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preparing extraction of Hiero soft syntactic preferences (target syntax)

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This commit is contained in:
Matthias Huck 2016-01-11 20:04:32 +00:00
parent 4825b9e08a
commit 885b8b33a1
2 changed files with 29 additions and 14 deletions
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41
phrase-extract/extract-rules-main.cpp
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@ -697,14 +697,13 @@ void ExtractTask::saveTargetSyntacticPreference( const HoleCollection &holeColl,
const Hole &hole = *iterHoleList;
int labelI = labelIndex[ 2+holeCount ];
string targetLabel = "X";
int startT = hole.GetStart(1);
int endT = hole.GetEnd(1);
if (m_sentence.targetTree.HasNode(startT,endT)) {
rule.targetSyntacticPreference += m_sentence.targetTree.GetNodes(startT,endT)[labelI]->label;
rule.targetSyntacticPreference += " ";
} else {
rule.targetSyntacticPreference += "X ";
rule.targetSyntacticPreference += "XRHS ";
}
++holeCount;
}
@ -815,7 +814,7 @@ void ExtractTask::saveHieroPhrase( int startT, int endT, int startS, int endS
rule.targetSyntacticPreference += " ";
rule.targetSyntacticPreference += m_sentence.targetTree.GetNodes(startT,endT)[labelIndex[0] ]->label;
} else {
rule.targetSyntacticPreference += " X";
rule.targetSyntacticPreference += " XLHS";
}
}
@ -1098,7 +1097,7 @@ void ExtractTask::addRule( int startT, int endT, int startS, int endS, int count
if (m_sentence.targetTree.HasNode(startT,endT)) {
rule.targetSyntacticPreference += m_sentence.targetTree.GetNodes(startT,endT)[0]->label;
} else {
rule.targetSyntacticPreference += "X";
rule.targetSyntacticPreference += "XLHS";
}
}
@ -1233,14 +1232,30 @@ void writeGlueGrammar( const string & fileName, RuleExtractionOptions &options,
{
ofstream grammarFile;
grammarFile.open(fileName.c_str());
std::string glueRulesPhraseProperty = "";
if (options.phraseOrientation) {
glueRulesPhraseProperty.append(" ||| ||| {{Orientation 1 1 0.5 0.5 1 1 0.5 0.5}}");
glueRulesPhraseProperty.append(" {{Orientation 1 1 0.5 0.5 1 1 0.5 0.5}}");
}
const size_t targetSyntacticPreferencesLabelGlueTop = 0;
const size_t targetSyntacticPreferencesLabelGlueX = 1;
if (!options.targetSyntax || options.targetSyntacticPreferences) {
grammarFile << "<s> [X] ||| <s> [S] ||| 1 ||| 0-0 ||| 0" << glueRulesPhraseProperty << endl
<< "[X][S] </s> [X] ||| [X][S] </s> [S] ||| 1 ||| 0-0 1-1 ||| 0" << glueRulesPhraseProperty << endl
<< "[X][S] [X][X] [X] ||| [X][S] [X][X] [S] ||| 2.718 ||| 0-0 1-1 ||| 0" << glueRulesPhraseProperty << endl;
grammarFile << "<s> [X] ||| <s> [S] ||| 1 ||| 0-0 ||| 0 ||| |||" << glueRulesPhraseProperty;
if (options.targetSyntacticPreferences) {
grammarFile << " {{TargetPreferences 1 1 " << targetSyntacticPreferencesLabelGlueTop << " 1}}";
}
grammarFile << std::endl;
grammarFile << "[X][S] </s> [X] ||| [X][S] </s> [S] ||| 1 ||| 0-0 1-1 ||| 0 ||| |||" << glueRulesPhraseProperty;
if (options.targetSyntacticPreferences) {
grammarFile << " {{TargetPreferences 2 1 " << targetSyntacticPreferencesLabelGlueTop << " 1 1 " << targetSyntacticPreferencesLabelGlueTop << " 1}}";
}
grammarFile << std::endl;
grammarFile << "[X][S] [X][X] [X] ||| [X][S] [X][X] [S] ||| 2.718 ||| 0-0 1-1 ||| 0 ||| |||" << glueRulesPhraseProperty;
if (options.targetSyntacticPreferences) {
grammarFile << " {{TargetPreferences 3 1 " << targetSyntacticPreferencesLabelGlueTop << " " << targetSyntacticPreferencesLabelGlueX << " 1 1 " << targetSyntacticPreferencesLabelGlueTop << " 1}}";
}
grammarFile << std::endl;
} else {
// choose a top label that is not already a label
string topLabel = "QQQQQQ";
@ -1251,21 +1266,21 @@ void writeGlueGrammar( const string & fileName, RuleExtractionOptions &options,
}
}
// basic rules
grammarFile << "<s> [X] ||| <s> [" << topLabel << "] ||| 1 ||| 0-0" << endl
<< "[X][" << topLabel << "] </s> [X] ||| [X][" << topLabel << "] </s> [" << topLabel << "] ||| 1 ||| 0-0 1-1" << endl;
grammarFile << "<s> [X] ||| <s> [" << topLabel << "] ||| 1 ||| 0-0" << std::endl
<< "[X][" << topLabel << "] </s> [X] ||| [X][" << topLabel << "] </s> [" << topLabel << "] ||| 1 ||| 0-0 1-1" << std::endl;
// top rules
for( map<string,int>::const_iterator i = targetTopLabelCollection.begin();
i != targetTopLabelCollection.end(); i++ ) {
grammarFile << "<s> [X][" << i->first << "] </s> [X] ||| <s> [X][" << i->first << "] </s> [" << topLabel << "] ||| 1 ||| 0-0 1-1 2-2" << endl;
grammarFile << "<s> [X][" << i->first << "] </s> [X] ||| <s> [X][" << i->first << "] </s> [" << topLabel << "] ||| 1 ||| 0-0 1-1 2-2" << std::endl;
}
// glue rules
for( set<string>::const_iterator i = targetLabelCollection.begin();
i != targetLabelCollection.end(); i++ ) {
grammarFile << "[X][" << topLabel << "] [X][" << *i << "] [X] ||| [X][" << topLabel << "] [X][" << *i << "] [" << topLabel << "] ||| 2.718 ||| 0-0 1-1" << endl;
grammarFile << "[X][" << topLabel << "] [X][" << *i << "] [X] ||| [X][" << topLabel << "] [X][" << *i << "] [" << topLabel << "] ||| 2.718 ||| 0-0 1-1" << std::endl;
}
grammarFile << "[X][" << topLabel << "] [X][X] [X] ||| [X][" << topLabel << "] [X][X] [" << topLabel << "] ||| 2.718 ||| 0-0 1-1 " << endl; // glue rule for unknown word...
grammarFile << "[X][" << topLabel << "] [X][X] [X] ||| [X][" << topLabel << "] [X][X] [" << topLabel << "] ||| 2.718 ||| 0-0 1-1 " << std::endl; // glue rule for unknown word...
}
grammarFile.close();
}

2
scripts/generic/score-parallel.perl
View File

@ -314,7 +314,7 @@ if (!$inverse && defined($partsOfSpeechFile))
# merge target syntactic preferences labels files
if (!$inverse && defined($targetSyntacticPreferencesLabelsFile))
{
my $cmd = "(echo \"GlueTop 0\"; echo \"GlueX 1\"; echo \"SSTART 2\"; echo \"SEND 3\"; cat $TMPDIR/phrase-table.half.*.gz.syntaxLabels.tgtpref | LC_ALL=C sort | uniq | perl -pe \"s/\$/ \@{[\$.+3]}/\") > $targetSyntacticPreferencesLabelsFile";
my $cmd = "(echo \"GlueTop 0\"; echo \"GlueX 1\"; cat $TMPDIR/phrase-table.half.*.gz.syntaxLabels.tgtpref | LC_ALL=C sort | uniq | perl -pe \"s/\$/ \@{[\$.+3]}/\") > $targetSyntacticPreferencesLabelsFile";
print STDERR "Merging target syntactic preferences labels files: $cmd \n";
`$cmd`;
}