00001 /*********************************************************************** 00002 Moses - statistical machine translation system 00003 Copyright (C) 2006-2012 University of Edinburgh 00004 00005 This library is free software; you can redistribute it and/or 00006 modify it under the terms of the GNU Lesser General Public 00007 License as published by the Free Software Foundation; either 00008 version 2.1 of the License, or (at your option) any later version. 00009 00010 This library is distributed in the hope that it will be useful, 00011 but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 Lesser General Public License for more details. 00014 00015 You should have received a copy of the GNU Lesser General Public 00016 License along with this library; if not, write to the Free Software 00017 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA 00018 ***********************************************************************/ 00019 00020 #pragma once 00021 #ifndef moses_ChartRuleLookupManagerCYKPlus_h 00022 #define moses_ChartRuleLookupManagerCYKPlus_h 00023 00024 #include "moses/ChartRuleLookupManager.h" 00025 #include "moses/StackVec.h" 00026 00027 namespace Moses 00028 { 00029 00030 class DottedRule; 00031 class TargetPhraseCollection; 00032 class Range; 00033 00036 class ChartRuleLookupManagerCYKPlus : public ChartRuleLookupManager 00037 { 00038 public: 00039 ChartRuleLookupManagerCYKPlus(const ChartParser &parser, 00040 const ChartCellCollectionBase &cellColl) 00041 : ChartRuleLookupManager(parser, cellColl) {} 00042 00043 protected: 00044 void AddCompletedRule( 00045 const DottedRule &dottedRule, 00046 const TargetPhraseCollection &tpc, 00047 const Range &range, 00048 ChartParserCallback &outColl); 00049 00050 StackVec m_stackVec; 00051 }; 00052 00053 // struct that caches cellLabel, its end position and score for quicker lookup 00054 struct ChartCellCache { 00055 ChartCellCache(size_t endPos, const ChartCellLabel* cellLabel, float score) 00056 : endPos(endPos) 00057 , cellLabel(cellLabel) 00058 , score(score) {} 00059 00060 size_t endPos; 00061 const ChartCellLabel* cellLabel; 00062 float score; 00063 }; 00064 00065 } // namespace Moses 00066 00067 #endif