moses-smt/mosesdecoder
1
1
Fork 0
mirror of https://github.com/moses-smt/mosesdecoder.git synced 2024-08-16 23:10:31 +03:00
Code Issues Packages Projects Releases Wiki Activity

PhraseOrientationFeature configuration parameters

Browse Source
This commit is contained in:
Matthias Huck 2016-01-07 21:52:22 +00:00
parent 97e786de12
commit 8750c71ef4
2 changed files with 18 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

29
moses/FF/PhraseOrientationFeature.cpp
View File

@ -83,7 +83,8 @@ const std::string PhraseOrientationFeature::DORIENT("D");
PhraseOrientationFeature::PhraseOrientationFeature(const std::string &line)
: StatefulFeatureFunction(6, line)
, m_glueLabelStr("Q")
, m_ignoreBoundary(false)
, m_noScoreBoundary(false)
, m_monotoneScoreBoundary(false)
, m_distinguishStates(false)
, m_lookaheadScore(false)
, m_heuristicScoreUseWeights(false)
@ -105,8 +106,10 @@ void PhraseOrientationFeature::SetParameter(const std::string& key, const std::s
{
if (key == "glue-label") {
m_glueLabelStr = value;
} else if (key == "ignore-boundary") {
m_ignoreBoundary = Scan<bool>(value);
} else if (key == "no-score-boundary") {
m_noScoreBoundary = Scan<bool>(value);
} else if (key == "monotone-score-boundary") {
m_monotoneScoreBoundary = Scan<bool>(value);
} else if (key == "distinguish-states") {
m_distinguishStates = Scan<bool>(value);
} else if (key == "lookahead-score") {
@ -392,9 +395,9 @@ FFState* PhraseOrientationFeature::EvaluateWhenApplied(
}
}
if ( (nNT == 0) && reoClassData->firstNonTerminalIsBoundary ) {
if ( (nNT == 0) && reoClassData->firstNonTerminalIsBoundary && !m_monotoneScoreBoundary ) {
if (!m_ignoreBoundary) {
if (!m_noScoreBoundary) {
// delay left-to-right scoring
FEATUREVERBOSE(3, "Delaying left-to-right scoring" << std::endl);
@ -432,7 +435,7 @@ FFState* PhraseOrientationFeature::EvaluateWhenApplied(
newScores[0] += TransformScore(orientationPhraseProperty->GetLeftToRightProbabilityMono());
if (!m_ignoreBoundary) {
if (!m_noScoreBoundary && !m_monotoneScoreBoundary) {
// if sub-derivation has left-boundary non-terminal:
// add recursive actual score of boundary non-terminal from subderivation
LeftBoundaryL2RScoreRecursive(featureID, prevState, 0x1, newScores, accumulator);
@ -442,7 +445,7 @@ FFState* PhraseOrientationFeature::EvaluateWhenApplied(
newScores[1] += TransformScore(orientationPhraseProperty->GetLeftToRightProbabilitySwap());
if (!m_ignoreBoundary) {
if (!m_noScoreBoundary && !m_monotoneScoreBoundary) {
// if sub-derivation has left-boundary non-terminal:
// add recursive actual score of boundary non-terminal from subderivation
LeftBoundaryL2RScoreRecursive(featureID, prevState, 0x2, newScores, accumulator);
@ -454,7 +457,7 @@ FFState* PhraseOrientationFeature::EvaluateWhenApplied(
newScores[2] += TransformScore(orientationPhraseProperty->GetLeftToRightProbabilityDiscontinuous());
if (!m_ignoreBoundary) {
if (!m_noScoreBoundary && !m_monotoneScoreBoundary) {
// if sub-derivation has left-boundary non-terminal:
// add recursive actual score of boundary non-terminal from subderivation
LeftBoundaryL2RScoreRecursive(featureID, prevState, 0x4, newScores, accumulator);
@ -506,9 +509,9 @@ FFState* PhraseOrientationFeature::EvaluateWhenApplied(
}
}
if ( (nNT == currTarPhr.GetAlignNonTerm().GetSize()-1) && reoClassData->lastNonTerminalIsBoundary ) {
if ( (nNT == currTarPhr.GetAlignNonTerm().GetSize()-1) && reoClassData->lastNonTerminalIsBoundary && !m_monotoneScoreBoundary ) {
if (!m_ignoreBoundary) {
if (!m_noScoreBoundary) {
// delay right-to-left scoring
FEATUREVERBOSE(3, "Delaying right-to-left scoring" << std::endl);
@ -546,7 +549,7 @@ FFState* PhraseOrientationFeature::EvaluateWhenApplied(
newScores[m_offsetR2LScores+0] += TransformScore(orientationPhraseProperty->GetRightToLeftProbabilityMono());
if (!m_ignoreBoundary) {
if (!m_noScoreBoundary && !m_monotoneScoreBoundary) {
// if sub-derivation has right-boundary non-terminal:
// add recursive actual score of boundary non-terminal from subderivation
RightBoundaryR2LScoreRecursive(featureID, prevState, 0x1, newScores, accumulator);
@ -556,7 +559,7 @@ FFState* PhraseOrientationFeature::EvaluateWhenApplied(
newScores[m_offsetR2LScores+1] += TransformScore(orientationPhraseProperty->GetRightToLeftProbabilitySwap());
if (!m_ignoreBoundary) {
if (!m_noScoreBoundary && !m_monotoneScoreBoundary) {
// if sub-derivation has right-boundary non-terminal:
// add recursive actual score of boundary non-terminal from subderivation
RightBoundaryR2LScoreRecursive(featureID, prevState, 0x2, newScores, accumulator);
@ -568,7 +571,7 @@ FFState* PhraseOrientationFeature::EvaluateWhenApplied(
newScores[m_offsetR2LScores+2] += TransformScore(orientationPhraseProperty->GetRightToLeftProbabilityDiscontinuous());
if (!m_ignoreBoundary) {
if (!m_noScoreBoundary && !m_monotoneScoreBoundary) {
// if sub-derivation has right-boundary non-terminal:
// add recursive actual score of boundary non-terminal from subderivation
RightBoundaryR2LScoreRecursive(featureID, prevState, 0x4, newScores, accumulator);

3
moses/FF/PhraseOrientationFeature.h
View File

@ -408,7 +408,8 @@ protected:
std::string m_glueLabelStr;
const Factor* m_glueLabel;
bool m_ignoreBoundary;
bool m_noScoreBoundary;
bool m_monotoneScoreBoundary;
bool m_distinguishStates;
bool m_lookaheadScore;
bool m_heuristicScoreUseWeights;