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49 lines
1.5 KiB
C++
49 lines
1.5 KiB
C++
#ifndef moses_SearchCubePruning_h
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#define moses_SearchCubePruning_h
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#include <vector>
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#include "Search.h"
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#include "HypothesisStackCubePruning.h"
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#include "SentenceStats.h"
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namespace Moses
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{
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class InputType;
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class TranslationOptionCollection;
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/** Functions and variables you need to decoder an input using the phrase-based decoder with cube-pruning
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* Instantiated by the Manager class
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*/
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class SearchCubePruning: public Search
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{
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protected:
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std::vector < HypothesisStack* > m_hypoStackColl; /**< stacks to store hypotheses (partial translations) */
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// no of elements = no of words in source + 1
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const TranslationOptionCollection &m_transOptColl; /**< pre-computed list of translation options for the phrases in this sentence */
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//! go thru all bitmaps in 1 stack & create backpointers to bitmaps in the stack
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void CreateForwardTodos(HypothesisStackCubePruning &stack);
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//! create a back pointer to this bitmap, with edge that has this words range translation
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void CreateForwardTodos(const Bitmap &bitmap, const Range &range, BitmapContainer &bitmapContainer);
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bool CheckDistortion(const Bitmap &bitmap, const Range &range) const;
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void PrintBitmapContainerGraph();
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public:
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SearchCubePruning(Manager& manager, const TranslationOptionCollection &transOptColl);
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~SearchCubePruning();
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void Decode();
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void OutputHypoStackSize();
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void OutputHypoStack(int stack);
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virtual const std::vector < HypothesisStack* >& GetHypothesisStacks() const;
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virtual const Hypothesis *GetBestHypothesis() const;
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};
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}
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#endif
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