Changeset 2440 for trunk/sources/HeuristicLab.GP.StructureIdentification.Classification/3.3/MulticlassOneVsOneAnalyzer.cs

Timestamp:

10/20/09 11:20:13 (14 years ago)

Author:

gkronber

Message:

Fixed #784 (ProblemInjector should be changed to read variable names instead of indexes for input and target variables)

File:

• trunk/sources/HeuristicLab.GP.StructureIdentification.Classification/3.3/MulticlassOneVsOneAnalyzer.cs (modified) (3 diffs)

trunk/sources/HeuristicLab.GP.StructureIdentification.Classification/3.3/MulticlassOneVsOneAnalyzer.cs

@@ -52 +52 @@
       : base() {
       AddVariableInfo(new VariableInfo(DATASET, "The dataset to use", typeof(Dataset), VariableKind.In));
-      AddVariableInfo(new VariableInfo(TARGETVARIABLE, "Target variable", typeof(IntData), VariableKind.In));
+      AddVariableInfo(new VariableInfo(TARGETVARIABLE, "Target variable", typeof(StringData), VariableKind.In));
       AddVariableInfo(new VariableInfo(TARGETCLASSVALUES, "Class values of the target variable in the original dataset", typeof(ItemList<DoubleData>), VariableKind.In));
       AddVariableInfo(new VariableInfo(CLASSAVALUE, "The original class value of the class A in the subscope", typeof(DoubleData), VariableKind.In));
@@ -67 +67 @@
     public override IOperation Apply(IScope scope) {
       Dataset dataset = GetVariableValue<Dataset>(DATASET, scope, true);
-      int targetVariable = GetVariableValue<IntData>(TARGETVARIABLE, scope, true).Data;
+      string targetVariable = GetVariableValue<StringData>(TARGETVARIABLE, scope, true).Data;
+      int targetVariableIndex = dataset.GetVariableIndex(targetVariable);
       int trainingSamplesStart = GetVariableValue<IntData>(TRAININGSAMPLESSTART, scope, true).Data;
       int trainingSamplesEnd = GetVariableValue<IntData>(TRAININGSAMPLESEND, scope, true).Data;
@@ -95 +96 @@
       int correctlyClassified = 0;
       for(int i = 0; i < (samplesEnd - samplesStart); i++) {
-        double originalClassValue = dataset.GetValue(i + samplesStart, targetVariable);
+        double originalClassValue = dataset.GetValue(i + samplesStart, targetVariableIndex);
         double estimatedClassValue = classValues[0].Data;
         int maxVotes = votes[i, 0];