.math.jet.random.Beta
Deprecated.  
b01(double, double, Random) - Method in class org.apache.mahout.math.jet.random.Beta
Deprecated.  
b1prs(double, double, Random) - Method in class org.apache.mahout.math.jet.random.Beta
Deprecated.  
Bessel - Class in org.apache.mahout.math.jet.math
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
Bessel() - Constructor for class org.apache.mahout.math.jet.math.Bessel
Deprecated. Makes this class non instantiable, but still let's others inherit from it.
bessel2Fkt(double, double) - Static method in class org.apache.mahout.math.jet.random.Fun
 
bessi0(double) - Static method in class org.apache.mahout.math.jet.random.Fun
Modified Bessel Functions of First Kind - Order 0.
bessi1(double) - Static method in class org.apache.mahout.math.jet.random.Fun
Modified Bessel Functions of First Kind - Order 1.
Beta - Class in org.apache.mahout.math.jet.random
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
Beta(double, double, Random) - Constructor for class org.apache.mahout.math.jet.random.Beta
Deprecated. Constructs a Beta distribution.
beta(double, double) - Static method in class org.apache.mahout.math.jet.stat.Gamma
Returns the beta function of the arguments.
beta(double, double, double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Returns the area from zero to x under the beta density function.
betaComplemented(double, double, double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Deprecated. 
between(double, double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns (from<=a && a<=to) ? 1 : 0.
BIG - Static variable in class org.apache.mahout.math.jet.math.Constants
 
BIG_INVERSE - Static variable in class org.apache.mahout.math.jet.math.Constants
 
BinaryFunction - Interface in org.apache.mahout.math.function
This interface allows the formulation of binary functions to be applied to matrices inside the inner loops of their implementations.
bindArg1(BinaryFunction, double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a unary function from a binary function with the first operand (argument) fixed to the given constant c.
bindArg2(BinaryFunction, double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a unary function from a binary function with the second operand (argument) fixed to the given constant c.
binomial(double, long) - Static method in class org.apache.mahout.math.jet.math.Arithmetic
Efficiently returns the binomial coefficient, often also referred to as "n over k" or "n choose k".
binomial(long, long) - Static method in class org.apache.mahout.math.jet.math.Arithmetic
Efficiently returns the binomial coefficient, often also referred to as "n over k" or "n choose k".
Binomial - Class in org.apache.mahout.math.jet.random
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
Binomial(int, double, Random) - Constructor for class org.apache.mahout.math.jet.random.Binomial
Deprecated. Constructs a binomial distribution.
binomial(int, int, double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Deprecated. 
binomialComplemented(int, int, double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Deprecated. 
blanks(int) - Static method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. Returns a String with length blanks.
BooleanProcedure - Interface in org.apache.mahout.math.function
Interface that represents a procedure object: a procedure that takes a single argument and does not return a value.
BreitWigner - Class in org.apache.mahout.math.jet.random
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
BreitWigner(double, double, double, Random) - Constructor for class org.apache.mahout.math.jet.random.BreitWigner
Deprecated. Constructs a BreitWigner distribution.
BreitWignerMeanSquare - Class in org.apache.mahout.math.jet.random
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
BreitWignerMeanSquare(double, double, double, Random) - Constructor for class org.apache.mahout.math.jet.random.BreitWignerMeanSquare
Deprecated. Constructs a mean-squared BreitWigner distribution.

C

calculateScaleFactor(Vector) - Method in class org.apache.mahout.math.decomposer.lanczos.LanczosSolver
 
cardinality - Variable in class org.apache.mahout.math.AbstractMatrix
 
cardinality() - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Returns the number of cells having non-zero values; ignores tolerance.
cardinality(int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Returns the number of cells having non-zero values, but at most maxCardinality; ignores tolerance.
cardinality() - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Returns the number of cells having non-zero values; ignores tolerance.
cardinality(int) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Returns the number of cells having non-zero values, but at most maxCardinality; ignores tolerance.
cardinality() - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix1D
Deprecated. Returns the number of cells having non-zero values.
cardinality() - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Returns the number of cells having non-zero values.
CardinalityException - Exception in org.apache.mahout.math
Exception thrown when there is a cardinality mismatch in matrix or vector operations.
CardinalityException(int, int) - Constructor for exception org.apache.mahout.math.CardinalityException
 
cdf(double) - Method in class org.apache.mahout.math.jet.random.AbstractContinousDistribution
 
cdf(double) - Method in class org.apache.mahout.math.jet.random.Beta
Deprecated. Returns the cumulative distribution function.
cdf(int) - Method in class org.apache.mahout.math.jet.random.Binomial
Deprecated. Returns the cumulative distribution function.
cdf(double) - Method in class org.apache.mahout.math.jet.random.ChiSquare
Deprecated. Returns the cumulative distribution function.
cdf(int) - Method in class org.apache.mahout.math.jet.random.Empirical
Deprecated. Returns the cumulative distribution function.
cdf(int) - Method in class org.apache.mahout.math.jet.random.EmpiricalWalker
Deprecated. Returns the cumulative distribution function.
cdf(double) - Method in class org.apache.mahout.math.jet.random.Exponential
Returns the cumulative distribution function.
cdf(double) - Method in class org.apache.mahout.math.jet.random.Gamma
Returns the cumulative distribution function.
cdf(int) - Method in class org.apache.mahout.math.jet.random.NegativeBinomial
Returns the cumulative distribution function.
cdf(double) - Method in class org.apache.mahout.math.jet.random.Normal
Returns the cumulative distribution function.
cdf(int) - Method in class org.apache.mahout.math.jet.random.Poisson
Deprecated. 
cdf(double) - Method in class org.apache.mahout.math.jet.random.StudentT
Deprecated. Returns the cumulative distribution function.
cdf(double) - Method in class org.apache.mahout.math.jet.random.Uniform
Returns the cumulative distribution function (assuming a continous uniform distribution).
CEIL - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.ceil(a).
ceil(double) - Static method in class org.apache.mahout.math.jet.math.Arithmetic
Returns the smallest long >= value.
chain(BinaryFunction, UnaryFunction, UnaryFunction) - Static method in class org.apache.mahout.math.function.Functions
Constructs the function f( g(a), h(b) ).
chain(UnaryFunction, BinaryFunction) - Static method in class org.apache.mahout.math.function.Functions
Constructs the function g( h(a,b) ).
chain(UnaryFunction, UnaryFunction) - Static method in class org.apache.mahout.math.function.Functions
Constructs the function g( h(a) ).
chbevl(double, double[], int) - Static method in class org.apache.mahout.math.jet.math.Arithmetic
Evaluates the series of Chebyshev polynomials Ti at argument x/2.
checkBox(int, int, int, int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Checks whether the receiver contains the given box and throws an exception, if necessary.
checkBox(int, int, int, int, int, int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Checks whether the receiver contains the given box and throws an exception, if necessary.
checkColumn(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Sanity check for operations requiring a column index to be within bounds.
checkColumn(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Sanity check for operations requiring a column index to be within bounds.
checkColumnIndexes(int[]) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Checks whether indexes are legal and throws an exception, if necessary.
checkColumnIndexes(int[]) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Checks whether indexes are legal and throws an exception, if necessary.
checkIndex(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. Sanity check for operations requiring an index to be within bounds.
checkIndexes(int[]) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. Checks whether indexes are legal and throws an exception, if necessary.
checkRange(int, int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. Checks whether the receiver contains the given range and throws an exception, if necessary.
checkRectangular(AbstractMatrix2D) - Static method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. Checks whether the given matrix A is rectangular.
checkRectangularShape(double[][]) - Static method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Checks whether the given array is rectangular, that is, whether all rows have the same number of columns.
checkRow(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Sanity check for operations requiring a row index to be within bounds.
checkRow(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Sanity check for operations requiring a row index to be within bounds.
checkRowIndexes(int[]) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Checks whether indexes are legal and throws an exception, if necessary.
checkRowIndexes(int[]) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Checks whether indexes are legal and throws an exception, if necessary.
checkShape(AbstractMatrix2D) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Sanity check for operations requiring two matrices with the same number of columns and rows.
checkShape(AbstractMatrix2D, AbstractMatrix2D) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Sanity check for operations requiring matrices with the same number of columns and rows.
checkShape(AbstractMatrix3D) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Sanity check for operations requiring two matrices with the same number of slices, rows and columns.
checkShape(AbstractMatrix3D, AbstractMatrix3D) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Sanity check for operations requiring matrices with the same number of slices, rows and columns.
checkSize(double[]) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. Sanity check for operations requiring two matrices with the same size.
checkSize(AbstractMatrix1D) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. Sanity check for operations requiring two matrices with the same size.
checkSlice(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Sanity check for operations requiring a slice index to be within bounds.
checkSliceIndexes(int[]) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Checks whether indexes are legal and throws an exception, if necessary.
checkSquare(AbstractMatrix2D) - Static method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. Checks whether the given matrix A is square.
ChiSquare - Class in org.apache.mahout.math.jet.random
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
ChiSquare(double, Random) - Constructor for class org.apache.mahout.math.jet.random.ChiSquare
Deprecated. Constructs a ChiSquare distribution.
chiSquare(double, double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Deprecated. 
chiSquareComplemented(double, double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Deprecated. 
CLASS - Static variable in class org.apache.mahout.math.JsonMatrixAdapter
 
clone() - Method in class org.apache.mahout.math.AbstractMatrix
 
clone() - Method in class org.apache.mahout.math.AbstractMatrix.TransposeViewVector
 
clone() - Method in class org.apache.mahout.math.AbstractVector
 
clone() - Method in class org.apache.mahout.math.DenseMatrix
 
clone() - Method in class org.apache.mahout.math.DenseVector
 
clone() - Method in class org.apache.mahout.math.jet.random.BreitWignerMeanSquare
Deprecated. Returns a deep copy of the receiver; the copy will produce identical sequences.
clone() - Method in class org.apache.mahout.math.jet.random.Empirical
Deprecated. Returns a deep copy of the receiver; the copy will produce identical sequences.
clone() - Method in class org.apache.mahout.math.jet.random.EmpiricalWalker
Deprecated. Returns a deep copy of the receiver; the copy will produce identical sequences.
clone() - Method in class org.apache.mahout.math.jet.random.engine.MersenneTwister
Returns a copy of the receiver; the copy will produce identical sequences.
clone() - Method in class org.apache.mahout.math.jet.random.NegativeBinomial
Deprecated. 
clone() - Method in class org.apache.mahout.math.jet.random.Poisson
Deprecated. 
clone() - Method in class org.apache.mahout.math.jet.random.sampling.RandomSamplingAssistant
Deprecated. Returns a deep copy of the receiver.
clone() - Method in class org.apache.mahout.math.jet.random.sampling.WeightedRandomSampler
Deprecated. Returns a deep copy of the receiver.
clone() - Method in interface org.apache.mahout.math.Matrix
Return a copy of the recipient
clone() - Method in class org.apache.mahout.math.matrix.linalg.Algebra
Deprecated. Returns a copy of the receiver.
clone() - Method in class org.apache.mahout.math.MatrixVectorView
 
clone() - Method in class org.apache.mahout.math.MatrixView
 
clone() - Method in class org.apache.mahout.math.NamedVector
 
clone() - Method in class org.apache.mahout.math.RandomAccessSparseVector
 
clone() - Method in class org.apache.mahout.math.SequentialAccessSparseVector
 
clone() - Method in class org.apache.mahout.math.SparseColumnMatrix
 
clone() - Method in class org.apache.mahout.math.SparseMatrix
 
clone() - Method in class org.apache.mahout.math.SparseRowMatrix
 
clone() - Method in interface org.apache.mahout.math.Vector
Return a copy of the recipient
clone() - Method in class org.apache.mahout.math.VectorView
 
COL - Static variable in class org.apache.mahout.math.AbstractMatrix
 
columnLabelBindings - Variable in class org.apache.mahout.math.AbstractMatrix
 
columnOffset(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Returns the position of the given absolute rank within the (virtual or non-virtual) internal 1-dimensional array.
columnOffset(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Returns the position of the given absolute rank within the (virtual or non-virtual) internal 1-dimensional array.
columnRank(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Returns the absolute rank of the given relative rank.
columnRank(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Returns the absolute rank of the given relative rank.
columns - Variable in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. the number of colums and rows this matrix (view) has
columns() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Returns the number of columns.
columns() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Returns the number of columns.
columnSize() - Method in class org.apache.mahout.math.AbstractMatrix
 
columnSize() - Method in interface org.apache.mahout.math.Matrix
 
columnSize() - Method in class org.apache.mahout.math.VectorList
 
columnStride - Variable in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. the number of elements between two columns, i.e.
columnZero - Variable in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated.  
COMPARE - Static variable in class org.apache.mahout.math.function.Functions
Function that returns a < b ? -1 : a > b ? 1 : 0.
compare(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns a < b ? -1 : a > b ? 1 : 0.
compose(DoubleMatrix2D[][]) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Constructs a block matrix made from the given parts.
composeDiagonal(DoubleMatrix2D, DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Constructs a diagonal block matrix from the given parts (the direct sum of two matrices).
composeDiagonal(DoubleMatrix2D, DoubleMatrix2D, DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Constructs a diagonal block matrix from the given parts.
cond() - Method in class org.apache.mahout.math.SingularValueDecomposition
Returns the two norm condition number, which is max(S) / min(S).
constant(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns the constant c.
Constants - Class in org.apache.mahout.math.jet.math
Defines some useful constants.
Constants() - Constructor for class org.apache.mahout.math.jet.math.Constants
 
copy() - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Constructs and returns a deep copy of the receiver.
copy() - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Constructs and returns a deep copy of the receiver.
correlation(DoubleArrayList, double, DoubleArrayList, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the correlation of two data sequences.
COS - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.cos(a).
covariance(DoubleArrayList, DoubleArrayList) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the covariance of two data sequences, which is cov(x,y) = (1/(size()-1)) * Sum((x[i]-mean(x)) * (y[i]-mean(y))).
cross(Vector) - Method in class org.apache.mahout.math.AbstractVector
 
cross(Vector) - Method in class org.apache.mahout.math.NamedVector
 
cross(Vector) - Method in interface org.apache.mahout.math.Vector
Return the cross product of the receiver and the other vector
currentTrainingProjection() - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 

D

decodeMatrix(String) - Static method in class org.apache.mahout.math.AbstractMatrix
 
decodeVector(String) - Static method in class org.apache.mahout.math.AbstractVector
Decodes a point from its string representation.
decompose(DoubleMatrix2D[][], DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Splits a block matrix into its constituent blocks; Copies blocks of a matrix into the given parts.
decompose(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Decomposes matrix A into L and U (in-place).
decompose(DoubleMatrix2D, int) - Method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Decomposes the banded and square matrix A into L and U (in-place).
DEFAULT - Static variable in class org.apache.mahout.math.matrix.linalg.Algebra
Deprecated. A default Algebra object; has Property.DEFAULT attached for tolerance.
DEFAULT - Static variable in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. The default Property object; currently has tolerance()==1.0E-9.
dense - Static variable in class org.apache.mahout.math.matrix.DoubleFactory1D
Deprecated. A factory producing dense matrices.
DENSE - Static variable in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. A factory producing dense matrices.
DenseDoubleMatrix1D - Class in org.apache.mahout.math.matrix.impl
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
DenseDoubleMatrix1D(double[]) - Constructor for class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Constructs a matrix with a copy of the given values.
DenseDoubleMatrix1D(int) - Constructor for class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Constructs a matrix with a given number of cells.
DenseDoubleMatrix1D(int, double[], int, int) - Constructor for class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Constructs a matrix view with the given parameters.
DenseDoubleMatrix2D - Class in org.apache.mahout.math.matrix.impl
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
DenseDoubleMatrix2D(double[][]) - Constructor for class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. Constructs a matrix with a copy of the given values.
DenseDoubleMatrix2D(int, int) - Constructor for class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. Constructs a matrix with a given number of rows and columns.
DenseMatrix - Class in org.apache.mahout.math
Matrix of doubles implemented using a 2-d array
DenseMatrix() - Constructor for class org.apache.mahout.math.DenseMatrix
 
DenseMatrix(double[][]) - Constructor for class org.apache.mahout.math.DenseMatrix
Construct a matrix from the given values
DenseMatrix(int, int) - Constructor for class org.apache.mahout.math.DenseMatrix
Constructs an empty matrix of the given size.
DenseVector - Class in org.apache.mahout.math
Implements vector as an array of doubles
DenseVector() - Constructor for class org.apache.mahout.math.DenseVector
For serialization purposes only
DenseVector(double[]) - Constructor for class org.apache.mahout.math.DenseVector
Construct a new instance using provided values
DenseVector(double[], boolean) - Constructor for class org.apache.mahout.math.DenseVector
 
DenseVector(DenseVector, boolean) - Constructor for class org.apache.mahout.math.DenseVector
 
DenseVector(int) - Constructor for class org.apache.mahout.math.DenseVector
Construct a new instance of the given cardinality
DenseVector(Vector) - Constructor for class org.apache.mahout.math.DenseVector
Copy-constructor (for use in turning a sparse vector into a dense one, for example)
density(DoubleMatrix2D) - Static method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. Returns the matrix's fraction of non-zero cells; A.cardinality() / A.size().
descending(int) - Method in class org.apache.mahout.math.matrix.DoubleFactory1D
Deprecated. Constructs a matrix with cells having descending values.
descending(int, int) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Constructs a matrix with cells having descending values.
Descriptive - Class in org.apache.mahout.math.jet.stat
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
deserialize(JsonElement, Type, JsonDeserializationContext) - Method in class org.apache.mahout.math.JsonMatrixAdapter
 
deserialize(JsonElement, Type, JsonDeserializationContext) - Method in class org.apache.mahout.math.JsonVectorAdapter
 
deserialize(JsonElement, Type, JsonDeserializationContext) - Method in class org.apache.mahout.math.VectorList.JsonVectorListAdapter
 
det(DoubleMatrix2D) - Static method in class org.apache.mahout.math.matrix.linalg.Algebra
Deprecated. Returns the determinant of matrix A.
det() - Method in class org.apache.mahout.math.matrix.linalg.LUDecomposition
Deprecated. Returns the determinant, det(A).
det() - Method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Returns the determinant, det(A).
determinant() - Method in class org.apache.mahout.math.AbstractMatrix
 
determinant() - Method in interface org.apache.mahout.math.Matrix
Returns matrix determinator using Laplace theorem
DevURandomSeedGenerator - Class in org.apache.mahout.common
RNG seed strategy that gets data from /dev/urandom on systems that provide it (e.g.
DevURandomSeedGenerator() - Constructor for class org.apache.mahout.common.DevURandomSeedGenerator
 
diagonal(DoubleMatrix1D) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Constructs a new diagonal matrix whose diagonal elements are the elements of vector.
diagonal(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Constructs a new vector consisting of the diagonal elements of A.
Distributions - Class in org.apache.mahout.math.jet.random
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
DIV - Static variable in class org.apache.mahout.math.function.Functions
Function that returns a / b.
div(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns a / b.
div(double) - Static method in class org.apache.mahout.math.function.Mult
a / constant.
divide(double) - Method in class org.apache.mahout.math.AbstractMatrix
 
divide(double) - Method in class org.apache.mahout.math.AbstractVector
 
divide(double) - Method in interface org.apache.mahout.math.Matrix
Return a new matrix containing the values of the recipient divided by the argument
divide(double) - Method in class org.apache.mahout.math.NamedVector
 
divide(double) - Method in interface org.apache.mahout.math.Vector
Return a new vector containing the values of the recipient divided by the argument
dot(Vector) - Method in class org.apache.mahout.math.AbstractVector
 
dot(Vector) - Method in class org.apache.mahout.math.DenseVector
 
dot(Vector) - Method in class org.apache.mahout.math.NamedVector
 
dot(Vector) - Method in class org.apache.mahout.math.RandomAccessSparseVector
 
dot(Vector) - Method in class org.apache.mahout.math.SequentialAccessSparseVector
 
dot(Vector) - Method in interface org.apache.mahout.math.Vector
Return the dot product of the recipient and the argument
dot(Vector) - Method in class org.apache.mahout.math.VectorView
 
dotSelf() - Method in class org.apache.mahout.math.AbstractVector
 
dotSelf() - Method in class org.apache.mahout.math.DenseVector
 
Double9Function - Interface in org.apache.mahout.math.function
Interface that represents a function object: a function that takes 9 arguments and returns a single value.
DoubleDoubleFunction - Interface in org.apache.mahout.math.function
Interface that represents a function object: a function that takes two arguments and returns a single value.
DoubleFactory1D - Class in org.apache.mahout.math.matrix
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
DoubleFactory1D() - Constructor for class org.apache.mahout.math.matrix.DoubleFactory1D
Deprecated. Makes this class non instantiable, but still let's others inherit from it.
DoubleFactory2D - Class in org.apache.mahout.math.matrix
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
DoubleFactory2D() - Constructor for class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Makes this class non instantiable, but still let's others inherit from it.
DoubleMatrix1D - Class in org.apache.mahout.math.matrix
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
DoubleMatrix1D() - Constructor for class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Makes this class non instantiable, but still let's others inherit from it.
DoubleMatrix1DProcedure - Interface in org.apache.mahout.math.matrix
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
DoubleMatrix2D - Class in org.apache.mahout.math.matrix
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
DoubleMatrix2D() - Constructor for class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Makes this class non instantiable, but still let's others inherit from it.
DoubleMatrix2DProcedure - Interface in org.apache.mahout.math.matrix
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
durbinWatson(DoubleArrayList) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Durbin-Watson computation.

E

EigenStatus - Class in org.apache.mahout.math.decomposer
 
EigenStatus(double, double) - Constructor for class org.apache.mahout.math.decomposer.EigenStatus
 
EigenStatus(double, double, boolean) - Constructor for class org.apache.mahout.math.decomposer.EigenStatus
 
EigenUpdater - Interface in org.apache.mahout.math.decomposer.hebbian
 
EigenvalueDecomposition - Class in org.apache.mahout.math.matrix.linalg
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
EigenvalueDecomposition(DoubleMatrix2D) - Constructor for class org.apache.mahout.math.matrix.linalg.EigenvalueDecomposition
Deprecated. Constructs and returns a new eigenvalue decomposition object; The decomposed matrices can be retrieved via instance methods of the returned decomposition object.
elements - Variable in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. The elements of this matrix.
Empirical - Class in org.apache.mahout.math.jet.random
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
Empirical(double[], int, Random) - Constructor for class org.apache.mahout.math.jet.random.Empirical
Deprecated. Constructs an Empirical distribution.
EmpiricalWalker - Class in org.apache.mahout.math.jet.random
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
EmpiricalWalker(double[], int, Random) - Constructor for class org.apache.mahout.math.jet.random.EmpiricalWalker
Deprecated. Constructs an Empirical distribution.
ensureCapacity(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix
Deprecated. Ensures that the receiver can hold at least the specified number of non-zero (non-null) cells without needing to allocate new internal memory.
ensureCapacity(int) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix1D
Deprecated. Ensures that the receiver can hold at least the specified number of non-zero cells without needing to allocate new internal memory.
ensureCapacity(int) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Ensures that the receiver can hold at least the specified number of non-zero cells without needing to allocate new internal memory.
entropy(int...) - Static method in class org.apache.mahout.math.stats.LogLikelihood
Calculate the unnormalized Shannon entropy.
equals(Object) - Method in class org.apache.mahout.math.AbstractVector
Determines whether this Vector represents the same logical vector as another object.
equals(Object) - Method in class org.apache.mahout.math.DenseVector
 
EQUALS - Static variable in class org.apache.mahout.math.function.Functions
Function that returns a == b ? 1 : 0.
equals(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns a == b ? 1 : 0.
equals(double) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Returns whether all cells are equal to the given value.
equals(Object) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Compares this object against the specified object.
equals(double) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Returns whether all cells are equal to the given value.
equals(Object) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Compares this object against the specified object.
equals(DoubleMatrix1D, double) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. Returns whether all cells of the given matrix A are equal to the given value.
equals(DoubleMatrix1D, DoubleMatrix1D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. Returns whether both given matrices A and B are equal.
equals(DoubleMatrix2D, double) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. Returns whether all cells of the given matrix A are equal to the given value.
equals(DoubleMatrix2D, DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. Returns whether both given matrices A and B are equal.
equals(Object) - Method in class org.apache.mahout.math.NamedVector
To not break transitivity with other Vectors, this does not compare name.
errorFunction(double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Deprecated. 
errorFunctionComplemented(double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Deprecated. 
EXP - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.exp(a).
Exponential - Class in org.apache.mahout.math.jet.random
 
Exponential(double, Random) - Constructor for class org.apache.mahout.math.jet.random.Exponential
Provides a negative exponential distribution given a rate parameter lambda and an underlying random number generator.
ExponentialPower - Class in org.apache.mahout.math.jet.random
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
ExponentialPower(double, Random) - Constructor for class org.apache.mahout.math.jet.random.ExponentialPower
Deprecated. Constructs an Exponential Power distribution.

F

factorial(int) - Static method in class org.apache.mahout.math.jet.random.Fun
Returns n!.
FastRandomSeedGenerator - Class in org.apache.mahout.common
Implements an uncommons math compatible generator that avoids /dev/random's tendency to block due to entropy underflow.
FastRandomSeedGenerator() - Constructor for class org.apache.mahout.common.FastRandomSeedGenerator
 
FLOOR - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.floor(a).
floor(double) - Static method in class org.apache.mahout.math.jet.math.Arithmetic
Returns the largest long <= value.
forEachNonZero(IntIntDoubleFunction) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Assigns the result of a function to each non-zero cell; x[row,col] = function(x[row,col]).
forEachNonZero(IntIntDoubleFunction) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated.  
frequencies(DoubleArrayList, DoubleArrayList, IntArrayList) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Computes the frequency (number of occurances, count) of each distinct value in the given sorted data.
Fun - Class in org.apache.mahout.math.jet.random
Contains various mathematical helper methods.
Functions - Class in org.apache.mahout.math.function
Function objects to be passed to generic methods.

G

gamma(double) - Static method in class org.apache.mahout.math.jet.random.Fun
Returns the gamma function gamma(x).
Gamma - Class in org.apache.mahout.math.jet.random
 
Gamma(double, double, Random) - Constructor for class org.apache.mahout.math.jet.random.Gamma
Constructs a Gamma distribution with a given shape (alpha) and rate (beta).
Gamma - Class in org.apache.mahout.math.jet.stat
Partially deprecated until unit tests are in place.
Gamma() - Constructor for class org.apache.mahout.math.jet.stat.Gamma
Makes this class non instantiable, but still let's others inherit from it.
gamma(double) - Static method in class org.apache.mahout.math.jet.stat.Gamma
Returns the Gamma function of the argument.
gamma(double, double, double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Returns the integral from zero to x of the gamma probability density function.
gammaComplemented(double, double, double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Returns the integral from x to infinity of the gamma probability density function:
generateBinomial(int, double) - Method in class org.apache.mahout.math.jet.random.Binomial
Deprecated. *************************************************************** Binomial-Distribution - Acceptance Rejection/Inversion * ***************************************************************** Acceptance Rejection method combined with Inversion for generating Binomial random numbers with parameters * n (number of trials) and p (probability of success).
generateNonSingular(DoubleMatrix2D) - Static method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. Modifies the given matrix square matrix A such that it is diagonally dominant by row and column, hence non-singular, hence invertible.
generateSeed(int) - Method in class org.apache.mahout.common.DevURandomSeedGenerator
 
generateSeed(int) - Method in class org.apache.mahout.common.FastRandomSeedGenerator
Generate a seed value for a random number generator.
generateZeta(double, double, Random) - Method in class org.apache.mahout.math.jet.random.Zeta
Deprecated. Returns a zeta distributed random number.
GenericPermuting - Class in org.apache.mahout.math
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
geometricMean(int, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the geometric mean of a data sequence.
geometricMean(DoubleArrayList) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the geometric mean of a data sequence.
geometricPdf(int, double) - Static method in class org.apache.mahout.math.jet.random.Distributions
Deprecated. Returns the probability distribution function of the discrete geometric distribution.
get(String, String) - Method in class org.apache.mahout.math.AbstractMatrix
 
get(int, int) - Method in class org.apache.mahout.math.AbstractMatrix
 
get(int) - Method in class org.apache.mahout.math.AbstractVector
 
get() - Method in class org.apache.mahout.math.AbstractVector.LocalElement
 
get(int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Returns the matrix cell value at coordinate index.
get(int, int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Returns the matrix cell value at coordinate [row,column].
get(int, int) - Method in interface org.apache.mahout.math.Matrix
Return the value at the given indexes
get(String, String) - Method in interface org.apache.mahout.math.Matrix
Return the value at the given labels
get(ObjectArrayList<String>, int) - Static method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated.  
get(int) - Method in class org.apache.mahout.math.NamedVector
 
get() - Method in interface org.apache.mahout.math.Vector.Element
 
get(int) - Method in interface org.apache.mahout.math.Vector
Return the value at the given index
getActivationDenominatorSquared() - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
getActivationNumerator() - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
getColumn(int) - Method in class org.apache.mahout.math.DenseMatrix
 
getColumn(int) - Method in interface org.apache.mahout.math.Matrix
Return the column at the given index
getColumn(int) - Method in class org.apache.mahout.math.MatrixView
 
getColumn(int) - Method in class org.apache.mahout.math.SparseColumnMatrix
 
getColumn(int) - Method in class org.apache.mahout.math.SparseMatrix
 
getColumn(int) - Method in class org.apache.mahout.math.SparseRowMatrix
 
getColumn(int) - Method in class org.apache.mahout.math.VectorList
 
getColumnLabelBindings() - Method in class org.apache.mahout.math.AbstractMatrix
 
getColumnLabelBindings() - Method in interface org.apache.mahout.math.Matrix
Return a map of the current column label bindings of the receiver
getContent() - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Returns the content of this matrix if it is a wrapper; or this otherwise.
getContent() - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Returns the content of this matrix if it is a wrapper; or this otherwise.
getCosAngle() - Method in class org.apache.mahout.math.decomposer.EigenStatus
 
getCount() - Method in class org.apache.mahout.math.stats.OnlineSummarizer
 
getCurrentEigens() - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
getCurrentEigenValues() - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
getD() - Method in class org.apache.mahout.math.matrix.linalg.EigenvalueDecomposition
Deprecated. Returns the block diagonal eigenvalue matrix, D.
getDelegate() - Method in class org.apache.mahout.math.NamedVector
 
getDistanceSquared(Vector) - Method in class org.apache.mahout.math.AbstractVector
 
getDistanceSquared(Vector) - Method in class org.apache.mahout.math.NamedVector
 
getDistanceSquared(Vector) - Method in interface org.apache.mahout.math.Vector
Get the square of the distance between this vector and the other vector.
getDistanceSquared(Vector) - Method in class org.apache.mahout.math.VectorView
 
getDoublePivot() - Method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Returns pivot permutation vector as a one-dimensional double array
getEigenValue() - Method in class org.apache.mahout.math.decomposer.EigenStatus
 
getElement(int) - Method in class org.apache.mahout.math.AbstractMatrix.TransposeViewVector
 
getElement(int) - Method in class org.apache.mahout.math.AbstractVector
 
getElement(int) - Method in class org.apache.mahout.math.NamedVector
 
getElement(int) - Method in interface org.apache.mahout.math.Vector
Return an object of Vector.Element representing an element of this Vector.
getH() - Method in class org.apache.mahout.math.matrix.linalg.QRDecomposition
Deprecated. Returns the Householder vectors H.
getH() - Method in class org.apache.mahout.math.QRDecomposition
Deprecated. 
getHelperVector() - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
getImagEigenvalues() - Method in class org.apache.mahout.math.matrix.linalg.EigenvalueDecomposition
Deprecated. Returns the imaginary parts of the eigenvalues.
getInitialVector(VectorIterable) - Method in class org.apache.mahout.math.decomposer.lanczos.LanczosSolver
 
getL() - Method in class org.apache.mahout.math.matrix.linalg.LUDecomposition
Deprecated. Returns the lower triangular factor, L.
getL() - Method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Returns the lower triangular factor, L.
getLengthSquared() - Method in class org.apache.mahout.math.AbstractVector
 
getLengthSquared() - Method in class org.apache.mahout.math.DenseVector
 
getLengthSquared() - Method in class org.apache.mahout.math.NamedVector
 
getLengthSquared() - Method in interface org.apache.mahout.math.Vector
Return the sum of squares of all elements in the vector.
getLengthSquared() - Method in class org.apache.mahout.math.VectorView
 
getLU() - Method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Returns a copy of the combined lower and upper triangular factor, LU.
getMax() - Method in class org.apache.mahout.math.stats.OnlineSummarizer
 
getMean() - Method in class org.apache.mahout.math.stats.OnlineSummarizer
 
getMedian() - Method in class org.apache.mahout.math.stats.OnlineSummarizer
 
getMin() - Method in class org.apache.mahout.math.stats.OnlineSummarizer
 
getMultiplicator() - Method in class org.apache.mahout.math.function.Mult
 
getMultiplicator() - Method in class org.apache.mahout.math.function.PlusMult
 
getName() - Method in class org.apache.mahout.math.NamedVector
 
getNonZeros(IntArrayList, DoubleArrayList) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Fills the coordinates and values of cells having non-zero values into the specified lists.
getNonZeros(IntArrayList, DoubleArrayList, int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Fills the coordinates and values of cells having non-zero values into the specified lists.
getNonZeros(IntArrayList, IntArrayList, DoubleArrayList) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Fills the coordinates and values of cells having non-zero values into the specified lists.
getNorm(Matrix) - Static method in class org.apache.mahout.math.Algebra
Compute Maximum Absolute Row Sum Norm of input Matrix m http://mathworld.wolfram.com/MaximumAbsoluteRowSumNorm.html
getNumEigensProcessed() - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
getNumNondefaultElements() - Method in class org.apache.mahout.math.AbstractMatrix.TransposeViewVector
TODO: currently I don't know of an efficient way to getVector this value correctly.
getNumNondefaultElements() - Method in class org.apache.mahout.math.DenseMatrix
 
getNumNondefaultElements() - Method in class org.apache.mahout.math.DenseVector
 
getNumNondefaultElements() - Method in interface org.apache.mahout.math.Matrix
Return the number of values in the recipient
getNumNondefaultElements() - Method in class org.apache.mahout.math.MatrixVectorView
Return the number of values in the recipient
getNumNondefaultElements() - Method in class org.apache.mahout.math.MatrixView
 
getNumNondefaultElements() - Method in class org.apache.mahout.math.NamedVector
 
getNumNondefaultElements() - Method in class org.apache.mahout.math.RandomAccessSparseVector
 
getNumNondefaultElements() - Method in class org.apache.mahout.math.SequentialAccessSparseVector
 
getNumNondefaultElements() - Method in class org.apache.mahout.math.SparseColumnMatrix
 
getNumNondefaultElements() - Method in class org.apache.mahout.math.SparseMatrix
 
getNumNondefaultElements() - Method in class org.apache.mahout.math.SparseRowMatrix
 
getNumNondefaultElements() - Method in interface org.apache.mahout.math.Vector
Return the number of values in the recipient
getNumNondefaultElements() - Method in class org.apache.mahout.math.VectorList
Return the number of values in the recipient
getNumNondefaultElements() - Method in class org.apache.mahout.math.VectorView
 
getPivot() - Method in class org.apache.mahout.math.matrix.linalg.LUDecomposition
Deprecated. Returns a copy of the pivot permutation vector.
getPivot() - Method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Returns the pivot permutation vector (not a copy of it).
getQ() - Method in class org.apache.mahout.math.matrix.linalg.QRDecomposition
Deprecated. Generates and returns the (economy-sized) orthogonal factor Q.
getQ() - Method in class org.apache.mahout.math.QRDecomposition
Generates and returns the (economy-sized) orthogonal factor Q.
getQuartile(int) - Method in class org.apache.mahout.math.stats.OnlineSummarizer
 
getQuick(int) - Method in class org.apache.mahout.math.AbstractMatrix.TransposeViewVector
 
getQuick(int, int) - Method in class org.apache.mahout.math.DenseMatrix
 
getQuick(int) - Method in class org.apache.mahout.math.DenseVector
 
getQuick(int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Returns the matrix cell value at coordinate index.
getQuick(int, int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Returns the matrix cell value at coordinate [row,column].
getQuick(int, int) - Method in interface org.apache.mahout.math.Matrix
Return the value at the given indexes, without checking bounds
getQuick(int) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Returns the matrix cell value at coordinate index.
getQuick(int, int) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. Returns the matrix cell value at coordinate [row,column].
getQuick(int) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix1D
Deprecated. Returns the matrix cell value at coordinate index.
getQuick(int, int) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Returns the matrix cell value at coordinate [row,column].
getQuick(int) - Method in class org.apache.mahout.math.MatrixVectorView
Return the value at the given index, without checking bounds
getQuick(int, int) - Method in class org.apache.mahout.math.MatrixView
 
getQuick(int) - Method in class org.apache.mahout.math.NamedVector
 
getQuick(int) - Method in class org.apache.mahout.math.RandomAccessSparseVector
 
getQuick(int) - Method in class org.apache.mahout.math.SequentialAccessSparseVector
 
getQuick(int, int) - Method in class org.apache.mahout.math.SparseColumnMatrix
 
getQuick(int, int) - Method in class org.apache.mahout.math.SparseMatrix
 
getQuick(int, int) - Method in class org.apache.mahout.math.SparseRowMatrix
 
getQuick(int) - Method in interface org.apache.mahout.math.Vector
Return the value at the given index, without checking bounds
getQuick(int, int) - Method in class org.apache.mahout.math.VectorList
Return the value at the given indexes, without checking bounds
getQuick(int) - Method in class org.apache.mahout.math.VectorView
 
getR() - Method in class org.apache.mahout.math.matrix.linalg.QRDecomposition
Deprecated. Returns the upper triangular factor, R.
getR() - Method in class org.apache.mahout.math.QRDecomposition
Returns the upper triangular factor, R.
getRandom() - Static method in class org.apache.mahout.common.RandomUtils
 
getRandom(long) - Static method in class org.apache.mahout.common.RandomUtils
 
getRandom() - Method in class org.apache.mahout.common.RandomWrapper
 
getRandomGenerator() - Method in class org.apache.mahout.math.jet.random.AbstractDistribution
Returns the used uniform random number generator;
getRandomGenerator() - Method in class org.apache.mahout.math.jet.random.sampling.RandomSamplingAssistant
Deprecated. Returns the used random generator.
getRealEigenvalues() - Method in class org.apache.mahout.math.matrix.linalg.EigenvalueDecomposition
Deprecated. Returns the real parts of the eigenvalues.
getRow(int) - Method in class org.apache.mahout.math.DenseMatrix
 
getRow(int) - Method in interface org.apache.mahout.math.Matrix
Return the row at the given index
getRow(int) - Method in class org.apache.mahout.math.MatrixView
 
getRow(int) - Method in class org.apache.mahout.math.SparseColumnMatrix
 
getRow(int) - Method in class org.apache.mahout.math.SparseMatrix
 
getRow(int) - Method in class org.apache.mahout.math.SparseRowMatrix
 
getRow(int) - Method in class org.apache.mahout.math.VectorList
Return the row at the given index
getRowLabelBindings() - Method in class org.apache.mahout.math.AbstractMatrix
 
getRowLabelBindings() - Method in interface org.apache.mahout.math.Matrix
Return a map of the current row label bindings of the receiver
getS() - Method in class org.apache.mahout.math.SingularValueDecomposition
 
getSD() - Method in class org.apache.mahout.math.stats.OnlineSummarizer
 
getSeed() - Method in class org.apache.mahout.common.RandomWrapper
 
getSingularValues() - Method in class org.apache.mahout.math.SingularValueDecomposition
Returns the diagonal of S, which is a one-dimensional array of singular values
getStatusProgress() - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
getTimeMillis(LanczosSolver.TimingSection) - Method in class org.apache.mahout.math.decomposer.lanczos.LanczosSolver
 
getTrainingIndex() - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
getTrainingProjections() - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
getU() - Method in class org.apache.mahout.math.matrix.linalg.LUDecomposition
Deprecated. Returns the upper triangular factor, U.
getU() - Method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Returns the upper triangular factor, U.
getU() - Method in class org.apache.mahout.math.SingularValueDecomposition
Returns the left singular vectors U.
getV() - Method in class org.apache.mahout.math.matrix.linalg.EigenvalueDecomposition
Deprecated. Returns the eigenvector matrix, V
getV() - Method in class org.apache.mahout.math.SingularValueDecomposition
Returns the right singular vectors V.
getWeight() - Method in class org.apache.mahout.math.jet.random.sampling.WeightedRandomSampler
Deprecated.  
GREATER - Static variable in class org.apache.mahout.math.function.Functions
Function that returns a > b ? 1 : 0.
greater(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns a > b ? 1 : 0.

H

harmonicMean(int, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the harmonic mean of a data sequence.
hasFullRank() - Method in class org.apache.mahout.math.matrix.linalg.QRDecomposition
Deprecated. Returns whether the matrix A has full rank.
hasFullRank() - Method in class org.apache.mahout.math.QRDecomposition
Returns whether the matrix A has full rank.
hashCode() - Method in class org.apache.mahout.math.AbstractVector
 
hashCode() - Method in class org.apache.mahout.math.NamedVector
 
hashDouble(double) - Static method in class org.apache.mahout.common.RandomUtils
 
hashFloat(float) - Static method in class org.apache.mahout.common.RandomUtils
 
hashLong(long) - Static method in class org.apache.mahout.common.RandomUtils
 
hasNext() - Method in class org.apache.mahout.math.VectorView.AllIterator
 
hasNext() - Method in class org.apache.mahout.math.VectorView.NonZeroIterator
 
hasNotConverged(Vector, Matrix, TrainingState) - Method in class org.apache.mahout.math.decomposer.hebbian.HebbianSolver
Uses the SingularVectorVerifier to check for convergence
haveSharedCells(DoubleMatrix1D) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Returns true if both matrices share at least one identical cell.
haveSharedCells(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Returns true if both matrices share at least one identical cell.
haveSharedCellsRaw(DoubleMatrix1D) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Returns true if both matrices share at least one identical cell.
haveSharedCellsRaw(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Returns true if both matrices share at least one identical cell.
haveSharedCellsRaw(DoubleMatrix1D) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Returns true if both matrices share at least one identical cell.
haveSharedCellsRaw(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. Returns true if both matrices share common cells.
haveSharedCellsRaw(DoubleMatrix1D) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix1D
Deprecated. Returns true if both matrices share at least one identical cell.
haveSharedCellsRaw(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Returns true if both matrices share common cells.
HebbianSolver - Class in org.apache.mahout.math.decomposer.hebbian
The Hebbian solver is an iterative, sparse, singular value decomposition solver, based on the paper Generalized Hebbian Algorithm for Latent Semantic Analysis (2005) by Genevieve Gorrell and Brandyn Webb (a.k.a.
HebbianSolver(EigenUpdater, SingularVectorVerifier, double, int) - Constructor for class org.apache.mahout.math.decomposer.hebbian.HebbianSolver
Creates a new HebbianSolver
HebbianSolver(EigenUpdater, SingularVectorVerifier, double) - Constructor for class org.apache.mahout.math.decomposer.hebbian.HebbianSolver
Creates a new HebbianSolver with maxPassesPerEigen = Integer.MAX_VALUE (i.e.
HebbianSolver(double, int) - Constructor for class org.apache.mahout.math.decomposer.hebbian.HebbianSolver
This is the recommended constructor to use if you're not sure Creates a new HebbianSolver with the default HebbianUpdater to do the updating work, and the default AsyncEigenVerifier to check for convergence in a (single) background thread.
HebbianSolver(double) - Constructor for class org.apache.mahout.math.decomposer.hebbian.HebbianSolver
Creates a new HebbianSolver with the default HebbianUpdater to do the updating work, and the default AsyncEigenVerifier to check for convergence in a (single) background thread, with maxPassesPerEigen set to Integer.MAX_VALUE.
HebbianSolver(int) - Constructor for class org.apache.mahout.math.decomposer.hebbian.HebbianSolver
Creates a new HebbianSolver with the default HebbianUpdater to do the updating work, and the default AsyncEigenVerifier to check for convergence in a (single) background thread, with convergenceTarget set to 0, which means that the solver will not really care about convergence as a loop-exiting criterion (but will be checking for convergence anyways, so it will be logged and singular values will be saved).
HebbianUpdater - Class in org.apache.mahout.math.decomposer.hebbian
 
HebbianUpdater() - Constructor for class org.apache.mahout.math.decomposer.hebbian.HebbianUpdater
 
hmdu(int, int, int, Random) - Method in class org.apache.mahout.math.jet.random.HyperGeometric
Deprecated. Returns a random number from the distribution.
hprs(int, int, int, Random) - Method in class org.apache.mahout.math.jet.random.HyperGeometric
Deprecated. Returns a random number from the distribution.
Hyperbolic - Class in org.apache.mahout.math.jet.random
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
Hyperbolic(double, double, Random) - Constructor for class org.apache.mahout.math.jet.random.Hyperbolic
Deprecated. Constructs a Beta distribution.
HyperGeometric - Class in org.apache.mahout.math.jet.random
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
HyperGeometric(int, int, int, Random) - Constructor for class org.apache.mahout.math.jet.random.HyperGeometric
Deprecated. Constructs a HyperGeometric distribution.
hypot(double, double) - Static method in class org.apache.mahout.math.Algebra
Returns sqrt(a^2 + b^2) without under/overflow.

I

i0(double) - Static method in class org.apache.mahout.math.jet.math.Bessel
Deprecated. Returns the modified Bessel function of order 0 of the argument.
i0e(double) - Static method in class org.apache.mahout.math.jet.math.Bessel
Deprecated. Returns the exponentially scaled modified Bessel function of order 0 of the argument.
i1(double) - Static method in class org.apache.mahout.math.jet.math.Bessel
Deprecated. Returns the modified Bessel function of order 1 of the argument.
i1e(double) - Static method in class org.apache.mahout.math.jet.math.Bessel
Deprecated. Returns the exponentially scaled modified Bessel function of order 1 of the argument.
IDENTITY - Static variable in class org.apache.mahout.math.function.Functions
Function that returns its argument.
identity(int) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Constructs an identity matrix (having ones on the diagonal and zeros elsewhere).
IEEE_REMAINDER - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.IEEEremainder(a,b).
IEEEremainder(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns Math.IEEEremainder(a,b).
incompleteBeta(double, double, double) - Static method in class org.apache.mahout.math.jet.stat.Gamma
Returns the regularized Incomplete Beta Function evaluated from zero to xx; formerly named ibeta.
incompleteGamma(double, double) - Static method in class org.apache.mahout.math.jet.stat.Gamma
Returns the Incomplete Gamma function; formerly named igamma.
incompleteGammaComplement(double, double) - Static method in class org.apache.mahout.math.jet.stat.Gamma
Returns the Complemented Incomplete Gamma function; formerly named igamc.
incrementalUpdate(DoubleArrayList, int, int, double[]) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Incrementally maintains and updates minimum, maximum, sum and sum of squares of a data sequence.
incrementalUpdateSumsOfPowers(DoubleArrayList, int, int, int, int, double[]) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Incrementally maintains and updates various sums of powers of the form Sum(data[i]k).
incrementalWeightedUpdate(DoubleArrayList, DoubleArrayList, int, int, double[]) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Incrementally maintains and updates sum and sum of squares of a weighted data sequence.
index() - Method in class org.apache.mahout.math.AbstractVector.LocalElement
 
index(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. Returns the position of the element with the given relative rank within the (virtual or non-virtual) internal 1-dimensional array.
index(int, int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Returns the position of the given coordinate within the (virtual or non-virtual) internal 1-dimensional array.
index(int, int, int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Returns the position of the given coordinate within the (virtual or non-virtual) internal 1-dimensional array.
index(int) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Returns the position of the element with the given relative rank within the (virtual or non-virtual) internal 1-dimensional array.
index(int, int) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. Returns the position of the given coordinate within the (virtual or non-virtual) internal 1-dimensional array.
index(int) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix1D
Deprecated. Returns the position of the element with the given relative rank within the (virtual or non-virtual) internal 1-dimensional array.
index(int, int) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Returns the position of the given coordinate within the (virtual or non-virtual) internal 1-dimensional array.
index() - Method in class org.apache.mahout.math.MatrixSlice
 
index() - Method in interface org.apache.mahout.math.Vector.Element
 
IndexException - Exception in org.apache.mahout.math
Exception thrown when a matrix or vector is accessed at an index, or dimension, which does not logically exist in the entity.
IndexException(int, int) - Constructor for exception org.apache.mahout.math.IndexException
 
innerVerify(VectorIterable, Vector) - Method in class org.apache.mahout.math.decomposer.AsyncEigenVerifier
 
inProgress() - Method in class org.apache.mahout.math.decomposer.EigenStatus
 
IntDoubleFunction - Interface in org.apache.mahout.math.function
Interface that represents a function object: a function that takes two arguments.
IntFunction - Interface in org.apache.mahout.math.function
Interface that represents a function object: a function that takes a single argument and returns a single value.
IntIntDoubleFunction - Interface in org.apache.mahout.math.function
Interface that represents a function object: a function that takes three arguments.
IntIntDoubleProcedure - Interface in org.apache.mahout.math.function
Interface that represents a procedure object: a procedure that takes three arguments and does not return a value.
IntIntFunction - Interface in org.apache.mahout.math.function
Interface that represents a function object: a function that takes two arguments and returns a single value.
INV - Static variable in class org.apache.mahout.math.function.Functions
Function that returns 1.0 / a.
IS_EQUAL - Static variable in class org.apache.mahout.math.function.Functions
Function that returns a == b.
IS_GREATER - Static variable in class org.apache.mahout.math.function.Functions
Function that returns a > b.
IS_LESS - Static variable in class org.apache.mahout.math.function.Functions
Function that returns a < b.
isBetween(double, double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns from<=a && a<=to.
isDense() - Method in class org.apache.mahout.math.AbstractMatrix.TransposeViewVector
 
isDense() - Method in class org.apache.mahout.math.DenseVector
 
isDense() - Method in class org.apache.mahout.math.MatrixVectorView
 
isDense() - Method in class org.apache.mahout.math.NamedVector
 
isDense() - Method in class org.apache.mahout.math.RandomAccessSparseVector
 
isDense() - Method in class org.apache.mahout.math.SequentialAccessSparseVector
 
isDense() - Method in interface org.apache.mahout.math.Vector
 
isDense() - Method in class org.apache.mahout.math.VectorView
 
isDiagonal(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is diagonal if A[i,j] == 0 whenever i != j.
isDiagonallyDominantByColumn(DoubleMatrix2D) - Static method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is diagonally dominant by column if the absolute value of each diagonal element is larger than the sum of the absolute values of the off-diagonal elements in the corresponding column.
isDiagonallyDominantByRow(DoubleMatrix2D) - Static method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is diagonally dominant by row if the absolute value of each diagonal element is larger than the sum of the absolute values of the off-diagonal elements in the corresponding row.
isEqual(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns a == b.
isFirstPass() - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
isGreater(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns a > b.
isIdentity(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is an identity matrix if A[i,i] == 1 and all other cells are zero.
isLess(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns a < b.
isLowerBidiagonal(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is lower bidiagonal if A[i,j]==0 unless i==j || i==j+1.
isLowerTriangular(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is lower triangular if A[i,j]==0 whenever i < j.
isNonNegative(DoubleMatrix2D) - Static method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is non-negative if A[i,j] >= 0 holds for all cells.
isNonsingular() - Method in class org.apache.mahout.math.matrix.linalg.LUDecomposition
Deprecated. Returns whether the matrix is nonsingular (has an inverse).
isNonsingular() - Method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Returns whether the matrix is nonsingular (has an inverse).
isNonsingular(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Returns whether the matrix is nonsingular.
isNotPrime(int) - Static method in class org.apache.mahout.common.RandomUtils
 
isNoView - Variable in class org.apache.mahout.math.matrix.impl.AbstractMatrix
Deprecated.  
isOrthogonal(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A square matrix A is orthogonal if A*transpose(A) = I.
isPositive(DoubleMatrix2D) - Static method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is positive if A[i,j] > 0 holds for all cells.
isSequentialAccess() - Method in class org.apache.mahout.math.AbstractMatrix.TransposeViewVector
 
isSequentialAccess() - Method in class org.apache.mahout.math.DenseVector
 
isSequentialAccess() - Method in class org.apache.mahout.math.MatrixVectorView
 
isSequentialAccess() - Method in class org.apache.mahout.math.NamedVector
 
isSequentialAccess() - Method in class org.apache.mahout.math.RandomAccessSparseVector
 
isSequentialAccess() - Method in class org.apache.mahout.math.SequentialAccessSparseVector
 
isSequentialAccess() - Method in interface org.apache.mahout.math.Vector
 
isSequentialAccess() - Method in class org.apache.mahout.math.VectorView
 
isSingular(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is singular if it has no inverse, that is, iff det(A)==0.
isSkewSymmetric(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A square matrix A is skew-symmetric if A = -transpose(A), that is A[i,j] == -A[j,i].
isSquare(AbstractMatrix2D) - Static method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is square if it has the same number of rows and columns.
isStrictlyLowerTriangular(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is strictly lower triangular if A[i,j]==0 whenever i <= j.
isStrictlyTriangular(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is strictly triangular if it is triangular and its diagonal elements all equal 0.
isStrictlyUpperTriangular(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is strictly upper triangular if A[i,j]==0 whenever i >= j.
isSymmetric(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is symmetric if A = tranpose(A), that is A[i,j] == A[j,i].
isTriangular(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is triangular iff it is either upper or lower triangular.
isTridiagonal(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is tridiagonal if A[i,j]==0 whenever Math.abs(i-j) > 1.
isUnitTriangular(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is unit triangular if it is triangular and its diagonal elements all equal 1.
isUpperBidiagonal(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is upper bidiagonal if A[i,j]==0 unless i==j || i==j-1.
isUpperTriangular(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is upper triangular if A[i,j]==0 whenever i > j.
isView() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix
Deprecated. Returns whether the receiver is a view or not.
isZero(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A matrix A is zero if all its cells are zero.
iterateAll() - Method in class org.apache.mahout.math.AbstractMatrix
 
iterateAll() - Method in interface org.apache.mahout.math.VectorIterable
 
iterateNonZero() - Method in class org.apache.mahout.math.AbstractMatrix.TransposeViewVector
Currently delegates to AbstractMatrix.TransposeViewVector.iterator().
iterateNonZero() - Method in class org.apache.mahout.math.DenseVector
Returns an iterator that traverses this Vector from 0 to cardinality-1, in that order.
iterateNonZero() - Method in class org.apache.mahout.math.MatrixVectorView
Iterates over all non-zero elements.
iterateNonZero() - Method in class org.apache.mahout.math.NamedVector
 
iterateNonZero() - Method in class org.apache.mahout.math.RandomAccessSparseVector
NOTE: this implementation reuses the Vector.Element instance for each call of next().
iterateNonZero() - Method in class org.apache.mahout.math.SequentialAccessSparseVector
 
iterateNonZero() - Method in interface org.apache.mahout.math.Vector
Iterates over all non-zero elements.
iterateNonZero() - Method in class org.apache.mahout.math.VectorView
 
iterator() - Method in class org.apache.mahout.math.AbstractMatrix
 
iterator() - Method in class org.apache.mahout.math.AbstractMatrix.TransposeViewVector
 
iterator() - Method in class org.apache.mahout.math.DenseVector
 
iterator() - Method in class org.apache.mahout.math.MatrixVectorView
Iterates over all elements

* NOTE: Implementations may choose to reuse the Element returned for performance reasons, so if you need a copy of it, you should call AbstractVector.getElement(int) for the given index

iterator() - Method in class org.apache.mahout.math.NamedVector
 
iterator() - Method in class org.apache.mahout.math.RandomAccessSparseVector
 
iterator() - Method in class org.apache.mahout.math.SequentialAccessSparseVector
 
iterator() - Method in interface org.apache.mahout.math.Vector
Iterates over all elements

* NOTE: Implementations may choose to reuse the Element returned for performance reasons, so if you need a copy of it, you should call Vector.getElement(int) for the given index

iterator() - Method in class org.apache.mahout.math.VectorView
 

J

j0(double) - Static method in class org.apache.mahout.math.jet.math.Bessel
Deprecated. Returns the Bessel function of the first kind of order 0 of the argument.
j1(double) - Static method in class org.apache.mahout.math.jet.math.Bessel
Deprecated. Returns the Bessel function of the first kind of order 1 of the argument.
jn(int, double) - Static method in class org.apache.mahout.math.jet.math.Bessel
Deprecated. Returns the Bessel function of the first kind of order n of the argument.
JsonMatrixAdapter - Class in org.apache.mahout.math
 
JsonMatrixAdapter() - Constructor for class org.apache.mahout.math.JsonMatrixAdapter
 
JsonVectorAdapter - Class in org.apache.mahout.math
 
JsonVectorAdapter() - Constructor for class org.apache.mahout.math.JsonVectorAdapter
 

K

k0(double) - Static method in class org.apache.mahout.math.jet.math.Bessel
Deprecated. Returns the modified Bessel function of the third kind of order 0 of the argument.
k0e(double) - Static method in class org.apache.mahout.math.jet.math.Bessel
Deprecated. Returns the exponentially scaled modified Bessel function of the third kind of order 0 of the argument.
k1(double) - Static method in class org.apache.mahout.math.jet.math.Bessel
Deprecated. Returns the modified Bessel function of the third kind of order 1 of the argument.
k1e(double) - Static method in class org.apache.mahout.math.jet.math.Bessel
Deprecated. Returns the exponentially scaled modified Bessel function of the third kind of order 1 of the argument.
kn(int, double) - Static method in class org.apache.mahout.math.jet.math.Bessel
Deprecated. Returns the modified Bessel function of the third kind of order nn of the argument.
kurtosis(double, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the kurtosis (aka excess) of a data sequence.
kurtosis(DoubleArrayList, double, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the kurtosis (aka excess) of a data sequence, which is -3 + moment(data,4,mean) / standardDeviation4.

L

lag1(DoubleArrayList, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the lag-1 autocorrelation of a dataset; Note that this method has semantics different from autoCorrelation(..., 1);
LanczosSolver - Class in org.apache.mahout.math.decomposer.lanczos
Simple implementation of the Lanczos algorithm for finding eigenvalues of a symmetric matrix, applied to non-symmetric matrices by applying Matrix.timesSquared(vector) as the "matrix-multiplication" method.
LanczosSolver() - Constructor for class org.apache.mahout.math.decomposer.lanczos.LanczosSolver
 
LanczosSolver.TimingSection - Enum in org.apache.mahout.math.decomposer.lanczos
 
lengthSquared - Variable in class org.apache.mahout.math.AbstractVector
 
LESS - Static variable in class org.apache.mahout.math.function.Functions
Function that returns a < b ? 1 : 0.
less(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns a < b ? 1 : 0.
LG - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.log(a) / Math.log(b).
lg(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns Math.log(a) / Math.log(b).
like() - Method in class org.apache.mahout.math.AbstractMatrix.TransposeViewVector
 
like(int) - Method in class org.apache.mahout.math.AbstractMatrix.TransposeViewVector
 
like() - Method in class org.apache.mahout.math.DenseMatrix
 
like(int, int) - Method in class org.apache.mahout.math.DenseMatrix
 
like() - Method in class org.apache.mahout.math.DenseVector
 
like() - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Construct and returns a new empty matrix of the same dynamic type as the receiver, having the same size.
like(int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Construct and returns a new empty matrix of the same dynamic type as the receiver, having the specified size.
like() - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Construct and returns a new empty matrix of the same dynamic type as the receiver, having the same number of rows and columns.
like(int, int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Construct and returns a new empty matrix of the same dynamic type as the receiver, having the specified number of rows and columns.
like(int) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Construct and returns a new empty matrix of the same dynamic type as the receiver, having the specified size.
like(int, int) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. Construct and returns a new empty matrix of the same dynamic type as the receiver, having the specified number of rows and columns.
like(int) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix1D
Deprecated. Construct and returns a new empty matrix of the same dynamic type as the receiver, having the specified size.
like(int, int) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Construct and returns a new empty matrix of the same dynamic type as the receiver, having the specified number of rows and columns.
like() - Method in interface org.apache.mahout.math.Matrix
Return an empty matrix of the same underlying class as the receiver
like(int, int) - Method in interface org.apache.mahout.math.Matrix
Returns an empty matrix of the same underlying class as the receiver and of the specified size.
like() - Method in class org.apache.mahout.math.MatrixVectorView
Return an empty vector of the same underlying class as the receiver
like() - Method in class org.apache.mahout.math.MatrixView
 
like(int, int) - Method in class org.apache.mahout.math.MatrixView
 
like() - Method in class org.apache.mahout.math.NamedVector
 
like() - Method in class org.apache.mahout.math.RandomAccessSparseVector
 
like() - Method in class org.apache.mahout.math.SequentialAccessSparseVector
 
like() - Method in class org.apache.mahout.math.SparseColumnMatrix
 
like(int, int) - Method in class org.apache.mahout.math.SparseColumnMatrix
 
like() - Method in class org.apache.mahout.math.SparseMatrix
 
like(int, int) - Method in class org.apache.mahout.math.SparseMatrix
 
like() - Method in class org.apache.mahout.math.SparseRowMatrix
 
like(int, int) - Method in class org.apache.mahout.math.SparseRowMatrix
 
like() - Method in interface org.apache.mahout.math.Vector
Return an empty vector of the same underlying class as the receiver
like() - Method in class org.apache.mahout.math.VectorList
Return an empty matrix of the same underlying class as the receiver
like(int, int) - Method in class org.apache.mahout.math.VectorList
Returns an empty matrix of the same underlying class as the receiver and of the specified size.
like() - Method in class org.apache.mahout.math.VectorView
 
like1D(int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Construct and returns a new 1-d matrix of the corresponding dynamic type, entirelly independent of the receiver.
like1D(int, int, int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Construct and returns a new 1-d matrix of the corresponding dynamic type, sharing the same cells.
like1D(int) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. Construct and returns a new 1-d matrix of the corresponding dynamic type, entirelly independent of the receiver.
like1D(int, int, int) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. Construct and returns a new 1-d matrix of the corresponding dynamic type, sharing the same cells.
like1D(int) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Construct and returns a new 1-d matrix of the corresponding dynamic type, entirelly independent of the receiver.
like1D(int, int, int) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Construct and returns a new 1-d matrix of the corresponding dynamic type, sharing the same cells.
like2D(int, int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Construct and returns a new 2-d matrix of the corresponding dynamic type, entirelly independent of the receiver.
like2D(int, int) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Construct and returns a new 2-d matrix of the corresponding dynamic type, entirelly independent of the receiver.
like2D(int, int) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix1D
Deprecated. Construct and returns a new 2-d matrix of the corresponding dynamic type, entirelly independent of the receiver.
log(double, double) - Static method in class org.apache.mahout.math.jet.math.Arithmetic
Returns logbasevalue.
log10(double) - Static method in class org.apache.mahout.math.jet.math.Arithmetic
Returns log10value.
LOG2 - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.log(a) / Math.log(2).
log2(double) - Static method in class org.apache.mahout.math.jet.math.Arithmetic
Returns log2value.
LOGARITHM - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.log(a).
Logarithmic - Class in org.apache.mahout.math.jet.random
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
Logarithmic(double, Random) - Constructor for class org.apache.mahout.math.jet.random.Logarithmic
Deprecated. Constructs a Logarithmic distribution.
logFactorial(int) - Static method in class org.apache.mahout.math.jet.math.Arithmetic
Returns log(k!).
logGamma(double) - Static method in class org.apache.mahout.math.jet.random.Fun
Returns a quick approximation of log(gamma(x)).
logGamma(double) - Static method in class org.apache.mahout.math.jet.stat.Gamma
Returns the natural logarithm of the gamma function; formerly named lgamma.
LogLikelihood - Class in org.apache.mahout.math.stats
Utility methods for working with log-likelihood
logLikelihoodRatio(int, int, int, int) - Static method in class org.apache.mahout.math.stats.LogLikelihood
Calculate the Raw Log-likelihood ratio for two events, call them A and B.
logNormalize() - Method in class org.apache.mahout.math.AbstractVector
 
logNormalize(double) - Method in class org.apache.mahout.math.AbstractVector
 
logNormalize(double, double) - Method in class org.apache.mahout.math.AbstractVector
 
logNormalize() - Method in class org.apache.mahout.math.NamedVector
 
logNormalize(double) - Method in class org.apache.mahout.math.NamedVector
 
logNormalize() - Method in interface org.apache.mahout.math.Vector
Return a new vector containing the log(1 + entry)/ L_2 norm values of the recipient
logNormalize(double) - Method in interface org.apache.mahout.math.Vector
Return a new Vector with a normalized value calculated as log_power(1 + entry)/ L_power norm.
LOGPI - Static variable in class org.apache.mahout.math.jet.math.Constants
 
longFactorial(int) - Static method in class org.apache.mahout.math.jet.math.Arithmetic
Instantly returns the factorial k!.
longSeedtoBytes(long) - Static method in class org.apache.mahout.common.RandomUtils
 
lowerBandwidth(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. The lower bandwidth of a square matrix A is the maximum i-j for which A[i,j] is nonzero and i > j.
lowerTriangular(DoubleMatrix2D) - Static method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Modifies the matrix to be a lower triangular matrix.
LUDecomposition - Class in org.apache.mahout.math.matrix.linalg
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
LUDecomposition(DoubleMatrix2D) - Constructor for class org.apache.mahout.math.matrix.linalg.LUDecomposition
Deprecated. Constructs and returns a new LU Decomposition object; The decomposed matrices can be retrieved via instance methods of the returned decomposition object.
LUDecompositionQuick - Class in org.apache.mahout.math.matrix.linalg
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
LUDecompositionQuick() - Constructor for class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Constructs and returns a new LU Decomposition object with default tolerance 1.0E-9 for singularity detection.
LUDecompositionQuick(double) - Constructor for class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Constructs and returns a new LU Decomposition object which uses the given tolerance for singularity detection;

M

m() - Method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated.  
MACHEP - Static variable in class org.apache.mahout.math.jet.math.Constants
 
main(String[]) - Static method in class org.apache.mahout.math.decomposer.hebbian.HebbianSolver
 
make(double[]) - Method in class org.apache.mahout.math.matrix.DoubleFactory1D
Deprecated. Constructs a matrix with the given cell values.
make(DoubleMatrix1D[]) - Method in class org.apache.mahout.math.matrix.DoubleFactory1D
Deprecated. Constructs a matrix which is the concatenation of all given parts.
make(int) - Method in class org.apache.mahout.math.matrix.DoubleFactory1D
Deprecated. Constructs a matrix with the given shape, each cell initialized with zero.
make(int, double) - Method in class org.apache.mahout.math.matrix.DoubleFactory1D
Deprecated. Constructs a matrix with the given shape, each cell initialized with the given value.
make(AbstractDoubleList) - Method in class org.apache.mahout.math.matrix.DoubleFactory1D
Deprecated. Constructs a matrix from the values of the given list.
make(double[][]) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Constructs a matrix with the given cell values.
make(double[], int) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Construct a matrix from a one-dimensional column-major packed array, ala Fortran.
make(int, int) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Constructs a matrix with the given shape, each cell initialized with zero.
make(int, int, double) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Constructs a matrix with the given shape, each cell initialized with the given value.
make1D(int) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Constructs a 1d matrix of the right dynamic type.
makeDefault() - Static method in class org.apache.mahout.math.jet.random.engine.RandomEngine
 
MATRIX - Static variable in class org.apache.mahout.math.JsonMatrixAdapter
 
Matrix - Interface in org.apache.mahout.math
The basic interface including numerous convenience functions
matrixLike(int, int) - Method in class org.apache.mahout.math.AbstractMatrix.TransposeViewVector
 
matrixLike(int, int) - Method in class org.apache.mahout.math.AbstractVector
Subclasses must override to return an appropriately sparse or dense result
matrixLike(int, int) - Method in class org.apache.mahout.math.DenseVector
 
matrixLike(int, int) - Method in class org.apache.mahout.math.MatrixVectorView
Subclasses must override to return an appropriately sparse or dense result
matrixLike(int, int) - Method in class org.apache.mahout.math.RandomAccessSparseVector
 
matrixLike(int, int) - Method in class org.apache.mahout.math.SequentialAccessSparseVector
 
matrixLike(int, int) - Method in class org.apache.mahout.math.VectorView
 
MatrixSlice - Class in org.apache.mahout.math
 
MatrixSlice(Vector, int) - Constructor for class org.apache.mahout.math.MatrixSlice
 
MatrixVectorView - Class in org.apache.mahout.math
Provides a virtual vector that is really a row or column or diagonal of a matrix.
MatrixVectorView(Matrix, int, int, int, int) - Constructor for class org.apache.mahout.math.MatrixVectorView
 
MatrixView - Class in org.apache.mahout.math
Implements subset view of a Matrix
MatrixView(Matrix, int[], int[]) - Constructor for class org.apache.mahout.math.MatrixView
Construct a view of the matrix with given offset and cardinality
MAX - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.max(a,b).
max(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns Math.max(a,b).
max() - Static method in class org.apache.mahout.math.function.VectorFunctions
 
max(DoubleArrayList) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the largest member of a data sequence.
MAX_INT_SMALLER_TWIN_PRIME - Static variable in class org.apache.mahout.common.RandomUtils
The largest prime less than 231-1 that is the smaller of a twin prime pair.
MAXGAM - Static variable in class org.apache.mahout.math.jet.math.Constants
 
MAXLOG - Static variable in class org.apache.mahout.math.jet.math.Constants
 
maxValue() - Method in class org.apache.mahout.math.AbstractVector
 
maxValue() - Method in class org.apache.mahout.math.NamedVector
 
maxValue() - Method in interface org.apache.mahout.math.Vector
 
maxValueIndex() - Method in class org.apache.mahout.math.AbstractVector
 
maxValueIndex() - Method in class org.apache.mahout.math.NamedVector
 
maxValueIndex() - Method in interface org.apache.mahout.math.Vector
 
mean() - Static method in class org.apache.mahout.math.function.VectorFunctions
Vector functions
mean(DoubleArrayList) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the arithmetic mean of a data sequence; That is Sum( data[i] ) / data.size().
meanDeviation(DoubleArrayList, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the mean deviation of a dataset.
median(DoubleArrayList) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the median of a sorted data sequence.
MersenneTwister - Class in org.apache.mahout.math.jet.random.engine
MersenneTwister (MT19937) is one of the strongest uniform pseudo-random number generators known so far; at the same time it is quick.
MersenneTwister() - Constructor for class org.apache.mahout.math.jet.random.engine.MersenneTwister
Constructs and returns a random number generator with a default seed, which is a constant.
MersenneTwister(int) - Constructor for class org.apache.mahout.math.jet.random.engine.MersenneTwister
Constructs and returns a random number generator with the given seed.
MersenneTwister(Date) - Constructor for class org.apache.mahout.math.jet.random.engine.MersenneTwister
Constructs and returns a random number generator seeded with the given date.
MIN - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.min(a,b).
min(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns Math.min(a,b).
min() - Static method in class org.apache.mahout.math.function.VectorFunctions
 
min(DoubleArrayList) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the smallest member of a data sequence.
MINLOG - Static variable in class org.apache.mahout.math.jet.math.Constants
 
minus(Matrix) - Method in class org.apache.mahout.math.AbstractMatrix
 
minus(Vector) - Method in class org.apache.mahout.math.AbstractVector
 
MINUS - Static variable in class org.apache.mahout.math.function.Functions
Function that returns a - b.
minus(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns a - b.
minus(Matrix) - Method in interface org.apache.mahout.math.Matrix
Return a new matrix containing the element by element difference of the recipient and the argument
minus(Vector) - Method in class org.apache.mahout.math.NamedVector
 
minus(Vector) - Method in class org.apache.mahout.math.SequentialAccessSparseVector
 
minus(Vector) - Method in interface org.apache.mahout.math.Vector
Return a new vector containing the element by element difference of the recipient and the argument
minusDiv(double) - Static method in class org.apache.mahout.math.function.PlusMult
a - b/constant.
minusMult(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns a - b*constant.
minusMult(double) - Static method in class org.apache.mahout.math.function.PlusMult
a - b*constant.
minValue() - Method in class org.apache.mahout.math.AbstractVector
 
minValue() - Method in class org.apache.mahout.math.NamedVector
 
minValue() - Method in interface org.apache.mahout.math.Vector
 
minValueIndex() - Method in class org.apache.mahout.math.AbstractVector
 
minValueIndex() - Method in class org.apache.mahout.math.NamedVector
 
minValueIndex() - Method in interface org.apache.mahout.math.Vector
 
MOD - Static variable in class org.apache.mahout.math.function.Functions
Function that returns a % b.
mod(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns a % b.
moment(int, double, int, double[]) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the moment of k-th order with constant c of a data sequence, which is Sum( (data[i]-c)k ) / data.size().
moment(DoubleArrayList, int, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the moment of k-th order with constant c of a data sequence, which is Sum( (data[i]-c)k ) / data.size().
mostRecentEigen() - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
mult(Matrix, Vector) - Static method in class org.apache.mahout.math.Algebra
 
MULT - Static variable in class org.apache.mahout.math.function.Functions
Function that returns a * b.
mult(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns a * b.
Mult - Class in org.apache.mahout.math.function
Only for performance tuning of compute intensive linear algebraic computations.
mult(double) - Static method in class org.apache.mahout.math.function.Mult
a * constant.

N

n() - Method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated.  
NamedVector - Class in org.apache.mahout.math
 
NamedVector() - Constructor for class org.apache.mahout.math.NamedVector
 
NamedVector(NamedVector) - Constructor for class org.apache.mahout.math.NamedVector
 
NamedVector(Vector, String) - Constructor for class org.apache.mahout.math.NamedVector
 
NEGATE - Static variable in class org.apache.mahout.math.function.Functions
Function that returns -a.
NegativeBinomial - Class in org.apache.mahout.math.jet.random
Mostly deprecated until unit tests are in place.
NegativeBinomial(int, double, Random) - Constructor for class org.apache.mahout.math.jet.random.NegativeBinomial
Constructs a Negative Binomial distribution which describes the probability of getting a particular number of negative trials (k) before getting a fixed number of positive trials (r) where each positive trial has probability (p) of being successful.
negativeBinomial(int, int, double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Returns the sum of the terms 0 through k of the Negative Binomial Distribution.
negativeBinomialComplemented(int, int, double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Deprecated. 
newVector(int) - Method in class org.apache.mahout.math.AbstractMatrix.TransposeViewVector
 
next(int) - Method in class org.apache.mahout.common.RandomWrapper
 
next() - Method in class org.apache.mahout.math.VectorView.AllIterator
 
next() - Method in class org.apache.mahout.math.VectorView.NonZeroIterator
 
nextBlock(int, long[], int) - Method in class org.apache.mahout.math.jet.random.sampling.RandomSampler
Deprecated. Computes the next count random numbers of the sorted random set specified on instance construction and fills them into values, starting at index fromIndex.
nextBoolean() - Method in class org.apache.mahout.common.RandomWrapper
 
nextBoolean() - Method in class org.apache.mahout.math.jet.random.Uniform
Returns a uniformly distributed random boolean.
nextBurr1(double, int, RandomEngine) - Static method in class org.apache.mahout.math.jet.random.Distributions
Deprecated. Returns a random number from the Burr II, VII, VIII, X Distributions.
nextBurr2(double, double, int, RandomEngine) - Static method in class org.apache.mahout.math.jet.random.Distributions
Deprecated. Returns a random number from the Burr III, IV, V, VI, IX, XII distributions.
nextBytes(byte[]) - Method in class org.apache.mahout.common.RandomWrapper
 
nextCauchy(RandomEngine) - Static method in class org.apache.mahout.math.jet.random.Distributions
Deprecated. Returns a cauchy distributed random number from the standard Cauchy distribution C(0,1).
nextDouble() - Method in class org.apache.mahout.common.RandomWrapper
 
nextDouble() - Method in class org.apache.mahout.math.jet.random.AbstractDiscreteDistribution
Returns a random number from the distribution; returns (double) nextInt().
nextDouble() - Method in class org.apache.mahout.math.jet.random.AbstractDistribution
Returns a random number from the distribution.
nextDouble() - Method in class org.apache.mahout.math.jet.random.Beta
Deprecated. Returns a random number from the distribution.
nextDouble(double, double) - Method in class org.apache.mahout.math.jet.random.Beta
Deprecated. Returns a beta distributed random number; bypasses the internal state.
nextDouble() - Method in class org.apache.mahout.math.jet.random.BreitWigner
Deprecated. Returns a random number from the distribution.
nextDouble(double, double, double) - Method in class org.apache.mahout.math.jet.random.BreitWigner
Deprecated. Returns a random number from the distribution; bypasses the internal state.
nextDouble(double, double, double) - Method in class org.apache.mahout.math.jet.random.BreitWignerMeanSquare
Deprecated. Returns a mean-squared random number from the distribution; bypasses the internal state.
nextDouble() - Method in class org.apache.mahout.math.jet.random.ChiSquare
Deprecated. Returns a random number from the distribution.
nextDouble(double) - Method in class org.apache.mahout.math.jet.random.ChiSquare
Deprecated. Returns a random number from the distribution; bypasses the internal state.
nextDouble() - Method in class org.apache.mahout.math.jet.random.Empirical
Deprecated. Returns a random number from the distribution.
nextDouble() - Method in class org.apache.mahout.math.jet.random.engine.RandomEngine
 
nextDouble() - Method in class org.apache.mahout.math.jet.random.Exponential
Returns a random number from the distribution.
nextDouble() - Method in class org.apache.mahout.math.jet.random.ExponentialPower
Deprecated. Returns a random number from the distribution.
nextDouble(double) - Method in class org.apache.mahout.math.jet.random.ExponentialPower
Deprecated. Returns a random number from the distribution; bypasses the internal state.
nextDouble() - Method in class org.apache.mahout.math.jet.random.Gamma
Returns a random number from the distribution.
nextDouble(double, double) - Method in class org.apache.mahout.math.jet.random.Gamma
Returns a random number from the distribution; bypasses the internal state.
nextDouble() - Method in class org.apache.mahout.math.jet.random.Hyperbolic
Deprecated. Returns a random number from the distribution.
nextDouble(double, double) - Method in class org.apache.mahout.math.jet.random.Hyperbolic
Deprecated. Returns a hyperbolic distributed random number; bypasses the internal state.
nextDouble() - Method in class org.apache.mahout.math.jet.random.Logarithmic
Deprecated. Returns a random number from the distribution.
nextDouble(double) - Method in class org.apache.mahout.math.jet.random.Logarithmic
Deprecated. Returns a random number from the distribution; bypasses the internal state.
nextDouble() - Method in class org.apache.mahout.math.jet.random.Normal
Returns a random number from the distribution.
nextDouble() - Method in class org.apache.mahout.math.jet.random.StudentT
Deprecated. Returns a random number from the distribution.
nextDouble(double) - Method in class org.apache.mahout.math.jet.random.StudentT
Deprecated. Returns a random number from the distribution; bypasses the internal state.
nextDouble() - Method in class org.apache.mahout.math.jet.random.Uniform
Returns a uniformly distributed random number in the open interval (min,max) (excluding min and max).
nextDouble() - Method in class org.apache.mahout.math.jet.random.VonMises
Deprecated. Returns a random number from the distribution.
nextDouble(double) - Method in class org.apache.mahout.math.jet.random.VonMises
Deprecated. Returns a random number from the distribution; bypasses the internal state.
nextDoubleFromTo(double, double) - Method in class org.apache.mahout.math.jet.random.Uniform
Returns a uniformly distributed random number in the open interval (from,to) (excluding from and to).
nextErlang(double, double, RandomEngine) - Static method in class org.apache.mahout.math.jet.random.Distributions
Deprecated. Returns an erlang distributed random number with the given variance and mean.
nextFloat() - Method in class org.apache.mahout.common.RandomWrapper
 
nextFloat() - Method in class org.apache.mahout.math.jet.random.engine.RandomEngine
 
nextFloatFromTo(float, float) - Method in class org.apache.mahout.math.jet.random.Uniform
Returns a uniformly distributed random number in the open interval (from,to) (excluding from and to).
nextGaussian() - Method in class org.apache.mahout.common.RandomWrapper
 
nextGeometric(double, RandomEngine) - Static method in class org.apache.mahout.math.jet.random.Distributions
Deprecated. Returns a discrete geometric distributed random number; Definition.
nextInt() - Method in class org.apache.mahout.common.RandomWrapper
 
nextInt(int) - Method in class org.apache.mahout.common.RandomWrapper
 
nextInt() - Method in class org.apache.mahout.math.jet.random.AbstractContinousDistribution
 
nextInt() - Method in class org.apache.mahout.math.jet.random.AbstractDiscreteDistribution
 
nextInt() - Method in class org.apache.mahout.math.jet.random.AbstractDistribution
 
nextInt() - Method in class org.apache.mahout.math.jet.random.Binomial
Deprecated.  
nextInt(int, double) - Method in class org.apache.mahout.math.jet.random.Binomial
Deprecated. Returns a random number from the distribution with the given parameters n and p; bypasses the internal state.
nextInt() - Method in class org.apache.mahout.math.jet.random.EmpiricalWalker
Deprecated. Returns a random integer k with probability pdf(k).
nextInt() - Method in class org.apache.mahout.math.jet.random.engine.MersenneTwister
Returns a 32 bit uniformly distributed random number in the closed interval [Integer.MIN_VALUE,Integer.MAX_VALUE] (including Integer.MIN_VALUE and Integer.MAX_VALUE).
nextInt() - Method in class org.apache.mahout.math.jet.random.engine.RandomEngine
 
nextInt() - Method in class org.apache.mahout.math.jet.random.HyperGeometric
Deprecated. Returns a random number from the distribution.
nextInt(int, int, int) - Method in class org.apache.mahout.math.jet.random.HyperGeometric
Deprecated. Returns a random number from the distribution; bypasses the internal state.
nextInt(int, int, int, Random) - Method in class org.apache.mahout.math.jet.random.HyperGeometric
Deprecated. Returns a random number from the distribution; bypasses the internal state.
nextInt() - Method in class org.apache.mahout.math.jet.random.NegativeBinomial
 
nextInt(int, double) - Method in class org.apache.mahout.math.jet.random.NegativeBinomial
Returns a sample from this distribution.
nextInt() - Method in class org.apache.mahout.math.jet.random.Poisson
 
nextInt(double) - Method in class org.apache.mahout.math.jet.random.Poisson
Returns a random number from the distribution.
nextInt() - Method in class org.apache.mahout.math.jet.random.PoissonSlow
Deprecated.  
nextInt() - Method in class org.apache.mahout.math.jet.random.Zeta
Deprecated.  
nextIntFromTo(int, int) - Method in class org.apache.mahout.math.jet.random.Uniform
Returns a uniformly distributed random number in the closed interval [from,to] (including from and to).
nextIntSlow() - Method in class org.apache.mahout.math.jet.random.PoissonSlow
Deprecated. Returns a random number from the distribution.
nextLambda(double, double, RandomEngine) - Static method in class org.apache.mahout.math.jet.random.Distributions
Deprecated. Returns a lambda distributed random number with parameters l3 and l4.
nextLaplace(RandomEngine) - Static method in class org.apache.mahout.math.jet.random.Distributions
Deprecated. Returns a Laplace (Double Exponential) distributed random number from the standard Laplace distribution L(0,1).
nextLogistic(RandomEngine) - Static method in class org.apache.mahout.math.jet.random.Distributions
Deprecated. Returns a random number from the standard Logistic distribution Log(0,1).
nextLong() - Method in class org.apache.mahout.common.RandomWrapper
 
nextLong() - Method in class org.apache.mahout.math.jet.random.engine.RandomEngine
 
nextLongFromTo(long, long) - Method in class org.apache.mahout.math.jet.random.Uniform
Returns a uniformly distributed random number in the closed interval [from,to] (including from and to).
nextPowLaw(double, double, RandomEngine) - Static method in class org.apache.mahout.math.jet.random.Distributions
Deprecated. Returns a power-law distributed random number with the given exponent and lower cutoff.
nextPrime(int) - Static method in class org.apache.mahout.common.RandomUtils
Finds smallest prime p such that p is greater than or equal to n.
nextTriangular(RandomEngine) - Static method in class org.apache.mahout.math.jet.random.Distributions
Deprecated. Returns a random number from the standard Triangular distribution in (-1,1).
nextTwinPrime(int) - Static method in class org.apache.mahout.common.RandomUtils
Finds next-largest "twin primes": numbers p and p+2 such that both are prime.
nextWeibull(double, double, RandomEngine) - Static method in class org.apache.mahout.math.jet.random.Distributions
Deprecated. Returns a weibull distributed random number.
nextZipfInt(double, RandomEngine) - Static method in class org.apache.mahout.math.jet.random.Distributions
Deprecated. Returns a zipfian distributed random number with the given skew.
norm(double) - Method in class org.apache.mahout.math.AbstractVector
 
norm(double) - Method in class org.apache.mahout.math.NamedVector
 
norm(double) - Method in interface org.apache.mahout.math.Vector
Return the k-norm of the vector.
norm2() - Method in class org.apache.mahout.math.SingularValueDecomposition
Returns the two norm, which is max(S).
Normal - Class in org.apache.mahout.math.jet.random
Implements a normal distribution specified mean and standard deviation.
Normal(double, double, Random) - Constructor for class org.apache.mahout.math.jet.random.Normal
 
normal(double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Returns the area under the Normal (Gaussian) probability density function, integrated from minus infinity to x (assumes mean is zero, variance is one).
normal(double, double, double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Returns the area under the Normal (Gaussian) probability density function, integrated from minus infinity to x.
normalInverse(double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Deprecated. 
normalize() - Method in class org.apache.mahout.math.AbstractVector
 
normalize(double) - Method in class org.apache.mahout.math.AbstractVector
 
normalize() - Method in class org.apache.mahout.math.NamedVector
 
normalize(double) - Method in class org.apache.mahout.math.NamedVector
 
normalize() - Method in interface org.apache.mahout.math.Vector
Return a new vector containing the normalized (L_2 norm) values of the recipient
normalize(double) - Method in interface org.apache.mahout.math.Vector
Return a new Vector containing the normalized (L_power norm) values of the recipient.
numCols() - Method in class org.apache.mahout.math.AbstractMatrix
 
numCols() - Method in interface org.apache.mahout.math.VectorIterable
 
numRows() - Method in class org.apache.mahout.math.AbstractMatrix
 
numRows() - Method in interface org.apache.mahout.math.VectorIterable
 
numSlices() - Method in class org.apache.mahout.math.AbstractMatrix
Abstracted out for the iterator
numSlices() - Method in class org.apache.mahout.math.SparseColumnMatrix
Abstracted out for the iterator
numSlices() - Method in interface org.apache.mahout.math.VectorIterable
 

O

ObjectFunction<T> - Interface in org.apache.mahout.math.function
Interface that represents a function object: a function that takes a single argument and returns a single value.
ObjectObjectFunction<T> - Interface in org.apache.mahout.math.function
Interface that represents a function object: a function that takes two arguments and returns a single value.
offset(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. Returns the position of the given absolute rank within the (virtual or non-virtual) internal 1-dimensional array.
OnlineSummarizer - Class in org.apache.mahout.math.stats
Computes on-line estimates of mean, variance and all five quartiles (notably including the median).
OnlineSummarizer() - Constructor for class org.apache.mahout.math.stats.OnlineSummarizer
 
org.apache.mahout.common - package org.apache.mahout.common
 
org.apache.mahout.math - package org.apache.mahout.math
Core base classes; Operations on primitive arrays such as sorting, partitioning and permuting.
org.apache.mahout.math.decomposer - package org.apache.mahout.math.decomposer
 
org.apache.mahout.math.decomposer.hebbian - package org.apache.mahout.math.decomposer.hebbian
 
org.apache.mahout.math.decomposer.lanczos - package org.apache.mahout.math.decomposer.lanczos
 
org.apache.mahout.math.function - package org.apache.mahout.math.function
Core interfaces for functions, comparisons and procedures on objects and primitive data types.
org.apache.mahout.math.jet.math - package org.apache.mahout.math.jet.math
Tools for basic and advanced mathematics: Arithmetics and Algebra, Polynomials and Chebyshev series, Bessel and Airy functions, Function Objects for generic function evaluation, etc.
org.apache.mahout.math.jet.random - package org.apache.mahout.math.jet.random
Large variety of probability distributions featuring high performance generation of random numbers, CDF's and PDF's.
org.apache.mahout.math.jet.random.engine - package org.apache.mahout.math.jet.random.engine
Engines generating strong uniformly distributed pseudo-random numbers; Needed by all JET probability distributions since they rely on uniform random numbers to generate random numbers from their own distribution.
org.apache.mahout.math.jet.random.sampling - package org.apache.mahout.math.jet.random.sampling
Samples (picks) random subsets of data sequences.
org.apache.mahout.math.jet.stat - package org.apache.mahout.math.jet.stat
Tools for basic and advanced statistics: Estimators, Gamma functions, Beta functions, Probabilities, Special integrals, etc.
org.apache.mahout.math.matrix - package org.apache.mahout.math.matrix
Matrix interfaces and factories; efficient and flexible dense and sparse 1, 2, 3 and d-dimensional matrices holding objects or primitive data types such as int, double, etc; Templated, fixed sized (not dynamically resizable); Also known as multi-dimensional arrays or Data Cubes.
org.apache.mahout.math.matrix.impl - package org.apache.mahout.math.matrix.impl
Matrix implementations; You normally need not look at this package, because all concrete classes implement the abstract interfaces of org.apache.mahout.math.matrix, without subsetting or supersetting.
org.apache.mahout.math.matrix.linalg - package org.apache.mahout.math.matrix.linalg
Linear Algebraic matrix computations operating on DoubleMatrix2D and DoubleMatrix1D.
org.apache.mahout.math.stats - package org.apache.mahout.math.stats
 
OrthonormalityVerifier - Class in org.apache.mahout.math
 

P

p1evl(double, double[], int) - Static method in class org.apache.mahout.math.jet.math.Polynomial
Evaluates the given polynomial of degree N at x, assuming coefficient of N is 1.0.
pairwiseInnerProducts(Iterable<MatrixSlice>) - Static method in class org.apache.mahout.math.OrthonormalityVerifier
 
pdf(double) - Method in class org.apache.mahout.math.jet.random.AbstractContinousDistribution
 
pdf(double) - Method in class org.apache.mahout.math.jet.random.Beta
Deprecated. Returns the cumulative distribution function.
pdf(int) - Method in class org.apache.mahout.math.jet.random.Binomial
Deprecated. Returns the probability distribution function.
pdf(double) - Method in class org.apache.mahout.math.jet.random.ChiSquare
Deprecated. Returns the probability distribution function.
pdf(double) - Method in class org.apache.mahout.math.jet.random.Empirical
Deprecated. Returns the probability distribution function.
pdf(int) - Method in class org.apache.mahout.math.jet.random.Empirical
Deprecated. Returns the probability distribution function.
pdf(int) - Method in class org.apache.mahout.math.jet.random.EmpiricalWalker
Deprecated. Returns the probability distribution function.
pdf(double) - Method in class org.apache.mahout.math.jet.random.Exponential
Returns the value of the probability density function at a particular point.
pdf(double) - Method in class org.apache.mahout.math.jet.random.Gamma
Returns the probability distribution function.
pdf(int) - Method in class org.apache.mahout.math.jet.random.HyperGeometric
Deprecated. Returns the probability distribution function.
pdf(int) - Method in class org.apache.mahout.math.jet.random.NegativeBinomial
Returns the probability distribution function.
pdf(double) - Method in class org.apache.mahout.math.jet.random.Normal
Returns the probability density function.
pdf(int) - Method in class org.apache.mahout.math.jet.random.Poisson
Deprecated. 
pdf(double) - Method in class org.apache.mahout.math.jet.random.StudentT
Deprecated. Returns the probability distribution function.
pdf(double) - Method in class org.apache.mahout.math.jet.random.Uniform
Returns the probability distribution function (assuming a continous uniform distribution).
permute(int[], Swapper, int[], int[]) - Static method in class org.apache.mahout.math.GenericPermuting
Deprecated. Generically reorders arbitrary shaped generic data g such that g[i] == g[indexes[i]].
permute(DoubleMatrix1D, int[], double[]) - Static method in class org.apache.mahout.math.matrix.linalg.Algebra
Deprecated. Modifies the given vector A such that it is permuted as specified; Useful for pivoting.
permute(DoubleMatrix2D, int[], int[]) - Static method in class org.apache.mahout.math.matrix.linalg.Algebra
Deprecated. Constructs and returns a new row and column permuted selection view of matrix A; equivalent to DoubleMatrix2D.viewSelection(int[],int[]).
permuteColumns(DoubleMatrix2D, int[], int[]) - Static method in class org.apache.mahout.math.matrix.linalg.Algebra
Deprecated. Modifies the given matrix A such that it's columns are permuted as specified; Useful for pivoting.
permuteRows(DoubleMatrix2D, int[], int[]) - Static method in class org.apache.mahout.math.matrix.linalg.Algebra
Deprecated. Modifies the given matrix A such that it's rows are permuted as specified; Useful for pivoting.
plus(double) - Method in class org.apache.mahout.math.AbstractMatrix
 
plus(Matrix) - Method in class org.apache.mahout.math.AbstractMatrix
 
plus(double) - Method in class org.apache.mahout.math.AbstractVector
 
plus(Vector) - Method in class org.apache.mahout.math.AbstractVector
 
PLUS - Static variable in class org.apache.mahout.math.function.Functions
Function that returns a + b.
plus(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns a + b.
plus(double) - Method in interface org.apache.mahout.math.Matrix
Return a new matrix containing the sum of each value of the recipient and the argument
plus(Matrix) - Method in interface org.apache.mahout.math.Matrix
Return a new matrix containing the element by element sum of the recipient and the argument
plus(double) - Method in class org.apache.mahout.math.NamedVector
 
plus(Vector) - Method in class org.apache.mahout.math.NamedVector
 
plus(double) - Method in interface org.apache.mahout.math.Vector
Return a new vector containing the sum of each value of the recipient and the argument
plus(Vector) - Method in interface org.apache.mahout.math.Vector
Return a new vector containing the element by element sum of the recipient and the argument
PLUS_ABS - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.abs(a) + Math.abs(b).
plusDiv(double) - Static method in class org.apache.mahout.math.function.PlusMult
a + b/constant.
plusMult(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns a + b*constant.
PlusMult - Class in org.apache.mahout.math.function
Only for performance tuning of compute intensive linear algebraic computations.
PlusMult(double) - Constructor for class org.apache.mahout.math.function.PlusMult
 
plusMult(double) - Static method in class org.apache.mahout.math.function.PlusMult
a + b*constant.
Poisson - Class in org.apache.mahout.math.jet.random
Partially deprecated until unit tests are in place.
Poisson(double, Random) - Constructor for class org.apache.mahout.math.jet.random.Poisson
Constructs a poisson distribution.
poisson(int, double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Returns the sum of the first k terms of the Poisson distribution.
poissonComplemented(int, double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Deprecated. 
PoissonSlow - Class in org.apache.mahout.math.jet.random
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
PoissonSlow(double, Random) - Constructor for class org.apache.mahout.math.jet.random.PoissonSlow
Deprecated. Constructs a poisson distribution.
polevl(double, double[], int) - Static method in class org.apache.mahout.math.jet.math.Polynomial
Evaluates the given polynomial of degree N at x.
Polynomial - Class in org.apache.mahout.math.jet.math
Polynomial functions.
Polynomial() - Constructor for class org.apache.mahout.math.jet.math.Polynomial
Makes this class non instantiable, but still let's others inherit from it.
pooledMean(int, double, int, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the pooled mean of two data sequences.
pooledVariance(int, double, int, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the pooled variance of two data sequences.
POW - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.pow(a,b).
pow(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns Math.pow(a,b).
Probability - Class in org.apache.mahout.math.jet.stat
Partially deprecated until unit tests are in place.
Probability() - Constructor for class org.apache.mahout.math.jet.stat.Probability
Makes this class non instantiable, but still let's others inherit from it.
product(int, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the product, which is Prod( data[i] ).
product(DoubleArrayList) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the product of a data sequence, which is Prod( data[i] ).
property() - Method in class org.apache.mahout.math.matrix.linalg.Algebra
Deprecated. Returns the property object attached to this Algebra, defining tolerance.
Property - Class in org.apache.mahout.math.matrix.linalg
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
Property(double) - Constructor for class org.apache.mahout.math.matrix.linalg.Property
Deprecated. Constructs an instance with a tolerance of Math.abs(newTolerance).

Q

QRDecomposition - Class in org.apache.mahout.math.matrix.linalg
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
QRDecomposition(DoubleMatrix2D) - Constructor for class org.apache.mahout.math.matrix.linalg.QRDecomposition
Deprecated. Constructs and returns a new QR decomposition object; computed by Householder reflections; The decomposed matrices can be retrieved via instance methods of the returned decomposition object.
QRDecomposition - Class in org.apache.mahout.math
partially deprecated until unit tests are in place.
QRDecomposition(Matrix) - Constructor for class org.apache.mahout.math.QRDecomposition
Constructs and returns a new QR decomposition object; computed by Householder reflections; The decomposed matrices can be retrieved via instance methods of the returned decomposition object.
quantile(DoubleArrayList, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the phi-quantile; that is, an element elem for which holds that phi percent of data elements are less than elem.
quantileInverse(DoubleArrayList, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns how many percent of the elements contained in the receiver are <= element.
quantiles(DoubleArrayList, DoubleArrayList) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the quantiles of the specified percentages.

R

random() - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns a new uniform random number in the open unit interval (0.0,1.0) (excluding 0.0 and 1.0).
random(int) - Method in class org.apache.mahout.math.matrix.DoubleFactory1D
Deprecated. Constructs a matrix with uniformly distributed values in (0,1) (exclusive).
random(int, int) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Constructs a matrix with uniformly distributed values in (0,1) (exclusive).
RandomAccessSparseVector - Class in org.apache.mahout.math
Implements vector that only stores non-zero doubles
RandomAccessSparseVector() - Constructor for class org.apache.mahout.math.RandomAccessSparseVector
For serialization purposes only.
RandomAccessSparseVector(int) - Constructor for class org.apache.mahout.math.RandomAccessSparseVector
 
RandomAccessSparseVector(int, int) - Constructor for class org.apache.mahout.math.RandomAccessSparseVector
 
RandomAccessSparseVector(Vector) - Constructor for class org.apache.mahout.math.RandomAccessSparseVector
 
RandomAccessSparseVector(RandomAccessSparseVector, boolean) - Constructor for class org.apache.mahout.math.RandomAccessSparseVector
 
RandomEngine - Class in org.apache.mahout.math.jet.random.engine
Abstract base class for uniform pseudo-random number generating engines.
RandomEngine() - Constructor for class org.apache.mahout.math.jet.random.engine.RandomEngine
 
randomGenerator - Variable in class org.apache.mahout.math.jet.random.AbstractDistribution
 
RandomSampler - Class in org.apache.mahout.math.jet.random.sampling
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
RandomSampler(long, long, long, Random) - Constructor for class org.apache.mahout.math.jet.random.sampling.RandomSampler
Deprecated. Constructs a random sampler that computes and delivers sorted random sets in blocks.
RandomSamplingAssistant - Class in org.apache.mahout.math.jet.random.sampling
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
RandomSamplingAssistant(long, long, Random) - Constructor for class org.apache.mahout.math.jet.random.sampling.RandomSamplingAssistant
Deprecated. Constructs a random sampler that samples n random elements from an input sequence of N elements.
RandomUtils - Class in org.apache.mahout.common
The source of random stuff for the whole project.
RandomWrapper - Class in org.apache.mahout.common
 
rank(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. Returns the absolute rank of the given relative rank.
rank() - Method in class org.apache.mahout.math.SingularValueDecomposition
Returns the effective numerical matrix rank, which is the number of nonnegligible singular values.
rankInterpolated(DoubleArrayList, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the linearly interpolated number of elements in a list less or equal to a given element.
raw() - Method in class org.apache.mahout.math.jet.random.engine.RandomEngine
 
rejectMethodD(long, long, int, long, long[], int, Random) - Static method in class org.apache.mahout.math.jet.random.sampling.RandomSampler
Deprecated. Efficiently computes a sorted random set of count elements from the interval [low,low+N-1].
remove() - Method in class org.apache.mahout.math.VectorView.AllIterator
 
remove() - Method in class org.apache.mahout.math.VectorView.NonZeroIterator
 
repeat(DoubleMatrix1D, int) - Method in class org.apache.mahout.math.matrix.DoubleFactory1D
Deprecated. C = A||A||..||A; Constructs a new matrix which is concatenated repeat times.
repeat(DoubleMatrix2D, int, int) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. C = A||A||..||A; Constructs a new matrix which is duplicated both along the row and column dimension.
RINT - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.rint(a).
rms(int, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the RMS (Root-Mean-Square) of a data sequence.
rootLogLikelihoodRatio(int, int, int, int) - Static method in class org.apache.mahout.math.stats.LogLikelihood
Calculate the root log-likelihood ratio for two events.
round(double) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns the number rounded to the given precision; Math.rint(a/precision)*precision.
ROW - Static variable in class org.apache.mahout.math.AbstractMatrix
 
rowLabelBindings - Variable in class org.apache.mahout.math.AbstractMatrix
 
rowOffset(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Returns the position of the given absolute rank within the (virtual or non-virtual) internal 1-dimensional array.
rowOffset(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Returns the position of the given absolute rank within the (virtual or non-virtual) internal 1-dimensional array.
rowRank(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Returns the absolute rank of the given relative rank.
rowRank(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Returns the absolute rank of the given relative rank.
rows - Variable in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated.  
rows() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Returns the number of rows.
rows() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Returns the number of rows.
rowSize() - Method in class org.apache.mahout.math.AbstractMatrix
 
rowSize() - Method in interface org.apache.mahout.math.Matrix
 
rowSize() - Method in class org.apache.mahout.math.VectorList
 
rowStride - Variable in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. the number of elements between two rows, i.e.
rowZero - Variable in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. the index of the first element

S

SAFE_MAX - Static variable in class org.apache.mahout.math.decomposer.lanczos.LanczosSolver
 
sample(long, long, int, long, long[], int, Random) - Static method in class org.apache.mahout.math.jet.random.sampling.RandomSampler
Deprecated. Efficiently computes a sorted random set of count elements from the interval [low,low+N-1].
sample(int, double, double) - Method in class org.apache.mahout.math.matrix.DoubleFactory1D
Deprecated. Constructs a randomly sampled matrix with the given shape.
sample(int, int, double, double) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Constructs a randomly sampled matrix with the given shape.
sample(DoubleMatrix2D, double, double) - Method in class org.apache.mahout.math.matrix.DoubleFactory2D
Deprecated. Modifies the given matrix to be a randomly sampled matrix.
sampleArray(int, int[]) - Static method in class org.apache.mahout.math.jet.random.sampling.RandomSamplingAssistant
Deprecated. Just shows how this class can be used; samples n elements from and int[] array.
sampleKurtosis(int, double, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the sample kurtosis (aka excess) of a data sequence.
sampleKurtosis(DoubleArrayList, double, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the sample kurtosis (aka excess) of a data sequence.
sampleKurtosisStandardError(int) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Return the standard error of the sample kurtosis.
sampleMethodA(long, long, int, long, long[], int, Random) - Static method in class org.apache.mahout.math.jet.random.sampling.RandomSampler
Deprecated. Computes a sorted random set of count elements from the interval [low,low+N-1].
sampleMethodD(long, long, int, long, long[], int, Random) - Static method in class org.apache.mahout.math.jet.random.sampling.RandomSampler
Deprecated. Efficiently computes a sorted random set of count elements from the interval [low,low+N-1].
sampleNextElement() - Method in class org.apache.mahout.math.jet.random.sampling.RandomSamplingAssistant
Deprecated. Returns whether the next element of the input sequence shall be sampled (picked) or not.
sampleNextElement() - Method in class org.apache.mahout.math.jet.random.sampling.WeightedRandomSampler
Deprecated. Chooses exactly one random element from successive blocks of weight input elements each.
sampleSkew(int, double, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the sample skew of a data sequence.
sampleSkew(DoubleArrayList, double, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the sample skew of a data sequence.
sampleSkewStandardError(int) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Return the standard error of the sample skew.
sampleStandardDeviation(int, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the sample standard deviation.
sampleVariance(int, double, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the sample variance of a data sequence.
sampleVariance(DoubleArrayList, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the sample variance of a data sequence.
sampleWeightedVariance(double, double, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the sample weighted variance of a data sequence.
scaleFactor - Variable in class org.apache.mahout.math.decomposer.lanczos.LanczosSolver
 
seedBytesToLong(byte[]) - Static method in class org.apache.mahout.common.RandomUtils
 
semiBandwidth(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. Returns the semi-bandwidth of the given square matrix A.
SequentialAccessSparseVector - Class in org.apache.mahout.math
Implements vector that only stores non-zero doubles as a pair of parallel arrays (OrderedIntDoubleMapping), one int[], one double[].
SequentialAccessSparseVector() - Constructor for class org.apache.mahout.math.SequentialAccessSparseVector
For serialization purposes only.
SequentialAccessSparseVector(int) - Constructor for class org.apache.mahout.math.SequentialAccessSparseVector
 
SequentialAccessSparseVector(int, int) - Constructor for class org.apache.mahout.math.SequentialAccessSparseVector
 
SequentialAccessSparseVector(Vector) - Constructor for class org.apache.mahout.math.SequentialAccessSparseVector
 
SequentialAccessSparseVector(SequentialAccessSparseVector, boolean) - Constructor for class org.apache.mahout.math.SequentialAccessSparseVector
 
SequentialAccessSparseVector(SequentialAccessSparseVector) - Constructor for class org.apache.mahout.math.SequentialAccessSparseVector
 
serialize(Matrix, Type, JsonSerializationContext) - Method in class org.apache.mahout.math.JsonMatrixAdapter
 
serialize(Vector, Type, JsonSerializationContext) - Method in class org.apache.mahout.math.JsonVectorAdapter
 
set(String, double[]) - Method in class org.apache.mahout.math.AbstractMatrix
 
set(String, int, double[]) - Method in class org.apache.mahout.math.AbstractMatrix
 
set(String, String, double) - Method in class org.apache.mahout.math.AbstractMatrix
 
set(String, String, int, int, double) - Method in class org.apache.mahout.math.AbstractMatrix
 
set(int, int, double) - Method in class org.apache.mahout.math.AbstractMatrix
 
set(int, double[]) - Method in class org.apache.mahout.math.AbstractMatrix
 
set(double) - Method in class org.apache.mahout.math.AbstractVector.LocalElement
 
set(int, double) - Method in class org.apache.mahout.math.AbstractVector
 
set(int, double) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Sets the matrix cell at coordinate index to the specified value.
set(int, int, double) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Sets the matrix cell at coordinate [row,column] to the specified value.
set(int, int, double) - Method in interface org.apache.mahout.math.Matrix
Set the value at the given index
set(int, double[]) - Method in interface org.apache.mahout.math.Matrix
 
set(String, String, double) - Method in interface org.apache.mahout.math.Matrix
Set the value at the given index
set(String, String, int, int, double) - Method in interface org.apache.mahout.math.Matrix
Set the value at the given index, updating the row and column label bindings
set(String, double[]) - Method in interface org.apache.mahout.math.Matrix
Sets the row values at the given row label
set(String, int, double[]) - Method in interface org.apache.mahout.math.Matrix
Sets the row values at the given row index and updates the row labels
set(int, double) - Method in class org.apache.mahout.math.NamedVector
 
set(double) - Method in interface org.apache.mahout.math.Vector.Element
 
set(int, double) - Method in interface org.apache.mahout.math.Vector
Set the value at the given index
setActivationDenominatorSquared(double) - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
setActivationNumerator(double) - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
setColumnLabelBindings(Map<String, Integer>) - Method in class org.apache.mahout.math.AbstractMatrix
 
setColumnLabelBindings(Map<String, Integer>) - Method in interface org.apache.mahout.math.Matrix
Sets a map of column label bindings in the receiver
setCurrentEigens(Matrix) - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
setCurrentEigenValues(List<Double>) - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
setFirstPass(boolean) - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
setHelperVector(Vector) - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
setLU(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Sets the combined lower and upper triangular factor, LU.
setMean(double) - Method in class org.apache.mahout.math.jet.random.Poisson
Deprecated. 
setMean(double) - Method in class org.apache.mahout.math.jet.random.PoissonSlow
Deprecated. Sets the mean.
setMultiplicator(double) - Method in class org.apache.mahout.math.function.Mult
 
setMultiplicator(double) - Method in class org.apache.mahout.math.function.PlusMult
 
setNandP(int, double) - Method in class org.apache.mahout.math.jet.random.Binomial
Deprecated. Sets the parameters number of trials and the probability of success.
setNumEigensProcessed(int) - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
setProperty(Property) - Method in class org.apache.mahout.math.matrix.linalg.Algebra
Deprecated. Attaches the given property object to this Algebra, defining tolerance.
setQuick(int, double) - Method in class org.apache.mahout.math.AbstractMatrix.TransposeViewVector
 
setQuick(int, int, double) - Method in class org.apache.mahout.math.DenseMatrix
 
setQuick(int, double) - Method in class org.apache.mahout.math.DenseVector
 
setQuick(int, double) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Sets the matrix cell at coordinate index to the specified value.
setQuick(int, int, double) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Sets the matrix cell at coordinate [row,column] to the specified value.
setQuick(int, double) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Sets the matrix cell at coordinate index to the specified value.
setQuick(int, int, double) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. Sets the matrix cell at coordinate [row,column] to the specified value.
setQuick(int, double) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix1D
Deprecated. Sets the matrix cell at coordinate index to the specified value.
setQuick(int, int, double) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Sets the matrix cell at coordinate [row,column] to the specified value.
setQuick(int, int, double) - Method in interface org.apache.mahout.math.Matrix
Set the value at the given index, without checking bounds
setQuick(int, double) - Method in class org.apache.mahout.math.MatrixVectorView
Set the value at the given index, without checking bounds
setQuick(int, int, double) - Method in class org.apache.mahout.math.MatrixView
 
setQuick(int, double) - Method in class org.apache.mahout.math.NamedVector
 
setQuick(int, double) - Method in class org.apache.mahout.math.RandomAccessSparseVector
 
setQuick(int, double) - Method in class org.apache.mahout.math.SequentialAccessSparseVector
 
setQuick(int, int, double) - Method in class org.apache.mahout.math.SparseColumnMatrix
 
setQuick(int, int, double) - Method in class org.apache.mahout.math.SparseMatrix
 
setQuick(int, int, double) - Method in class org.apache.mahout.math.SparseRowMatrix
 
setQuick(int, double) - Method in interface org.apache.mahout.math.Vector
Set the value at the given index, without checking bounds
setQuick(int, int, double) - Method in class org.apache.mahout.math.VectorList
Set the value at the given index, without checking bounds
setQuick(int, double) - Method in class org.apache.mahout.math.VectorView
 
setRandomGenerator(Random) - Method in class org.apache.mahout.math.jet.random.AbstractDistribution
Sets the uniform random generator internally used.
setRandomGenerator(Random) - Method in class org.apache.mahout.math.jet.random.Normal
Sets the uniform random generator internally used.
setRandP(int, double) - Method in class org.apache.mahout.math.jet.random.NegativeBinomial
Sets the parameters number of trials and the probability of success.
setRowLabelBindings(Map<String, Integer>) - Method in class org.apache.mahout.math.AbstractMatrix
 
setRowLabelBindings(Map<String, Integer>) - Method in interface org.apache.mahout.math.Matrix
Sets a map of row label bindings in the receiver
setSeed(long) - Method in class org.apache.mahout.common.RandomWrapper
 
setState(double, double) - Method in class org.apache.mahout.math.jet.random.Beta
Deprecated. Sets the parameters.
setState(double, double, double) - Method in class org.apache.mahout.math.jet.random.BreitWigner
Deprecated. Sets the mean, gamma and cut parameters.
setState(double) - Method in class org.apache.mahout.math.jet.random.ChiSquare
Deprecated. Sets the distribution parameter.
setState(double[], int) - Method in class org.apache.mahout.math.jet.random.Empirical
Deprecated. Sets the distribution parameters.
setState(double[], int) - Method in class org.apache.mahout.math.jet.random.EmpiricalWalker
Deprecated. Sets the distribution parameters.
setState(double) - Method in class org.apache.mahout.math.jet.random.Exponential
Sets the rate parameter.
setState(double) - Method in class org.apache.mahout.math.jet.random.ExponentialPower
Deprecated. Sets the distribution parameter.
setState(double, double) - Method in class org.apache.mahout.math.jet.random.Hyperbolic
Deprecated. Sets the parameters.
setState(int, int, int) - Method in class org.apache.mahout.math.jet.random.HyperGeometric
Deprecated. Sets the parameters.
setState(double) - Method in class org.apache.mahout.math.jet.random.Logarithmic
Deprecated. Sets the distribution parameter.
setState(double, double) - Method in class org.apache.mahout.math.jet.random.Normal
Sets the mean and variance.
setState(double) - Method in class org.apache.mahout.math.jet.random.StudentT
Deprecated. Sets the distribution parameter.
setState(double, double) - Method in class org.apache.mahout.math.jet.random.Uniform
Sets the internal state.
setState(double) - Method in class org.apache.mahout.math.jet.random.VonMises
Deprecated. Sets the distribution parameter.
setState(double, double) - Method in class org.apache.mahout.math.jet.random.Zeta
Deprecated. Returns a random number from the distribution.
setState2(double[]) - Method in class org.apache.mahout.math.jet.random.EmpiricalWalker
Deprecated. Sets the distribution parameters.
setStatusProgress(List<EigenStatus>) - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
setTolerance(double) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. Sets the tolerance to Math.abs(newTolerance).
setTrainingIndex(int) - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
setTrainingProjections(Matrix) - Method in class org.apache.mahout.math.decomposer.hebbian.TrainingState
 
setUp(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. Sets up a matrix with a given number of cells.
setUp(int, int, int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. Sets up a matrix with the given parameters.
setUp(int, int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Sets up a matrix with a given number of rows and columns.
setUp(int, int, int, int, int, int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Sets up a matrix with a given number of rows and columns and the given strides.
setUp(int, int, int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Sets up a matrix with a given number of slices and rows.
setUp(int, int, int, int, int, int, int, int, int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Sets up a matrix with a given number of slices and rows and the given strides.
setWeight(int) - Method in class org.apache.mahout.math.jet.random.sampling.WeightedRandomSampler
Deprecated. Not yet commented.
shape() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated.  
shared - Static variable in class org.apache.mahout.math.jet.random.Uniform
 
SIGN - Static variable in class org.apache.mahout.math.function.Functions
Function that returns a < 0 ? -1 : a > 0 ? 1 : 0.
SimpleEigenVerifier - Class in org.apache.mahout.math.decomposer
 
SimpleEigenVerifier() - Constructor for class org.apache.mahout.math.decomposer.SimpleEigenVerifier
 
SIN - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.sin(a).
SingularValueDecomposition - Class in org.apache.mahout.math
 
SingularValueDecomposition(Matrix) - Constructor for class org.apache.mahout.math.SingularValueDecomposition
Constructs and returns a new singular value decomposition object; The decomposed matrices can be retrieved via instance methods of the returned decomposition object.
SingularVectorVerifier - Interface in org.apache.mahout.math.decomposer
 
size() - Method in class org.apache.mahout.math.AbstractMatrix
 
size() - Method in class org.apache.mahout.math.AbstractVector
 
size() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix
Deprecated. Returns the number of cells.
size - Variable in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. the number of cells this matrix (view) has
size() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. Returns the number of cells.
size() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Returns the number of cells which is rows()*columns().
size() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Returns the number of cells which is slices()*rows()*columns().
size() - Method in interface org.apache.mahout.math.Matrix
Return the cardinality of the recipient (the maximum number of values)
size() - Method in class org.apache.mahout.math.NamedVector
 
size() - Method in interface org.apache.mahout.math.Vector
Return the cardinality of the recipient (the maximum number of values)
size() - Method in class org.apache.mahout.math.VectorList
 
skew(double, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the skew of a data sequence.
skew(DoubleArrayList, double, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the skew of a data sequence, which is moment(data,3,mean) / standardDeviation3.
slice(int) - Method in class org.apache.mahout.math.AbstractMatrix
Abstracted out for iterating over either rows or columns (default is rows).
slice(int) - Method in class org.apache.mahout.math.SparseColumnMatrix
Iterate over columns.
sliceOffset(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Returns the position of the given absolute rank within the (virtual or non-virtual) internal 1-dimensional array.
sliceRank(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Returns the absolute rank of the given relative rank.
slices() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Returns the number of slices.
solve(Matrix, int) - Method in class org.apache.mahout.math.decomposer.hebbian.HebbianSolver
Primary singular vector solving method.
solve(VectorIterable, int, Matrix, List<Double>) - Method in class org.apache.mahout.math.decomposer.lanczos.LanczosSolver
 
solve(VectorIterable, int, Matrix, List<Double>, boolean) - Method in class org.apache.mahout.math.decomposer.lanczos.LanczosSolver
 
solve(DoubleMatrix2D, DoubleMatrix2D) - Static method in class org.apache.mahout.math.matrix.linalg.Algebra
Deprecated. Solves A*X = B.
solve(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.LUDecomposition
Deprecated. Solves A*X = B.
solve(DoubleMatrix1D) - Method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Solves the system of equations A*X = B (in-place).
solve(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Solves the system of equations A*X = B (in-place).
solve(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.QRDecomposition
Deprecated. Least squares solution of A*X = B; returns X.
solve(Matrix) - Method in class org.apache.mahout.math.QRDecomposition
Least squares solution of A*X = B; returns X.
SparseColumnMatrix - Class in org.apache.mahout.math
sparse matrix with general element values whose columns are accessible quickly.
SparseColumnMatrix() - Constructor for class org.apache.mahout.math.SparseColumnMatrix
 
SparseColumnMatrix(int[], RandomAccessSparseVector[]) - Constructor for class org.apache.mahout.math.SparseColumnMatrix
Construct a matrix of the given cardinality with the given data columns
SparseColumnMatrix(int[]) - Constructor for class org.apache.mahout.math.SparseColumnMatrix
Construct a matrix of the given cardinality
SparseDoubleMatrix1D - Class in org.apache.mahout.math.matrix.impl
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
SparseDoubleMatrix1D(double[]) - Constructor for class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix1D
Deprecated. Constructs a matrix with a copy of the given values.
SparseDoubleMatrix1D(int) - Constructor for class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix1D
Deprecated. Constructs a matrix with a given number of cells.
SparseDoubleMatrix1D(int, int, double, double) - Constructor for class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix1D
Deprecated. Constructs a matrix with a given number of parameters.
SparseDoubleMatrix2D - Class in org.apache.mahout.math.matrix.impl
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
SparseDoubleMatrix2D(double[][]) - Constructor for class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Constructs a matrix with a copy of the given values.
SparseDoubleMatrix2D(int, int) - Constructor for class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Constructs a matrix with a given number of rows and columns and default memory usage.
SparseDoubleMatrix2D(int, int, int, double, double) - Constructor for class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Constructs a matrix with a given number of rows and columns using memory as specified.
SparseMatrix - Class in org.apache.mahout.math
Doubly sparse matrix.
SparseMatrix() - Constructor for class org.apache.mahout.math.SparseMatrix
 
SparseMatrix(int[], Map<Integer, RandomAccessSparseVector>) - Constructor for class org.apache.mahout.math.SparseMatrix
Construct a matrix of the given cardinality with the given row map
SparseMatrix(int[]) - Constructor for class org.apache.mahout.math.SparseMatrix
Construct a matrix of the given cardinality
SparseRowMatrix - Class in org.apache.mahout.math
sparse matrix with general element values whose rows are accessible quickly.
SparseRowMatrix() - Constructor for class org.apache.mahout.math.SparseRowMatrix
 
SparseRowMatrix(int[], Vector[]) - Constructor for class org.apache.mahout.math.SparseRowMatrix
Construct a matrix of the given cardinality with the given rows
SparseRowMatrix(int[], boolean) - Constructor for class org.apache.mahout.math.SparseRowMatrix
 
SparseRowMatrix(int[], Vector[], boolean, boolean) - Constructor for class org.apache.mahout.math.SparseRowMatrix
 
SparseRowMatrix(int[]) - Constructor for class org.apache.mahout.math.SparseRowMatrix
Construct a matrix of the given cardinality, with rows defaulting to RandomAccessSparseVector implementation
split(DoubleArrayList, DoubleArrayList) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Splits (partitions) a list into sublists such that each sublist contains the elements with a given range.
SQRT - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.sqrt(a).
SQRTH - Static variable in class org.apache.mahout.math.jet.math.Constants
 
SQTPI - Static variable in class org.apache.mahout.math.jet.math.Constants
 
SQUARE - Static variable in class org.apache.mahout.math.function.Functions
Function that returns a * a.
SquareRootFunction - Class in org.apache.mahout.math.function
 
SquareRootFunction() - Constructor for class org.apache.mahout.math.function.SquareRootFunction
 
standardDeviation(double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the standard deviation from a variance.
standardError(int, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the standard error of a data sequence.
standardize(DoubleArrayList, double, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Modifies a data sequence to be standardized.
staticNextBoolean() - Static method in class org.apache.mahout.math.jet.random.Uniform
Returns a uniformly distributed random boolean.
staticNextDouble(double, double, double) - Static method in class org.apache.mahout.math.jet.random.BreitWigner
Deprecated. Returns a random number from the distribution.
staticNextDouble(double, double, double) - Static method in class org.apache.mahout.math.jet.random.BreitWignerMeanSquare
Deprecated. Returns a random number from the distribution.
staticNextDouble(double) - Static method in class org.apache.mahout.math.jet.random.ChiSquare
Deprecated. Returns a random number from the distribution.
staticNextDouble(double) - Static method in class org.apache.mahout.math.jet.random.ExponentialPower
Deprecated. Returns a random number from the distribution.
staticNextDouble(double, double) - Static method in class org.apache.mahout.math.jet.random.Hyperbolic
Deprecated. Returns a random number from the distribution.
staticNextDouble(double) - Static method in class org.apache.mahout.math.jet.random.Logarithmic
Deprecated. Returns a random number from the distribution.
staticNextDouble(double) - Static method in class org.apache.mahout.math.jet.random.StudentT
Deprecated. Returns a random number from the distribution.
staticNextDouble() - Static method in class org.apache.mahout.math.jet.random.Uniform
Returns a uniformly distributed random number in the open interval (0,1) (excluding 0 and 1).
staticNextDouble(double) - Static method in class org.apache.mahout.math.jet.random.VonMises
Deprecated. Returns a random number from the distribution.
staticNextDoubleFromTo(double, double) - Static method in class org.apache.mahout.math.jet.random.Uniform
Returns a uniformly distributed random number in the open interval (from,to) (excluding from and to).
staticNextFloatFromTo(float, float) - Static method in class org.apache.mahout.math.jet.random.Uniform
Returns a uniformly distributed random number in the open interval (from,to) (excluding from and to).
staticNextInt(int, double) - Static method in class org.apache.mahout.math.jet.random.Binomial
Deprecated. Returns a random number from the distribution with the given parameters n and p.
staticNextIntFromTo(int, int) - Static method in class org.apache.mahout.math.jet.random.Uniform
Returns a uniformly distributed random number in the closed interval [from,to] (including from and to).
staticNextLongFromTo(long, long) - Static method in class org.apache.mahout.math.jet.random.Uniform
Returns a uniformly distributed random number in the closed interval [from,to] (including from and to).
stirlingCorrection(int) - Static method in class org.apache.mahout.math.jet.math.Arithmetic
Returns the StirlingCorrection.
stride - Variable in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. the number of indexes between any two elements, i.e.
stride(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. Returns the stride of the given dimension (axis, rank).
StudentT - Class in org.apache.mahout.math.jet.random
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
StudentT(double, Random) - Constructor for class org.apache.mahout.math.jet.random.StudentT
Deprecated. Constructs a StudentT distribution.
studentT(double, double) - Static method in class org.apache.mahout.math.jet.stat.Probability
Deprecated. 
studentTInverse(double, int) - Static method in class org.apache.mahout.math.jet.stat.Probability
Deprecated. 
sum() - Static method in class org.apache.mahout.math.function.VectorFunctions
 
sum(DoubleArrayList) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the sum of a data sequence.
sumOfInversions(DoubleArrayList, int, int) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the sum of inversions of a data sequence, which is Sum( 1.0 / data[i]).
sumOfLogarithms(DoubleArrayList, int, int) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the sum of logarithms of a data sequence, which is Sum( Log(data[i]).
sumOfPowerDeviations(DoubleArrayList, int, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns Sum( (data[i]-c)k ); optimized for common parameters like c == 0.0 and/or k == -2 ..
sumOfPowerDeviations(DoubleArrayList, int, double, int, int) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns Sum( (data[i]-c)k ) for all i = from ..
sumOfPowers(DoubleArrayList, int) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the sum of powers of a data sequence, which is Sum ( data[i]k ).
sumOfSquaredDeviations(int, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the sum of squared mean deviation of of a data sequence.
sumOfSquares(DoubleArrayList) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the sum of squares of a data sequence.
swap(DoubleMatrix1D) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Swaps each element this[i] with other[i].
swap(DoubleMatrix1D) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Swaps each element this[i] with other[i].
swapArgs(BinaryFunction) - Static method in class org.apache.mahout.math.function.Functions
Constructs a function that returns function.apply(b,a), i.e.

T

TAN - Static variable in class org.apache.mahout.math.function.Functions
Function that returns Math.tan(a).
test(int, int) - Static method in class org.apache.mahout.math.jet.random.sampling.WeightedRandomSampler
Deprecated. Not yet commented.
times(double) - Method in class org.apache.mahout.math.AbstractMatrix
 
times(Matrix) - Method in class org.apache.mahout.math.AbstractMatrix
 
times(Vector) - Method in class org.apache.mahout.math.AbstractMatrix
 
times(double) - Method in class org.apache.mahout.math.AbstractVector
 
times(Vector) - Method in class org.apache.mahout.math.AbstractVector
 
times(double) - Method in interface org.apache.mahout.math.Matrix
Return a new matrix containing the product of each value of the recipient and the argument
times(Matrix) - Method in interface org.apache.mahout.math.Matrix
Return a new matrix containing the product of the recipient and the argument
times(double) - Method in class org.apache.mahout.math.NamedVector
 
times(Vector) - Method in class org.apache.mahout.math.NamedVector
 
times(double) - Method in interface org.apache.mahout.math.Vector
Return a new vector containing the product of each value of the recipient and the argument
times(Vector) - Method in interface org.apache.mahout.math.Vector
Return a new vector containing the element-wise product of the recipient and the argument
times(Vector) - Method in interface org.apache.mahout.math.VectorIterable
Return a new vector with cardinality equal to getNumRows() of this matrix which is the matrix product of the recipient and the argument
TimesFunction - Class in org.apache.mahout.math.function
 
TimesFunction() - Constructor for class org.apache.mahout.math.function.TimesFunction
 
timesSquared(Vector) - Method in class org.apache.mahout.math.AbstractMatrix
 
timesSquared(Vector) - Method in interface org.apache.mahout.math.VectorIterable
Convenience method for producing this.transpose().times(this.times(v)), which can be implemented with only one pass over the matrix, without making the transpose() call (which can be expensive if the matrix is sparse)
toArray() - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Constructs and returns a 1-dimensional array containing the cell values.
toArray(double[]) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Fills the cell values into the specified 1-dimensional array.
toArray() - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Constructs and returns a 2-dimensional array containing the cell values.
toArray(double[]) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Fills the cell values into the specified 1-dimensional array.
tolerance() - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. Returns the current tolerance.
toList(DoubleMatrix1D) - Method in class org.apache.mahout.math.matrix.DoubleFactory1D
Deprecated. Constructs a list from the given matrix.
toString() - Method in class org.apache.mahout.common.DevURandomSeedGenerator
 
toString() - Method in class org.apache.mahout.math.AbstractVector
 
toString() - Method in class org.apache.mahout.math.jet.random.Beta
Deprecated. Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.Binomial
Deprecated. Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.BreitWigner
Deprecated. Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.ChiSquare
Deprecated. Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.Empirical
Deprecated. Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.EmpiricalWalker
Deprecated. Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.Exponential
Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.ExponentialPower
Deprecated. Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.Gamma
 
toString() - Method in class org.apache.mahout.math.jet.random.Hyperbolic
Deprecated. Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.HyperGeometric
Deprecated. Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.Logarithmic
Deprecated. Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.NegativeBinomial
Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.Normal
Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.Poisson
Deprecated. 
toString() - Method in class org.apache.mahout.math.jet.random.PoissonSlow
Deprecated. Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.StudentT
Deprecated. Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.Uniform
Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.VonMises
Deprecated. Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.jet.random.Zeta
Deprecated. Returns a String representation of the receiver.
toString() - Method in class org.apache.mahout.math.matrix.linalg.EigenvalueDecomposition
Deprecated. Returns a String with (propertyName, propertyValue) pairs.
toString() - Method in class org.apache.mahout.math.matrix.linalg.LUDecomposition
Deprecated. Returns a String with (propertyName, propertyValue) pairs.
toString() - Method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Returns a String with (propertyName, propertyValue) pairs.
toString(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. Returns summary information about the given matrix A.
toString() - Method in class org.apache.mahout.math.matrix.linalg.QRDecomposition
Deprecated. Returns a String with (propertyName, propertyValue) pairs.
toString() - Method in class org.apache.mahout.math.QRDecomposition
Returns a rough string rendition of a QR.
toString() - Method in class org.apache.mahout.math.RandomAccessSparseVector
 
toString() - Method in class org.apache.mahout.math.SequentialAccessSparseVector
 
toString() - Method in class org.apache.mahout.math.SingularValueDecomposition
Returns a String with (propertyName, propertyValue) pairs.
TrainingState - Class in org.apache.mahout.math.decomposer.hebbian
 
transpose() - Method in class org.apache.mahout.math.AbstractMatrix
 
transpose() - Method in interface org.apache.mahout.math.Matrix
Return a new matrix that is the transpose of the receiver
trimmedMean(DoubleArrayList, double, int, int) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the trimmed mean of a sorted data sequence.
trimToSize() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix
Deprecated. Releases any superfluous internal memory.
trimToSize() - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix1D
Deprecated. Releases any superfluous memory created by explicitly putting zero values into cells formerly having non-zero values; An application can use this operation to minimize the storage of the receiver.
trimToSize() - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Releases any superfluous memory created by explicitly putting zero values into cells formerly having non-zero values; An application can use this operation to minimize the storage of the receiver.
TWELVE - Static variable in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A Property object with tolerance()==1.0E-12.

U

UnaryFunction - Interface in org.apache.mahout.math.function
This interface allows the formulation of unary functions to be applied to matrices inside the inner loops of their implementations.
UnboundLabelException - Exception in org.apache.mahout.math
Exception thrown when there is a cardinality mismatch in matrix operations
UnboundLabelException() - Constructor for exception org.apache.mahout.math.UnboundLabelException
 
Uniform - Class in org.apache.mahout.math.jet.random
 
Uniform(double, double, int) - Constructor for class org.apache.mahout.math.jet.random.Uniform
Constructs a uniform distribution with the given minimum and maximum, using a MersenneTwister seeded with the given seed.
Uniform(double, double, Random) - Constructor for class org.apache.mahout.math.jet.random.Uniform
Constructs a uniform distribution with the given minimum and maximum.
Uniform(Random) - Constructor for class org.apache.mahout.math.jet.random.Uniform
Constructs a uniform distribution with min=0.0 and max=1.0.
update(Vector, Vector, TrainingState) - Method in interface org.apache.mahout.math.decomposer.hebbian.EigenUpdater
 
update(Vector, Vector, TrainingState) - Method in class org.apache.mahout.math.decomposer.hebbian.HebbianUpdater
 
upperBandwidth(DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. The upper bandwidth of a square matrix A is the maximum j-i for which A[i,j] is nonzero and j > i.
upperTriangular(DoubleMatrix2D) - Static method in class org.apache.mahout.math.matrix.linalg.LUDecompositionQuick
Deprecated. Modifies the matrix to be an upper triangular matrix.
useTestSeed() - Static method in class org.apache.mahout.common.RandomUtils
 

V

valueOf(String) - Static method in enum org.apache.mahout.math.decomposer.lanczos.LanczosSolver.TimingSection
Returns the enum constant of this type with the specified name.
values() - Static method in enum org.apache.mahout.math.decomposer.lanczos.LanczosSolver.TimingSection
Returns an array containing the constants of this enum type, in the order they are declared.
values - Variable in class org.apache.mahout.math.DenseMatrix
 
variance(double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the variance from a standard deviation.
variance(int, double, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the variance of a data sequence.
vColumnFlip() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Self modifying version of viewColumnFlip().
vColumnFlip() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Self modifying version of viewColumnFlip().
vDice() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Self modifying version of viewDice().
vDice(int, int, int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Self modifying version of viewDice().
VECTOR - Static variable in class org.apache.mahout.math.JsonVectorAdapter
 
vector() - Method in class org.apache.mahout.math.MatrixSlice
 
Vector - Interface in org.apache.mahout.math
The basic interface including numerous convenience functions

NOTE: All implementing classes must have a constructor that takes an int for cardinality and a no-arg constructor that can be used for marshalling the Writable instance

NOTE: Implementations may choose to reuse the Vector.Element in the Iterable methods

Vector.Element - Interface in org.apache.mahout.math
A holder for information about a specific item in the Vector.
VectorFunction - Interface in org.apache.mahout.math.function
Defines a function of a vector that returns a double.
VectorFunctions - Class in org.apache.mahout.math.function
 
VectorIterable - Interface in org.apache.mahout.math
 
VectorList - Class in org.apache.mahout.math
Provides a very flexible matrix that is based on a simple list of vectors.
VectorList(int) - Constructor for class org.apache.mahout.math.VectorList
 
VectorList(int, int) - Constructor for class org.apache.mahout.math.VectorList
 
VectorList.JsonVectorListAdapter - Class in org.apache.mahout.math
 
VectorList.JsonVectorListAdapter() - Constructor for class org.apache.mahout.math.VectorList.JsonVectorListAdapter
 
VectorView - Class in org.apache.mahout.math
Implements subset view of a Vector
VectorView() - Constructor for class org.apache.mahout.math.VectorView
For serialization purposes only
VectorView(Vector, int, int) - Constructor for class org.apache.mahout.math.VectorView
 
VectorView.AllIterator - Class in org.apache.mahout.math
 
VectorView.NonZeroIterator - Class in org.apache.mahout.math
 
verify(VectorIterable, Vector) - Method in class org.apache.mahout.math.decomposer.AsyncEigenVerifier
 
verify(Matrix, Vector) - Method in class org.apache.mahout.math.decomposer.hebbian.HebbianSolver
 
verify(VectorIterable, Vector) - Method in class org.apache.mahout.math.decomposer.SimpleEigenVerifier
 
verify(VectorIterable, Vector) - Method in interface org.apache.mahout.math.decomposer.SingularVectorVerifier
 
vFlip() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. Self modifying version of viewFlip().
view() - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Constructs and returns a new view equal to the receiver.
view() - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Constructs and returns a new view equal to the receiver.
viewColumn(int) - Method in class org.apache.mahout.math.AbstractMatrix
Returns a view of a row.
viewColumn(int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Constructs and returns a new slice view representing the rows of the given column.
viewColumn(int) - Method in interface org.apache.mahout.math.Matrix
 
viewColumnFlip() - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Constructs and returns a new flip view along the column axis.
viewDice() - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Constructs and returns a new dice (transposition) view; Swaps axes; example: 3 x 4 matrix --> 4 x 3 matrix.
viewFlip() - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Constructs and returns a new flip view.
viewPart(int, int, int, int) - Method in class org.apache.mahout.math.AbstractMatrix
 
viewPart(int, int) - Method in class org.apache.mahout.math.AbstractVector
 
viewPart(int[], int[]) - Method in class org.apache.mahout.math.DenseMatrix
 
viewPart(int, int, int, int) - Method in class org.apache.mahout.math.DenseMatrix
 
viewPart(int, int) - Method in class org.apache.mahout.math.DenseVector
 
viewPart(int, int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Constructs and returns a new sub-range view that is a width sub matrix starting at index.
viewPart(int, int, int, int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Constructs and returns a new sub-range view that is a height x width sub matrix starting at [row,column].
viewPart(int[], int[]) - Method in interface org.apache.mahout.math.Matrix
Return a new matrix containing the subset of the recipient
viewPart(int, int, int, int) - Method in interface org.apache.mahout.math.Matrix
Return a new matrix containing the subset of the recipient
viewPart(int[], int[]) - Method in class org.apache.mahout.math.MatrixView
 
viewPart(int, int) - Method in class org.apache.mahout.math.NamedVector
 
viewPart(int[], int[]) - Method in class org.apache.mahout.math.SparseColumnMatrix
 
viewPart(int[], int[]) - Method in class org.apache.mahout.math.SparseMatrix
 
viewPart(int[], int[]) - Method in class org.apache.mahout.math.SparseRowMatrix
 
viewPart(int, int) - Method in interface org.apache.mahout.math.Vector
Return a new vector containing the subset of the recipient
viewPart(int[], int[]) - Method in class org.apache.mahout.math.VectorList
Return a new matrix containing the subset of the recipient
viewPart(int, int) - Method in class org.apache.mahout.math.VectorView
 
viewRow(int) - Method in class org.apache.mahout.math.AbstractMatrix
Returns a view of a row.
viewRow(int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Constructs and returns a new slice view representing the columns of the given row.
viewRow(int) - Method in interface org.apache.mahout.math.Matrix
 
viewRowFlip() - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Constructs and returns a new flip view along the row axis.
viewSelection(int[]) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Constructs and returns a new selection view that is a matrix holding the indicated cells.
viewSelection(DoubleProcedure) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Constructs and returns a new selection view that is a matrix holding the cells matching the given condition.
viewSelection(int[], int[]) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Constructs and returns a new selection view that is a matrix holding the indicated cells.
viewSelection(DoubleMatrix1DProcedure) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Constructs and returns a new selection view that is a matrix holding all rows matching the given condition.
viewSelectionLike(int[]) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Construct and returns a new selection view.
viewSelectionLike(int[], int[]) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Construct and returns a new selection view.
viewSelectionLike(int[]) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Construct and returns a new selection view.
viewSelectionLike(int[], int[]) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. Construct and returns a new selection view.
viewSelectionLike(int[]) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix1D
Deprecated. Construct and returns a new selection view.
viewSelectionLike(int[], int[]) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated. Construct and returns a new selection view.
viewStrides(int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Constructs and returns a new stride view which is a sub matrix consisting of every i-th cell.
viewStrides(int, int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Constructs and returns a new stride view which is a sub matrix consisting of every i-th cell.
VonMises - Class in org.apache.mahout.math.jet.random
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
VonMises(double, Random) - Constructor for class org.apache.mahout.math.jet.random.VonMises
Deprecated. Constructs a Von Mises distribution.
vPart(int, int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. Self modifying version of viewPart().
vPart(int, int, int, int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Self modifying version of viewPart().
vPart(int, int, int, int, int, int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Self modifying version of viewPart().
vRowFlip() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Self modifying version of viewRowFlip().
vRowFlip() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Self modifying version of viewRowFlip().
vSliceFlip() - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Self modifying version of viewSliceFlip().
vStrides(int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. Self modifying version of viewStrides().
vStrides(int, int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix2D
Deprecated. Self modifying version of viewStrides().
vStrides(int, int, int) - Method in class org.apache.mahout.math.matrix.impl.AbstractMatrix3D
Deprecated. Self modifying version of viewStrides().

W

weightedMean(DoubleArrayList, DoubleArrayList) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the weighted mean of a data sequence.
WeightedRandomSampler - Class in org.apache.mahout.math.jet.random.sampling
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
WeightedRandomSampler() - Constructor for class org.apache.mahout.math.jet.random.sampling.WeightedRandomSampler
Deprecated. Calls BlockedRandomSampler(1,null).
WeightedRandomSampler(int, Random) - Constructor for class org.apache.mahout.math.jet.random.sampling.WeightedRandomSampler
Deprecated. Chooses exactly one random element from successive blocks of weight input elements each.
weightedRMS(double, double) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the weighted RMS (Root-Mean-Square) of a data sequence.
winsorizedMean(DoubleArrayList, double, int, int) - Static method in class org.apache.mahout.math.jet.stat.Descriptive
Deprecated. Returns the winsorized mean of a sorted data sequence.

Y

y0(double) - Static method in class org.apache.mahout.math.jet.math.Bessel
Deprecated. Returns the Bessel function of the second kind of order 0 of the argument.
y1(double) - Static method in class org.apache.mahout.math.jet.math.Bessel
Deprecated. Returns the Bessel function of the second kind of order 1 of the argument.
yn(int, double) - Static method in class org.apache.mahout.math.jet.math.Bessel
Deprecated. Returns the Bessel function of the second kind of order n of the argument.

Z

zAssign8Neighbors(DoubleMatrix2D, Double9Function) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. 8 neighbor stencil transformation.
zAssign8Neighbors(DoubleMatrix2D, Double9Function) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. 8 neighbor stencil transformation.
zDotProduct(DoubleMatrix1D) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Returns the dot product of two vectors x and y, which is Sum(x[i]*y[i]).
zDotProduct(DoubleMatrix1D, int, int) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Returns the dot product of two vectors x and y, which is Sum(x[i]*y[i]).
zDotProduct(DoubleMatrix1D, int, int, IntArrayList) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Returns the dot product of two vectors x and y, which is Sum(x[i]*y[i]).
zDotProduct(DoubleMatrix1D, IntArrayList) - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Returns the dot product of two vectors x and y, which is Sum(x[i]*y[i]).
zDotProduct(DoubleMatrix1D, int, int) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Returns the dot product of two vectors x and y, which is Sum(x[i]*y[i]).
zero - Variable in class org.apache.mahout.math.matrix.impl.AbstractMatrix1D
Deprecated. the index of the first element
ZERO - Static variable in class org.apache.mahout.math.matrix.linalg.Property
Deprecated. A Property object with tolerance()==0.0.
Zeta - Class in org.apache.mahout.math.jet.random
Deprecated. until unit tests are in place. Until this time, this class/interface is unsupported.
Zeta(double, double, Random) - Constructor for class org.apache.mahout.math.jet.random.Zeta
Deprecated. Constructs a Zeta distribution.
zMult(DoubleMatrix1D, DoubleMatrix1D) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Linear algebraic matrix-vector multiplication; z = A * y; Equivalent to return A.zMult(y,z,1,0);
zMult(DoubleMatrix1D, DoubleMatrix1D, double, double, boolean) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Linear algebraic matrix-vector multiplication; z = alpha * A * y + beta*z.
zMult(DoubleMatrix2D, DoubleMatrix2D) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Linear algebraic matrix-matrix multiplication; C = A x B; Equivalent to A.zMult(B,C,1,0,false,false).
zMult(DoubleMatrix2D, DoubleMatrix2D, double, double, boolean, boolean) - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Linear algebraic matrix-matrix multiplication; C = alpha * A x B + beta*C.
zMult(DoubleMatrix1D, DoubleMatrix1D, double, double, boolean) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated.  
zMult(DoubleMatrix2D, DoubleMatrix2D, double, double, boolean, boolean) - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated.  
zMult(DoubleMatrix1D, DoubleMatrix1D, double, double, boolean) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated.  
zMult(DoubleMatrix2D, DoubleMatrix2D, double, double, boolean, boolean) - Method in class org.apache.mahout.math.matrix.impl.SparseDoubleMatrix2D
Deprecated.  
zSum() - Method in class org.apache.mahout.math.AbstractMatrix
 
zSum() - Method in class org.apache.mahout.math.AbstractVector
 
zSum() - Method in class org.apache.mahout.math.matrix.DoubleMatrix1D
Deprecated. Returns the sum of all cells; Sum( x[i] ).
zSum() - Method in class org.apache.mahout.math.matrix.DoubleMatrix2D
Deprecated. Returns the sum of all cells; Sum( x[i,j] ).
zSum() - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix1D
Deprecated. Returns the sum of all cells; Sum( x[i] ).
zSum() - Method in class org.apache.mahout.math.matrix.impl.DenseDoubleMatrix2D
Deprecated. Returns the sum of all cells; Sum( x[i,j] ).
zSum() - Method in interface org.apache.mahout.math.Matrix
Return the sum of all the elements of the receiver
zSum() - Method in class org.apache.mahout.math.NamedVector
 
zSum() - Method in interface org.apache.mahout.math.Vector
Return the sum of all the elements of the receiver

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