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72 lines
2.1 KiB
C++
72 lines
2.1 KiB
C++
// $Id$
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#ifndef moses_PhraseDictionaryTreeAdaptor_h
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#define moses_PhraseDictionaryTreeAdaptor_h
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#include <vector>
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#include "util/check.hh"
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#include "moses/TypeDef.h"
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#include "moses/TargetPhraseCollection.h"
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#include "moses/TranslationModel/PhraseDictionaryMemory.h"
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namespace Moses
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{
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class Phrase;
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class PDTAimp;
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class WordsRange;
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class InputType;
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/*** Implementation of a phrase table in a trie that is binarized and
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* stored on disk. Wrapper around PDTAimp class
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*/
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class PhraseDictionaryTreeAdaptor : public PhraseDictionary
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{
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typedef PhraseDictionary MyBase;
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PDTAimp *imp;
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friend class PDTAimp;
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PhraseDictionaryTreeAdaptor();
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PhraseDictionaryTreeAdaptor(const PhraseDictionaryTreeAdaptor&);
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void operator=(const PhraseDictionaryTreeAdaptor&);
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public:
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PhraseDictionaryTreeAdaptor(size_t numScoreComponent, unsigned numInputScores, const PhraseDictionaryFeature* feature);
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virtual ~PhraseDictionaryTreeAdaptor();
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// enable/disable caching
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// you enable caching if you request the target candidates for a source phrase multiple times
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// if you do caching somewhere else, disable it
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// good settings for current Moses: disable for first factor, enable for other factors
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// default: enable
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void EnableCache();
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void DisableCache();
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// initialize ...
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bool Load(const std::vector<FactorType> &input
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, const std::vector<FactorType> &output
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, const std::string &filePath
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, const std::vector<float> &weight
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, size_t tableLimit
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, const LMList &languageModels
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, float weightWP);
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// get translation candidates for a given source phrase
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// returns null pointer if nothing found
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TargetPhraseCollection const* GetTargetPhraseCollection(Phrase const &src) const;
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TargetPhraseCollection const* GetTargetPhraseCollection(InputType const& src,WordsRange const & srcRange) const;
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size_t GetNumInputScores() const;
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virtual void InitializeForInput(InputType const& source);
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virtual ChartRuleLookupManager *CreateRuleLookupManager(
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const InputType &,
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const ChartCellCollectionBase &) {
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CHECK(false);
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return 0;
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}
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};
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}
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#endif
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