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https://github.com/moses-smt/mosesdecoder.git
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82 lines
2.2 KiB
C++
82 lines
2.2 KiB
C++
// $Id$
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#ifndef moses_PhraseDictionaryTreeAdaptor_h
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#define moses_PhraseDictionaryTreeAdaptor_h
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#include "moses/TypeDef.h"
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#include "moses/TargetPhraseCollection.h"
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#include "moses/TranslationModel/PhraseDictionary.h"
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#include <vector>
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#ifdef WITH_THREADS
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#include <boost/thread/tss.hpp>
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#else
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#include <boost/scoped_ptr.hpp>
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#endif
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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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#ifdef WITH_THREADS
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boost::thread_specific_ptr<PDTAimp> m_implementation;
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#else
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boost::scoped_ptr<PDTAimp> m_implementation;
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#endif
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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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PDTAimp& GetImplementation();
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const PDTAimp& GetImplementation() const;
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public:
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PhraseDictionaryTreeAdaptor(const std::string &line);
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virtual ~PhraseDictionaryTreeAdaptor();
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void Load();
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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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// get translation candidates for a given source phrase
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// returns null pointer if nothing found
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TargetPhraseCollection const* GetTargetPhraseCollectionNonCacheLEGACY(Phrase const &src) const;
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void InitializeForInput(ttasksptr const& ttask);
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void CleanUpAfterSentenceProcessing(InputType const& source);
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virtual ChartRuleLookupManager *CreateRuleLookupManager(
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const ChartParser &,
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const ChartCellCollectionBase &,
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std::size_t) {
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UTIL_THROW(util::Exception, "SCFG decoding not supported with binary phrase table");
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return 0;
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}
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// legacy
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const TargetPhraseCollectionWithSourcePhrase *GetTargetPhraseCollectionLEGACY(InputType const& src,WordsRange const & srcRange) const;
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};
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}
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#endif
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