org.apache.mahout.clustering.spectral

Class MatrixDiagonalizeJob.MatrixDiagonalizeReducer

java.lang.Object

org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.NullWritable,IntDoublePairWritable,org.apache.hadoop.io.NullWritable,VectorWritable>

org.apache.mahout.clustering.spectral.MatrixDiagonalizeJob.MatrixDiagonalizeReducer

Enclosing class:

MatrixDiagonalizeJob

public static class MatrixDiagonalizeJob.MatrixDiagonalizeReducer
extends org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.NullWritable,IntDoublePairWritable,org.apache.hadoop.io.NullWritable,VectorWritable>

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Reducer

org.apache.hadoop.mapreduce.Reducer.Context

Constructor Summary

Constructors

Constructor and Description
MatrixDiagonalizeReducer()

Method Summary

Modifier and Type	Method and Description
protected void	reduce(org.apache.hadoop.io.NullWritable key, Iterable<IntDoublePairWritable> values, org.apache.hadoop.mapreduce.Reducer.Context context)

Methods inherited from class org.apache.hadoop.mapreduce.Reducer

cleanup, run, setup

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

MatrixDiagonalizeReducer

public MatrixDiagonalizeReducer()

Method Detail

reduce

protected void reduce(org.apache.hadoop.io.NullWritable key,
                      Iterable<IntDoublePairWritable> values,
                      org.apache.hadoop.mapreduce.Reducer.Context context)
               throws IOException,
                      InterruptedException

Overrides:

reduce in class org.apache.hadoop.mapreduce.Reducer<org.apache.hadoop.io.NullWritable,IntDoublePairWritable,org.apache.hadoop.io.NullWritable,VectorWritable>

Throws:

IOException

InterruptedException