Changeset 5319 for trunk/sources/HeuristicLab.Problems.DataAnalysis.Classification

Timestamp:

01/18/11 12:43:21 (13 years ago)

Author:

mkommend

Message:

Corrected calculation of thresholds in SymbolicClassificationSolutions (ticket #1383).

File:

• trunk/sources/HeuristicLab.Problems.DataAnalysis.Classification/3.3/Symbolic/SymbolicClassificationSolution.cs (modified) (1 diff)

trunk/sources/HeuristicLab.Problems.DataAnalysis.Classification/3.3/Symbolic/SymbolicClassificationSolution.cs

@@ -122 +122 @@
               if (estimatedTarget.Key > lowerThreshold && estimatedTarget.Key < actualThreshold)
                 //true positive
-                classificationScore += ProblemData.MisclassificationMatrix[i - 1, i - 1] / classInstances[i - 1];
+                classificationScore += ProblemData.MisclassificationMatrix[i - 1, i - 1];
               else
                 //false negative
-                classificationScore += ProblemData.MisclassificationMatrix[i, i - 1] / classInstances[i - 1];
+                classificationScore += ProblemData.MisclassificationMatrix[i, i - 1];
             }
               //all negatives
             else {
               if (estimatedTarget.Key > lowerThreshold && estimatedTarget.Key < actualThreshold)
-                classificationScore += ProblemData.MisclassificationMatrix[i - 1, i] / classInstances[i];
+                classificationScore += ProblemData.MisclassificationMatrix[i - 1, i];
               else
                 //true negative, consider only upper class
-                classificationScore += ProblemData.MisclassificationMatrix[i, i] / classInstances[i];
+                classificationScore += ProblemData.MisclassificationMatrix[i, i];
             }
           }