Changeset 2454 for trunk/sources/HeuristicLab.SupportVectorMachines

Timestamp:

10/29/09 16:07:55 (15 years ago)

Author:

gkronber

Message:

Implemented NodeBasedVariableImpactCalculator. #793

Location:

trunk/sources/HeuristicLab.SupportVectorMachines/3.2

Files:

• SupportVectorClassification.cs (modified) (1 diff)
• SupportVectorRegression.cs (modified) (3 diffs)
• SupportVectorTimeSeriesPrognosis.cs (modified) (1 diff)

trunk/sources/HeuristicLab.SupportVectorMachines/3.2/SupportVectorClassification.cs

@@ -54 +54 @@
 
 
-    protected override IAnalyzerModel CreateSVMModel(IScope bestModelScope) {
-      IAnalyzerModel model = new AnalyzerModel();
-      model.SetMetaData("Cost", bestModelScope.GetVariableValue<DoubleData>("Cost", false).Data);
-      model.SetMetaData("Nu", bestModelScope.GetVariableValue<DoubleData>("Nu", false).Data);
+    protected override void CreateSpecificSVMModel(IScope bestModelScope, IAnalyzerModel model) {
       DefaultClassificationOperators.PopulateAnalyzerModel(bestModelScope, model);
-      return model;
     }
   }

trunk/sources/HeuristicLab.SupportVectorMachines/3.2/SupportVectorRegression.cs

@@ -453 +453 @@
       seqProc.AddSubOperator(CreateEvaluator("Training"));
       seqProc.AddSubOperator(predictorBuilder);
+
+      #region variable impacts
+      VariableQualityImpactCalculator qualityImpactCalculator = new VariableQualityImpactCalculator();
+      qualityImpactCalculator.GetVariableInfo("SamplesStart").ActualName = "ValidationSamplesStart";
+      qualityImpactCalculator.GetVariableInfo("SamplesEnd").ActualName = "ValidationSamplesEnd";
+
+      seqProc.AddSubOperator(qualityImpactCalculator);
+      #endregion
+
+
       seqProc.AddSubOperator(CreateModelAnalyzerOperator());
 
@@ -470 +480 @@
       model.SetMetaData("Cost", bestModelScope.GetVariableValue<DoubleData>("Cost", false).Data);
       model.SetMetaData("Nu", bestModelScope.GetVariableValue<DoubleData>("Nu", false).Data);
+      #region variable impacts
+      ItemList qualityImpacts = bestModelScope.GetVariableValue<ItemList>(ModelingResult.VariableQualityImpact.ToString(), false);
+      foreach (ItemList row in qualityImpacts) {
+        string variableName = ((StringData)row[0]).Data;
+        double impact = ((DoubleData)row[1]).Data;
+        model.SetVariableResult(ModelingResult.VariableQualityImpact, variableName, impact);
+        model.AddInputVariable(variableName);
+      }
+      #endregion
+
+      CreateSpecificSVMModel(bestModelScope, model);
+
+      return model;
+    }
+
+    protected virtual void CreateSpecificSVMModel(IScope bestModelScope, IAnalyzerModel model) {
       DefaultRegressionOperators.PopulateAnalyzerModel(bestModelScope, model);
-
-      return model;
     }
 
@@ -498 +522 @@
     #region persistence
     public override object Clone(IDictionary<Guid, object> clonedObjects) {
-      SupportVectorRegression clone = (SupportVectorRegression) base.Clone(clonedObjects);
+      SupportVectorRegression clone = (SupportVectorRegression)base.Clone(clonedObjects);
       clone.engine = (IEngine)Auxiliary.Clone(Engine, clonedObjects);
       return clone;

trunk/sources/HeuristicLab.SupportVectorMachines/3.2/SupportVectorTimeSeriesPrognosis.cs

@@ -72 +72 @@
     }
 
-    protected override IAnalyzerModel CreateSVMModel(IScope bestModelScope) {
-      var model = new AnalyzerModel();
-      model.SetMetaData("Cost", bestModelScope.GetVariableValue<DoubleData>("Cost", false).Data);
-      model.SetMetaData("Nu", bestModelScope.GetVariableValue<DoubleData>("Nu", false).Data);
+    protected override void CreateSpecificSVMModel(IScope bestModelScope, IAnalyzerModel model) {
       DefaultTimeSeriesOperators.PopulateAnalyzerModel(bestModelScope, model);
-      return model;
     }
   }