Changeset 530

Timestamp:

Mar 1, 2006, 3:11:09 PM (17 years ago)

Author:

Markus Ringnér

Message:

Fixed problems for empty target groups

File:

• trunk/lib/statistics/SNR.cc (modified) (2 diffs)

trunk/lib/statistics/SNR.cc

@@ -31 +31 @@
     double denom=positive.std()+negative.std();
     score_=diff/denom;
+    if(positive.n()==0 || negative.n()==0) 
+      score_=0;
     if (score_<0 && absolute_)
       score_=-score_;    
@@ -52 +54 @@
     double denom=positive.std()+negative.std();
     score_=diff/denom;
+    if(positive.sum_w()==0 || negative.sum_w()==0) 
+      score_=0;
     if (score_<0 && absolute_)
       score_=-score_;