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https://github.com/moses-smt/mosesdecoder.git
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84 lines
2.7 KiB
C++
84 lines
2.7 KiB
C++
// $Id$
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// vim:tabstop=2
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/***********************************************************************
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Moses - factored phrase-based language decoder
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Copyright (C) 2010 Hieu Hoang
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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***********************************************************************/
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#pragma once
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#include <map>
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#include <vector>
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#include <string>
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#include "moses/TranslationModel/PhraseDictionary.h"
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#include "OnDiskPt/OnDiskWrapper.h"
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#include "OnDiskPt/Word.h"
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#include "OnDiskPt/PhraseNode.h"
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namespace Moses
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{
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class TargetPhraseCollection;
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class DottedRuleStackOnDisk;
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class WordPenaltyProducer;
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/** Implementation of on-disk phrase table for hierarchical/syntax model.
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*/
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class PhraseDictionaryOnDisk : public PhraseDictionary
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{
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typedef PhraseDictionary MyBase;
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friend std::ostream& operator<<(std::ostream&, const PhraseDictionaryOnDisk&);
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protected:
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OnDiskPt::OnDiskWrapper m_dbWrapper;
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const LMList* m_languageModels;
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const WordPenaltyProducer* m_wpProducer;
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std::vector<FactorType> m_inputFactorsVec, m_outputFactorsVec;
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std::string m_filePath;
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void LoadTargetLookup();
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public:
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PhraseDictionaryOnDisk(size_t numScoreComponent, PhraseDictionaryFeature* feature)
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: MyBase(numScoreComponent, feature), m_languageModels(NULL)
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{}
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virtual ~PhraseDictionaryOnDisk();
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PhraseTableImplementation GetPhraseTableImplementation() const {
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return OnDisk;
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}
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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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const WordPenaltyProducer* wpProducer);
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// PhraseDictionary impl
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//! find list of translations that can translates src. Only for phrase input
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virtual const TargetPhraseCollection *GetTargetPhraseCollection(const Phrase& src) const;
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void InitializeForInput(const InputType& input);
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virtual ChartRuleLookupManager *CreateRuleLookupManager(
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const InputType &,
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const ChartCellCollectionBase &);
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};
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} // namespace Moses
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