org.apache.mahout.cf.taste.hadoop.cooccurence
Class ItemSimilarityEstimator.ItemItemCombiner

java.lang.Object
  extended by org.apache.hadoop.mapred.MapReduceBase
      extended by org.apache.mahout.cf.taste.hadoop.cooccurence.ItemSimilarityEstimator.ItemItemCombiner
All Implemented Interfaces:
java.io.Closeable, org.apache.hadoop.mapred.JobConfigurable, org.apache.hadoop.mapred.Reducer<Bigram,Bigram,Bigram,Bigram>
Enclosing class:
ItemSimilarityEstimator

public static class ItemSimilarityEstimator.ItemItemCombiner
extends org.apache.hadoop.mapred.MapReduceBase
implements org.apache.hadoop.mapred.Reducer<Bigram,Bigram,Bigram,Bigram>


Constructor Summary
ItemSimilarityEstimator.ItemItemCombiner()
           
 
Method Summary
 void reduce(Bigram item, java.util.Iterator<Bigram> similarItemItr, org.apache.hadoop.mapred.OutputCollector<Bigram,Bigram> output, org.apache.hadoop.mapred.Reporter reporter)
           
 
Methods inherited from class org.apache.hadoop.mapred.MapReduceBase
close, configure
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface org.apache.hadoop.mapred.JobConfigurable
configure
 
Methods inherited from interface java.io.Closeable
close
 

Constructor Detail

ItemSimilarityEstimator.ItemItemCombiner

public ItemSimilarityEstimator.ItemItemCombiner()
Method Detail

reduce

public void reduce(Bigram item,
                   java.util.Iterator<Bigram> similarItemItr,
                   org.apache.hadoop.mapred.OutputCollector<Bigram,Bigram> output,
                   org.apache.hadoop.mapred.Reporter reporter)
            throws java.io.IOException
Specified by:
reduce in interface org.apache.hadoop.mapred.Reducer<Bigram,Bigram,Bigram,Bigram>
Throws:
java.io.IOException


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