|
||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Objectorg.apache.mahout.cf.taste.impl.recommender.knn.NonNegativeQuadraticOptimizer
public final class NonNegativeQuadraticOptimizer
Non-negative Quadratic Optimization. Based on the paper of Robert M. Bell and Yehuda Koren in ICDM '07. Thanks to Dan Tillberg for the hints in the implementation.
Constructor Summary | |
---|---|
NonNegativeQuadraticOptimizer()
|
Method Summary | |
---|---|
double[] |
optimize(double[][] matrix,
double[] b)
Non-negative Quadratic Optimization. |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
---|
public NonNegativeQuadraticOptimizer()
Method Detail |
---|
public double[] optimize(double[][] matrix, double[] b)
optimize
in interface Optimizer
matrix
- matrix nxn positionsb
- vector b, n positions
|
||||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | |||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |