## Package org.apache.mahout.cf.taste.hadoop

Class Summary
EntityCountWritable: A `Writable` encapsulating an item ID and a count .
EntityEntityWritable: A `WritableComparable` encapsulating two items.
EntityPrefWritable: A `Writable` encapsulating an item ID and a preference value.
EntityPrefWritableArrayWritable: An `ArrayWritable` holding `EntityPrefWritable`s
MaybePruneRowsMapper: tries to limit the number of elements per col to a fixed size and transposes the input afterwards
RecommendedItemsWritable: A `Writable` which encapsulates a list of `RecommendedItem`s.
TasteHadoopUtils: Some helper methods for the hadoop-related stuff in org.apache.mahout.cf.taste
ToEntityPrefsMapper
ToItemPrefsMapper: Input
ToUserPrefsMapper: The 'reverse' of `ToItemPrefsMapper`; outputs item IDs mapped to user-pref data.

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