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Ignore:
Timestamp:
05/29/13 13:14:58 (11 years ago)
Author:
mkommend
Message:

#2038: Added possibility to reevaluate elites in the GA.

File:
1 edited

Legend:

Unmodified
Added
Removed
  • trunk/sources/HeuristicLab.Algorithms.GeneticAlgorithm/3.3/GeneticAlgorithm.cs

    r9456 r9553  
    7979      get { return (ValueParameter<IntValue>)Parameters["Elites"]; }
    8080    }
     81    private IFixedValueParameter<BoolValue> ReevaluateElitesParameter {
     82      get { return (IFixedValueParameter<BoolValue>)Parameters["ReevaluateElites"]; }
     83    }
    8184    private ValueParameter<MultiAnalyzer> AnalyzerParameter {
    8285      get { return (ValueParameter<MultiAnalyzer>)Parameters["Analyzer"]; }
     
    119122      get { return ElitesParameter.Value; }
    120123      set { ElitesParameter.Value = value; }
     124    }
     125    public bool ReevaluteElites {
     126      get { return ReevaluateElitesParameter.Value.Value; }
     127      set { ReevaluateElitesParameter.Value.Value = value; }
    121128    }
    122129    public MultiAnalyzer Analyzer {
     
    151158      Parameters.Add(new OptionalConstrainedValueParameter<IManipulator>("Mutator", "The operator used to mutate solutions."));
    152159      Parameters.Add(new ValueParameter<IntValue>("Elites", "The numer of elite solutions which are kept in each generation.", new IntValue(1)));
     160      Parameters.Add(new FixedValueParameter<BoolValue>("ReevaluateElites", "Flag to determine if elite individuals should be reevaluated (i.e., if stochastic fitness functions are used.)", new BoolValue(false)) { Hidden = true });
    153161      Parameters.Add(new ValueParameter<MultiAnalyzer>("Analyzer", "The operator used to analyze each generation.", new MultiAnalyzer()));
    154162      Parameters.Add(new ValueParameter<IntValue>("MaximumGenerations", "The maximum number of generations which should be processed.", new IntValue(1000)));
     
    207215    [StorableHook(HookType.AfterDeserialization)]
    208216    private void AfterDeserialization() {
     217      if (!Parameters.ContainsKey("ReevaluateElites")) {
     218        Parameters.Add(new FixedValueParameter<BoolValue>("ReevaluateElites", "Flag to determine if elite individuals should be reevaluated (i.e., if stochastic fitness functions are used.)", (BoolValue)new BoolValue(false).AsReadOnly()) { Hidden = true });
     219      }
    209220      Initialize();
    210221    }
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