Changeset 5845 for trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/OnlineEvaluators/OnlineMeanSquaredErrorEvaluator.cs

Timestamp:

03/28/11 17:25:10 (13 years ago)

Author:

gkronber

Message:

#1453: changed OnlineEvaluators so that they do not throw an ArgumentException on receiving infinity of NaN values but instead return double.NaN as result.

File:

• trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/OnlineEvaluators/OnlineMeanSquaredErrorEvaluator.cs (modified) (1 diff)

trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/OnlineEvaluators/OnlineMeanSquaredErrorEvaluator.cs

@@ -49 +49 @@
     public void Add(double original, double estimated) {
       if (double.IsNaN(estimated) || double.IsInfinity(estimated) ||
-          double.IsNaN(original) || double.IsInfinity(original)) {
-        throw new ArgumentException("Mean squared error is not defined for NaN or infinity elements");
+          double.IsNaN(original) || double.IsInfinity(original) ||
+        double.IsNaN(sse)) {
+        sse = double.NaN;
       } else {
         double error = estimated - original;