Changeset 363 for trunk/sources/HeuristicLab.StructureIdentification/Evaluation/GPEvaluatorBase.cs

Timestamp:

07/04/08 17:30:24 (16 years ago)

Author:

gkronber

Message:

• implemented operator to store the best of run solution, in regard of a specific fitness variable).
• adapted struct-id infrastructure to allow evaluation of models on validation data.

ticket #194

File:

• trunk/sources/HeuristicLab.StructureIdentification/Evaluation/GPEvaluatorBase.cs (modified) (1 diff)

trunk/sources/HeuristicLab.StructureIdentification/Evaluation/GPEvaluatorBase.cs

@@ -57 +57 @@
       this.totalEvaluatedNodes = scope.GetVariableValue<DoubleData>("TotalEvaluatedNodes", true).Data;
       double result = Evaluate(scope, functionTree, targetVariable, dataset);
-      scope.AddVariable(new HeuristicLab.Core.Variable(scope.TranslateName("Quality"), new DoubleData(result)));
+
+      DoubleData quality = GetVariableValue<DoubleData>("Quality", scope, false, false);
+      if(quality == null) {
+        scope.AddVariable(new HeuristicLab.Core.Variable(scope.TranslateName("Quality"), new DoubleData(result)));
+      } else {
+        quality.Data = result;
+      }
+
       return null;
     }