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authordesaicwtf <desaicwtf@ec762483-ff6d-05da-a07a-a48fb63a330f>2010-07-12 17:22:03 +0000
committerdesaicwtf <desaicwtf@ec762483-ff6d-05da-a07a-a48fb63a330f>2010-07-12 17:22:03 +0000
commitaaa0ad1ad9580d5eeb4fb790a937607d0ceefc4b (patch)
tree1e52b97f9d35b539413be0be3f25978f1e92b194 /gi/posterior-regularisation/prjava/src/phrase/Agree.java
parent99468e022ed1b0854b7dcc70eb00bba6940e5bb8 (diff)
bug fix in agreement model
git-svn-id: https://ws10smt.googlecode.com/svn/trunk@223 ec762483-ff6d-05da-a07a-a48fb63a330f
Diffstat (limited to 'gi/posterior-regularisation/prjava/src/phrase/Agree.java')
-rw-r--r--gi/posterior-regularisation/prjava/src/phrase/Agree.java27
1 files changed, 23 insertions, 4 deletions
diff --git a/gi/posterior-regularisation/prjava/src/phrase/Agree.java b/gi/posterior-regularisation/prjava/src/phrase/Agree.java
index 091875ce..1d56cf18 100644
--- a/gi/posterior-regularisation/prjava/src/phrase/Agree.java
+++ b/gi/posterior-regularisation/prjava/src/phrase/Agree.java
@@ -17,6 +17,8 @@ public class Agree {
Corpus c;
private int K,n_phrases, n_words, n_contexts, n_positions1,n_positions2;
+ private double llh;
+
/**
*
* @param numCluster
@@ -40,7 +42,8 @@ public class Agree {
*
*/
public static void main(String args[]){
- String in="../pdata/canned.con";
+ //String in="../pdata/canned.con";
+ String in="../pdata/btec.con";
String out="../pdata/posterior.out";
int numCluster=25;
Corpus corpus = null;
@@ -86,7 +89,7 @@ public class Agree {
double [][][]exp_emit2=new double [K][n_positions2][n_words];
double [][]exp_pi2=new double[n_contexts][K];
- double loglikelihood=0;
+ llh=0;
//E
for(int context=0; context< n_contexts; context++){
@@ -99,7 +102,7 @@ public class Agree {
double p[]=posterior(edge);
double z = arr.F.l1norm(p);
assert z > 0;
- loglikelihood += edge.getCount() * Math.log(z);
+ llh += edge.getCount() * Math.log(z);
arr.F.l1normalize(p);
int count = edge.getCount();
@@ -134,12 +137,23 @@ public class Agree {
arr.F.l1normalize(j);
}
+ for(double [][]i:exp_emit2){
+ for(double []j:i){
+ arr.F.l1normalize(j);
+ }
+ }
+
+ for(double []j:exp_pi2){
+ arr.F.l1normalize(j);
+ }
+
+
model1.emit=exp_emit1;
model1.pi=exp_pi1;
model2.emit=exp_emit2;
model2.pi=exp_pi2;
- return loglikelihood;
+ return llh;
}
public double[] posterior(Corpus.Edge edge)
@@ -147,6 +161,11 @@ public class Agree {
double[] prob1=model1.posterior(edge);
double[] prob2=model2.posterior(edge);
+ llh+=edge.getCount()*Math.log(arr.F.l1norm(prob1));
+ llh+=edge.getCount()*Math.log(arr.F.l1norm(prob2));
+ arr.F.l1normalize(prob1);
+ arr.F.l1normalize(prob2);
+
for(int i=0;i<prob1.length;i++){
prob1[i]*=prob2[i];
prob1[i]=Math.sqrt(prob1[i]);