[DL-Learner SVN] SF.net SVN: dl-learner:[1805] trunk/src/dl-learner/org/dllearner/ learningproblems/ClassLearningProblem.java

[<jen...@us...>]

Revision: 1805
          http://dl-learner.svn.sourceforge.net/dl-learner/?rev=1805&view=rev
Author:   jenslehmann
Date:     2009-06-18 11:53:56 +0000 (Thu, 18 Jun 2009)

Log Message:
-----------
small fix

Modified Paths:
--------------
    trunk/src/dl-learner/org/dllearner/learningproblems/ClassLearningProblem.java

Modified: trunk/src/dl-learner/org/dllearner/learningproblems/ClassLearningProblem.java
===================================================================
--- trunk/src/dl-learner/org/dllearner/learningproblems/ClassLearningProblem.java	2009-06-18 07:53:24 UTC (rev 1804)
+++ trunk/src/dl-learner/org/dllearner/learningproblems/ClassLearningProblem.java	2009-06-18 11:53:56 UTC (rev 1805)
@@ -345,6 +345,7 @@
 	}
 	
 	public double getAccuracyOrTooWeakExact(Description description, double noise) {
+
 		// overhang
 		int additionalInstances = 0;
 		for(Individual ind : superClassInstances) {
@@ -367,7 +368,8 @@
 			return -1;
 		}
 		
-		double protusion = additionalInstances == 0 ? 0 : coveredInstances/(double)(coveredInstances+additionalInstances);
+//		double protusion = additionalInstances == 0 ? 0 : coveredInstances/(double)(coveredInstances+additionalInstances);
+		double protusion = (additionalInstances + coveredInstances == 0) ? 0 : coveredInstances / (double) (coveredInstances + additionalInstances);
 		
 		return getAccuracy(coverage, protusion);		
 	}


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