xml constraint

Jamroot

@@ -122,12 +122,12 @@ project : requirements
   ;
 
 #Add directories here if you want their incidental targets too (i.e. tests).
-build-projects lm util phrase-extract search moses moses/LM mert moses-cmd moses-chart-cmd mira scripts regression-testing  ;
+build-projects lm util phrase-extract search moses moses/LM mert moses-cmd socket-moses-cmd moses-chart-cmd mira scripts regression-testing  ;
 
-alias programs : lm//programs moses-chart-cmd//moses_chart moses-cmd//programs OnDiskPt//CreateOnDiskPt OnDiskPt//queryOnDiskPt mert//programs misc//programs symal phrase-extract phrase-extract//lexical-reordering phrase-extract//extract-ghkm phrase-extract//pcfg-extract phrase-extract//pcfg-score biconcor mira//mira contrib/server//mosesserver  ;
+alias programs : lm//programs moses-chart-cmd//moses_chart moses-cmd//programs socket-moses-cmd//programs OnDiskPt//CreateOnDiskPt OnDiskPt//queryOnDiskPt mert//programs misc//programs symal phrase-extract phrase-extract//lexical-reordering phrase-extract//extract-ghkm phrase-extract//pcfg-extract phrase-extract//pcfg-score biconcor mira//mira contrib/server//mosesserver  ;
 
 install-bin-libs programs ;
-install-headers headers-base : [ path.glob-tree biconcor contrib lm mert misc moses-chart-cmd moses-cmd OnDiskPt phrase-extract symal util : *.hh *.h ] : . ;
+install-headers headers-base : [ path.glob-tree biconcor contrib lm mert misc moses-chart-cmd moses-cmd socket-moses-cmd OnDiskPt phrase-extract symal util : *.hh *.h ] : . ;
 install-headers headers-moses : moses//headers-to-install : moses ;
 
 alias install : prefix-bin prefix-lib headers-base headers-moses ;

moses/Parameter.cpp

@@ -77,7 +77,7 @@ Parameter::Parameter()
   AddParam("distortion-file", "source factors (0 if table independent of source), target factors, location of the factorized/lexicalized reordering tables");
   AddParam("distortion", "configurations for each factorized/lexicalized reordering model.");
   AddParam("early-distortion-cost", "edc", "include estimate of distortion cost yet to be incurred in the score [Moore & Quirk 2007]. Default is no");
-  AddParam("xml-input", "xi", "allows markup of input with desired translations and probabilities. values can be 'pass-through' (default), 'inclusive', 'exclusive', 'ignore'");
+  AddParam("xml-input", "xi", "allows markup of input with desired translations and probabilities. values can be 'pass-through' (default), 'inclusive', 'exclusive', 'constraint', 'ignore'");
   AddParam("xml-brackets", "xb", "specify strings to be used as xml tags opening and closing, e.g. \"{{ }}\" (default \"< >\"). Avoid square brackets because of configuration file format. Valid only with text input mode" );
   AddParam("minimum-bayes-risk", "mbr", "use miminum Bayes risk to determine best translation");
   AddParam("lminimum-bayes-risk", "lmbr", "use lattice miminum Bayes risk to determine best translation");

moses/StaticData.cpp

@@ -487,10 +487,11 @@ bool StaticData::LoadData(Parameter *parameter)
   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, or ignore");
+    UserMessage::Add("invalid xml-input value, must be pass-through, exclusive, inclusive, constraint, or ignore");
     return false;
   }
 

moses/TranslationOptionCollection.cpp

@@ -569,7 +569,6 @@ void TranslationOptionCollection::Sort()
  * called by CreateTranslationOptionsForRange()
  * \param startPos first position in input sentence
  * \param lastPos last position in input sentence
- * \param adhereTableLimit whether phrase & generation table limits are adhered to
  */
 bool TranslationOptionCollection::HasXmlOptionsOverlappingRange(size_t, size_t) const
 {
@@ -577,6 +576,18 @@ bool TranslationOptionCollection::HasXmlOptionsOverlappingRange(size_t, size_t)
   //not implemented for base class
 }
 
+/** Check if an option conflicts with any constraint XML options. Okay, if XML option is substring in source and target.
+ * by default, we don't support XML options. subclasses need to override this function.
+ * called by CreateTranslationOptionsForRange()
+ * \param startPos first position in input sentence
+ * \param lastPos last position in input sentence
+ */
+bool TranslationOptionCollection::ViolatesXmlOptionsConstraint(size_t, size_t, TranslationOption *) const
+{
+  return false;
+  //not implemented for base class
+}
+
 /** Populates the current Collection with XML options exactly covering the range specified. Default implementation does nothing.
  * called by CreateTranslationOptionsForRange()
  * \param startPos first position in input sentence
@@ -588,9 +599,7 @@ void TranslationOptionCollection::CreateXmlOptionsForRange(size_t, size_t)
 };
 
 
-
-
-/** add translation option to the list
+/** Add translation option to the list
  * \param translationOption translation option to be added */
 void TranslationOptionCollection::Add(TranslationOption *translationOption)
 {

moses/TranslationOptionCollection.h

@@ -140,6 +140,9 @@ public:
   //!Check if this range has XML options
   virtual bool HasXmlOptionsOverlappingRange(size_t startPosition, size_t endPosition) const;
 
+  //! Check if a subsumed XML option constraint is satisfied
+  virtual bool ViolatesXmlOptionsConstraint(size_t startPosition, size_t endPosition, TranslationOption *transOpt) const;
+
   //! Create xml-based translation options for the specific input span
   virtual void CreateXmlOptionsForRange(size_t startPosition, size_t endPosition);
 

moses/TranslationOptionCollectionText.cpp

@@ -79,6 +79,51 @@ bool TranslationOptionCollectionText::HasXmlOptionsOverlappingRange(size_t start
   return source.XmlOverlap(startPosition,endPosition);
 }
 
+/**
+ * Check if the given translation option violates a specified xml Option
+ */
+bool TranslationOptionCollectionText::ViolatesXmlOptionsConstraint(size_t startPosition, size_t endPosition, TranslationOption *transOpt) const
+{
+  // skip if there is no overlap
+  Sentence const& source=dynamic_cast<Sentence const&>(m_source);
+  if (!source.XmlOverlap(startPosition,endPosition)) {
+    return false;
+  }
+  // check for all sub spans
+  for(size_t start=startPosition; start<=endPosition; start++) {
+    for(size_t end=start; end<=endPosition; end++) {
+      // get list of xml options for the subspan
+      vector <TranslationOption*> xmlOptions;
+      source.GetXmlTranslationOptions(xmlOptions,start,end);
+      if (xmlOptions.size() > 0) {
+        // check if any xml option matches
+        for(size_t i=0; i<xmlOptions.size(); i++) {
+          const TargetPhrase &phrase = transOpt->GetTargetPhrase();
+          const TargetPhrase &xmlPhrase = xmlOptions[i]->GetTargetPhrase();
+          // check this xml option (if shorter)
+          if (phrase.GetSize() >= xmlPhrase.GetSize()) {
+            // match may start in middle of phrase
+            for(size_t offset=0; offset <= phrase.GetSize()-xmlPhrase.GetSize(); offset++) {
+              bool match = true;
+              // match every word (only surface factor)
+              for(size_t wordPos=0; match && wordPos < xmlPhrase.GetSize(); wordPos++) {
+                if (phrase.GetFactor( wordPos+offset,0 )->Compare(*(xmlPhrase.GetFactor( wordPos,0 )))) {
+                  match = false;
+                }
+              }
+              if (match) {
+		return false; // no violation if matching xml option found
+              }
+            }
+          }
+        }
+	return true; // there were xml options for this range, but none matched
+      } 
+    }
+  }
+  return false;
+}
+
 /**
  * Create xml-based translation options for the specific input span
  */
@@ -140,5 +185,3 @@ void TranslationOptionCollectionText::CreateTranslationOptionsForRange(
 
 }
 
-
-

moses/TranslationOptionCollectionText.h

@@ -51,7 +51,7 @@ public:
   TranslationOptionCollectionText(Sentence const& input, size_t maxNoTransOptPerCoverage, float translationOptionThreshold);
 
   bool HasXmlOptionsOverlappingRange(size_t startPosition, size_t endPosition) const;
-
+  bool ViolatesXmlOptionsConstraint(size_t startPosition, size_t endPosition, TranslationOption *transOpt) const;
   void CreateXmlOptionsForRange(size_t startPosition, size_t endPosition);
 
   void CreateTranslationOptions();

moses/TypeDef.h

@@ -134,10 +134,11 @@ enum InputTypeEnum {
 };
 
 enum XmlInputType {
-  XmlPassThrough	= 0,
-  XmlIgnore				= 1,
-  XmlExclusive		= 2,
-  XmlInclusive		= 3
+  XmlPassThrough = 0,
+  XmlIgnore      = 1,
+  XmlExclusive   = 2,
+  XmlInclusive   = 3,
+  XmlConstraint	 = 4
 };
 
 enum DictionaryFind {

scripts/ems/experiment.meta

@@ -515,8 +515,8 @@ build-osm
 	in: corpus word-alignment
 	out: osm-model
 	ignore-unless: operation-sequence-model
-	rerun-on-change: operation-sequence-model training-options script giza-settings 
-	template: $moses-script-dir/OSM/OSM-Train.sh IN0.$output-extension IN0.$input-extension IN1.$alignment-symmetrization-method $operation-sequence-model-order OUT $moses-src-dir $srilm-dir
+	rerun-on-change: operation-sequence-model training-options script giza-settings operation-sequence-model-settings
+	template: $moses-script-dir/OSM/OSM-Train.perl --corpus-f IN0.$input-extension --corpus-e IN0.$output-extension --alignment IN1.$alignment-symmetrization-method --order $operation-sequence-model-order --out-dir OUT --moses-src-dir $moses-src-dir --srilm-dir $srilm-dir $operation-sequence-model-settings
 	default-name: model/OSM
 extract-phrases
 	in: corpus-mml-postfilter=OR=word-alignment scored-corpus