Changeset 13585 for trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/FOneScoreCalculator.cs

Timestamp:

02/04/16 13:02:34 (8 years ago)

Author:

mkommend

Message:

#2574: Fixed F1Score- and ConfusionMatrixCalculator.

File:

• trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/FOneScoreCalculator.cs (modified) (1 diff)

trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/OnlineCalculators/FOneScoreCalculator.cs

@@ -36 +36 @@
         return double.NaN;
       }
+      //only one class has been present => F1 score cannot be calculated
+      if (confusionMatrix.GetLength(0) != 2 || confusionMatrix.GetLength(1) != 2) {
+        return double.NaN;
+      }
+
       return CalculateFOne(confusionMatrix);
     }