Uses of Class
org.apache.mahout.math.VectorWritable

Packages that use VectorWritable
org.apache.mahout.cf.taste.hadoop.item   
org.apache.mahout.clustering.canopy   
org.apache.mahout.clustering.dirichlet   
org.apache.mahout.clustering.dirichlet.models   
org.apache.mahout.clustering.fuzzykmeans   
org.apache.mahout.clustering.kmeans This package provides an implementation of the k-means clustering algorithm. 
org.apache.mahout.clustering.lda   
org.apache.mahout.clustering.meanshift   
org.apache.mahout.math   
org.apache.mahout.math.hadoop   
 

Uses of VectorWritable in org.apache.mahout.cf.taste.hadoop.item
 

Methods in org.apache.mahout.cf.taste.hadoop.item with parameters of type VectorWritable
 void UserVectorToCooccurrenceMapper.map(org.apache.hadoop.io.LongWritable userID, VectorWritable userVector, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.IntWritable,org.apache.hadoop.io.IntWritable> output, org.apache.hadoop.mapred.Reporter reporter)
           
 void RecommenderMapper.map(org.apache.hadoop.io.LongWritable userID, VectorWritable vectorWritable, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.LongWritable,RecommendedItemsWritable> output, org.apache.hadoop.mapred.Reporter reporter)
           
 

Method parameters in org.apache.mahout.cf.taste.hadoop.item with type arguments of type VectorWritable
 void UserVectorToCooccurrenceReducer.reduce(org.apache.hadoop.io.IntWritable index1, java.util.Iterator<org.apache.hadoop.io.IntWritable> index2s, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.IntWritable,VectorWritable> output, org.apache.hadoop.mapred.Reporter reporter)
           
 void ToUserVectorReducer.reduce(org.apache.hadoop.io.LongWritable userID, java.util.Iterator<ItemPrefWritable> itemPrefs, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.LongWritable,VectorWritable> output, org.apache.hadoop.mapred.Reporter reporter)
           
 

Uses of VectorWritable in org.apache.mahout.clustering.canopy
 

Methods in org.apache.mahout.clustering.canopy with parameters of type VectorWritable
 void ClusterMapper.map(org.apache.hadoop.io.WritableComparable<?> key, VectorWritable point, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,VectorWritable> output, org.apache.hadoop.mapred.Reporter reporter)
           
 void CanopyMapper.map(org.apache.hadoop.io.WritableComparable<?> key, VectorWritable point, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,VectorWritable> output, org.apache.hadoop.mapred.Reporter reporter)
           
 

Method parameters in org.apache.mahout.clustering.canopy with type arguments of type VectorWritable
 void CanopyClusterer.emitPointToExistingCanopies(Vector point, java.util.List<Canopy> canopies, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,VectorWritable> collector, org.apache.hadoop.mapred.Reporter reporter)
          This method is used by the CanopyMapper to perform canopy inclusion tests and to emit the point keyed by its covering canopies to the output.
 void ClusterMapper.map(org.apache.hadoop.io.WritableComparable<?> key, VectorWritable point, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,VectorWritable> output, org.apache.hadoop.mapred.Reporter reporter)
           
 void CanopyMapper.map(org.apache.hadoop.io.WritableComparable<?> key, VectorWritable point, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,VectorWritable> output, org.apache.hadoop.mapred.Reporter reporter)
           
 void CanopyReducer.reduce(org.apache.hadoop.io.Text key, java.util.Iterator<VectorWritable> values, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,Canopy> output, org.apache.hadoop.mapred.Reporter reporter)
           
 

Uses of VectorWritable in org.apache.mahout.clustering.dirichlet
 

Methods in org.apache.mahout.clustering.dirichlet that return types with arguments of type VectorWritable
static DirichletState<VectorWritable> DirichletDriver.createState(java.lang.String modelFactory, java.lang.String modelPrototype, int prototypeSize, int numModels, double alpha_0)
          Creates a DirichletState object from the given arguments.
static DirichletState<VectorWritable> DirichletMapper.getDirichletState(org.apache.hadoop.mapred.JobConf job)
           
 

Methods in org.apache.mahout.clustering.dirichlet with parameters of type VectorWritable
 void DirichletMapper.map(org.apache.hadoop.io.WritableComparable<?> key, VectorWritable v, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,VectorWritable> output, org.apache.hadoop.mapred.Reporter reporter)
           
 

Method parameters in org.apache.mahout.clustering.dirichlet with type arguments of type VectorWritable
 void DirichletReducer.configure(DirichletState<VectorWritable> state)
           
 void DirichletMapper.configure(DirichletState<VectorWritable> state)
           
 void DirichletMapper.map(org.apache.hadoop.io.WritableComparable<?> key, VectorWritable v, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,VectorWritable> output, org.apache.hadoop.mapred.Reporter reporter)
           
 void DirichletReducer.reduce(org.apache.hadoop.io.Text key, java.util.Iterator<VectorWritable> values, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,DirichletCluster<VectorWritable>> output, org.apache.hadoop.mapred.Reporter reporter)
           
 void DirichletReducer.reduce(org.apache.hadoop.io.Text key, java.util.Iterator<VectorWritable> values, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,DirichletCluster<VectorWritable>> output, org.apache.hadoop.mapred.Reporter reporter)
           
 

Uses of VectorWritable in org.apache.mahout.clustering.dirichlet.models
 

Methods in org.apache.mahout.clustering.dirichlet.models that return VectorWritable
 VectorWritable VectorModelDistribution.getModelPrototype()
           
 

Methods in org.apache.mahout.clustering.dirichlet.models with parameters of type VectorWritable
 void NormalModel.observe(VectorWritable x)
           
 void L1Model.observe(VectorWritable x)
           
 void AsymmetricSampledNormalModel.observe(VectorWritable v)
           
 double NormalModel.pdf(VectorWritable v)
           
 double L1Model.pdf(VectorWritable x)
           
 double AsymmetricSampledNormalModel.pdf(VectorWritable v)
           
 void VectorModelDistribution.setModelPrototype(VectorWritable modelPrototype)
           
 

Constructors in org.apache.mahout.clustering.dirichlet.models with parameters of type VectorWritable
AsymmetricSampledNormalDistribution(VectorWritable modelPrototype)
           
L1ModelDistribution(VectorWritable modelPrototype)
           
NormalModelDistribution(VectorWritable modelPrototype)
           
SampledNormalDistribution(VectorWritable modelPrototype)
           
VectorModelDistribution(VectorWritable modelPrototype)
           
 

Uses of VectorWritable in org.apache.mahout.clustering.fuzzykmeans
 

Methods in org.apache.mahout.clustering.fuzzykmeans with parameters of type VectorWritable
 void FuzzyKMeansMapper.map(org.apache.hadoop.io.WritableComparable<?> key, VectorWritable point, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,FuzzyKMeansInfo> output, org.apache.hadoop.mapred.Reporter reporter)
           
 void FuzzyKMeansClusterMapper.map(org.apache.hadoop.io.WritableComparable<?> key, VectorWritable point, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,FuzzyKMeansOutput> output, org.apache.hadoop.mapred.Reporter reporter)
           
 

Uses of VectorWritable in org.apache.mahout.clustering.kmeans
 

Methods in org.apache.mahout.clustering.kmeans with parameters of type VectorWritable
 void KMeansMapper.map(org.apache.hadoop.io.WritableComparable<?> key, VectorWritable point, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,KMeansInfo> output, org.apache.hadoop.mapred.Reporter reporter)
           
 void KMeansClusterMapper.map(org.apache.hadoop.io.WritableComparable<?> key, VectorWritable point, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,org.apache.hadoop.io.Text> output, org.apache.hadoop.mapred.Reporter reporter)
           
 

Uses of VectorWritable in org.apache.mahout.clustering.lda
 

Methods in org.apache.mahout.clustering.lda with parameters of type VectorWritable
 void LDAMapper.map(org.apache.hadoop.io.WritableComparable<?> key, VectorWritable wordCountsWritable, org.apache.hadoop.mapreduce.Mapper.Context context)
           
 

Uses of VectorWritable in org.apache.mahout.clustering.meanshift
 

Methods in org.apache.mahout.clustering.meanshift with parameters of type VectorWritable
 void MeanShiftCanopyCreatorMapper.map(org.apache.hadoop.io.WritableComparable<?> key, VectorWritable vector, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.Text,MeanShiftCanopy> output, org.apache.hadoop.mapred.Reporter reporter)
           
 

Uses of VectorWritable in org.apache.mahout.math
 

Subclasses of VectorWritable in org.apache.mahout.math
 class MultiLabelVectorWritable
          Writable to handle serialization of a vector and a variable list of associated label indexes.
 

Uses of VectorWritable in org.apache.mahout.math.hadoop
 

Fields in org.apache.mahout.math.hadoop with type parameters of type VectorWritable
protected  org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.NullWritable,VectorWritable> TimesSquaredJob.TimesSquaredMapper.out
           
 

Methods in org.apache.mahout.math.hadoop with parameters of type VectorWritable
 void TransposeJob.TransposeMapper.map(org.apache.hadoop.io.IntWritable r, VectorWritable v, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.IntWritable,DistributedRowMatrix.MatrixEntryWritable> out, org.apache.hadoop.mapred.Reporter reporter)
           
 void TimesSquaredJob.TimesMapper.map(org.apache.hadoop.io.IntWritable rowNum, VectorWritable v, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.NullWritable,VectorWritable> out, org.apache.hadoop.mapred.Reporter rep)
           
 void TimesSquaredJob.TimesSquaredMapper.map(T rowNum, VectorWritable v, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.NullWritable,VectorWritable> out, org.apache.hadoop.mapred.Reporter rep)
           
protected  double TimesSquaredJob.TimesSquaredMapper.scale(VectorWritable v)
           
 

Method parameters in org.apache.mahout.math.hadoop with type arguments of type VectorWritable
 void MatrixMultiplicationJob.MatrixMultiplyMapper.map(org.apache.hadoop.io.IntWritable index, org.apache.hadoop.mapred.join.TupleWritable v, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.IntWritable,VectorWritable> out, org.apache.hadoop.mapred.Reporter reporter)
           
 void TimesSquaredJob.TimesMapper.map(org.apache.hadoop.io.IntWritable rowNum, VectorWritable v, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.NullWritable,VectorWritable> out, org.apache.hadoop.mapred.Reporter rep)
           
 void TimesSquaredJob.TimesSquaredMapper.map(T rowNum, VectorWritable v, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.NullWritable,VectorWritable> out, org.apache.hadoop.mapred.Reporter rep)
           
 void TransposeJob.TransposeReducer.reduce(org.apache.hadoop.io.IntWritable outRow, java.util.Iterator<DistributedRowMatrix.MatrixEntryWritable> it, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.IntWritable,VectorWritable> out, org.apache.hadoop.mapred.Reporter reporter)
           
 void MatrixMultiplicationJob.MatrixMultiplicationReducer.reduce(org.apache.hadoop.io.IntWritable rowNum, java.util.Iterator<VectorWritable> it, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.IntWritable,VectorWritable> out, org.apache.hadoop.mapred.Reporter reporter)
           
 void MatrixMultiplicationJob.MatrixMultiplicationReducer.reduce(org.apache.hadoop.io.IntWritable rowNum, java.util.Iterator<VectorWritable> it, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.IntWritable,VectorWritable> out, org.apache.hadoop.mapred.Reporter reporter)
           
 void TimesSquaredJob.VectorSummingReducer.reduce(org.apache.hadoop.io.NullWritable n, java.util.Iterator<VectorWritable> vectors, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.NullWritable,VectorWritable> out, org.apache.hadoop.mapred.Reporter reporter)
           
 void TimesSquaredJob.VectorSummingReducer.reduce(org.apache.hadoop.io.NullWritable n, java.util.Iterator<VectorWritable> vectors, org.apache.hadoop.mapred.OutputCollector<org.apache.hadoop.io.NullWritable,VectorWritable> out, org.apache.hadoop.mapred.Reporter reporter)
           
 



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