Changeset 12412

Timestamp:

06/01/15 17:04:25 (10 years ago)

Author:

pfleck

Message:

#2027 Removed the MaximumEvaluatedSolutions-parameter from OSGA.

File:

• branches/TerminationCriteria/HeuristicLab.Algorithms.OffspringSelectionGeneticAlgorithm/3.3/OffspringSelectionGeneticAlgorithm.cs (modified) (6 diffs)

branches/TerminationCriteria/HeuristicLab.Algorithms.OffspringSelectionGeneticAlgorithm/3.3/OffspringSelectionGeneticAlgorithm.cs

@@ -99 +99 @@
       get { return (IConstrainedValueParameter<IDiscreteDoubleValueModifier>)Parameters["ComparisonFactorModifier"]; }
     }
-    private ValueLookupParameter<DoubleValue> MaximumSelectionPressureParameter {
-      get { return (ValueLookupParameter<DoubleValue>)Parameters["MaximumSelectionPressure"]; }
+    private IFixedValueParameter<DoubleValue> MaximumSelectionPressureParameter {
+      get { return (IFixedValueParameter<DoubleValue>)Parameters["MaximumSelectionPressure"]; }
     }
     private ValueLookupParameter<BoolValue> OffspringSelectionBeforeMutationParameter {
@@ -110 +110 @@
     private ValueParameter<MultiAnalyzer> AnalyzerParameter {
       get { return (ValueParameter<MultiAnalyzer>)Parameters["Analyzer"]; }
-    }
-    private IFixedValueParameter<IntValue> MaximumEvaluatedSolutionsParameter {
-      get { return (IFixedValueParameter<IntValue>)Parameters["MaximumEvaluatedSolutions"]; }
     }
     private IFixedValueParameter<BoolValue> FillPopulationWithParentsParameter {
@@ -179 +176 @@
       set { ComparisonFactorModifierParameter.Value = value; }
     }
-    public DoubleValue MaximumSelectionPressure {
-      get { return MaximumSelectionPressureParameter.Value; }
-      set { MaximumSelectionPressureParameter.Value = value; }
+    public double MaximumSelectionPressure {
+      get { return MaximumSelectionPressureParameter.Value.Value; }
+      set { MaximumSelectionPressureParameter.Value.Value = value; }
     }
     public BoolValue OffspringSelectionBeforeMutation {
@@ -194 +191 @@
       get { return AnalyzerParameter.Value; }
       set { AnalyzerParameter.Value = value; }
-    }
-    public int MaximumEvaluatedSolutions {
-      get { return MaximumEvaluatedSolutionsParameter.Value.Value; }
-      set { MaximumEvaluatedSolutionsParameter.Value.Value = value; }
     }
     public bool FillPopulationWithParents {
@@ -281 +274 @@
       Parameters.Add(new ValueLookupParameter<DoubleValue>("ComparisonFactorUpperBound", "The upper bound of the comparison factor (end).", new DoubleValue(1)));
       Parameters.Add(new OptionalConstrainedValueParameter<IDiscreteDoubleValueModifier>("ComparisonFactorModifier", "The operator used to modify the comparison factor.", new ItemSet<IDiscreteDoubleValueModifier>(new IDiscreteDoubleValueModifier[] { new LinearDiscreteDoubleValueModifier() }), new LinearDiscreteDoubleValueModifier()));
-      Parameters.Add(new ValueLookupParameter<DoubleValue>("MaximumSelectionPressure", "The maximum selection pressure that terminates the algorithm.", new DoubleValue(100)));
+      Parameters.Add(new FixedValueParameter<DoubleValue>("MaximumSelectionPressure", "The maximum selection pressure that terminates the algorithm.", new DoubleValue(100)));
       Parameters.Add(new ValueLookupParameter<BoolValue>("OffspringSelectionBeforeMutation", "True if the offspring selection step should be applied before mutation, false if it should be applied after mutation.", new BoolValue(false)));
       Parameters.Add(new ValueLookupParameter<IntValue>("SelectedParents", "How much parents should be selected each time the offspring selection step is performed until the population is filled. This parameter should be about the same or twice the size of PopulationSize for smaller problems, and less for large problems.", new IntValue(200)));
       Parameters.Add(new ValueParameter<MultiAnalyzer>("Analyzer", "The operator used to analyze each generation.", new MultiAnalyzer()));
-      Parameters.Add(new FixedValueParameter<IntValue>("MaximumEvaluatedSolutions", "The maximum number of evaluated solutions (approximately).", new IntValue(int.MaxValue)));
       Parameters.Add(new FixedValueParameter<BoolValue>("FillPopulationWithParents", "True if the population should be filled with parent individual or false if worse children should be used when the maximum selection pressure is exceeded.", new BoolValue(false)) { Hidden = true });
       Parameters.Add(new ValueParameter<MultiTerminator>("Termination", "The termination criteria which sould be checked.", new MultiTerminator()));
@@ -352 +344 @@
 
       generationsTerminator = new ComparisonTerminator<IntValue>("Generations", ComparisonType.Less, MaximumGenerationsParameter) { Name = "Generations" };
-      evaluationsTerminator = new ComparisonTerminator<IntValue>("EvaluatedSolutions", ComparisonType.Less, MaximumEvaluatedSolutionsParameter) { Name = "Evaluations" };
-      selectionPressureTerminator = new ComparisonTerminator<DoubleValue>("SelectionPressure", ComparisonType.Less, MaximumSelectionPressure) { Name = "Selection Pressure" };
+      selectionPressureTerminator = new ComparisonTerminator<DoubleValue>("SelectionPressure", ComparisonType.Less, MaximumSelectionPressureParameter) { Name = "Selection Pressure" };
+      evaluationsTerminator = new ComparisonTerminator<IntValue>("EvaluatedSolutions", ComparisonType.Less, new IntValue(int.MaxValue)) { Name = "Evaluations" };
       qualityTerminator = new SingleObjectiveQualityTerminator() { Name = "Quality" };
       executionTimeTerminator = new ExecutionTimeTerminator(this, new TimeSpanValue(TimeSpan.FromMinutes(5)));