org.apache.mahout.cf.taste.hadoop.similarity.item
Class ItemSimilarityJob.MostSimilarItemPairsReducer

java.lang.Object
  extended by org.apache.hadoop.mapreduce.Reducer<EntityEntityWritable,org.apache.hadoop.io.DoubleWritable,EntityEntityWritable,org.apache.hadoop.io.DoubleWritable>
      extended by org.apache.mahout.cf.taste.hadoop.similarity.item.ItemSimilarityJob.MostSimilarItemPairsReducer
Enclosing class:
ItemSimilarityJob

public static class ItemSimilarityJob.MostSimilarItemPairsReducer
extends org.apache.hadoop.mapreduce.Reducer<EntityEntityWritable,org.apache.hadoop.io.DoubleWritable,EntityEntityWritable,org.apache.hadoop.io.DoubleWritable>


Nested Class Summary
 
Nested classes/interfaces inherited from class org.apache.hadoop.mapreduce.Reducer
org.apache.hadoop.mapreduce.Reducer.Context
 
Constructor Summary
ItemSimilarityJob.MostSimilarItemPairsReducer()
           
 
Method Summary
protected  void reduce(EntityEntityWritable pair, Iterable<org.apache.hadoop.io.DoubleWritable> values, org.apache.hadoop.mapreduce.Reducer.Context ctx)
           
 
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

ItemSimilarityJob.MostSimilarItemPairsReducer

public ItemSimilarityJob.MostSimilarItemPairsReducer()
Method Detail

reduce

protected void reduce(EntityEntityWritable pair,
                      Iterable<org.apache.hadoop.io.DoubleWritable> values,
                      org.apache.hadoop.mapreduce.Reducer.Context ctx)
               throws IOException,
                      InterruptedException
Overrides:
reduce in class org.apache.hadoop.mapreduce.Reducer<EntityEntityWritable,org.apache.hadoop.io.DoubleWritable,EntityEntityWritable,org.apache.hadoop.io.DoubleWritable>
Throws:
IOException
InterruptedException


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