From 86ee3e15a441aec72eaebdd0389fa925da2316c7 Mon Sep 17 00:00:00 2001
From: Matthias Huck <huck@i6.informatik.rwth-aachen.de>
Date: Wed, 29 Jan 2014 18:37:42 +0000
Subject: new version of the `score` tool which is now capable of dealing with
 additional properties in an appropriate manner

---
 phrase-extract/InternalStructFeature.cpp | 78 ++++++++++++--------------------
 1 file changed, 29 insertions(+), 49 deletions(-)

(limited to 'phrase-extract/InternalStructFeature.cpp')

diff --git a/phrase-extract/InternalStructFeature.cpp b/phrase-extract/InternalStructFeature.cpp
index e0e9fd3e2..3757b0e43 100644
--- a/phrase-extract/InternalStructFeature.cpp
+++ b/phrase-extract/InternalStructFeature.cpp
@@ -1,50 +1,30 @@
 #include "InternalStructFeature.h"
+#include <map>
 
 using namespace std;
 
 namespace MosesTraining
 {
 
-InternalStructFeature::InternalStructFeature()
-	:m_type(0){
-	//cout<<"InternalStructFeature: Construct "<<m_type<<"\n";
-}
-
-bool InternalStructFeature::equals(const PhraseAlignment& lhs, const PhraseAlignment& rhs) const{
-	//cout<<"InternalStructFeature: Equals\n";
-	//don't know what it's used for and what we should compare
-	//-> if the dense score is the same
-	//-> if the sparse feature is set
-	// compare phrases? with the internalStrucutre string?
-	/** Return true if the two phrase pairs are equal from the point of this feature. Assume
-	      that they already compare true according to PhraseAlignment.equals()
-	   **/
-
-/*	if(lhs.ghkmParse==rhs.ghkmParse)
-		return true;
-	else
-		return false;
-*/
-	//return true;
-}
-
 void InternalStructFeature::add(const ScoreFeatureContext& context,
-	                   std::vector<float>& denseValues,
-	                   std::map<std::string,float>& sparseValues) const{
-	for(size_t i=0; i<context.phrasePair.size(); i++) {
-		add(&context.phrasePair[i]->treeFragment, denseValues, sparseValues);
-	}
-
+                                std::vector<float>& denseValues,
+                                std::map<std::string,float>& sparseValues) const {
+  const std::map<std::string,float> *allTrees = context.phrasePair.GetProperty("Tree"); // our would we rather want to take the most frequent one only?
+  for ( std::map<std::string,float>::const_iterator iter=allTrees->begin();
+        iter!=allTrees->end(); ++iter ) {
+    add(&(iter->first), iter->second, denseValues, sparseValues);
+  }
 }
 
-void InternalStructFeatureDense::add(std::string *internalStruct,
-	                   std::vector<float>& denseValues,
-	                   std::map<std::string,float>& sparseValues) const{
+void InternalStructFeatureDense::add(const std::string *treeFragment,
+                                     float count,
+                                     std::vector<float>& denseValues,
+                                     std::map<std::string,float>& sparseValues) const {
 	//cout<<"Dense: "<<*internalStruct<<endl;
 	size_t start=0;
 	int countNP=0;
-	while((start = internalStruct->find("NP", start)) != string::npos) {
-		countNP++;
+	while((start = treeFragment->find("NP", start)) != string::npos) {
+		countNP += count;
 		start+=2; //length of "NP"
 	}
 	//should add e^countNP so in the decoder I get log(e^countNP)=countNP -> but is log or ln?
@@ -53,21 +33,21 @@ void InternalStructFeatureDense::add(std::string *internalStruct,
 
 }
 
-void InternalStructFeatureSparse::add(std::string *internalStruct,
-	                   std::vector<float>& denseValues,
-	                   std::map<std::string,float>& sparseValues) const{
-	//cout<<"Sparse: "<<*internalStruct<<endl;
-	if(internalStruct->find("VBZ")!=std::string::npos)
-		sparseValues["NTVBZ"] = 1;
-	if(internalStruct->find("VBD")!=std::string::npos)
-			sparseValues["NTVBD"] = 1;
-	if(internalStruct->find("VBP")!=std::string::npos)
-				sparseValues["NTVBP"] = 1;
-	if(internalStruct->find("PP")!=std::string::npos)
-				sparseValues["NTPP"] = 1;
-	if(internalStruct->find("SBAR")!=std::string::npos)
-				sparseValues["NTSBAR"] = 1;
-
+void InternalStructFeatureSparse::add(const std::string *treeFragment,
+                                      float count,
+                                      std::vector<float>& denseValues,
+                                      std::map<std::string,float>& sparseValues) const {
+  //cout<<"Sparse: "<<*internalStruct<<endl;
+  if(treeFragment->find("VBZ")!=std::string::npos)
+    sparseValues["NTVBZ"] += count;
+  if(treeFragment->find("VBD")!=std::string::npos)
+    sparseValues["NTVBD"] += count;
+  if(treeFragment->find("VBP")!=std::string::npos)
+    sparseValues["NTVBP"] += count;
+  if(treeFragment->find("PP")!=std::string::npos)
+    sparseValues["NTPP"] += count;
+  if(treeFragment->find("SBAR")!=std::string::npos)
+    sparseValues["NTSBAR"] += count;
 }
 
 
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