Moses::StatefulFeatureFunction Class Reference

#include <StatefulFeatureFunction.h>

Inheritance diagram for Moses::StatefulFeatureFunction:

Inheritance graph
[legend]
Collaboration diagram for Moses::StatefulFeatureFunction:

Collaboration graph
[legend]

List of all members.

Public Member Functions

 StatefulFeatureFunction (const std::string &line, bool registerNow)
 StatefulFeatureFunction (size_t numScoreComponents, const std::string &line)
virtual FFState * EvaluateWhenApplied (const Hypothesis &cur_hypo, const FFState *prev_state, ScoreComponentCollection *accumulator) const =0
 This interface should be implemented. Notes: When evaluating the value of this feature function, you should avoid calling hypo.GetPrevHypo(). If you need something from the "previous" hypothesis, you should store it in an FFState object which will be passed in as prev_state. If you don't do this, you will get in trouble.
virtual FFState * EvaluateWhenApplied (const ChartHypothesis &, int, ScoreComponentCollection *accumulator) const =0
virtual FFState * EvaluateWhenApplied (const Syntax::SHyperedge &, int, ScoreComponentCollection *accumulator) const
virtual const FFState * EmptyHypothesisState (const InputType &input) const =0
 return the state associated with the empty hypothesis for a given sentence
bool IsStateless () const
virtual void EvaluateInIsolation (Phrase const &source, TargetPhrase const &targetPhrase, ScoreComponentCollection &scoreBreakdown, ScoreComponentCollection &estimatedScores) const
virtual void EvaluateWithSourceContext (InputType const &input, InputPath const &inputPath, TargetPhrase const &targetPhrase, StackVec const *stackVec, ScoreComponentCollection &scoreBreakdown, ScoreComponentCollection *estimatedFutureScore=NULL) const
virtual void EvaluateTranslationOptionListWithSourceContext (const InputType &input, const TranslationOptionList &translationOptionList) const

Static Public Member Functions

static const std::vector
< const
StatefulFeatureFunction * > & 		GetStatefulFeatureFunctions ()

Detailed Description

base class for all stateful feature functions. eg. LM, distortion penalty

Definition at line 19 of file StatefulFeatureFunction.h.

Constructor & Destructor Documentation

Moses::StatefulFeatureFunction::StatefulFeatureFunction ( const std::string &  line,
bool  registerNow 
)

Definition at line 9 of file StatefulFeatureFunction.cpp.

Moses::StatefulFeatureFunction::StatefulFeatureFunction ( size_t  numScoreComponents,
const std::string &  line 
)

Definition at line 16 of file StatefulFeatureFunction.cpp.

Member Function Documentation

virtual const FFState* Moses::StatefulFeatureFunction::EmptyHypothesisState ( const InputType &  input  )  const [pure virtual]

return the state associated with the empty hypothesis for a given sentence

Implemented in Moses::BleuScoreFeature, Moses::ConstrainedDecoding, Moses::ControlRecombination, Moses::CoveredReferenceFeature, Moses::DistortionScoreProducer, Moses::DesegModel, Moses::ExampleStatefulFF, Moses::LexicalReordering, Moses::OpSequenceModel, Moses::PhraseBoundaryFeature, Moses::PhraseOrientationFeature, Moses::TargetBigramFeature, Moses::TargetConstituentAdjacencyFeature, Moses::TargetNgramFeature, Moses::TargetPreferencesFeature, Moses::TreeStructureFeature, Moses::VW, Moses::BackwardLanguageModel< Model >, Moses::LanguageModel, Moses::BilingualLM, Moses::LanguageModelDALM, Moses::LanguageModelImplementation, Moses::InMemoryPerSentenceOnDemandLM, Moses::LanguageModelIRST, Moses::LanguageModelKen< Model >, Moses::RDLM, Moses::SyntacticLanguageModel, Moses::BackwardLanguageModel< lm::ngram::ProbingModel >, Moses::LanguageModelKen< Model >, and Moses::LanguageModelKen< lm::ngram::ProbingModel >.

virtual void Moses::StatefulFeatureFunction::EvaluateInIsolation ( Phrase const &  source,
TargetPhrase const &  targetPhrase,
ScoreComponentCollection &  scoreBreakdown,
ScoreComponentCollection &  estimatedScores 
) const [inline, virtual]

Implements Moses::FeatureFunction.

Reimplemented in Moses::DesegModel, Moses::ExampleStatefulFF, Moses::OpSequenceModel, Moses::PhraseOrientationFeature, Moses::TargetConstituentAdjacencyFeature, Moses::TargetPreferencesFeature, Moses::VW, Moses::LanguageModel, and Moses::InMemoryPerSentenceOnDemandLM.

Definition at line 76 of file StatefulFeatureFunction.h.

virtual void Moses::StatefulFeatureFunction::EvaluateTranslationOptionListWithSourceContext ( const InputType &  input,
const TranslationOptionList &  translationOptionList 
) const [inline, virtual]

Implements Moses::FeatureFunction.

Reimplemented in Moses::ExampleStatefulFF, Moses::TargetConstituentAdjacencyFeature, Moses::TargetPreferencesFeature, and Moses::VW.

Definition at line 88 of file StatefulFeatureFunction.h.

virtual FFState* Moses::StatefulFeatureFunction::EvaluateWhenApplied ( const Syntax::SHyperedge &  ,
int  ,
ScoreComponentCollection *  accumulator 
) const [inline, virtual]

Reimplemented in Moses::InMemoryPerSentenceOnDemandLM, Moses::LanguageModelKen< Model >, Moses::LanguageModelKen< Model >, and Moses::LanguageModelKen< lm::ngram::ProbingModel >.

Definition at line 58 of file StatefulFeatureFunction.h.

virtual FFState* Moses::StatefulFeatureFunction::EvaluateWhenApplied ( const ChartHypothesis &  ,
int  ,
ScoreComponentCollection *  accumulator 
) const [pure virtual]

Implemented in Moses::BleuScoreFeature, Moses::ConstrainedDecoding, Moses::ControlRecombination, Moses::CoveredReferenceFeature, Moses::DistortionScoreProducer, Moses::DesegModel, Moses::ExampleStatefulFF, Moses::LexicalReordering, Moses::OpSequenceModel, Moses::PhraseBoundaryFeature, Moses::PhraseOrientationFeature, Moses::TargetBigramFeature, Moses::TargetConstituentAdjacencyFeature, Moses::TargetNgramFeature, Moses::TargetPreferencesFeature, Moses::TreeStructureFeature, Moses::VW, Moses::BilingualLM, Moses::LanguageModelDALM, Moses::LanguageModelImplementation, Moses::InMemoryPerSentenceOnDemandLM, Moses::LanguageModelKen< Model >, Moses::RDLM, Moses::SyntacticLanguageModel, Moses::LanguageModelKen< Model >, and Moses::LanguageModelKen< lm::ngram::ProbingModel >.

virtual FFState* Moses::StatefulFeatureFunction::EvaluateWhenApplied ( const Hypothesis &  cur_hypo,
const FFState *  prev_state,
ScoreComponentCollection *  accumulator 
) const [pure virtual]

This interface should be implemented. Notes: When evaluating the value of this feature function, you should avoid calling hypo.GetPrevHypo(). If you need something from the "previous" hypothesis, you should store it in an FFState object which will be passed in as prev_state. If you don't do this, you will get in trouble.

Implemented in Moses::BleuScoreFeature, Moses::ConstrainedDecoding, Moses::ControlRecombination, Moses::CoveredReferenceFeature, Moses::DistortionScoreProducer, Moses::DesegModel, Moses::ExampleStatefulFF, Moses::LexicalReordering, Moses::OpSequenceModel, Moses::PhraseBoundaryFeature, Moses::PhraseOrientationFeature, Moses::TargetBigramFeature, Moses::TargetConstituentAdjacencyFeature, Moses::TargetNgramFeature, Moses::TargetPreferencesFeature, Moses::TreeStructureFeature, Moses::VW, Moses::BilingualLM, Moses::LanguageModelDALM, Moses::LanguageModelImplementation, Moses::InMemoryPerSentenceOnDemandLM, Moses::LanguageModelIRST, Moses::LanguageModelKen< Model >, Moses::RDLM, Moses::LanguageModelKen< Model >, and Moses::LanguageModelKen< lm::ngram::ProbingModel >.

Referenced by Moses::Hypothesis::EvaluateWhenApplied().

Here is the caller graph for this function:

virtual void Moses::StatefulFeatureFunction::EvaluateWithSourceContext ( InputType const &  input,
InputPath const &  inputPath,
TargetPhrase const &  targetPhrase,
StackVec const *  stackVec,
ScoreComponentCollection &  scoreBreakdown,
ScoreComponentCollection *  estimatedFutureScore = NULL 
) const [inline, virtual]

Implements Moses::FeatureFunction.

Reimplemented in Moses::CoveredReferenceFeature, Moses::ExampleStatefulFF, Moses::TargetConstituentAdjacencyFeature, Moses::TargetPreferencesFeature, and Moses::VW.

Definition at line 82 of file StatefulFeatureFunction.h.

static const std::vector<const StatefulFeatureFunction*>& Moses::StatefulFeatureFunction::GetStatefulFeatureFunctions (  )  [inline, static]

Definition at line 26 of file StatefulFeatureFunction.h.

Referenced by Moses::Hypothesis::EvaluateWhenApplied(), Moses::ChartHypothesis::EvaluateWhenApplied(), Moses::LanguageModel::GetFirstLM(), Moses::Manager::GetOutputLanguageModelOrder(), Moses::Hypothesis::Hypothesis(), Moses::ScoreComponentCollection::OutputAllFeatureScores(), Moses::ChartManager::OutputDetailedTreeFragmentsTranslationReport(), Moses::Manager::OutputWordGraph(), and Moses::ShowWeights().

Here is the caller graph for this function:

bool Moses::StatefulFeatureFunction::IsStateless (  )  const [inline, virtual]

Implements Moses::FeatureFunction.

Definition at line 69 of file StatefulFeatureFunction.h.

The documentation for this class was generated from the following files:
Generated on Thu Jul 6 00:33:11 2017 for Moses by  doxygen 1.5.9