Package org.apache.mahout.vectorizer.collocations.llr

Interface Summary

Interface	Description
LLRReducer.LLCallback	provide interface so the input to the llr calculation can be captured for validation in unit testing

Class Summary

Class	Description
CollocCombiner	Combiner for pass1 of the CollocationDriver.
CollocDriver	Driver for LLR Collocation discovery mapreduce job
CollocMapper	Pass 1 of the Collocation discovery job which generated ngrams and emits ngrams an their component n-1grams.
CollocReducer	Reducer for Pass 1 of the collocation identification job.
Gram	Writable for holding data generated from the collocation discovery jobs.
GramKey	A GramKey, based on the identity fields of Gram (type, string) plus a byte[] used for secondary ordering
GramKeyPartitioner	Partition GramKeys based on their Gram, ignoring the secondary sort key so that all GramKeys with the same gram are sent to the same partition.
LLRReducer	Reducer for pass 2 of the collocation discovery job.
LLRReducer.ConcreteLLCallback	concrete implementation delegates to LogLikelihood class

Enum Summary

Enum	Description
CollocMapper.Count
CollocReducer.Skipped
Gram.Type
LLRReducer.Skipped	Counter to track why a particlar entry was skipped