Changeset 5293 for branches/HeuristicLab.MetaOptimization/HeuristicLab.Problems.MetaOptimization/3.3/Evaluators

Timestamp:

01/14/11 00:41:58 (14 years ago)

Author:

cneumuel

Message:

#1215

• added NormalCrossover operators
• renamed MedianQualityAnalyzer to ReferenceQualityAnalyzer

File:

• branches/HeuristicLab.MetaOptimization/HeuristicLab.Problems.MetaOptimization/3.3/Evaluators/ParameterConfigurationEvaluator.cs (modified) (4 diffs)

branches/HeuristicLab.MetaOptimization/HeuristicLab.Problems.MetaOptimization/3.3/Evaluators/ParameterConfigurationEvaluator.cs

@@ -40 +40 @@
     }
 
-    public LookupParameter<DoubleArray> ProblemQualityMediansParameter {
-      get { return (LookupParameter<DoubleArray>)Parameters["ProblemQualityMedians"]; }
+    public LookupParameter<DoubleArray> ProblemQualityReferencesParameter {
+      get { return (LookupParameter<DoubleArray>)Parameters["ProblemQualityReferences"]; }
     }
 
@@ -55 +55 @@
       Parameters.Add(new LookupParameter<ParameterConfigurationTree>("ParameterConfigurationTree", "Missing description."));
       Parameters.Add(new LookupParameter<IntValue>(MetaOptimizationProblem.RepetitionsParameterName, "Number of evaluations on one problem."));
-      Parameters.Add(new LookupParameter<DoubleArray>("ProblemQualityMedians", ""));
+      Parameters.Add(new LookupParameter<DoubleArray>("ProblemQualityReferences", ""));
     }
 
@@ -72 +72 @@
       ParameterConfigurationTree parameterConfiguration = ParameterConfigurationParameter.ActualValue;
 
-      double[] medians;
-      if (ProblemQualityMediansParameter.ActualValue == null) {
+      double[] referenceQualities;
+      if (ProblemQualityReferencesParameter.ActualValue == null) {
         // this is generation zero. no reference qualities for normalization have been calculated yet.
-        medians = new double[problems.Count];
-        for (int i = 0; i < medians.Length; i++) {
-          medians[i] = 1;
+        referenceQualities = new double[problems.Count];
+        for (int i = 0; i < referenceQualities.Length; i++) {
+          referenceQualities[i] = 1;
         }
       } else {
-        medians = ProblemQualityMediansParameter.ActualValue.ToArray();
+        referenceQualities = ProblemQualityReferencesParameter.ActualValue.ToArray();
       }
 
@@ -131 +131 @@
       parameterConfiguration.Runs = (RunCollection)algorithm.Runs.Clone();
 
-      this.QualityParameter.ActualValue = new DoubleValue(NormalizeQualities(parameterConfiguration, medians));
+      this.QualityParameter.ActualValue = new DoubleValue(NormalizeQualities(parameterConfiguration, referenceQualities));
 
       return base.Apply();
     }
 
-    public static double NormalizeQualities(ParameterConfigurationTree parameterConfigurationTree, double[] medians) {
-      double[] qualitiesNormalized = new double[medians.Length];
-      for (int i = 0; i < medians.Length; i++) {
-        qualitiesNormalized[i] = parameterConfigurationTree.AverageQualities[i] / medians[i];
+    public static double NormalizeQualities(ParameterConfigurationTree parameterConfigurationTree, double[] referenceQualities) {
+      double[] qualitiesNormalized = new double[referenceQualities.Length];
+      for (int i = 0; i < referenceQualities.Length; i++) {
+        qualitiesNormalized[i] = parameterConfigurationTree.AverageQualities[i] / referenceQualities[i];
       }
       parameterConfigurationTree.QualitiesNormalized = new DoubleArray(qualitiesNormalized);