1 files changed, 38 insertions, 0 deletions
diff --git a/patches/mira_hack_fix_wp.patch b/patches/mira_hack_fix_wp.patch
new file mode 100644
index 00000000..dfe9965d
--- /dev/null
+++ b/patches/mira_hack_fix_wp.patch
@@ -0,0 +1,38 @@
+diff --git a/training/mira/kbest_cut_mira.cc b/training/mira/kbest_cut_mira.cc
+index 724b185..1224f0c 100644
+--- a/training/mira/kbest_cut_mira.cc
++++ b/training/mira/kbest_cut_mira.cc
+@@ -750,6 +750,7 @@ int main(int argc, char** argv) {
+       }
+       // Regular mode or LEARN line from stream mode
+       //TODO: allow batch updating
++      lambdas[FD::Convert("WordPenalty")] = -1.0; // HACK WP
+       lambdas.init_vector(&dense_weights);
+       dense_w_local = dense_weights;
+       decoder.SetId(cur_sent);
+@@ -781,7 +782,8 @@ int main(int argc, char** argv) {
+       acc_f->PlusEquals(*fear_sentscore);
+       
+       if(optimizer == 4) { //passive-aggresive update (single dual coordinate step)
+-      
++
++    dense_weights[FD::Convert("WordPenalty")] = -1.0; // HACK WP
+ 	  double margin = cur_bad.features.dot(dense_weights) - cur_good.features.dot(dense_weights);
+ 	  double mt_loss = (cur_good.mt_metric - cur_bad.mt_metric);
+ 	  const double loss = margin +  mt_loss;
+@@ -927,6 +929,7 @@ int main(int argc, char** argv) {
+ 
+ 			//reload weights based on update
+ 			dense_weights.clear();
++      lambdas[FD::Convert("WordPenalty")] = -1.0; // HACK WP
+ 			lambdas.init_vector(&dense_weights);
+                         if (dense_weights.size() < 500)
+                           ShowLargestFeatures(dense_weights);
+@@ -1001,6 +1004,7 @@ int main(int argc, char** argv) {
+ 		ostringstream os;
+ 		os << weights_dir << "/weights.mira-pass" << (cur_pass < 10 ? "0" : "") << cur_pass << "." << node_id << ".gz";
+ 		string msg = "# MIRA tuned weights ||| " + boost::lexical_cast<std::string>(node_id) + " ||| " + boost::lexical_cast<std::string>(lcount);
++    lambdas[FD::Convert("WordPenalty")] = -1.0; // HACK WP
+ 		lambdas.init_vector(&dense_weights);
+ 		Weights::WriteToFile(os.str(), dense_weights, true, &msg);
+