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// $Id$
/***********************************************************************
Moses - factored phrase-based language decoder
Copyright (C) 2006 University of Edinburgh
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
***********************************************************************/
#ifndef moses_LanguageModelSRI_h
#define moses_LanguageModelSRI_h
#include <string>
#include <vector>
#include "Factor.h"
#include "TypeDef.h"
#include "LM/SingleFactor.h"
class Factor;
class Phrase;
class Vocab;
class Ngram;
namespace Moses
{
class LanguageModelSRI : public LanguageModelPointerState
{
protected:
std::vector<unsigned int> m_lmIdLookup;
::Vocab *m_srilmVocab;
Ngram *m_srilmModel;
unsigned int m_unknownId;
LMResult GetValue(unsigned int wordId, unsigned int *context) const;
void CreateFactors();
unsigned int GetLmID( const std::string &str ) const;
unsigned int GetLmID( const Factor *factor ) const;
public:
LanguageModelSRI();
~LanguageModelSRI();
bool Load(const std::string &filePath
, FactorType factorType
, size_t nGramOrder);
virtual LMResult GetValue(const std::vector<const Word*> &contextFactor, State* finalState = 0) const;
};
}
#endif
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