Changeset 9673 for stable/HeuristicLab.Algorithms.GeneticAlgorithm/3.3/GeneticAlgorithmMainLoop.cs

Timestamp:

06/28/13 16:56:21 (11 years ago)

Author:

mkommend

Message:

#2038: Merged r9553:9555, r9569, r9591:r9592, r9618 into the stable branch.

Location:

stable

Files:

• . (modified) (1 prop)
• HeuristicLab.Algorithms.GeneticAlgorithm/3.3/GeneticAlgorithmMainLoop.cs (modified) (6 diffs)

stable/HeuristicLab.Algorithms.GeneticAlgorithm/3.3/GeneticAlgorithmMainLoop.cs

@@ -63 +63 @@
     public ValueLookupParameter<IntValue> ElitesParameter {
       get { return (ValueLookupParameter<IntValue>)Parameters["Elites"]; }
+    }
+    public IValueLookupParameter<BoolValue> ReevaluateElitesParameter {
+      get { return (IValueLookupParameter<BoolValue>)Parameters["ReevaluateElites"]; }
     }
     public ValueLookupParameter<IntValue> MaximumGenerationsParameter {
@@ -112 +115 @@
       Parameters.Add(new ValueLookupParameter<IOperator>("Evaluator", "The operator used to evaluate solutions. This operator is executed in parallel, if an engine is used which supports parallelization."));
       Parameters.Add(new ValueLookupParameter<IntValue>("Elites", "The numer of elite solutions which are kept in each generation."));
+      Parameters.Add(new ValueLookupParameter<BoolValue>("ReevaluateElites", "Flag to determine if elite individuals should be reevaluated (i.e., if stochastic fitness functions are used.)"));
       Parameters.Add(new ValueLookupParameter<IntValue>("MaximumGenerations", "The maximum number of generations which should be processed."));
       Parameters.Add(new ValueLookupParameter<VariableCollection>("Results", "The variable collection where results should be stored."));
@@ -143 +147 @@
       Placeholder analyzer2 = new Placeholder();
       ConditionalBranch conditionalBranch = new ConditionalBranch();
+      ConditionalBranch reevaluateElitesBranch = new ConditionalBranch();
 
       variableCreator.CollectedValues.Add(new ValueParameter<IntValue>("Generations", new IntValue(0))); // Class GeneticAlgorithm expects this to be called Generations
@@ -193 +198 @@
 
       conditionalBranch.ConditionParameter.ActualName = "Terminate";
+
+      reevaluateElitesBranch.ConditionParameter.ActualName = "ReevaluateElites";
+      reevaluateElitesBranch.Name = "Reevaluate elites ?";
       #endregion
 
@@ -221 +229 @@
       subScopesProcessor2.Successor = mergingReducer;
       bestSelector.Successor = rightReducer;
-      rightReducer.Successor = null;
+      rightReducer.Successor = reevaluateElitesBranch;
+      reevaluateElitesBranch.TrueBranch = uniformSubScopesProcessor2;
+      reevaluateElitesBranch.FalseBranch = null;
+      reevaluateElitesBranch.Successor = null;
       mergingReducer.Successor = intCounter;
       intCounter.Successor = comparator;
@@ -232 +243 @@
     }
 
+    [StorableHook(HookType.AfterDeserialization)]
+    private void AfterDeserialization() {
+      // BackwardsCompatibility3.3
+      #region Backwards compatible code, remove with 3.4
+      if (!Parameters.ContainsKey("ReevaluateElites")) {
+        Parameters.Add(new ValueLookupParameter<BoolValue>("ReevaluateElites", "Flag to determine if elite individuals should be reevaluated (i.e., if stochastic fitness functions are used.)"));
+      }
+      #endregion
+    }
+
     public override IOperation Apply() {
       if (CrossoverParameter.ActualValue == null)