Moses::VW Class Reference

#include <VW.h>

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List of all members.

Public Member Functions

 VW (const std::string &line)
virtual ~VW ()
bool IsUseable (const FactorMask &mask) const
void EvaluateInIsolation (const Phrase &source, const TargetPhrase &targetPhrase, ScoreComponentCollection &scoreBreakdown, ScoreComponentCollection &estimatedFutureScore) const
void EvaluateWithSourceContext (const InputType &input, const InputPath &inputPath, const TargetPhrase &targetPhrase, const StackVec *stackVec, ScoreComponentCollection &scoreBreakdown, ScoreComponentCollection *estimatedFutureScore=NULL) const
virtual void EvaluateTranslationOptionListWithSourceContext (const InputType &input, const TranslationOptionList &translationOptionList) const
virtual FFState * EvaluateWhenApplied (const Hypothesis &curHypo, const FFState *prevState, ScoreComponentCollection *accumulator) const
 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
const FFState * EmptyHypothesisState (const InputType &input) const
 return the state associated with the empty hypothesis for a given sentence
void SetParameter (const std::string &key, const std::string &value)
virtual void InitializeForInput (ttasksptr const &ttask)
 Called before search and collecting of translation options.

Detailed Description

Definition at line 67 of file VW.h.

Constructor & Destructor Documentation

Moses::VW::VW ( const std::string &  line  ) 

Definition at line 35 of file VW.cpp.

References Moses::FactorCollection::AddFactor(), BOS_, Moses::FactorCollection::Instance(), Moses::FeatureFunction::ReadParameters(), Moses::Word::SetFactor(), and VERBOSE.

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Moses::VW::~VW (  )  [virtual]

Definition at line 69 of file VW.cpp.

Member Function Documentation

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

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

Implements Moses::StatefulFeatureFunction.

Definition at line 183 of file VW.cpp.

References Moses::Phrase::AddWord(), Moses::VWFeatureBase::GetMaximumContextSize(), and Moses::FeatureFunction::GetScoreProducerDescription().

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

Reimplemented from Moses::StatefulFeatureFunction.

Definition at line 78 of file VW.h.

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

Reimplemented from Moses::StatefulFeatureFunction.

Definition at line 193 of file VW.cpp.

References Moses::Phrase::AddWord(), Moses::Phrase::Append(), Moses::TranslationOptionList::begin(), Moses::FloorScore(), Moses::TranslationOptionList::Get(), Moses::VWFeatureBase::GetMaximumContextSize(), Moses::TranslationOption::GetScoreBreakdown(), Moses::FeatureFunction::GetScoreProducerDescription(), Moses::VWFeatureBase::GetSourceFeatures(), Moses::TranslationOption::GetSourceWordsRange(), Moses::ThreadLocalByFeatureStorage< VWTargetSentence >::GetStored(), Moses::ThreadLocalByFeatureStorage< Value, Factory >::GetStored(), Moses::Phrase::GetSubString(), Moses::VWFeatureBase::GetTargetContextFeatures(), Moses::VWFeatureBase::GetTargetFeatures(), Moses::TranslationOption::GetTargetPhrase(), Moses::hash_value(), Moses::FeatureFunction::m_numScoreComponents, Moses::ScoreComponentCollection::PlusEquals(), Moses::TranslationOptionList::size(), Moses::TransformScore(), Moses::TranslationOption::UpdateScore(), VERBOSE, and Moses::VW_DUMMY_LABEL.

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

Implements Moses::StatefulFeatureFunction.

Definition at line 122 of file VW.h.

FFState * Moses::VW::EvaluateWhenApplied ( const Hypothesis &  cur_hypo,
const FFState *  prev_state,
ScoreComponentCollection *  accumulator 
) const [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.

Implements Moses::StatefulFeatureFunction.

Definition at line 76 of file VW.cpp.

References Moses::FloorScore(), Moses::TranslationOptionList::Get(), Moses::TranslationOption::GetEndPos(), Moses::Hypothesis::GetManager(), Moses::VWState::GetPhrase(), Moses::FeatureFunction::GetScoreProducerDescription(), Moses::Phrase::GetSize(), Moses::Manager::getSntTranslationOptions(), Moses::Manager::GetSource(), Moses::TranslationOption::GetStartPos(), Moses::ThreadLocalByFeatureStorage< Value, Factory >::GetStored(), Moses::VWFeatureBase::GetTargetContextFeatures(), Moses::TranslationOption::GetTargetPhrase(), Moses::Hypothesis::GetTranslationOption(), Moses::TranslationOptionCollection::GetTranslationOptionList(), Moses::VWState::hash(), Moses::hash_value(), Moses::FeatureFunction::m_numScoreComponents, Moses::ScoreComponentCollection::PlusEquals(), Moses::TranslationOptionList::size(), Moses::TransformScore(), and VERBOSE.

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

Reimplemented from Moses::StatefulFeatureFunction.

Definition at line 84 of file VW.h.

void Moses::VW::InitializeForInput ( ttasksptr const &  ttask  )  [virtual]

Called before search and collecting of translation options.

Reimplemented from Moses::FeatureFunction.

Definition at line 413 of file VW.cpp.

References Moses::InputType::GetSize(), Moses::ThreadLocalByFeatureStorage< VWTargetSentence >::GetStored(), Moses::ThreadLocalByFeatureStorage< Value, Factory >::GetStored(), Moses::InputType::GetType(), Moses::StaticData::Instance(), NULL, Moses::FeatureFunction::options(), Moses::Output, Moses::TabbedSentenceInput, and UTIL_THROW_IF2.

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bool Moses::VW::IsUseable ( const FactorMask &  mask  )  const [inline, virtual]

Implements Moses::FeatureFunction.

Definition at line 74 of file VW.h.

void Moses::VW::SetParameter ( const std::string &  key,
const std::string &  value 
) [virtual]

Reimplemented from Moses::FeatureFunction.

Definition at line 379 of file VW.cpp.

References Moses::Scan< bool >(), and UTIL_THROW2.

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The documentation for this class was generated from the following files:
Generated on Thu Jul 6 00:33:13 2017 for Moses by  doxygen 1.5.9