Changeset 6913 for trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/DiscriminantFunctionClassificationSolutionBase.cs

Timestamp:

10/12/11 19:24:45 (13 years ago)

Author:

gkronber

Message:

#1656 implemented calculator to calculate the normalized Gini coefficient for classification solutions.

File:

• trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/DiscriminantFunctionClassificationSolutionBase.cs (modified) (1 diff)

trunk/sources/HeuristicLab.Problems.DataAnalysis/3.4/Implementation/Classification/DiscriminantFunctionClassificationSolutionBase.cs

@@ -117 +117 @@
       double testR2 = OnlinePearsonsRSquaredCalculator.Calculate(estimatedTestValues, originalTestValues, out errorState);
       TestRSquared = errorState == OnlineCalculatorError.None ? testR2 : double.NaN;
+
+      double trainingNormalizedGini = NormalizedGiniCalculator.Calculate(originalTrainingValues, estimatedTrainingValues, out errorState);
+      if (errorState != OnlineCalculatorError.None) trainingNormalizedGini = double.NaN;
+      double testNormalizedGini = NormalizedGiniCalculator.Calculate(originalTestValues, estimatedTestValues, out errorState);
+      if (errorState != OnlineCalculatorError.None) testNormalizedGini = double.NaN;
+
+      TrainingNormalizedGiniCoefficient = trainingNormalizedGini;
+      TestNormalizedGiniCoefficient = testNormalizedGini;
     }