lemur::langmod::UnigramLM Class Reference

Abstract Unigram Language Model class. More...

#include <UnigramLM.hpp>

Inheritance diagram for lemur::langmod::UnigramLM:

List of all members.

Public Member Functions
virtual double	prob (lemur::api::TERMID_T wordIndex) const =0
	return p(w)
virtual const string	lexiconID () const =0
	return a string ID of the lexicon on which the word index should be interpreted
virtual void	startIteration () const =0
	iteration over non-zero probability entries
virtual bool	hasMore () const =0
virtual void	nextWordProb (lemur::api::TERMID_T &wordIndex, double &prob) const =0

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Detailed Description

Abstract Unigram Language Model class.

The index range ([0,N]) is assumed to be defined by the lexicon. The caller is responsible for boundary check if necessary. Any undefined index would have a zero probability.

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Member Function Documentation

virtual bool lemur::langmod::UnigramLM::hasMore (   )  const [pure virtual]

Implemented in lemur::langmod::SmoothedMLEstimator.

virtual const string lemur::langmod::UnigramLM::lexiconID (   )  const [pure virtual]

return a string ID of the lexicon on which the word index should be interpreted Implemented in lemur::langmod::SmoothedMLEstimator.

virtual void lemur::langmod::UnigramLM::nextWordProb (  lemur::api::TERMID_T &  wordIndex, double &  prob )  const [pure virtual]

Implemented in lemur::langmod::SmoothedMLEstimator.

virtual double lemur::langmod::UnigramLM::prob (  lemur::api::TERMID_T  wordIndex  )  const [pure virtual]

return p(w) Implemented in lemur::langmod::SmoothedMLEstimator.

virtual void lemur::langmod::UnigramLM::startIteration (   )  const [pure virtual]

iteration over non-zero probability entries Implemented in lemur::langmod::SmoothedMLEstimator.

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The documentation for this class was generated from the following file:

• UnigramLM.hpp

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