org.apache.mahout.vectorizer.collocations.llr

Class CollocCombiner

java.lang.Object

org.apache.hadoop.mapreduce.Reducer<GramKey,Gram,GramKey,Gram>

org.apache.mahout.vectorizer.collocations.llr.CollocCombiner

public class CollocCombiner
extends org.apache.hadoop.mapreduce.Reducer<GramKey,Gram,GramKey,Gram>

Combiner for pass1 of the CollocationDriver. Combines frequencies for values for the same key

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
CollocCombiner()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	reduce(GramKey key, Iterable<Gram> 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

CollocCombiner

public CollocCombiner()

Method Detail

reduce

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

Overrides:

reduce in class org.apache.hadoop.mapreduce.Reducer<GramKey,Gram,GramKey,Gram>

Throws:

IOException

InterruptedException