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Class Summary | |
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FeatureVectorWithRatingWritable | |
IndexedVarIntWritable | |
IndexedVarIntWritable.GroupingComparator | |
IndexedVarIntWritable.SecondarySortComparator | |
ParallelALSFactorizationJob | MapReduce implementation of the factorization algorithm described in "Large-scale Parallel Collaborative Filtering for the Netflix Prize" available at http://www.hpl.hp.com/personal/Robert_Schreiber/papers/2008%20AAIM%20Netflix/netflix_aaim08(submitted).pdf. |
PredictionJob | Compute predictions for user,item pairs using an existing matrix factorization |
PredictionJob.FeaturesMapper | |
PredictionJob.JoinProbesWithItemFeaturesReducer | |
PredictionJob.PairsMapper | |
PredictionJob.PredictRatingReducer | |
TaggedVarIntWritable | |
TaggedVarIntWritable.GroupingComparator | |
TaggedVarIntWritable.SecondarySortComparator | |
VectorWithIndexWritable |
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