mirror of
https://github.com/moses-smt/mosesdecoder.git
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1246 lines
43 KiB
C++
1246 lines
43 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) 2006 University of Edinburgh
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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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#include <string>
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#include "TypeDef.h"
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#include "moses/FF/WordPenaltyProducer.h"
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#include "moses/FF/UnknownWordPenaltyProducer.h"
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#include "moses/FF/InputFeature.h"
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#include "DecodeStepTranslation.h"
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#include "DecodeStepGeneration.h"
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#include "GenerationDictionary.h"
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#include "StaticData.h"
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#include "Util.h"
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#include "FactorCollection.h"
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#include "Timer.h"
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#include "UserMessage.h"
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#include "TranslationOption.h"
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#include "DecodeGraph.h"
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#include "InputFileStream.h"
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#include "ScoreComponentCollection.h"
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#include "DecodeGraph.h"
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#include "TranslationModel/PhraseDictionary.h"
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#include "TranslationModel/PhraseDictionaryTreeAdaptor.h"
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#ifdef WITH_THREADS
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#include <boost/thread.hpp>
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#endif
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using namespace std;
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namespace Moses
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{
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bool g_mosesDebug = false;
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StaticData StaticData::s_instance;
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StaticData::StaticData()
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:m_sourceStartPosMattersForRecombination(false)
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,m_inputType(SentenceInput)
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,m_detailedTranslationReportingFilePath()
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,m_detailedTreeFragmentsTranslationReportingFilePath()
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,m_onlyDistinctNBest(false)
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,m_needAlignmentInfo(false)
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,m_factorDelimiter("|") // default delimiter between factors
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,m_lmEnableOOVFeature(false)
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,m_isAlwaysCreateDirectTranslationOption(false)
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,m_currentWeightSetting("default")
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,m_treeStructure(NULL)
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{
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m_xmlBrackets.first="<";
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m_xmlBrackets.second=">";
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// memory pools
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Phrase::InitializeMemPool();
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}
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StaticData::~StaticData()
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{
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RemoveAllInColl(m_decodeGraphs);
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/*
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const std::vector<FeatureFunction*> &producers = FeatureFunction::GetFeatureFunctions();
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for(size_t i=0;i<producers.size();++i) {
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FeatureFunction *ff = producers[i];
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delete ff;
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}
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*/
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// memory pools
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Phrase::FinalizeMemPool();
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}
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bool StaticData::LoadDataStatic(Parameter *parameter, const std::string &execPath)
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{
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s_instance.SetExecPath(execPath);
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return s_instance.LoadData(parameter);
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}
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bool StaticData::LoadData(Parameter *parameter)
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{
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ResetUserTime();
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m_parameter = parameter;
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// verbose level
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m_verboseLevel = 1;
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if (m_parameter->GetParam("verbose").size() == 1) {
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m_verboseLevel = Scan<size_t>( m_parameter->GetParam("verbose")[0]);
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}
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// to cube or not to cube
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m_searchAlgorithm = (m_parameter->GetParam("search-algorithm").size() > 0) ?
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(SearchAlgorithm) Scan<size_t>(m_parameter->GetParam("search-algorithm")[0]) : Normal;
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if (IsChart())
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LoadChartDecodingParameters();
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// input type has to be specified BEFORE loading the phrase tables!
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if(m_parameter->GetParam("inputtype").size())
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m_inputType= (InputTypeEnum) Scan<int>(m_parameter->GetParam("inputtype")[0]);
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std::string s_it = "text input";
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if (m_inputType == 1) {
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s_it = "confusion net";
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}
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if (m_inputType == 2) {
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s_it = "word lattice";
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}
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VERBOSE(2,"input type is: "<<s_it<<"\n");
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if(m_parameter->GetParam("recover-input-path").size()) {
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m_recoverPath = Scan<bool>(m_parameter->GetParam("recover-input-path")[0]);
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if (m_recoverPath && m_inputType == SentenceInput) {
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TRACE_ERR("--recover-input-path should only be used with confusion net or word lattice input!\n");
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m_recoverPath = false;
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}
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}
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// factor delimiter
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if (m_parameter->GetParam("factor-delimiter").size() > 0) {
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m_factorDelimiter = m_parameter->GetParam("factor-delimiter")[0];
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if (m_factorDelimiter == "none")
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m_factorDelimiter = "";
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}
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SetBooleanParameter( &m_continuePartialTranslation, "continue-partial-translation", false );
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SetBooleanParameter( &m_outputHypoScore, "output-hypo-score", false );
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//word-to-word alignment
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// alignments
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SetBooleanParameter( &m_PrintAlignmentInfo, "print-alignment-info", false );
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if (m_PrintAlignmentInfo) {
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m_needAlignmentInfo = true;
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}
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if(m_parameter->GetParam("sort-word-alignment").size()) {
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m_wordAlignmentSort = (WordAlignmentSort) Scan<size_t>(m_parameter->GetParam("sort-word-alignment")[0]);
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}
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SetBooleanParameter( &m_PrintAlignmentInfoNbest, "print-alignment-info-in-n-best", false );
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if (m_PrintAlignmentInfoNbest) {
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m_needAlignmentInfo = true;
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}
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if (m_parameter->GetParam("alignment-output-file").size() > 0) {
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m_alignmentOutputFile = Scan<std::string>(m_parameter->GetParam("alignment-output-file")[0]);
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m_needAlignmentInfo = true;
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}
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// n-best
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if (m_parameter->GetParam("n-best-list").size() >= 2) {
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m_nBestFilePath = m_parameter->GetParam("n-best-list")[0];
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m_nBestSize = Scan<size_t>( m_parameter->GetParam("n-best-list")[1] );
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m_onlyDistinctNBest=(m_parameter->GetParam("n-best-list").size()>2
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&& m_parameter->GetParam("n-best-list")[2]=="distinct");
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} else if (m_parameter->GetParam("n-best-list").size() == 1) {
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UserMessage::Add(string("wrong format for switch -n-best-list file size"));
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return false;
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} else {
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m_nBestSize = 0;
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}
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if (m_parameter->GetParam("n-best-factor").size() > 0) {
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m_nBestFactor = Scan<size_t>( m_parameter->GetParam("n-best-factor")[0]);
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} else {
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m_nBestFactor = 20;
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}
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//lattice samples
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if (m_parameter->GetParam("lattice-samples").size() ==2 ) {
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m_latticeSamplesFilePath = m_parameter->GetParam("lattice-samples")[0];
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m_latticeSamplesSize = Scan<size_t>(m_parameter->GetParam("lattice-samples")[1]);
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} else if (m_parameter->GetParam("lattice-samples").size() != 0 ) {
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UserMessage::Add(string("wrong format for switch -lattice-samples file size"));
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return false;
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} else {
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m_latticeSamplesSize = 0;
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}
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// word graph
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if (m_parameter->GetParam("output-word-graph").size() == 2)
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m_outputWordGraph = true;
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else
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m_outputWordGraph = false;
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// search graph
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if (m_parameter->GetParam("output-search-graph").size() > 0) {
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if (m_parameter->GetParam("output-search-graph").size() != 1) {
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UserMessage::Add(string("ERROR: wrong format for switch -output-search-graph file"));
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return false;
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}
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m_outputSearchGraph = true;
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}
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// ... in extended format
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else if (m_parameter->GetParam("output-search-graph-extended").size() > 0) {
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if (m_parameter->GetParam("output-search-graph-extended").size() != 1) {
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UserMessage::Add(string("ERROR: wrong format for switch -output-search-graph-extended file"));
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return false;
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}
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m_outputSearchGraph = true;
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m_outputSearchGraphExtended = true;
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} else {
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m_outputSearchGraph = false;
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}
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if (m_parameter->GetParam("output-search-graph-slf").size() > 0) {
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m_outputSearchGraphSLF = true;
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} else {
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m_outputSearchGraphSLF = false;
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}
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if (m_parameter->GetParam("output-search-graph-hypergraph").size() > 0) {
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m_outputSearchGraphHypergraph = true;
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} else {
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m_outputSearchGraphHypergraph = false;
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}
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#ifdef HAVE_PROTOBUF
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if (m_parameter->GetParam("output-search-graph-pb").size() > 0) {
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if (m_parameter->GetParam("output-search-graph-pb").size() != 1) {
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UserMessage::Add(string("ERROR: wrong format for switch -output-search-graph-pb path"));
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return false;
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}
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m_outputSearchGraphPB = true;
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} else
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m_outputSearchGraphPB = false;
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#endif
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SetBooleanParameter( &m_unprunedSearchGraph, "unpruned-search-graph", false );
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SetBooleanParameter( &m_includeLHSInSearchGraph, "include-lhs-in-search-graph", false );
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if (m_parameter->isParamSpecified("output-unknowns")) {
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if (m_parameter->GetParam("output-unknowns").size() == 1) {
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m_outputUnknownsFile =Scan<string>(m_parameter->GetParam("output-unknowns")[0]);
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} else {
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UserMessage::Add(string("need to specify exactly one file name for unknowns"));
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return false;
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}
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}
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// include feature names in the n-best list
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SetBooleanParameter( &m_labeledNBestList, "labeled-n-best-list", true );
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// include word alignment in the n-best list
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SetBooleanParameter( &m_nBestIncludesSegmentation, "include-segmentation-in-n-best", false );
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// printing source phrase spans
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SetBooleanParameter( &m_reportSegmentation, "report-segmentation", false );
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SetBooleanParameter( &m_reportSegmentationEnriched, "report-segmentation-enriched", false );
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// print all factors of output translations
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SetBooleanParameter( &m_reportAllFactors, "report-all-factors", false );
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// print all factors of output translations
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SetBooleanParameter( &m_reportAllFactorsNBest, "report-all-factors-in-n-best", false );
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//input factors
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const vector<string> &inputFactorVector = m_parameter->GetParam("input-factors");
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for(size_t i=0; i<inputFactorVector.size(); i++) {
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m_inputFactorOrder.push_back(Scan<FactorType>(inputFactorVector[i]));
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}
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if(m_inputFactorOrder.empty()) {
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UserMessage::Add(string("no input factor specified in config file"));
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return false;
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}
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//output factors
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const vector<string> &outputFactorVector = m_parameter->GetParam("output-factors");
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for(size_t i=0; i<outputFactorVector.size(); i++) {
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m_outputFactorOrder.push_back(Scan<FactorType>(outputFactorVector[i]));
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}
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if(m_outputFactorOrder.empty()) {
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// default. output factor 0
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m_outputFactorOrder.push_back(0);
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}
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//source word deletion
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SetBooleanParameter( &m_wordDeletionEnabled, "phrase-drop-allowed", false );
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//Disable discarding
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SetBooleanParameter(&m_disableDiscarding, "disable-discarding", false);
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//Print All Derivations
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SetBooleanParameter( &m_printAllDerivations , "print-all-derivations", false );
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// additional output
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if (m_parameter->isParamSpecified("translation-details")) {
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const vector<string> &args = m_parameter->GetParam("translation-details");
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if (args.size() == 1) {
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m_detailedTranslationReportingFilePath = args[0];
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} else {
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UserMessage::Add(string("the translation-details option requires exactly one filename argument"));
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return false;
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}
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}
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if (m_parameter->isParamSpecified("tree-translation-details")) {
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const vector<string> &args = m_parameter->GetParam("tree-translation-details");
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if (args.size() == 1) {
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m_detailedTreeFragmentsTranslationReportingFilePath = args[0];
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} else {
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UserMessage::Add(string("the tree-translation-details option requires exactly one filename argument"));
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return false;
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}
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}
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//DIMw
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if (m_parameter->isParamSpecified("translation-all-details")) {
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const vector<string> &args = m_parameter->GetParam("translation-all-details");
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if (args.size() == 1) {
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m_detailedAllTranslationReportingFilePath = args[0];
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} else {
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UserMessage::Add(string("the translation-all-details option requires exactly one filename argument"));
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return false;
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}
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}
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// reordering constraints
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m_maxDistortion = (m_parameter->GetParam("distortion-limit").size() > 0) ?
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Scan<int>(m_parameter->GetParam("distortion-limit")[0])
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: -1;
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SetBooleanParameter( &m_reorderingConstraint, "monotone-at-punctuation", false );
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// settings for pruning
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m_maxHypoStackSize = (m_parameter->GetParam("stack").size() > 0)
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? Scan<size_t>(m_parameter->GetParam("stack")[0]) : DEFAULT_MAX_HYPOSTACK_SIZE;
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m_minHypoStackDiversity = 0;
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if (m_parameter->GetParam("stack-diversity").size() > 0) {
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if (m_maxDistortion > 15) {
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UserMessage::Add("stack diversity > 0 is not allowed for distortion limits larger than 15");
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return false;
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}
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if (m_inputType == WordLatticeInput) {
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UserMessage::Add("stack diversity > 0 is not allowed for lattice input");
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return false;
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}
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m_minHypoStackDiversity = Scan<size_t>(m_parameter->GetParam("stack-diversity")[0]);
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}
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m_beamWidth = (m_parameter->GetParam("beam-threshold").size() > 0) ?
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TransformScore(Scan<float>(m_parameter->GetParam("beam-threshold")[0]))
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: TransformScore(DEFAULT_BEAM_WIDTH);
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m_earlyDiscardingThreshold = (m_parameter->GetParam("early-discarding-threshold").size() > 0) ?
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TransformScore(Scan<float>(m_parameter->GetParam("early-discarding-threshold")[0]))
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: TransformScore(DEFAULT_EARLY_DISCARDING_THRESHOLD);
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m_translationOptionThreshold = (m_parameter->GetParam("translation-option-threshold").size() > 0) ?
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TransformScore(Scan<float>(m_parameter->GetParam("translation-option-threshold")[0]))
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: TransformScore(DEFAULT_TRANSLATION_OPTION_THRESHOLD);
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m_maxNoTransOptPerCoverage = (m_parameter->GetParam("max-trans-opt-per-coverage").size() > 0)
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? Scan<size_t>(m_parameter->GetParam("max-trans-opt-per-coverage")[0]) : DEFAULT_MAX_TRANS_OPT_SIZE;
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m_maxNoPartTransOpt = (m_parameter->GetParam("max-partial-trans-opt").size() > 0)
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? Scan<size_t>(m_parameter->GetParam("max-partial-trans-opt")[0]) : DEFAULT_MAX_PART_TRANS_OPT_SIZE;
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m_maxPhraseLength = (m_parameter->GetParam("max-phrase-length").size() > 0)
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? Scan<size_t>(m_parameter->GetParam("max-phrase-length")[0]) : DEFAULT_MAX_PHRASE_LENGTH;
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m_cubePruningPopLimit = (m_parameter->GetParam("cube-pruning-pop-limit").size() > 0)
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? Scan<size_t>(m_parameter->GetParam("cube-pruning-pop-limit")[0]) : DEFAULT_CUBE_PRUNING_POP_LIMIT;
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m_cubePruningDiversity = (m_parameter->GetParam("cube-pruning-diversity").size() > 0)
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? Scan<size_t>(m_parameter->GetParam("cube-pruning-diversity")[0]) : DEFAULT_CUBE_PRUNING_DIVERSITY;
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SetBooleanParameter(&m_cubePruningLazyScoring, "cube-pruning-lazy-scoring", false);
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// early distortion cost
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SetBooleanParameter( &m_useEarlyDistortionCost, "early-distortion-cost", false );
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// unknown word processing
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SetBooleanParameter( &m_dropUnknown, "drop-unknown", false );
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SetBooleanParameter( &m_markUnknown, "mark-unknown", false );
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SetBooleanParameter( &m_lmEnableOOVFeature, "lmodel-oov-feature", false);
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// minimum Bayes risk decoding
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SetBooleanParameter( &m_mbr, "minimum-bayes-risk", false );
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m_mbrSize = (m_parameter->GetParam("mbr-size").size() > 0) ?
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Scan<size_t>(m_parameter->GetParam("mbr-size")[0]) : 200;
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m_mbrScale = (m_parameter->GetParam("mbr-scale").size() > 0) ?
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Scan<float>(m_parameter->GetParam("mbr-scale")[0]) : 1.0f;
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//lattice mbr
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SetBooleanParameter( &m_useLatticeMBR, "lminimum-bayes-risk", false );
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if (m_useLatticeMBR && m_mbr) {
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cerr << "Errror: Cannot use both n-best mbr and lattice mbr together" << endl;
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exit(1);
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}
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//mira training
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SetBooleanParameter( &m_mira, "mira", false );
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// lattice MBR
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if (m_useLatticeMBR) m_mbr = true;
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m_lmbrPruning = (m_parameter->GetParam("lmbr-pruning-factor").size() > 0) ?
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Scan<size_t>(m_parameter->GetParam("lmbr-pruning-factor")[0]) : 30;
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m_lmbrThetas = Scan<float>(m_parameter->GetParam("lmbr-thetas"));
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SetBooleanParameter( &m_useLatticeHypSetForLatticeMBR, "lattice-hypo-set", false );
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m_lmbrPrecision = (m_parameter->GetParam("lmbr-p").size() > 0) ?
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Scan<float>(m_parameter->GetParam("lmbr-p")[0]) : 0.8f;
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m_lmbrPRatio = (m_parameter->GetParam("lmbr-r").size() > 0) ?
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Scan<float>(m_parameter->GetParam("lmbr-r")[0]) : 0.6f;
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m_lmbrMapWeight = (m_parameter->GetParam("lmbr-map-weight").size() >0) ?
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Scan<float>(m_parameter->GetParam("lmbr-map-weight")[0]) : 0.0f;
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//consensus decoding
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SetBooleanParameter( &m_useConsensusDecoding, "consensus-decoding", false );
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if (m_useConsensusDecoding && m_mbr) {
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cerr<< "Error: Cannot use consensus decoding together with mbr" << endl;
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exit(1);
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}
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if (m_useConsensusDecoding) m_mbr=true;
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SetBooleanParameter( &m_defaultNonTermOnlyForEmptyRange, "default-non-term-for-empty-range-only", false );
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// Compact phrase table and reordering model
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SetBooleanParameter( &m_minphrMemory, "minphr-memory", false );
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SetBooleanParameter( &m_minlexrMemory, "minlexr-memory", false );
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m_timeout_threshold = (m_parameter->GetParam("time-out").size() > 0) ?
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Scan<size_t>(m_parameter->GetParam("time-out")[0]) : -1;
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m_timeout = (GetTimeoutThreshold() == (size_t)-1) ? false : true;
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|
|
m_lmcache_cleanup_threshold = (m_parameter->GetParam("clean-lm-cache").size() > 0) ?
|
|
Scan<size_t>(m_parameter->GetParam("clean-lm-cache")[0]) : 1;
|
|
|
|
m_threadCount = 1;
|
|
const std::vector<std::string> &threadInfo = m_parameter->GetParam("threads");
|
|
if (!threadInfo.empty()) {
|
|
if (threadInfo[0] == "all") {
|
|
#ifdef WITH_THREADS
|
|
m_threadCount = boost::thread::hardware_concurrency();
|
|
if (!m_threadCount) {
|
|
UserMessage::Add("-threads all specified but Boost doesn't know how many cores there are");
|
|
return false;
|
|
}
|
|
#else
|
|
UserMessage::Add("-threads all specified but moses not built with thread support");
|
|
return false;
|
|
#endif
|
|
} else {
|
|
m_threadCount = Scan<int>(threadInfo[0]);
|
|
if (m_threadCount < 1) {
|
|
UserMessage::Add("Specify at least one thread.");
|
|
return false;
|
|
}
|
|
#ifndef WITH_THREADS
|
|
if (m_threadCount > 1) {
|
|
UserMessage::Add(std::string("Error: Thread count of ") + threadInfo[0] + " but moses not built with thread support");
|
|
return false;
|
|
}
|
|
#endif
|
|
}
|
|
}
|
|
|
|
m_startTranslationId = (m_parameter->GetParam("start-translation-id").size() > 0) ?
|
|
Scan<long>(m_parameter->GetParam("start-translation-id")[0]) : 0;
|
|
|
|
// use of xml in input
|
|
if (m_parameter->GetParam("xml-input").size() == 0) m_xmlInputType = XmlPassThrough;
|
|
else if (m_parameter->GetParam("xml-input")[0]=="exclusive") m_xmlInputType = XmlExclusive;
|
|
else if (m_parameter->GetParam("xml-input")[0]=="inclusive") m_xmlInputType = XmlInclusive;
|
|
else if (m_parameter->GetParam("xml-input")[0]=="constraint") m_xmlInputType = XmlConstraint;
|
|
else if (m_parameter->GetParam("xml-input")[0]=="ignore") m_xmlInputType = XmlIgnore;
|
|
else if (m_parameter->GetParam("xml-input")[0]=="pass-through") m_xmlInputType = XmlPassThrough;
|
|
else {
|
|
UserMessage::Add("invalid xml-input value, must be pass-through, exclusive, inclusive, constraint, or ignore");
|
|
return false;
|
|
}
|
|
|
|
// specify XML tags opening and closing brackets for XML option
|
|
if (m_parameter->GetParam("xml-brackets").size() > 0) {
|
|
std::vector<std::string> brackets = Tokenize(m_parameter->GetParam("xml-brackets")[0]);
|
|
if(brackets.size()!=2) {
|
|
cerr << "invalid xml-brackets value, must specify exactly 2 blank-delimited strings for XML tags opening and closing brackets" << endl;
|
|
exit(1);
|
|
}
|
|
m_xmlBrackets.first= brackets[0];
|
|
m_xmlBrackets.second=brackets[1];
|
|
VERBOSE(1,"XML tags opening and closing brackets for XML input are: "
|
|
<< m_xmlBrackets.first << " and " << m_xmlBrackets.second << endl);
|
|
}
|
|
|
|
if (m_parameter->GetParam("placeholder-factor").size() > 0) {
|
|
m_placeHolderFactor = Scan<FactorType>(m_parameter->GetParam("placeholder-factor")[0]);
|
|
} else {
|
|
m_placeHolderFactor = NOT_FOUND;
|
|
}
|
|
|
|
std::map<std::string, std::string> featureNameOverride = OverrideFeatureNames();
|
|
|
|
// all features
|
|
map<string, int> featureIndexMap;
|
|
|
|
const vector<string> &features = m_parameter->GetParam("feature");
|
|
for (size_t i = 0; i < features.size(); ++i) {
|
|
const string &line = Trim(features[i]);
|
|
VERBOSE(1,"line=" << line << endl);
|
|
if (line.empty())
|
|
continue;
|
|
|
|
vector<string> toks = Tokenize(line);
|
|
|
|
string &feature = toks[0];
|
|
std::map<std::string, std::string>::const_iterator iter = featureNameOverride.find(feature);
|
|
if (iter == featureNameOverride.end()) {
|
|
// feature name not override
|
|
m_registry.Construct(feature, line);
|
|
}
|
|
else {
|
|
// replace feature name with new name
|
|
string newName = iter->second;
|
|
feature = newName;
|
|
string newLine = Join(" ", toks);
|
|
m_registry.Construct(newName, newLine);
|
|
}
|
|
}
|
|
|
|
NoCache();
|
|
OverrideFeatures();
|
|
|
|
if (!m_parameter->isParamSpecified("show-weights")) {
|
|
LoadFeatureFunctions();
|
|
}
|
|
|
|
if (!LoadDecodeGraphs()) return false;
|
|
|
|
|
|
if (!CheckWeights()) {
|
|
return false;
|
|
}
|
|
|
|
//Add any other features here.
|
|
|
|
//Load extra feature weights
|
|
vector<string> extraWeightConfig = m_parameter->GetParam("weight-file");
|
|
if (extraWeightConfig.size()) {
|
|
if (extraWeightConfig.size() != 1) {
|
|
UserMessage::Add("One argument should be supplied for weight-file");
|
|
return false;
|
|
}
|
|
ScoreComponentCollection extraWeights;
|
|
if (!extraWeights.Load(extraWeightConfig[0])) {
|
|
UserMessage::Add("Unable to load weights from " + extraWeightConfig[0]);
|
|
return false;
|
|
}
|
|
m_allWeights.PlusEquals(extraWeights);
|
|
}
|
|
|
|
//Load sparse features from config (overrules weight file)
|
|
LoadSparseWeightsFromConfig();
|
|
|
|
// alternate weight settings
|
|
if (m_parameter->GetParam("alternate-weight-setting").size() > 0) {
|
|
if (!LoadAlternateWeightSettings()) {
|
|
return false;
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
|
|
void StaticData::SetBooleanParameter( bool *parameter, string parameterName, bool defaultValue )
|
|
{
|
|
// default value if nothing is specified
|
|
*parameter = defaultValue;
|
|
if (! m_parameter->isParamSpecified( parameterName ) ) {
|
|
return;
|
|
}
|
|
|
|
// if parameter is just specified as, e.g. "-parameter" set it true
|
|
if (m_parameter->GetParam( parameterName ).size() == 0) {
|
|
*parameter = true;
|
|
}
|
|
|
|
// if paramter is specified "-parameter true" or "-parameter false"
|
|
else if (m_parameter->GetParam( parameterName ).size() == 1) {
|
|
*parameter = Scan<bool>( m_parameter->GetParam( parameterName )[0]);
|
|
}
|
|
}
|
|
|
|
void StaticData::SetWeight(const FeatureFunction* sp, float weight)
|
|
{
|
|
m_allWeights.Resize();
|
|
m_allWeights.Assign(sp,weight);
|
|
}
|
|
|
|
void StaticData::SetWeights(const FeatureFunction* sp, const std::vector<float>& weights)
|
|
{
|
|
m_allWeights.Resize();
|
|
m_allWeights.Assign(sp,weights);
|
|
}
|
|
|
|
void StaticData::LoadNonTerminals()
|
|
{
|
|
string defaultNonTerminals;
|
|
|
|
if (m_parameter->GetParam("non-terminals").size() == 0) {
|
|
defaultNonTerminals = "X";
|
|
} else {
|
|
vector<std::string> tokens = Tokenize(m_parameter->GetParam("non-terminals")[0]);
|
|
defaultNonTerminals = tokens[0];
|
|
}
|
|
|
|
FactorCollection &factorCollection = FactorCollection::Instance();
|
|
|
|
m_inputDefaultNonTerminal.SetIsNonTerminal(true);
|
|
const Factor *sourceFactor = factorCollection.AddFactor(Input, 0, defaultNonTerminals, true);
|
|
m_inputDefaultNonTerminal.SetFactor(0, sourceFactor);
|
|
|
|
m_outputDefaultNonTerminal.SetIsNonTerminal(true);
|
|
const Factor *targetFactor = factorCollection.AddFactor(Output, 0, defaultNonTerminals, true);
|
|
m_outputDefaultNonTerminal.SetFactor(0, targetFactor);
|
|
|
|
// for unknwon words
|
|
if (m_parameter->GetParam("unknown-lhs").size() == 0) {
|
|
UnknownLHSEntry entry(defaultNonTerminals, 0.0f);
|
|
m_unknownLHS.push_back(entry);
|
|
} else {
|
|
const string &filePath = m_parameter->GetParam("unknown-lhs")[0];
|
|
|
|
InputFileStream inStream(filePath);
|
|
string line;
|
|
while(getline(inStream, line)) {
|
|
vector<string> tokens = Tokenize(line);
|
|
UTIL_THROW_IF2(tokens.size() != 2,
|
|
"Incorrect unknown LHS format: " << line);
|
|
UnknownLHSEntry entry(tokens[0], Scan<float>(tokens[1]));
|
|
m_unknownLHS.push_back(entry);
|
|
// const Factor *targetFactor =
|
|
factorCollection.AddFactor(Output, 0, tokens[0], true);
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
void StaticData::LoadChartDecodingParameters()
|
|
{
|
|
LoadNonTerminals();
|
|
|
|
// source label overlap
|
|
if (m_parameter->GetParam("source-label-overlap").size() > 0) {
|
|
m_sourceLabelOverlap = (SourceLabelOverlap) Scan<int>(m_parameter->GetParam("source-label-overlap")[0]);
|
|
} else {
|
|
m_sourceLabelOverlap = SourceLabelOverlapAdd;
|
|
}
|
|
|
|
m_ruleLimit = (m_parameter->GetParam("rule-limit").size() > 0)
|
|
? Scan<size_t>(m_parameter->GetParam("rule-limit")[0]) : DEFAULT_MAX_TRANS_OPT_SIZE;
|
|
}
|
|
|
|
bool StaticData::LoadDecodeGraphs()
|
|
{
|
|
const vector<string> &mappingVector = m_parameter->GetParam("mapping");
|
|
const vector<size_t> &maxChartSpans = Scan<size_t>(m_parameter->GetParam("max-chart-span"));
|
|
const vector<PhraseDictionary*>& pts = PhraseDictionary::GetColl();
|
|
const vector<GenerationDictionary*>& gens = GenerationDictionary::GetColl();
|
|
|
|
const std::vector<FeatureFunction*> *featuresRemaining = &FeatureFunction::GetFeatureFunctions();
|
|
DecodeStep *prev = 0;
|
|
size_t prevDecodeGraphInd = 0;
|
|
|
|
for(size_t i=0; i<mappingVector.size(); i++) {
|
|
vector<string> token = Tokenize(mappingVector[i]);
|
|
size_t decodeGraphInd;
|
|
DecodeType decodeType;
|
|
size_t index;
|
|
if (token.size() == 2) {
|
|
decodeGraphInd = 0;
|
|
decodeType = token[0] == "T" ? Translate : Generate;
|
|
index = Scan<size_t>(token[1]);
|
|
} else if (token.size() == 3) {
|
|
// For specifying multiple translation model
|
|
decodeGraphInd = Scan<size_t>(token[0]);
|
|
//the vectorList index can only increment by one
|
|
UTIL_THROW_IF2(decodeGraphInd != prevDecodeGraphInd && decodeGraphInd != prevDecodeGraphInd + 1,
|
|
"Malformed mapping");
|
|
if (decodeGraphInd > prevDecodeGraphInd) {
|
|
prev = NULL;
|
|
}
|
|
|
|
if (prevDecodeGraphInd < decodeGraphInd) {
|
|
featuresRemaining = &FeatureFunction::GetFeatureFunctions();
|
|
}
|
|
|
|
decodeType = token[1] == "T" ? Translate : Generate;
|
|
index = Scan<size_t>(token[2]);
|
|
} else {
|
|
UTIL_THROW(util::Exception, "Malformed mapping");
|
|
}
|
|
|
|
DecodeStep* decodeStep = NULL;
|
|
switch (decodeType) {
|
|
case Translate:
|
|
if(index>=pts.size()) {
|
|
stringstream strme;
|
|
strme << "No phrase dictionary with index "
|
|
<< index << " available!";
|
|
UTIL_THROW(util::Exception, strme.str());
|
|
}
|
|
decodeStep = new DecodeStepTranslation(pts[index], prev, *featuresRemaining);
|
|
break;
|
|
case Generate:
|
|
if(index>=gens.size()) {
|
|
stringstream strme;
|
|
strme << "No generation dictionary with index "
|
|
<< index << " available!";
|
|
UTIL_THROW(util::Exception, strme.str());
|
|
}
|
|
decodeStep = new DecodeStepGeneration(gens[index], prev, *featuresRemaining);
|
|
break;
|
|
case InsertNullFertilityWord:
|
|
UTIL_THROW(util::Exception, "Please implement NullFertilityInsertion.");
|
|
break;
|
|
}
|
|
|
|
featuresRemaining = &decodeStep->GetFeaturesRemaining();
|
|
|
|
UTIL_THROW_IF2(decodeStep == NULL, "Null decode step");
|
|
if (m_decodeGraphs.size() < decodeGraphInd + 1) {
|
|
DecodeGraph *decodeGraph;
|
|
if (IsChart()) {
|
|
size_t maxChartSpan = (decodeGraphInd < maxChartSpans.size()) ? maxChartSpans[decodeGraphInd] : DEFAULT_MAX_CHART_SPAN;
|
|
VERBOSE(1,"max-chart-span: " << maxChartSpans[decodeGraphInd] << endl);
|
|
decodeGraph = new DecodeGraph(m_decodeGraphs.size(), maxChartSpan);
|
|
} else {
|
|
decodeGraph = new DecodeGraph(m_decodeGraphs.size());
|
|
}
|
|
|
|
m_decodeGraphs.push_back(decodeGraph); // TODO max chart span
|
|
}
|
|
|
|
m_decodeGraphs[decodeGraphInd]->Add(decodeStep);
|
|
prev = decodeStep;
|
|
prevDecodeGraphInd = decodeGraphInd;
|
|
}
|
|
|
|
// set maximum n-gram size for backoff approach to decoding paths
|
|
// default is always use subsequent paths (value = 0)
|
|
// if specified, record maxmimum unseen n-gram size
|
|
const vector<string> &backoffVector = m_parameter->GetParam("decoding-graph-backoff");
|
|
for(size_t i=0; i<m_decodeGraphs.size() && i<backoffVector.size(); i++) {
|
|
DecodeGraph &decodeGraph = *m_decodeGraphs[i];
|
|
|
|
if (i < backoffVector.size()) {
|
|
decodeGraph.SetBackoff(Scan<size_t>(backoffVector[i]));
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
void StaticData::ReLoadParameter()
|
|
{
|
|
UTIL_THROW(util::Exception, "completely redo. Too many hardcoded ff"); // TODO completely redo. Too many hardcoded ff
|
|
/*
|
|
m_verboseLevel = 1;
|
|
if (m_parameter->GetParam("verbose").size() == 1) {
|
|
m_verboseLevel = Scan<size_t>( m_parameter->GetParam("verbose")[0]);
|
|
}
|
|
|
|
// check whether "weight-u" is already set
|
|
if (m_parameter->isParamShortNameSpecified("u")) {
|
|
if (m_parameter->GetParamShortName("u").size() < 1 ) {
|
|
PARAM_VEC w(1,"1.0");
|
|
m_parameter->OverwriteParamShortName("u", w);
|
|
}
|
|
}
|
|
|
|
//loop over all ScoreProducer to update weights
|
|
|
|
std::vector<const ScoreProducer*>::const_iterator iterSP;
|
|
for (iterSP = transSystem.GetFeatureFunctions().begin() ; iterSP != transSystem.GetFeatureFunctions().end() ; ++iterSP) {
|
|
std::string paramShortName = (*iterSP)->GetScoreProducerWeightShortName();
|
|
vector<float> Weights = Scan<float>(m_parameter->GetParamShortName(paramShortName));
|
|
|
|
if (paramShortName == "d") { //basic distortion model takes the first weight
|
|
if ((*iterSP)->GetScoreProducerDescription() == "Distortion") {
|
|
Weights.resize(1); //take only the first element
|
|
} else { //lexicalized reordering model takes the other
|
|
Weights.erase(Weights.begin()); //remove the first element
|
|
}
|
|
// std::cerr << "this is the Distortion Score Producer -> " << (*iterSP)->GetScoreProducerDescription() << std::cerr;
|
|
// std::cerr << "this is the Distortion Score Producer; it has " << (*iterSP)->GetNumScoreComponents() << " weights"<< std::cerr;
|
|
// std::cerr << Weights << std::endl;
|
|
} else if (paramShortName == "tm") {
|
|
continue;
|
|
}
|
|
SetWeights(*iterSP, Weights);
|
|
}
|
|
|
|
// std::cerr << "There are " << m_phraseDictionary.size() << " m_phraseDictionaryfeatures" << std::endl;
|
|
|
|
const vector<float> WeightsTM = Scan<float>(m_parameter->GetParamShortName("tm"));
|
|
// std::cerr << "WeightsTM: " << WeightsTM << std::endl;
|
|
|
|
const vector<float> WeightsLM = Scan<float>(m_parameter->GetParamShortName("lm"));
|
|
// std::cerr << "WeightsLM: " << WeightsLM << std::endl;
|
|
|
|
size_t index_WeightTM = 0;
|
|
for(size_t i=0; i<transSystem.GetPhraseDictionaries().size(); ++i) {
|
|
PhraseDictionaryFeature &phraseDictionaryFeature = *m_phraseDictionary[i];
|
|
|
|
// std::cerr << "phraseDictionaryFeature.GetNumScoreComponents():" << phraseDictionaryFeature.GetNumScoreComponents() << std::endl;
|
|
// std::cerr << "phraseDictionaryFeature.GetNumInputScores():" << phraseDictionaryFeature.GetNumInputScores() << std::endl;
|
|
|
|
vector<float> tmp_weights;
|
|
for(size_t j=0; j<phraseDictionaryFeature.GetNumScoreComponents(); ++j)
|
|
tmp_weights.push_back(WeightsTM[index_WeightTM++]);
|
|
|
|
// std::cerr << tmp_weights << std::endl;
|
|
|
|
SetWeights(&phraseDictionaryFeature, tmp_weights);
|
|
}
|
|
*/
|
|
}
|
|
|
|
void StaticData::ReLoadBleuScoreFeatureParameter(float weight)
|
|
{
|
|
assert(false);
|
|
/*
|
|
//loop over ScoreProducers to update weights of BleuScoreFeature
|
|
|
|
std::vector<const ScoreProducer*>::const_iterator iterSP;
|
|
for (iterSP = transSystem.GetFeatureFunctions().begin() ; iterSP != transSystem.GetFeatureFunctions().end() ; ++iterSP) {
|
|
std::string paramShortName = (*iterSP)->GetScoreProducerWeightShortName();
|
|
if (paramShortName == "bl") {
|
|
SetWeight(*iterSP, weight);
|
|
break;
|
|
}
|
|
}
|
|
*/
|
|
}
|
|
|
|
// ScoreComponentCollection StaticData::GetAllWeightsScoreComponentCollection() const {}
|
|
// in ScoreComponentCollection.h
|
|
|
|
void StaticData::SetExecPath(const std::string &path)
|
|
{
|
|
/*
|
|
namespace fs = boost::filesystem;
|
|
|
|
fs::path full_path( fs::initial_path<fs::path>() );
|
|
|
|
full_path = fs::system_complete( fs::path( path ) );
|
|
|
|
//Without file name
|
|
m_binPath = full_path.parent_path().string();
|
|
*/
|
|
|
|
// NOT TESTED
|
|
size_t pos = path.rfind("/");
|
|
if (pos != string::npos) {
|
|
m_binPath = path.substr(0, pos);
|
|
}
|
|
VERBOSE(1,m_binPath << endl);
|
|
}
|
|
|
|
const string &StaticData::GetBinDirectory() const
|
|
{
|
|
return m_binPath;
|
|
}
|
|
|
|
float StaticData::GetWeightWordPenalty() const
|
|
{
|
|
float weightWP = GetWeight(&WordPenaltyProducer::Instance());
|
|
//VERBOSE(1, "Read weightWP from translation sytem: " << weightWP << std::endl);
|
|
return weightWP;
|
|
}
|
|
|
|
float StaticData::GetWeightUnknownWordPenalty() const
|
|
{
|
|
return GetWeight(&UnknownWordPenaltyProducer::Instance());
|
|
}
|
|
|
|
void StaticData::InitializeForInput(const InputType& source) const
|
|
{
|
|
const std::vector<FeatureFunction*> &producers = FeatureFunction::GetFeatureFunctions();
|
|
for(size_t i=0; i<producers.size(); ++i) {
|
|
FeatureFunction &ff = *producers[i];
|
|
if (! IsFeatureFunctionIgnored(ff)) {
|
|
Timer iTime;
|
|
iTime.start();
|
|
ff.InitializeForInput(source);
|
|
VERBOSE(3,"InitializeForInput( " << ff.GetScoreProducerDescription() << " ) = " << iTime << endl);
|
|
}
|
|
}
|
|
}
|
|
|
|
void StaticData::CleanUpAfterSentenceProcessing(const InputType& source) const
|
|
{
|
|
const std::vector<FeatureFunction*> &producers = FeatureFunction::GetFeatureFunctions();
|
|
for(size_t i=0; i<producers.size(); ++i) {
|
|
FeatureFunction &ff = *producers[i];
|
|
if (! IsFeatureFunctionIgnored(ff)) {
|
|
ff.CleanUpAfterSentenceProcessing(source);
|
|
}
|
|
}
|
|
}
|
|
|
|
void StaticData::LoadFeatureFunctions()
|
|
{
|
|
const std::vector<FeatureFunction*> &ffs
|
|
= FeatureFunction::GetFeatureFunctions();
|
|
std::vector<FeatureFunction*>::const_iterator iter;
|
|
for (iter = ffs.begin(); iter != ffs.end(); ++iter) {
|
|
FeatureFunction *ff = *iter;
|
|
bool doLoad = true;
|
|
|
|
// if (PhraseDictionary *ffCast = dynamic_cast<PhraseDictionary*>(ff)) {
|
|
if (dynamic_cast<PhraseDictionary*>(ff)) {
|
|
doLoad = false;
|
|
}
|
|
|
|
if (doLoad) {
|
|
VERBOSE(1, "Loading " << ff->GetScoreProducerDescription() << endl);
|
|
ff->Load();
|
|
}
|
|
}
|
|
|
|
const std::vector<PhraseDictionary*> &pts = PhraseDictionary::GetColl();
|
|
for (size_t i = 0; i < pts.size(); ++i) {
|
|
PhraseDictionary *pt = pts[i];
|
|
VERBOSE(1, "Loading " << pt->GetScoreProducerDescription() << endl);
|
|
pt->Load();
|
|
}
|
|
|
|
CheckLEGACYPT();
|
|
}
|
|
|
|
bool StaticData::CheckWeights() const
|
|
{
|
|
set<string> weightNames = m_parameter->GetWeightNames();
|
|
set<string> featureNames;
|
|
|
|
const std::vector<FeatureFunction*> &ffs = FeatureFunction::GetFeatureFunctions();
|
|
for (size_t i = 0; i < ffs.size(); ++i) {
|
|
const FeatureFunction &ff = *ffs[i];
|
|
const string &descr = ff.GetScoreProducerDescription();
|
|
featureNames.insert(descr);
|
|
|
|
set<string>::iterator iter = weightNames.find(descr);
|
|
if (iter == weightNames.end()) {
|
|
cerr << "Can't find weights for feature function " << descr << endl;
|
|
} else {
|
|
weightNames.erase(iter);
|
|
}
|
|
}
|
|
|
|
//sparse features
|
|
if (!weightNames.empty()) {
|
|
set<string>::iterator iter;
|
|
for (iter = weightNames.begin(); iter != weightNames.end(); ) {
|
|
string fname = (*iter).substr(0, (*iter).find("_"));
|
|
VERBOSE(1,fname << "\n");
|
|
if (featureNames.find(fname) != featureNames.end()) {
|
|
weightNames.erase(iter++);
|
|
}
|
|
else {
|
|
++iter;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!weightNames.empty()) {
|
|
cerr << "The following weights have no feature function. Maybe incorrectly spelt weights: ";
|
|
set<string>::iterator iter;
|
|
for (iter = weightNames.begin(); iter != weightNames.end(); ++iter) {
|
|
cerr << *iter << ",";
|
|
}
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
|
|
void StaticData::LoadSparseWeightsFromConfig() {
|
|
set<string> featureNames;
|
|
const std::vector<FeatureFunction*> &ffs = FeatureFunction::GetFeatureFunctions();
|
|
for (size_t i = 0; i < ffs.size(); ++i) {
|
|
const FeatureFunction &ff = *ffs[i];
|
|
const string &descr = ff.GetScoreProducerDescription();
|
|
featureNames.insert(descr);
|
|
}
|
|
|
|
std::map<std::string, std::vector<float> > weights = m_parameter->GetAllWeights();
|
|
std::map<std::string, std::vector<float> >::iterator iter;
|
|
for (iter = weights.begin(); iter != weights.end(); ++iter) {
|
|
// this indicates that it is sparse feature
|
|
if (featureNames.find(iter->first) == featureNames.end()) {
|
|
UTIL_THROW_IF2(iter->second.size() != 1, "ERROR: only one weight per sparse feature allowed: " << iter->first);
|
|
m_allWeights.Assign(iter->first, iter->second[0]);
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
|
|
/**! Read in settings for alternative weights */
|
|
bool StaticData::LoadAlternateWeightSettings()
|
|
{
|
|
if (m_threadCount > 1) {
|
|
cerr << "ERROR: alternative weight settings currently not supported with multi-threading.";
|
|
return false;
|
|
}
|
|
|
|
const vector<string> &weightSpecification = m_parameter->GetParam("alternate-weight-setting");
|
|
|
|
// get mapping from feature names to feature functions
|
|
map<string,FeatureFunction*> nameToFF;
|
|
const std::vector<FeatureFunction*> &ffs = FeatureFunction::GetFeatureFunctions();
|
|
for (size_t i = 0; i < ffs.size(); ++i) {
|
|
nameToFF[ ffs[i]->GetScoreProducerDescription() ] = ffs[i];
|
|
}
|
|
|
|
// copy main weight setting as default
|
|
m_weightSetting["default"] = new ScoreComponentCollection( m_allWeights );
|
|
|
|
// go through specification in config file
|
|
string currentId = "";
|
|
bool hasErrors = false;
|
|
for (size_t i=0; i<weightSpecification.size(); ++i) {
|
|
|
|
// identifier line (with optional additional specifications)
|
|
if (weightSpecification[i].find("id=") == 0) {
|
|
vector<string> tokens = Tokenize(weightSpecification[i]);
|
|
vector<string> args = Tokenize(tokens[0], "=");
|
|
currentId = args[1];
|
|
VERBOSE(1,"alternate weight setting " << currentId << endl);
|
|
UTIL_THROW_IF2(m_weightSetting.find(currentId) != m_weightSetting.end(),
|
|
"Duplicate alternate weight id: " << currentId);
|
|
m_weightSetting[ currentId ] = new ScoreComponentCollection;
|
|
|
|
// other specifications
|
|
for(size_t j=1; j<tokens.size(); j++) {
|
|
vector<string> args = Tokenize(tokens[j], "=");
|
|
// sparse weights
|
|
if (args[0] == "weight-file") {
|
|
if (args.size() != 2) {
|
|
UserMessage::Add("One argument should be supplied for weight-file");
|
|
return false;
|
|
}
|
|
ScoreComponentCollection extraWeights;
|
|
if (!extraWeights.Load(args[1])) {
|
|
UserMessage::Add("Unable to load weights from " + args[1]);
|
|
return false;
|
|
}
|
|
m_weightSetting[ currentId ]->PlusEquals(extraWeights);
|
|
}
|
|
// ignore feature functions
|
|
else if (args[0] == "ignore-ff") {
|
|
set< string > *ffNameSet = new set< string >;
|
|
m_weightSettingIgnoreFF[ currentId ] = *ffNameSet;
|
|
vector<string> featureFunctionName = Tokenize(args[1], ",");
|
|
for(size_t k=0; k<featureFunctionName.size(); k++) {
|
|
// check if a valid nane
|
|
map<string,FeatureFunction*>::iterator ffLookUp
|
|
= nameToFF.find(featureFunctionName[k]);
|
|
if (ffLookUp == nameToFF.end()) {
|
|
cerr << "ERROR: alternate weight setting " << currentId
|
|
<< " specifies to ignore feature function " << featureFunctionName[k]
|
|
<< " but there is no such feature function" << endl;
|
|
hasErrors = true;
|
|
} else {
|
|
m_weightSettingIgnoreFF[ currentId ].insert( featureFunctionName[k] );
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
// weight lines
|
|
else {
|
|
UTIL_THROW_IF2(currentId.empty(), "No alternative weights specified");
|
|
vector<string> tokens = Tokenize(weightSpecification[i]);
|
|
UTIL_THROW_IF2(tokens.size() < 2
|
|
, "Incorrect format for alternate weights: " << weightSpecification[i]);
|
|
|
|
// get name and weight values
|
|
string name = tokens[0];
|
|
name = name.substr(0, name.size() - 1); // remove trailing "="
|
|
vector<float> weights(tokens.size() - 1);
|
|
for (size_t i = 1; i < tokens.size(); ++i) {
|
|
float weight = Scan<float>(tokens[i]);
|
|
weights[i - 1] = weight;
|
|
}
|
|
|
|
// check if a valid nane
|
|
map<string,FeatureFunction*>::iterator ffLookUp = nameToFF.find(name);
|
|
if (ffLookUp == nameToFF.end()) {
|
|
cerr << "ERROR: alternate weight setting " << currentId
|
|
<< " specifies weight(s) for " << name
|
|
<< " but there is no such feature function" << endl;
|
|
hasErrors = true;
|
|
} else {
|
|
m_weightSetting[ currentId ]->Assign( nameToFF[name], weights);
|
|
}
|
|
}
|
|
}
|
|
UTIL_THROW_IF2(hasErrors, "Errors loading alternate weights");
|
|
return true;
|
|
}
|
|
|
|
void StaticData::NoCache()
|
|
{
|
|
bool noCache;
|
|
SetBooleanParameter( &noCache, "no-cache", false );
|
|
|
|
if (noCache) {
|
|
const std::vector<PhraseDictionary*> &pts = PhraseDictionary::GetColl();
|
|
for (size_t i = 0; i < pts.size(); ++i) {
|
|
PhraseDictionary &pt = *pts[i];
|
|
pt.SetParameter("cache-size", "0");
|
|
}
|
|
}
|
|
}
|
|
|
|
std::map<std::string, std::string> StaticData::OverrideFeatureNames()
|
|
{
|
|
std::map<std::string, std::string> ret;
|
|
|
|
const PARAM_VEC ¶ms = m_parameter->GetParam("feature-name-overwrite");
|
|
if (params.size()) {
|
|
UTIL_THROW_IF2(params.size() != 1, "Only provide 1 line in the section [feature-name-overwrite]");
|
|
vector<string> toks = Tokenize(params[0]);
|
|
UTIL_THROW_IF2(toks.size() % 2 != 0, "Format of -feature-name-overwrite must be [old-name new-name]*");
|
|
|
|
for (size_t i = 0; i < toks.size(); i += 2) {
|
|
const string &oldName = toks[i];
|
|
const string &newName = toks[i+1];
|
|
ret[oldName] = newName;
|
|
}
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
void StaticData::OverrideFeatures()
|
|
{
|
|
const PARAM_VEC ¶ms = m_parameter->GetParam("feature-overwrite");
|
|
for (size_t i = 0; i < params.size(); ++i) {
|
|
const string &str = params[i];
|
|
vector<string> toks = Tokenize(str);
|
|
UTIL_THROW_IF2(toks.size() <= 1, "Incorrect format for feature override: " << str);
|
|
|
|
FeatureFunction &ff = FeatureFunction::FindFeatureFunction(toks[0]);
|
|
|
|
for (size_t j = 1; j < toks.size(); ++j) {
|
|
const string &keyValStr = toks[j];
|
|
vector<string> keyVal = Tokenize(keyValStr, "=");
|
|
UTIL_THROW_IF2(keyVal.size() != 2, "Incorrect format for parameter override: " << keyValStr);
|
|
|
|
VERBOSE(1, "Override " << ff.GetScoreProducerDescription() << " "
|
|
<< keyVal[0] << "=" << keyVal[1] << endl);
|
|
|
|
ff.SetParameter(keyVal[0], keyVal[1]);
|
|
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
void StaticData::CheckLEGACYPT()
|
|
{
|
|
const std::vector<PhraseDictionary*> &pts = PhraseDictionary::GetColl();
|
|
for (size_t i = 0; i < pts.size(); ++i) {
|
|
const PhraseDictionary *phraseDictionary = pts[i];
|
|
if (dynamic_cast<const PhraseDictionaryTreeAdaptor*>(phraseDictionary) != NULL) {
|
|
m_useLegacyPT = true;
|
|
return;
|
|
}
|
|
}
|
|
|
|
m_useLegacyPT = false;
|
|
}
|
|
|
|
|
|
void StaticData::ResetWeights(const std::string &denseWeights, const std::string &sparseFile)
|
|
{
|
|
m_allWeights = ScoreComponentCollection();
|
|
|
|
// dense weights
|
|
string name("");
|
|
vector<float> weights;
|
|
vector<string> toks = Tokenize(denseWeights);
|
|
for (size_t i = 0; i < toks.size(); ++i) {
|
|
const string &tok = toks[i];
|
|
|
|
if (tok.substr(tok.size() - 1, 1) == "=") {
|
|
// start of new feature
|
|
|
|
if (name != "") {
|
|
// save previous ff
|
|
const FeatureFunction &ff = FeatureFunction::FindFeatureFunction(name);
|
|
m_allWeights.Assign(&ff, weights);
|
|
weights.clear();
|
|
}
|
|
|
|
name = tok.substr(0, tok.size() - 1);
|
|
} else {
|
|
// a weight for curr ff
|
|
float weight = Scan<float>(toks[i]);
|
|
weights.push_back(weight);
|
|
}
|
|
}
|
|
|
|
const FeatureFunction &ff = FeatureFunction::FindFeatureFunction(name);
|
|
m_allWeights.Assign(&ff, weights);
|
|
|
|
// sparse weights
|
|
InputFileStream sparseStrme(sparseFile);
|
|
string line;
|
|
while (getline(sparseStrme, line)) {
|
|
vector<string> toks = Tokenize(line);
|
|
UTIL_THROW_IF2(toks.size() != 2, "Incorrect sparse weight format. Should be FFName_spareseName weight");
|
|
|
|
vector<string> names = Tokenize(toks[0], "_");
|
|
UTIL_THROW_IF2(names.size() != 2, "Incorrect sparse weight name. Should be FFName_spareseName");
|
|
|
|
const FeatureFunction &ff = FeatureFunction::FindFeatureFunction(names[0]);
|
|
m_allWeights.Assign(&ff, names[1], Scan<float>(toks[1]));
|
|
}
|
|
}
|
|
|
|
} // namespace
|
|
|