org.apache.mahout.cf.taste.hadoop.similarity.item
Classes 
CountUsersKeyWritable
CountUsersKeyWritable.CountUsersGroupComparator
CountUsersKeyWritable.CountUsersPartitioner
CountUsersMapper
CountUsersReducer
ItemSimilarityJob
MostSimilarItemPairsMapper
MostSimilarItemPairsReducer
ToItemVectorsReducer