Пример #1
0
        private void Initialize()
        {
            #region Create parameters
            Parameters.Add(new ValueLookupParameter <IRandom>("Random", "A pseudo random number generator."));
            Parameters.Add(new ValueLookupParameter <BoolValue>("Maximization", "True if the problem is a maximization problem, otherwise false."));
            Parameters.Add(new ScopeTreeLookupParameter <DoubleValue>("Quality", "The value which represents the quality of a solution."));
            Parameters.Add(new ValueLookupParameter <IOperator>("Selector", "The operator used to select solutions for reproduction."));
            Parameters.Add(new ValueLookupParameter <IOperator>("Crossover", "The operator used to cross solutions."));
            Parameters.Add(new ValueLookupParameter <PercentValue>("MutationProbability", "The probability that the mutation operator is applied on a solution."));
            Parameters.Add(new ValueLookupParameter <IOperator>("Mutator", "The operator used to mutate solutions."));
            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."));
            Parameters.Add(new ValueLookupParameter <IOperator>("Analyzer", "The operator used to analyze each generation."));
            Parameters.Add(new ValueLookupParameter <IntValue>("EvaluatedSolutions", "The number of times solutions have been evaluated."));
            Parameters.Add(new ValueLookupParameter <IntValue>("PopulationSize", "The size of the population."));
            Parameters.Add(new ValueLookupParameter <IntValue>("MinimumPopulationSize", "The minimum size of the population of solutions."));
            Parameters.Add(new ValueLookupParameter <IntValue>("MaximumPopulationSize", "The maximum size of the population of solutions."));
            Parameters.Add(new ValueLookupParameter <DoubleValue>("ComparisonFactor", "The comparison factor."));
            Parameters.Add(new ValueLookupParameter <IntValue>("Effort", "The maximum number of offspring created in each generation."));
            Parameters.Add(new ValueLookupParameter <IntValue>("BatchSize", "The number of children that should be created during one iteration of the offspring creation process."));
            Parameters.Add(new ValueLookupParameter <ISolutionSimilarityCalculator>("SimilarityCalculator", "The operator used to calculate the similarity between two solutions."));
            Parameters.Add(new ScopeParameter("CurrentScope", "The current scope which represents a population of solutions on which the genetic algorithm should be applied."));
            #endregion

            #region Create operators
            VariableCreator                  variableCreator           = new VariableCreator();
            Assigner                         assigner1                 = new Assigner();
            ResultsCollector                 resultsCollector          = new ResultsCollector();
            Placeholder                      analyzer1                 = new Placeholder();
            Placeholder                      selector                  = new Placeholder();
            SubScopesProcessor               subScopesProcessor1       = new SubScopesProcessor();
            ChildrenCreator                  childrenCreator           = new ChildrenCreator();
            UniformSubScopesProcessor        uniformSubScopesProcessor = new UniformSubScopesProcessor();
            Placeholder                      crossover                 = new Placeholder();
            StochasticBranch                 stochasticBranch          = new StochasticBranch();
            Placeholder                      mutator   = new Placeholder();
            Placeholder                      evaluator = new Placeholder();
            WeightedParentsQualityComparator weightedParentsQualityComparator = new WeightedParentsQualityComparator();
            SubScopesRemover                 subScopesRemover             = new SubScopesRemover();
            IntCounter                       intCounter1                  = new IntCounter();
            IntCounter                       intCounter2                  = new IntCounter();
            ConditionalSelector              conditionalSelector          = new ConditionalSelector();
            RightReducer                     rightReducer1                = new RightReducer();
            DuplicatesSelector               duplicateSelector            = new DuplicatesSelector();
            LeftReducer                      leftReducer1                 = new LeftReducer();
            ProgressiveOffspringPreserver    progressiveOffspringSelector = new ProgressiveOffspringPreserver();
            SubScopesCounter                 subScopesCounter2            = new SubScopesCounter();
            ExpressionCalculator             calculator1                  = new ExpressionCalculator();
            ConditionalBranch                conditionalBranch1           = new ConditionalBranch();
            Comparator                       comparator1                  = new Comparator();
            ConditionalBranch                conditionalBranch2           = new ConditionalBranch();
            LeftReducer                      leftReducer2                 = new LeftReducer();
            SubScopesProcessor               subScopesProcessor2          = new SubScopesProcessor();
            BestSelector                     bestSelector                 = new BestSelector();
            RightReducer                     rightReducer2                = new RightReducer();
            ScopeCleaner                     scopeCleaner                 = new ScopeCleaner();
            ScopeRestorer                    scopeRestorer                = new ScopeRestorer();
            MergingReducer                   mergingReducer               = new MergingReducer();
            IntCounter                       intCounter3                  = new IntCounter();
            SubScopesCounter                 subScopesCounter3            = new SubScopesCounter();
            ExpressionCalculator             calculator2                  = new ExpressionCalculator();
            Comparator                       comparator2                  = new Comparator();
            ConditionalBranch                conditionalBranch3           = new ConditionalBranch();
            Placeholder                      analyzer2                  = new Placeholder();
            Comparator                       comparator3                = new Comparator();
            ConditionalBranch                conditionalBranch4         = new ConditionalBranch();
            Comparator                       comparator4                = new Comparator();
            ConditionalBranch                conditionalBranch5         = new ConditionalBranch();
            Assigner                         assigner3                  = new Assigner();
            Assigner                         assigner4                  = new Assigner();
            Assigner                         assigner5                  = new Assigner();
            ConditionalBranch                reevaluateElitesBranch     = new ConditionalBranch();
            UniformSubScopesProcessor        uniformSubScopesProcessor2 = new UniformSubScopesProcessor();
            Placeholder                      evaluator2                 = new Placeholder();
            SubScopesCounter                 subScopesCounter4          = new SubScopesCounter();

            variableCreator.CollectedValues.Add(new ValueParameter <IntValue>("Generations", new IntValue(0))); // Class RAPGA expects this to be called Generations
            variableCreator.CollectedValues.Add(new ValueParameter <IntValue>("CurrentPopulationSize", new IntValue(0)));
            variableCreator.CollectedValues.Add(new ValueParameter <IntValue>("NumberOfCreatedOffspring", new IntValue(0)));
            variableCreator.CollectedValues.Add(new ValueParameter <IntValue>("NumberOfSuccessfulOffspring", new IntValue(0)));
            variableCreator.CollectedValues.Add(new ValueParameter <ScopeList>("OffspringList", new ScopeList()));

            assigner1.Name = "Initialize CurrentPopulationSize";
            assigner1.LeftSideParameter.ActualName  = "CurrentPopulationSize";
            assigner1.RightSideParameter.ActualName = PopulationSizeParameter.Name;

            resultsCollector.CollectedValues.Add(new LookupParameter <IntValue>("Generations"));
            resultsCollector.CollectedValues.Add(new LookupParameter <IntValue>("CurrentPopulationSize"));
            resultsCollector.ResultsParameter.ActualName = "Results";

            analyzer1.Name = "Analyzer";
            analyzer1.OperatorParameter.ActualName = "Analyzer";

            selector.Name = "Selector";
            selector.OperatorParameter.ActualName = "Selector";

            childrenCreator.ParentsPerChild = new IntValue(2);

            uniformSubScopesProcessor.Parallel.Value = true;

            crossover.Name = "Crossover";
            crossover.OperatorParameter.ActualName = "Crossover";

            stochasticBranch.ProbabilityParameter.ActualName = "MutationProbability";
            stochasticBranch.RandomParameter.ActualName      = "Random";

            mutator.Name = "Mutator";
            mutator.OperatorParameter.ActualName = "Mutator";

            evaluator.Name = "Evaluator";
            evaluator.OperatorParameter.ActualName = "Evaluator";

            weightedParentsQualityComparator.ComparisonFactorParameter.ActualName = ComparisonFactorParameter.Name;
            weightedParentsQualityComparator.LeftSideParameter.ActualName         = QualityParameter.Name;
            weightedParentsQualityComparator.MaximizationParameter.ActualName     = MaximizationParameter.Name;
            weightedParentsQualityComparator.RightSideParameter.ActualName        = QualityParameter.Name;
            weightedParentsQualityComparator.ResultParameter.ActualName           = "SuccessfulOffspring";

            subScopesRemover.RemoveAllSubScopes = true;

            intCounter1.Name = "Increment NumberOfCreatedOffspring";
            intCounter1.ValueParameter.ActualName = "NumberOfCreatedOffspring";
            intCounter1.Increment = null;
            intCounter1.IncrementParameter.ActualName = BatchSizeParameter.Name;

            intCounter2.Name = "Increment EvaluatedSolutions";
            intCounter2.ValueParameter.ActualName = EvaluatedSolutionsParameter.Name;
            intCounter2.Increment = null;
            intCounter2.IncrementParameter.ActualName = BatchSizeParameter.Name;

            conditionalSelector.ConditionParameter.ActualName = "SuccessfulOffspring";
            conditionalSelector.ConditionParameter.Depth      = 1;
            conditionalSelector.CopySelected.Value            = false;

            duplicateSelector.CopySelected.Value = false;

            progressiveOffspringSelector.OffspringListParameter.ActualName         = "OffspringList";
            progressiveOffspringSelector.ElitesParameter.ActualName                = ElitesParameter.Name;
            progressiveOffspringSelector.MaximumPopulationSizeParameter.ActualName = MaximumPopulationSizeParameter.Name;

            subScopesCounter2.Name = "Count Successful Offspring";
            subScopesCounter2.ValueParameter.ActualName = "NumberOfSuccessfulOffspring";

            calculator1.Name = "NumberOfSuccessfulOffspring == MaximumPopulationSize - Elites";
            calculator1.CollectedValues.Add(new ValueLookupParameter <IntValue>("NumberOfSuccessfulOffspring"));
            calculator1.CollectedValues.Add(new ValueLookupParameter <IntValue>("MaximumPopulationSize"));
            calculator1.CollectedValues.Add(new ValueLookupParameter <IntValue>("Elites"));
            calculator1.ExpressionParameter.Value            = new StringValue("NumberOfSuccessfulOffspring MaximumPopulationSize Elites - ==");
            calculator1.ExpressionResultParameter.ActualName = "Break";

            conditionalBranch1.Name = "Break?";
            conditionalBranch1.ConditionParameter.ActualName = "Break";

            comparator1.Name       = "NumberOfCreatedOffspring >= Effort";
            comparator1.Comparison = new Comparison(ComparisonType.GreaterOrEqual);
            comparator1.LeftSideParameter.ActualName  = "NumberOfCreatedOffspring";
            comparator1.RightSideParameter.ActualName = EffortParameter.Name;
            comparator1.ResultParameter.ActualName    = "Break";

            conditionalBranch2.Name = "Break?";
            conditionalBranch2.ConditionParameter.ActualName = "Break";

            bestSelector.CopySelected = new BoolValue(false);
            bestSelector.MaximizationParameter.ActualName = MaximizationParameter.Name;
            bestSelector.NumberOfSelectedSubScopesParameter.ActualName = "Elites";
            bestSelector.QualityParameter.ActualName = QualityParameter.Name;

            intCounter3.Name      = "Increment Generations";
            intCounter3.Increment = new IntValue(1);
            intCounter3.ValueParameter.ActualName = "Generations";

            subScopesCounter3.Name = "Update CurrentPopulationSize";
            subScopesCounter3.ValueParameter.ActualName = "CurrentPopulationSize";
            subScopesCounter3.AccumulateParameter.Value = new BoolValue(false);

            calculator2.Name = "Evaluate ActualSelectionPressure";
            calculator2.CollectedValues.Add(new ValueLookupParameter <IntValue>("NumberOfCreatedOffspring"));
            calculator2.CollectedValues.Add(new ValueLookupParameter <IntValue>("Elites"));
            calculator2.CollectedValues.Add(new ValueLookupParameter <IntValue>("CurrentPopulationSize"));
            calculator2.ExpressionParameter.Value            = new StringValue("NumberOfCreatedOffspring Elites + CurrentPopulationSize /");
            calculator2.ExpressionResultParameter.ActualName = "ActualSelectionPressure";

            comparator2.Name       = "CurrentPopulationSize < 1";
            comparator2.Comparison = new Comparison(ComparisonType.Less);
            comparator2.LeftSideParameter.ActualName = "CurrentPopulationSize";
            comparator2.RightSideParameter.Value     = new IntValue(1);
            comparator2.ResultParameter.ActualName   = "Terminate";

            conditionalBranch3.Name = "Terminate?";
            conditionalBranch3.ConditionParameter.ActualName = "Terminate";

            analyzer2.Name = "Analyzer";
            analyzer2.OperatorParameter.ActualName = "Analyzer";

            comparator3.Name       = "Generations >= MaximumGenerations";
            comparator3.Comparison = new Comparison(ComparisonType.GreaterOrEqual);
            comparator3.LeftSideParameter.ActualName  = "Generations";
            comparator3.ResultParameter.ActualName    = "Terminate";
            comparator3.RightSideParameter.ActualName = MaximumGenerationsParameter.Name;

            conditionalBranch4.Name = "Terminate?";
            conditionalBranch4.ConditionParameter.ActualName = "Terminate";

            comparator4.Name       = "CurrentPopulationSize < MinimumPopulationSize";
            comparator4.Comparison = new Comparison(ComparisonType.Less);
            comparator4.LeftSideParameter.ActualName  = "CurrentPopulationSize";
            comparator4.RightSideParameter.ActualName = MinimumPopulationSizeParameter.Name;
            comparator4.ResultParameter.ActualName    = "Terminate";

            conditionalBranch5.Name = "Terminate?";
            conditionalBranch5.ConditionParameter.ActualName = "Terminate";

            assigner3.Name = "Reset NumberOfCreatedOffspring";
            assigner3.LeftSideParameter.ActualName = "NumberOfCreatedOffspring";
            assigner3.RightSideParameter.Value     = new IntValue(0);

            assigner4.Name = "Reset NumberOfSuccessfulOffspring";
            assigner4.LeftSideParameter.ActualName = "NumberOfSuccessfulOffspring";
            assigner4.RightSideParameter.Value     = new IntValue(0);

            assigner5.Name = "Reset OffspringList";
            assigner5.LeftSideParameter.ActualName = "OffspringList";
            assigner5.RightSideParameter.Value     = new ScopeList();

            reevaluateElitesBranch.ConditionParameter.ActualName = "ReevaluateElites";
            reevaluateElitesBranch.Name = "Reevaluate elites ?";

            uniformSubScopesProcessor2.Parallel.Value = true;

            evaluator2.Name = "Evaluator (placeholder)";
            evaluator2.OperatorParameter.ActualName = EvaluatorParameter.Name;

            subScopesCounter4.Name = "Increment EvaluatedSolutions";
            subScopesCounter4.ValueParameter.ActualName = EvaluatedSolutionsParameter.Name;
            #endregion

            #region Create operator graph
            OperatorGraph.InitialOperator = variableCreator;
            variableCreator.Successor     = assigner1;
            assigner1.Successor           = resultsCollector;
            resultsCollector.Successor    = analyzer1;
            analyzer1.Successor           = selector;
            selector.Successor            = subScopesProcessor1;
            subScopesProcessor1.Operators.Add(new EmptyOperator());
            subScopesProcessor1.Operators.Add(childrenCreator);
            subScopesProcessor1.Successor       = calculator1;
            childrenCreator.Successor           = uniformSubScopesProcessor;
            uniformSubScopesProcessor.Operator  = crossover;
            uniformSubScopesProcessor.Successor = intCounter1;
            crossover.Successor           = stochasticBranch;
            stochasticBranch.FirstBranch  = mutator;
            stochasticBranch.SecondBranch = null;
            mutator.Successor             = null;
            stochasticBranch.Successor    = evaluator;
            evaluator.Successor           = weightedParentsQualityComparator;
            weightedParentsQualityComparator.Successor = subScopesRemover;
            intCounter1.Successor                  = intCounter2;
            intCounter2.Successor                  = conditionalSelector;
            conditionalSelector.Successor          = rightReducer1;
            rightReducer1.Successor                = duplicateSelector;
            duplicateSelector.Successor            = leftReducer1;
            leftReducer1.Successor                 = progressiveOffspringSelector;
            progressiveOffspringSelector.Successor = subScopesCounter2;
            calculator1.Successor                  = conditionalBranch1;
            conditionalBranch1.FalseBranch         = comparator1;
            conditionalBranch1.TrueBranch          = subScopesProcessor2;
            comparator1.Successor                  = conditionalBranch2;
            conditionalBranch2.FalseBranch         = leftReducer2;
            conditionalBranch2.TrueBranch          = subScopesProcessor2;
            leftReducer2.Successor                 = selector;
            subScopesProcessor2.Operators.Add(bestSelector);
            subScopesProcessor2.Operators.Add(scopeCleaner);
            subScopesProcessor2.Successor        = mergingReducer;
            bestSelector.Successor               = rightReducer2;
            rightReducer2.Successor              = reevaluateElitesBranch;
            reevaluateElitesBranch.TrueBranch    = uniformSubScopesProcessor2;
            uniformSubScopesProcessor2.Operator  = evaluator2;
            uniformSubScopesProcessor2.Successor = subScopesCounter4;
            evaluator2.Successor               = null;
            subScopesCounter4.Successor        = null;
            reevaluateElitesBranch.FalseBranch = null;
            reevaluateElitesBranch.Successor   = null;
            scopeCleaner.Successor             = scopeRestorer;
            mergingReducer.Successor           = intCounter3;
            intCounter3.Successor              = subScopesCounter3;
            subScopesCounter3.Successor        = calculator2;
            calculator2.Successor              = comparator2;
            comparator2.Successor              = conditionalBranch3;
            conditionalBranch3.FalseBranch     = analyzer2;
            conditionalBranch3.TrueBranch      = null;
            analyzer2.Successor            = comparator3;
            comparator3.Successor          = conditionalBranch4;
            conditionalBranch4.FalseBranch = comparator4;
            conditionalBranch4.TrueBranch  = null;
            conditionalBranch4.Successor   = null;
            comparator4.Successor          = conditionalBranch5;
            conditionalBranch5.FalseBranch = assigner3;
            conditionalBranch5.TrueBranch  = null;
            conditionalBranch5.Successor   = null;
            assigner3.Successor            = assigner4;
            assigner4.Successor            = assigner5;
            assigner5.Successor            = selector;

            #endregion
        }
Пример #2
0
    private void Initialize() {
      #region Create parameters
      Parameters.Add(new ValueLookupParameter<IRandom>("Random", "A pseudo random number generator."));
      Parameters.Add(new ValueLookupParameter<BoolValue>("Maximization", "True if the problem is a maximization problem, otherwise false."));
      Parameters.Add(new ScopeTreeLookupParameter<DoubleValue>("Quality", "The value which represents the quality of a solution."));
      Parameters.Add(new ValueLookupParameter<IOperator>("Selector", "The operator used to select solutions for reproduction."));
      Parameters.Add(new ValueLookupParameter<IOperator>("Crossover", "The operator used to cross solutions."));
      Parameters.Add(new ValueLookupParameter<PercentValue>("MutationProbability", "The probability that the mutation operator is applied on a solution."));
      Parameters.Add(new ValueLookupParameter<IOperator>("Mutator", "The operator used to mutate solutions."));
      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."));
      Parameters.Add(new ValueLookupParameter<IOperator>("Analyzer", "The operator used to analyze each generation."));
      Parameters.Add(new ValueLookupParameter<IntValue>("EvaluatedSolutions", "The number of times solutions have been evaluated."));
      Parameters.Add(new ValueLookupParameter<IntValue>("PopulationSize", "The size of the population."));
      Parameters.Add(new ValueLookupParameter<IntValue>("MinimumPopulationSize", "The minimum size of the population of solutions."));
      Parameters.Add(new ValueLookupParameter<IntValue>("MaximumPopulationSize", "The maximum size of the population of solutions."));
      Parameters.Add(new ValueLookupParameter<DoubleValue>("ComparisonFactor", "The comparison factor."));
      Parameters.Add(new ValueLookupParameter<IntValue>("Effort", "The maximum number of offspring created in each generation."));
      Parameters.Add(new ValueLookupParameter<IntValue>("BatchSize", "The number of children that should be created during one iteration of the offspring creation process."));
      Parameters.Add(new ValueLookupParameter<ISolutionSimilarityCalculator>("SimilarityCalculator", "The operator used to calculate the similarity between two solutions."));
      Parameters.Add(new ScopeParameter("CurrentScope", "The current scope which represents a population of solutions on which the genetic algorithm should be applied."));
      #endregion

      #region Create operators
      VariableCreator variableCreator = new VariableCreator();
      Assigner assigner1 = new Assigner();
      ResultsCollector resultsCollector = new ResultsCollector();
      Placeholder analyzer1 = new Placeholder();
      Placeholder selector = new Placeholder();
      SubScopesProcessor subScopesProcessor1 = new SubScopesProcessor();
      ChildrenCreator childrenCreator = new ChildrenCreator();
      UniformSubScopesProcessor uniformSubScopesProcessor = new UniformSubScopesProcessor();
      Placeholder crossover = new Placeholder();
      StochasticBranch stochasticBranch = new StochasticBranch();
      Placeholder mutator = new Placeholder();
      Placeholder evaluator = new Placeholder();
      WeightedParentsQualityComparator weightedParentsQualityComparator = new WeightedParentsQualityComparator();
      SubScopesRemover subScopesRemover = new SubScopesRemover();
      IntCounter intCounter1 = new IntCounter();
      IntCounter intCounter2 = new IntCounter();
      ConditionalSelector conditionalSelector = new ConditionalSelector();
      RightReducer rightReducer1 = new RightReducer();
      DuplicatesSelector duplicateSelector = new DuplicatesSelector();
      LeftReducer leftReducer1 = new LeftReducer();
      ProgressiveOffspringPreserver progressiveOffspringSelector = new ProgressiveOffspringPreserver();
      SubScopesCounter subScopesCounter2 = new SubScopesCounter();
      ExpressionCalculator calculator1 = new ExpressionCalculator();
      ConditionalBranch conditionalBranch1 = new ConditionalBranch();
      Comparator comparator1 = new Comparator();
      ConditionalBranch conditionalBranch2 = new ConditionalBranch();
      LeftReducer leftReducer2 = new LeftReducer();
      SubScopesProcessor subScopesProcessor2 = new SubScopesProcessor();
      BestSelector bestSelector = new BestSelector();
      RightReducer rightReducer2 = new RightReducer();
      ScopeCleaner scopeCleaner = new ScopeCleaner();
      ScopeRestorer scopeRestorer = new ScopeRestorer();
      MergingReducer mergingReducer = new MergingReducer();
      IntCounter intCounter3 = new IntCounter();
      SubScopesCounter subScopesCounter3 = new SubScopesCounter();
      ExpressionCalculator calculator2 = new ExpressionCalculator();
      Comparator comparator2 = new Comparator();
      ConditionalBranch conditionalBranch3 = new ConditionalBranch();
      Placeholder analyzer2 = new Placeholder();
      Comparator comparator3 = new Comparator();
      ConditionalBranch conditionalBranch4 = new ConditionalBranch();
      Comparator comparator4 = new Comparator();
      ConditionalBranch conditionalBranch5 = new ConditionalBranch();
      Assigner assigner3 = new Assigner();
      Assigner assigner4 = new Assigner();
      Assigner assigner5 = new Assigner();
      ConditionalBranch reevaluateElitesBranch = new ConditionalBranch();
      UniformSubScopesProcessor uniformSubScopesProcessor2 = new UniformSubScopesProcessor();
      Placeholder evaluator2 = new Placeholder();
      SubScopesCounter subScopesCounter4 = new SubScopesCounter();

      variableCreator.CollectedValues.Add(new ValueParameter<IntValue>("Generations", new IntValue(0))); // Class RAPGA expects this to be called Generations
      variableCreator.CollectedValues.Add(new ValueParameter<IntValue>("CurrentPopulationSize", new IntValue(0)));
      variableCreator.CollectedValues.Add(new ValueParameter<IntValue>("NumberOfCreatedOffspring", new IntValue(0)));
      variableCreator.CollectedValues.Add(new ValueParameter<IntValue>("NumberOfSuccessfulOffspring", new IntValue(0)));
      variableCreator.CollectedValues.Add(new ValueParameter<ScopeList>("OffspringList", new ScopeList()));

      assigner1.Name = "Initialize CurrentPopulationSize";
      assigner1.LeftSideParameter.ActualName = "CurrentPopulationSize";
      assigner1.RightSideParameter.ActualName = PopulationSizeParameter.Name;

      resultsCollector.CollectedValues.Add(new LookupParameter<IntValue>("Generations"));
      resultsCollector.CollectedValues.Add(new LookupParameter<IntValue>("CurrentPopulationSize"));
      resultsCollector.ResultsParameter.ActualName = "Results";

      analyzer1.Name = "Analyzer";
      analyzer1.OperatorParameter.ActualName = "Analyzer";

      selector.Name = "Selector";
      selector.OperatorParameter.ActualName = "Selector";

      childrenCreator.ParentsPerChild = new IntValue(2);

      uniformSubScopesProcessor.Parallel.Value = true;

      crossover.Name = "Crossover";
      crossover.OperatorParameter.ActualName = "Crossover";

      stochasticBranch.ProbabilityParameter.ActualName = "MutationProbability";
      stochasticBranch.RandomParameter.ActualName = "Random";

      mutator.Name = "Mutator";
      mutator.OperatorParameter.ActualName = "Mutator";

      evaluator.Name = "Evaluator";
      evaluator.OperatorParameter.ActualName = "Evaluator";

      weightedParentsQualityComparator.ComparisonFactorParameter.ActualName = ComparisonFactorParameter.Name;
      weightedParentsQualityComparator.LeftSideParameter.ActualName = QualityParameter.Name;
      weightedParentsQualityComparator.MaximizationParameter.ActualName = MaximizationParameter.Name;
      weightedParentsQualityComparator.RightSideParameter.ActualName = QualityParameter.Name;
      weightedParentsQualityComparator.ResultParameter.ActualName = "SuccessfulOffspring";

      subScopesRemover.RemoveAllSubScopes = true;

      intCounter1.Name = "Increment NumberOfCreatedOffspring";
      intCounter1.ValueParameter.ActualName = "NumberOfCreatedOffspring";
      intCounter1.Increment = null;
      intCounter1.IncrementParameter.ActualName = BatchSizeParameter.Name;

      intCounter2.Name = "Increment EvaluatedSolutions";
      intCounter2.ValueParameter.ActualName = EvaluatedSolutionsParameter.Name;
      intCounter2.Increment = null;
      intCounter2.IncrementParameter.ActualName = BatchSizeParameter.Name;

      conditionalSelector.ConditionParameter.ActualName = "SuccessfulOffspring";
      conditionalSelector.ConditionParameter.Depth = 1;
      conditionalSelector.CopySelected.Value = false;

      duplicateSelector.CopySelected.Value = false;

      progressiveOffspringSelector.OffspringListParameter.ActualName = "OffspringList";
      progressiveOffspringSelector.ElitesParameter.ActualName = ElitesParameter.Name;
      progressiveOffspringSelector.MaximumPopulationSizeParameter.ActualName = MaximumPopulationSizeParameter.Name;

      subScopesCounter2.Name = "Count Successful Offspring";
      subScopesCounter2.ValueParameter.ActualName = "NumberOfSuccessfulOffspring";

      calculator1.Name = "NumberOfSuccessfulOffspring == MaximumPopulationSize - Elites";
      calculator1.CollectedValues.Add(new ValueLookupParameter<IntValue>("NumberOfSuccessfulOffspring"));
      calculator1.CollectedValues.Add(new ValueLookupParameter<IntValue>("MaximumPopulationSize"));
      calculator1.CollectedValues.Add(new ValueLookupParameter<IntValue>("Elites"));
      calculator1.ExpressionParameter.Value = new StringValue("NumberOfSuccessfulOffspring MaximumPopulationSize Elites - ==");
      calculator1.ExpressionResultParameter.ActualName = "Break";

      conditionalBranch1.Name = "Break?";
      conditionalBranch1.ConditionParameter.ActualName = "Break";

      comparator1.Name = "NumberOfCreatedOffspring >= Effort";
      comparator1.Comparison = new Comparison(ComparisonType.GreaterOrEqual);
      comparator1.LeftSideParameter.ActualName = "NumberOfCreatedOffspring";
      comparator1.RightSideParameter.ActualName = EffortParameter.Name;
      comparator1.ResultParameter.ActualName = "Break";

      conditionalBranch2.Name = "Break?";
      conditionalBranch2.ConditionParameter.ActualName = "Break";

      bestSelector.CopySelected = new BoolValue(false);
      bestSelector.MaximizationParameter.ActualName = MaximizationParameter.Name;
      bestSelector.NumberOfSelectedSubScopesParameter.ActualName = "Elites";
      bestSelector.QualityParameter.ActualName = QualityParameter.Name;

      intCounter3.Name = "Increment Generations";
      intCounter3.Increment = new IntValue(1);
      intCounter3.ValueParameter.ActualName = "Generations";

      subScopesCounter3.Name = "Update CurrentPopulationSize";
      subScopesCounter3.ValueParameter.ActualName = "CurrentPopulationSize";
      subScopesCounter3.AccumulateParameter.Value = new BoolValue(false);

      calculator2.Name = "Evaluate ActualSelectionPressure";
      calculator2.CollectedValues.Add(new ValueLookupParameter<IntValue>("NumberOfCreatedOffspring"));
      calculator2.CollectedValues.Add(new ValueLookupParameter<IntValue>("Elites"));
      calculator2.CollectedValues.Add(new ValueLookupParameter<IntValue>("CurrentPopulationSize"));
      calculator2.ExpressionParameter.Value = new StringValue("NumberOfCreatedOffspring Elites + CurrentPopulationSize /");
      calculator2.ExpressionResultParameter.ActualName = "ActualSelectionPressure";

      comparator2.Name = "CurrentPopulationSize < 1";
      comparator2.Comparison = new Comparison(ComparisonType.Less);
      comparator2.LeftSideParameter.ActualName = "CurrentPopulationSize";
      comparator2.RightSideParameter.Value = new IntValue(1);
      comparator2.ResultParameter.ActualName = "Terminate";

      conditionalBranch3.Name = "Terminate?";
      conditionalBranch3.ConditionParameter.ActualName = "Terminate";

      analyzer2.Name = "Analyzer";
      analyzer2.OperatorParameter.ActualName = "Analyzer";

      comparator3.Name = "Generations >= MaximumGenerations";
      comparator3.Comparison = new Comparison(ComparisonType.GreaterOrEqual);
      comparator3.LeftSideParameter.ActualName = "Generations";
      comparator3.ResultParameter.ActualName = "Terminate";
      comparator3.RightSideParameter.ActualName = MaximumGenerationsParameter.Name;

      conditionalBranch4.Name = "Terminate?";
      conditionalBranch4.ConditionParameter.ActualName = "Terminate";

      comparator4.Name = "CurrentPopulationSize < MinimumPopulationSize";
      comparator4.Comparison = new Comparison(ComparisonType.Less);
      comparator4.LeftSideParameter.ActualName = "CurrentPopulationSize";
      comparator4.RightSideParameter.ActualName = MinimumPopulationSizeParameter.Name;
      comparator4.ResultParameter.ActualName = "Terminate";

      conditionalBranch5.Name = "Terminate?";
      conditionalBranch5.ConditionParameter.ActualName = "Terminate";

      assigner3.Name = "Reset NumberOfCreatedOffspring";
      assigner3.LeftSideParameter.ActualName = "NumberOfCreatedOffspring";
      assigner3.RightSideParameter.Value = new IntValue(0);

      assigner4.Name = "Reset NumberOfSuccessfulOffspring";
      assigner4.LeftSideParameter.ActualName = "NumberOfSuccessfulOffspring";
      assigner4.RightSideParameter.Value = new IntValue(0);

      assigner5.Name = "Reset OffspringList";
      assigner5.LeftSideParameter.ActualName = "OffspringList";
      assigner5.RightSideParameter.Value = new ScopeList();

      reevaluateElitesBranch.ConditionParameter.ActualName = "ReevaluateElites";
      reevaluateElitesBranch.Name = "Reevaluate elites ?";

      uniformSubScopesProcessor2.Parallel.Value = true;

      evaluator2.Name = "Evaluator (placeholder)";
      evaluator2.OperatorParameter.ActualName = EvaluatorParameter.Name;

      subScopesCounter4.Name = "Increment EvaluatedSolutions";
      subScopesCounter4.ValueParameter.ActualName = EvaluatedSolutionsParameter.Name;
      #endregion

      #region Create operator graph
      OperatorGraph.InitialOperator = variableCreator;
      variableCreator.Successor = assigner1;
      assigner1.Successor = resultsCollector;
      resultsCollector.Successor = analyzer1;
      analyzer1.Successor = selector;
      selector.Successor = subScopesProcessor1;
      subScopesProcessor1.Operators.Add(new EmptyOperator());
      subScopesProcessor1.Operators.Add(childrenCreator);
      subScopesProcessor1.Successor = calculator1;
      childrenCreator.Successor = uniformSubScopesProcessor;
      uniformSubScopesProcessor.Operator = crossover;
      uniformSubScopesProcessor.Successor = intCounter1;
      crossover.Successor = stochasticBranch;
      stochasticBranch.FirstBranch = mutator;
      stochasticBranch.SecondBranch = null;
      mutator.Successor = null;
      stochasticBranch.Successor = evaluator;
      evaluator.Successor = weightedParentsQualityComparator;
      weightedParentsQualityComparator.Successor = subScopesRemover;
      intCounter1.Successor = intCounter2;
      intCounter2.Successor = conditionalSelector;
      conditionalSelector.Successor = rightReducer1;
      rightReducer1.Successor = duplicateSelector;
      duplicateSelector.Successor = leftReducer1;
      leftReducer1.Successor = progressiveOffspringSelector;
      progressiveOffspringSelector.Successor = subScopesCounter2;
      calculator1.Successor = conditionalBranch1;
      conditionalBranch1.FalseBranch = comparator1;
      conditionalBranch1.TrueBranch = subScopesProcessor2;
      comparator1.Successor = conditionalBranch2;
      conditionalBranch2.FalseBranch = leftReducer2;
      conditionalBranch2.TrueBranch = subScopesProcessor2;
      leftReducer2.Successor = selector;
      subScopesProcessor2.Operators.Add(bestSelector);
      subScopesProcessor2.Operators.Add(scopeCleaner);
      subScopesProcessor2.Successor = mergingReducer;
      bestSelector.Successor = rightReducer2;
      rightReducer2.Successor = reevaluateElitesBranch;
      reevaluateElitesBranch.TrueBranch = uniformSubScopesProcessor2;
      uniformSubScopesProcessor2.Operator = evaluator2;
      uniformSubScopesProcessor2.Successor = subScopesCounter4;
      evaluator2.Successor = null;
      subScopesCounter4.Successor = null;
      reevaluateElitesBranch.FalseBranch = null;
      reevaluateElitesBranch.Successor = null;
      scopeCleaner.Successor = scopeRestorer;
      mergingReducer.Successor = intCounter3;
      intCounter3.Successor = subScopesCounter3;
      subScopesCounter3.Successor = calculator2;
      calculator2.Successor = comparator2;
      comparator2.Successor = conditionalBranch3;
      conditionalBranch3.FalseBranch = analyzer2;
      conditionalBranch3.TrueBranch = null;
      analyzer2.Successor = comparator3;
      comparator3.Successor = conditionalBranch4;
      conditionalBranch4.FalseBranch = comparator4;
      conditionalBranch4.TrueBranch = null;
      conditionalBranch4.Successor = null;
      comparator4.Successor = conditionalBranch5;
      conditionalBranch5.FalseBranch = assigner3;
      conditionalBranch5.TrueBranch = null;
      conditionalBranch5.Successor = null;
      assigner3.Successor = assigner4;
      assigner4.Successor = assigner5;
      assigner5.Successor = selector;

      #endregion
    }
Пример #3
0
 private DuplicatesSelector(DuplicatesSelector original, Cloner cloner) : base(original, cloner)
 {
 }
Пример #4
0
 private DuplicatesSelector(DuplicatesSelector original, Cloner cloner) : base(original, cloner) { }