[3429] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[7259] | 3 | * Copyright (C) 2002-2012 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[3429] | 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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[4722] | 22 | using HeuristicLab.Common;
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[3429] | 23 | using HeuristicLab.Core;
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| 24 | using HeuristicLab.Data;
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| 25 | using HeuristicLab.Operators;
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| 26 | using HeuristicLab.Optimization;
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| 27 | using HeuristicLab.Optimization.Operators;
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| 28 | using HeuristicLab.Parameters;
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| 29 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 30 |
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| 31 | namespace HeuristicLab.Algorithms.OffspringSelectionGeneticAlgorithm {
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| 32 | /// <summary>
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[3479] | 33 | /// An island offspring selection genetic algorithm main loop operator.
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[3429] | 34 | /// </summary>
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[3479] | 35 | [Item("IslandOffspringSelectionGeneticAlgorithmMainLoop", "An island offspring selection genetic algorithm main loop operator.")]
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[3429] | 36 | [StorableClass]
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[3479] | 37 | public sealed class IslandOffspringSelectionGeneticAlgorithmMainLoop : AlgorithmOperator {
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[3429] | 38 | #region Parameter Properties
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| 39 | public ValueLookupParameter<IRandom> RandomParameter {
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| 40 | get { return (ValueLookupParameter<IRandom>)Parameters["Random"]; }
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| 41 | }
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| 42 | public ValueLookupParameter<BoolValue> MaximizationParameter {
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| 43 | get { return (ValueLookupParameter<BoolValue>)Parameters["Maximization"]; }
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| 44 | }
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[3659] | 45 | public ScopeTreeLookupParameter<DoubleValue> QualityParameter {
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| 46 | get { return (ScopeTreeLookupParameter<DoubleValue>)Parameters["Quality"]; }
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[3429] | 47 | }
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| 48 | public ValueLookupParameter<DoubleValue> BestKnownQualityParameter {
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| 49 | get { return (ValueLookupParameter<DoubleValue>)Parameters["BestKnownQuality"]; }
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| 50 | }
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| 51 | public ValueLookupParameter<IntValue> NumberOfIslandsParameter {
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| 52 | get { return (ValueLookupParameter<IntValue>)Parameters["NumberOfIslands"]; }
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| 53 | }
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| 54 | public ValueLookupParameter<IntValue> MigrationIntervalParameter {
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| 55 | get { return (ValueLookupParameter<IntValue>)Parameters["MigrationInterval"]; }
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| 56 | }
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| 57 | public ValueLookupParameter<PercentValue> MigrationRateParameter {
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| 58 | get { return (ValueLookupParameter<PercentValue>)Parameters["MigrationRate"]; }
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| 59 | }
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| 60 | public ValueLookupParameter<IOperator> MigratorParameter {
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| 61 | get { return (ValueLookupParameter<IOperator>)Parameters["Migrator"]; }
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| 62 | }
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| 63 | public ValueLookupParameter<IOperator> EmigrantsSelectorParameter {
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| 64 | get { return (ValueLookupParameter<IOperator>)Parameters["EmigrantsSelector"]; }
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| 65 | }
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[3611] | 66 | public ValueLookupParameter<IOperator> ImmigrationReplacerParameter {
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| 67 | get { return (ValueLookupParameter<IOperator>)Parameters["ImmigrationReplacer"]; }
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[3429] | 68 | }
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| 69 | public ValueLookupParameter<IntValue> PopulationSizeParameter {
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| 70 | get { return (ValueLookupParameter<IntValue>)Parameters["PopulationSize"]; }
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| 71 | }
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[3611] | 72 | public ValueLookupParameter<IntValue> MaximumGenerationsParameter {
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| 73 | get { return (ValueLookupParameter<IntValue>)Parameters["MaximumGenerations"]; }
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[3429] | 74 | }
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| 75 | public ValueLookupParameter<IOperator> SelectorParameter {
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| 76 | get { return (ValueLookupParameter<IOperator>)Parameters["Selector"]; }
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| 77 | }
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| 78 | public ValueLookupParameter<IOperator> CrossoverParameter {
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| 79 | get { return (ValueLookupParameter<IOperator>)Parameters["Crossover"]; }
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| 80 | }
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| 81 | public ValueLookupParameter<PercentValue> MutationProbabilityParameter {
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| 82 | get { return (ValueLookupParameter<PercentValue>)Parameters["MutationProbability"]; }
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| 83 | }
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| 84 | public ValueLookupParameter<IOperator> MutatorParameter {
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| 85 | get { return (ValueLookupParameter<IOperator>)Parameters["Mutator"]; }
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| 86 | }
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| 87 | public ValueLookupParameter<IOperator> EvaluatorParameter {
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| 88 | get { return (ValueLookupParameter<IOperator>)Parameters["Evaluator"]; }
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| 89 | }
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| 90 | public ValueLookupParameter<IntValue> ElitesParameter {
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| 91 | get { return (ValueLookupParameter<IntValue>)Parameters["Elites"]; }
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| 92 | }
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| 93 | public ValueLookupParameter<ResultCollection> ResultsParameter {
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| 94 | get { return (ValueLookupParameter<ResultCollection>)Parameters["Results"]; }
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| 95 | }
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| 96 | public ValueLookupParameter<IOperator> VisualizerParameter {
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| 97 | get { return (ValueLookupParameter<IOperator>)Parameters["Visualizer"]; }
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| 98 | }
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| 99 | public LookupParameter<IItem> VisualizationParameter {
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| 100 | get { return (LookupParameter<IItem>)Parameters["Visualization"]; }
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| 101 | }
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| 102 | public ValueLookupParameter<DoubleValue> SuccessRatioParameter {
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| 103 | get { return (ValueLookupParameter<DoubleValue>)Parameters["SuccessRatio"]; }
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| 104 | }
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[3611] | 105 | public LookupParameter<DoubleValue> ComparisonFactorParameter {
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| 106 | get { return (LookupParameter<DoubleValue>)Parameters["ComparisonFactor"]; }
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| 107 | }
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[3744] | 108 | public ValueLookupParameter<DoubleValue> ComparisonFactorStartParameter {
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| 109 | get { return (ValueLookupParameter<DoubleValue>)Parameters["ComparisonFactorStart"]; }
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| 110 | }
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[3429] | 111 | public ValueLookupParameter<IOperator> ComparisonFactorModifierParameter {
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| 112 | get { return (ValueLookupParameter<IOperator>)Parameters["ComparisonFactorModifier"]; }
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| 113 | }
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| 114 | public ValueLookupParameter<DoubleValue> MaximumSelectionPressureParameter {
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| 115 | get { return (ValueLookupParameter<DoubleValue>)Parameters["MaximumSelectionPressure"]; }
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| 116 | }
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| 117 | public ValueLookupParameter<BoolValue> OffspringSelectionBeforeMutationParameter {
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| 118 | get { return (ValueLookupParameter<BoolValue>)Parameters["OffspringSelectionBeforeMutation"]; }
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| 119 | }
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[3654] | 120 | public ValueLookupParameter<IOperator> AnalyzerParameter {
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| 121 | get { return (ValueLookupParameter<IOperator>)Parameters["Analyzer"]; }
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| 122 | }
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| 123 | public ValueLookupParameter<IOperator> IslandAnalyzerParameter {
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| 124 | get { return (ValueLookupParameter<IOperator>)Parameters["IslandAnalyzer"]; }
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| 125 | }
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[5356] | 126 | public LookupParameter<IntValue> EvaluatedSolutionsParameter {
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| 127 | get { return (LookupParameter<IntValue>)Parameters["EvaluatedSolutions"]; }
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| 128 | }
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[3429] | 129 | #endregion
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| 130 |
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| 131 | [StorableConstructor]
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[4722] | 132 | private IslandOffspringSelectionGeneticAlgorithmMainLoop(bool deserializing) : base(deserializing) { }
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| 133 | private IslandOffspringSelectionGeneticAlgorithmMainLoop(IslandOffspringSelectionGeneticAlgorithmMainLoop original, Cloner cloner)
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| 134 | : base(original, cloner) {
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| 135 | }
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| 136 | public override IDeepCloneable Clone(Cloner cloner) {
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| 137 | return new IslandOffspringSelectionGeneticAlgorithmMainLoop(this, cloner);
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| 138 | }
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[3479] | 139 | public IslandOffspringSelectionGeneticAlgorithmMainLoop()
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[3429] | 140 | : base() {
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| 141 | #region Create parameters
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| 142 | Parameters.Add(new ValueLookupParameter<IRandom>("Random", "A pseudo random number generator."));
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| 143 | Parameters.Add(new ValueLookupParameter<BoolValue>("Maximization", "True if the problem is a maximization problem, otherwise false."));
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[3659] | 144 | Parameters.Add(new ScopeTreeLookupParameter<DoubleValue>("Quality", "The value which represents the quality of a solution."));
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[3429] | 145 | Parameters.Add(new ValueLookupParameter<DoubleValue>("BestKnownQuality", "The best known quality value found so far."));
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| 146 | Parameters.Add(new ValueLookupParameter<IntValue>("NumberOfIslands", "The number of islands."));
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| 147 | Parameters.Add(new ValueLookupParameter<IntValue>("MigrationInterval", "The number of generations that should pass between migration phases."));
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| 148 | Parameters.Add(new ValueLookupParameter<PercentValue>("MigrationRate", "The proportion of individuals that should migrate between the islands."));
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| 149 | Parameters.Add(new ValueLookupParameter<IOperator>("Migrator", "The migration strategy."));
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| 150 | Parameters.Add(new ValueLookupParameter<IOperator>("EmigrantsSelector", "Selects the individuals that will be migrated."));
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[3611] | 151 | Parameters.Add(new ValueLookupParameter<IOperator>("ImmigrationReplacer", "Replaces part of the original population with the immigrants."));
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[3429] | 152 | Parameters.Add(new ValueLookupParameter<IntValue>("PopulationSize", "The size of the population of solutions."));
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[3611] | 153 | Parameters.Add(new ValueLookupParameter<IntValue>("MaximumGenerations", "The maximum number of generations that should be processed."));
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[3429] | 154 | Parameters.Add(new ValueLookupParameter<IOperator>("Selector", "The operator used to select solutions for reproduction."));
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| 155 | Parameters.Add(new ValueLookupParameter<IOperator>("Crossover", "The operator used to cross solutions."));
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| 156 | Parameters.Add(new ValueLookupParameter<PercentValue>("MutationProbability", "The probability that the mutation operator is applied on a solution."));
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| 157 | Parameters.Add(new ValueLookupParameter<IOperator>("Mutator", "The operator used to mutate solutions."));
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[5208] | 158 | 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."));
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[3429] | 159 | Parameters.Add(new ValueLookupParameter<IntValue>("Elites", "The numer of elite solutions which are kept in each generation."));
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| 160 | Parameters.Add(new ValueLookupParameter<ResultCollection>("Results", "The results collection to store the results."));
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| 161 | Parameters.Add(new ValueLookupParameter<IOperator>("Visualizer", "The operator used to visualize solutions."));
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| 162 | Parameters.Add(new LookupParameter<IItem>("Visualization", "The item which represents the visualization of solutions."));
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| 163 | Parameters.Add(new ValueLookupParameter<DoubleValue>("SuccessRatio", "The ratio of successful to total children that should be achieved."));
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[3611] | 164 | Parameters.Add(new LookupParameter<DoubleValue>("ComparisonFactor", "The comparison factor is used to determine whether the offspring should be compared to the better parent, the worse parent or a quality value linearly interpolated between them. It is in the range [0;1]."));
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[3744] | 165 | Parameters.Add(new ValueLookupParameter<DoubleValue>("ComparisonFactorStart", "The initial value for the comparison factor."));
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[3429] | 166 | Parameters.Add(new ValueLookupParameter<IOperator>("ComparisonFactorModifier", "The operator used to modify the comparison factor."));
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| 167 | Parameters.Add(new ValueLookupParameter<DoubleValue>("MaximumSelectionPressure", "The maximum selection pressure that terminates the algorithm."));
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| 168 | 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."));
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[3654] | 169 | Parameters.Add(new ValueLookupParameter<IOperator>("Analyzer", "The operator used to the analyze the islands."));
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| 170 | Parameters.Add(new ValueLookupParameter<IOperator>("IslandAnalyzer", "The operator used to analyze each island."));
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[5356] | 171 | Parameters.Add(new LookupParameter<IntValue>("EvaluatedSolutions", "The number of times solutions have been evaluated."));
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[3429] | 172 | #endregion
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| 173 |
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| 174 | #region Create operators
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| 175 | VariableCreator variableCreator = new VariableCreator();
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[3611] | 176 | UniformSubScopesProcessor uniformSubScopesProcessor0 = new UniformSubScopesProcessor();
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[3429] | 177 | VariableCreator islandVariableCreator = new VariableCreator();
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[3654] | 178 | Placeholder islandAnalyzer1 = new Placeholder();
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| 179 | ResultsCollector islandResultsCollector1 = new ResultsCollector();
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[3744] | 180 | Assigner comparisonFactorInitializer = new Assigner();
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[3654] | 181 | Placeholder analyzer1 = new Placeholder();
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| 182 | ResultsCollector resultsCollector1 = new ResultsCollector();
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[3611] | 183 | UniformSubScopesProcessor uniformSubScopesProcessor1 = new UniformSubScopesProcessor();
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| 184 | ConditionalBranch islandTerminatedBySelectionPressure1 = new ConditionalBranch();
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| 185 | OffspringSelectionGeneticAlgorithmMainOperator mainOperator = new OffspringSelectionGeneticAlgorithmMainOperator();
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[3654] | 186 | Placeholder islandAnalyzer2 = new Placeholder();
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| 187 | ResultsCollector islandResultsCollector2 = new ResultsCollector();
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[3611] | 188 | Comparator islandSelectionPressureComparator = new Comparator();
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| 189 | ConditionalBranch islandTerminatedBySelectionPressure2 = new ConditionalBranch();
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| 190 | IntCounter terminatedIslandsCounter = new IntCounter();
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| 191 | IntCounter generationsCounter = new IntCounter();
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| 192 | IntCounter generationsSinceLastMigrationCounter = new IntCounter();
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| 193 | Comparator migrationComparator = new Comparator();
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| 194 | ConditionalBranch migrationBranch = new ConditionalBranch();
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| 195 | Assigner resetTerminatedIslandsAssigner = new Assigner();
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| 196 | Assigner resetGenerationsSinceLastMigrationAssigner = new Assigner();
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| 197 | IntCounter migrationsCounter = new IntCounter();
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| 198 | UniformSubScopesProcessor uniformSubScopesProcessor2 = new UniformSubScopesProcessor();
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| 199 | Assigner reviveIslandAssigner = new Assigner();
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[3429] | 200 | Placeholder emigrantsSelector = new Placeholder();
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| 201 | Placeholder migrator = new Placeholder();
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[3611] | 202 | UniformSubScopesProcessor uniformSubScopesProcessor3 = new UniformSubScopesProcessor();
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| 203 | Placeholder immigrationReplacer = new Placeholder();
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| 204 | Comparator generationsComparator = new Comparator();
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| 205 | Comparator terminatedIslandsComparator = new Comparator();
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[3891] | 206 | Comparator maxEvaluatedSolutionsComparator = new Comparator();
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[3744] | 207 | Placeholder comparisonFactorModifier = new Placeholder();
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[3654] | 208 | Placeholder analyzer2 = new Placeholder();
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[3611] | 209 | ConditionalBranch generationsTerminationCondition = new ConditionalBranch();
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| 210 | ConditionalBranch terminatedIslandsCondition = new ConditionalBranch();
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[3891] | 211 | ConditionalBranch evaluatedSolutionsTerminationCondition = new ConditionalBranch();
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[3429] | 212 |
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| 213 | variableCreator.CollectedValues.Add(new ValueParameter<IntValue>("Migrations", new IntValue(0)));
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[3750] | 214 | variableCreator.CollectedValues.Add(new ValueParameter<IntValue>("Generations", new IntValue(0))); // Class IslandOffspringSelectionGeneticAlgorithm expects this to be called Generations
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[3611] | 215 | variableCreator.CollectedValues.Add(new ValueParameter<IntValue>("GenerationsSinceLastMigration", new IntValue(0)));
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| 216 | variableCreator.CollectedValues.Add(new ValueParameter<IntValue>("TerminatedIslands", new IntValue(0)));
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| 217 |
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[3744] | 218 | islandVariableCreator.CollectedValues.Add(new ValueParameter<ResultCollection>(ResultsParameter.Name, new ResultCollection()));
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[3611] | 219 | islandVariableCreator.CollectedValues.Add(new ValueParameter<BoolValue>("TerminateSelectionPressure", new BoolValue(false)));
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| 220 | islandVariableCreator.CollectedValues.Add(new ValueParameter<DoubleValue>("SelectionPressure", new DoubleValue(0)));
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[3429] | 221 |
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[3654] | 222 | islandAnalyzer1.Name = "Island Analyzer (placeholder)";
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| 223 | islandAnalyzer1.OperatorParameter.ActualName = IslandAnalyzerParameter.Name;
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[3429] | 224 |
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[6630] | 225 | islandResultsCollector1.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Selection Pressure", "Displays the rising selection pressure during a generation.", "SelectionPressure"));
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| 226 | islandResultsCollector1.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Success Ratio", "Indicates how many successful children were already found during a generation (relative to the population size).", "CurrentSuccessRatio"));
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[3744] | 227 | islandResultsCollector1.ResultsParameter.ActualName = ResultsParameter.Name;
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[3611] | 228 |
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[3744] | 229 | comparisonFactorInitializer.Name = "Initialize Comparison Factor";
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| 230 | comparisonFactorInitializer.LeftSideParameter.ActualName = ComparisonFactorParameter.Name;
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| 231 | comparisonFactorInitializer.RightSideParameter.ActualName = ComparisonFactorStartParameter.Name;
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[3698] | 232 |
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[3654] | 233 | analyzer1.Name = "Analyzer (placeholder)";
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| 234 | analyzer1.OperatorParameter.ActualName = AnalyzerParameter.Name;
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[3611] | 235 |
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[3673] | 236 | resultsCollector1.CopyValue = new BoolValue(false);
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[3654] | 237 | resultsCollector1.CollectedValues.Add(new LookupParameter<IntValue>("Migrations"));
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| 238 | resultsCollector1.CollectedValues.Add(new LookupParameter<IntValue>("Generations"));
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[3744] | 239 | resultsCollector1.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Comparison Factor", null, ComparisonFactorParameter.Name));
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| 240 | resultsCollector1.CollectedValues.Add(new ScopeTreeLookupParameter<ResultCollection>("IslandResults", "Result set for each island", ResultsParameter.Name));
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[3654] | 241 | resultsCollector1.ResultsParameter.ActualName = ResultsParameter.Name;
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[3611] | 242 |
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| 243 | islandTerminatedBySelectionPressure1.Name = "Island Terminated ?";
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| 244 | islandTerminatedBySelectionPressure1.ConditionParameter.ActualName = "TerminateSelectionPressure";
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[3429] | 245 |
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[3611] | 246 | mainOperator.ComparisonFactorParameter.ActualName = ComparisonFactorParameter.Name;
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| 247 | mainOperator.CrossoverParameter.ActualName = CrossoverParameter.Name;
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| 248 | mainOperator.CurrentSuccessRatioParameter.ActualName = "CurrentSuccessRatio";
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| 249 | mainOperator.ElitesParameter.ActualName = ElitesParameter.Name;
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[5356] | 250 | mainOperator.EvaluatedSolutionsParameter.ActualName = EvaluatedSolutionsParameter.Name;
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[3611] | 251 | mainOperator.EvaluatorParameter.ActualName = EvaluatorParameter.Name;
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| 252 | mainOperator.MaximizationParameter.ActualName = MaximizationParameter.Name;
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| 253 | mainOperator.MaximumSelectionPressureParameter.ActualName = MaximumSelectionPressureParameter.Name;
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| 254 | mainOperator.MutationProbabilityParameter.ActualName = MutationProbabilityParameter.Name;
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| 255 | mainOperator.MutatorParameter.ActualName = MutatorParameter.Name;
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| 256 | mainOperator.OffspringSelectionBeforeMutationParameter.ActualName = OffspringSelectionBeforeMutationParameter.Name;
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| 257 | mainOperator.QualityParameter.ActualName = QualityParameter.Name;
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| 258 | mainOperator.RandomParameter.ActualName = RandomParameter.Name;
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| 259 | mainOperator.SelectionPressureParameter.ActualName = "SelectionPressure";
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| 260 | mainOperator.SelectorParameter.ActualName = SelectorParameter.Name;
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| 261 | mainOperator.SuccessRatioParameter.ActualName = SuccessRatioParameter.Name;
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| 262 |
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[3654] | 263 | islandAnalyzer2.Name = "Island Analyzer (placeholder)";
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| 264 | islandAnalyzer2.OperatorParameter.ActualName = IslandAnalyzerParameter.Name;
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[3611] | 265 |
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[6630] | 266 | islandResultsCollector2.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Selection Pressure", "Displays the rising selection pressure during a generation.", "SelectionPressure"));
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| 267 | islandResultsCollector2.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Success Ratio", "Indicates how many successful children were already found during a generation (relative to the population size).", "CurrentSuccessRatio"));
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[3654] | 268 | islandResultsCollector2.ResultsParameter.ActualName = "Results";
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[3611] | 269 |
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| 270 | islandSelectionPressureComparator.Name = "SelectionPressure >= MaximumSelectionPressure ?";
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| 271 | islandSelectionPressureComparator.LeftSideParameter.ActualName = "SelectionPressure";
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| 272 | islandSelectionPressureComparator.Comparison = new Comparison(ComparisonType.GreaterOrEqual);
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| 273 | islandSelectionPressureComparator.RightSideParameter.ActualName = MaximumSelectionPressureParameter.Name;
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| 274 | islandSelectionPressureComparator.ResultParameter.ActualName = "TerminateSelectionPressure";
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| 275 |
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| 276 | islandTerminatedBySelectionPressure2.Name = "Island Terminated ?";
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| 277 | islandTerminatedBySelectionPressure2.ConditionParameter.ActualName = "TerminateSelectionPressure";
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| 278 |
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| 279 | terminatedIslandsCounter.Name = "TerminatedIslands + 1";
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| 280 | terminatedIslandsCounter.ValueParameter.ActualName = "TerminatedIslands";
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| 281 | terminatedIslandsCounter.Increment = new IntValue(1);
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| 282 |
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| 283 | generationsCounter.Name = "Generations + 1";
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| 284 | generationsCounter.ValueParameter.ActualName = "Generations";
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| 285 | generationsCounter.Increment = new IntValue(1);
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| 286 |
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| 287 | generationsSinceLastMigrationCounter.Name = "GenerationsSinceLastMigration + 1";
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| 288 | generationsSinceLastMigrationCounter.ValueParameter.ActualName = "GenerationsSinceLastMigration";
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| 289 | generationsSinceLastMigrationCounter.Increment = new IntValue(1);
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| 290 |
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| 291 | migrationComparator.Name = "GenerationsSinceLastMigration = MigrationInterval ?";
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| 292 | migrationComparator.LeftSideParameter.ActualName = "GenerationsSinceLastMigration";
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| 293 | migrationComparator.Comparison = new Comparison(ComparisonType.Equal);
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| 294 | migrationComparator.RightSideParameter.ActualName = MigrationIntervalParameter.Name;
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| 295 | migrationComparator.ResultParameter.ActualName = "Migrate";
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| 296 |
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| 297 | migrationBranch.Name = "Migrate?";
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| 298 | migrationBranch.ConditionParameter.ActualName = "Migrate";
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| 299 |
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| 300 | resetTerminatedIslandsAssigner.Name = "Reset TerminatedIslands";
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| 301 | resetTerminatedIslandsAssigner.LeftSideParameter.ActualName = "TerminatedIslands";
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| 302 | resetTerminatedIslandsAssigner.RightSideParameter.Value = new IntValue(0);
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| 303 |
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| 304 | resetGenerationsSinceLastMigrationAssigner.Name = "Reset GenerationsSinceLastMigration";
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| 305 | resetGenerationsSinceLastMigrationAssigner.LeftSideParameter.ActualName = "GenerationsSinceLastMigration";
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| 306 | resetGenerationsSinceLastMigrationAssigner.RightSideParameter.Value = new IntValue(0);
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| 307 |
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| 308 | migrationsCounter.Name = "Migrations + 1";
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| 309 | migrationsCounter.IncrementParameter.Value = new IntValue(1);
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| 310 | migrationsCounter.ValueParameter.ActualName = "Migrations";
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| 311 |
|
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| 312 | reviveIslandAssigner.Name = "Revive Island";
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| 313 | reviveIslandAssigner.LeftSideParameter.ActualName = "TerminateSelectionPressure";
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| 314 | reviveIslandAssigner.RightSideParameter.Value = new BoolValue(false);
|
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| 315 |
|
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[3429] | 316 | emigrantsSelector.Name = "Emigrants Selector (placeholder)";
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| 317 | emigrantsSelector.OperatorParameter.ActualName = EmigrantsSelectorParameter.Name;
|
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| 318 |
|
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| 319 | migrator.Name = "Migrator (placeholder)";
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| 320 | migrator.OperatorParameter.ActualName = MigratorParameter.Name;
|
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| 321 |
|
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[3611] | 322 | immigrationReplacer.Name = "Immigration Replacer (placeholder)";
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| 323 | immigrationReplacer.OperatorParameter.ActualName = ImmigrationReplacerParameter.Name;
|
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[3429] | 324 |
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[3611] | 325 | generationsComparator.Name = "Generations >= MaximumGenerations ?";
|
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| 326 | generationsComparator.LeftSideParameter.ActualName = "Generations";
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| 327 | generationsComparator.Comparison = new Comparison(ComparisonType.GreaterOrEqual);
|
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| 328 | generationsComparator.RightSideParameter.ActualName = MaximumGenerationsParameter.Name;
|
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| 329 | generationsComparator.ResultParameter.ActualName = "TerminateGenerations";
|
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[3429] | 330 |
|
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[3611] | 331 | terminatedIslandsComparator.Name = "All Islands terminated ?";
|
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| 332 | terminatedIslandsComparator.LeftSideParameter.ActualName = "TerminatedIslands";
|
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| 333 | terminatedIslandsComparator.Comparison = new Comparison(ComparisonType.GreaterOrEqual);
|
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| 334 | terminatedIslandsComparator.RightSideParameter.ActualName = NumberOfIslandsParameter.Name;
|
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| 335 | terminatedIslandsComparator.ResultParameter.ActualName = "TerminateTerminatedIslands";
|
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[3429] | 336 |
|
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[3891] | 337 | maxEvaluatedSolutionsComparator.Name = "EvaluatedSolutions >= MaximumEvaluatedSolutions ?";
|
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| 338 | maxEvaluatedSolutionsComparator.Comparison = new Comparison(ComparisonType.GreaterOrEqual);
|
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[5356] | 339 | maxEvaluatedSolutionsComparator.LeftSideParameter.ActualName = EvaluatedSolutionsParameter.Name;
|
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[3891] | 340 | maxEvaluatedSolutionsComparator.ResultParameter.ActualName = "TerminateEvaluatedSolutions";
|
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| 341 | maxEvaluatedSolutionsComparator.RightSideParameter.ActualName = "MaximumEvaluatedSolutions";
|
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| 342 |
|
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[3744] | 343 | comparisonFactorModifier.Name = "Update Comparison Factor (Placeholder)";
|
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| 344 | comparisonFactorModifier.OperatorParameter.ActualName = ComparisonFactorModifierParameter.Name;
|
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[3698] | 345 |
|
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[3654] | 346 | analyzer2.Name = "Analyzer (placeholder)";
|
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| 347 | analyzer2.OperatorParameter.ActualName = AnalyzerParameter.Name;
|
---|
[3429] | 348 |
|
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[3611] | 349 | generationsTerminationCondition.Name = "Terminate (MaxGenerations) ?";
|
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| 350 | generationsTerminationCondition.ConditionParameter.ActualName = "TerminateGenerations";
|
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| 351 |
|
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| 352 | terminatedIslandsCondition.Name = "Terminate (TerminatedIslands) ?";
|
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| 353 | terminatedIslandsCondition.ConditionParameter.ActualName = "TerminateTerminatedIslands";
|
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[3891] | 354 |
|
---|
| 355 | evaluatedSolutionsTerminationCondition.Name = "Terminate (EvaluatedSolutions) ?";
|
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| 356 | evaluatedSolutionsTerminationCondition.ConditionParameter.ActualName = "TerminateEvaluatedSolutions";
|
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[3429] | 357 | #endregion
|
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| 358 |
|
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| 359 | #region Create operator graph
|
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| 360 | OperatorGraph.InitialOperator = variableCreator;
|
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[3611] | 361 | variableCreator.Successor = uniformSubScopesProcessor0;
|
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| 362 | uniformSubScopesProcessor0.Operator = islandVariableCreator;
|
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[3744] | 363 | uniformSubScopesProcessor0.Successor = comparisonFactorInitializer;
|
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[3654] | 364 | islandVariableCreator.Successor = islandAnalyzer1;
|
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| 365 | islandAnalyzer1.Successor = islandResultsCollector1;
|
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| 366 | islandResultsCollector1.Successor = null;
|
---|
[3744] | 367 | comparisonFactorInitializer.Successor = analyzer1;
|
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[3654] | 368 | analyzer1.Successor = resultsCollector1;
|
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[5356] | 369 | resultsCollector1.Successor = uniformSubScopesProcessor1;
|
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[3611] | 370 | uniformSubScopesProcessor1.Operator = islandTerminatedBySelectionPressure1;
|
---|
| 371 | uniformSubScopesProcessor1.Successor = generationsCounter;
|
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| 372 | islandTerminatedBySelectionPressure1.TrueBranch = null;
|
---|
| 373 | islandTerminatedBySelectionPressure1.FalseBranch = mainOperator;
|
---|
| 374 | islandTerminatedBySelectionPressure1.Successor = null;
|
---|
[3654] | 375 | mainOperator.Successor = islandAnalyzer2;
|
---|
| 376 | islandAnalyzer2.Successor = islandResultsCollector2;
|
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[5356] | 377 | islandResultsCollector2.Successor = islandSelectionPressureComparator;
|
---|
[3611] | 378 | islandSelectionPressureComparator.Successor = islandTerminatedBySelectionPressure2;
|
---|
| 379 | islandTerminatedBySelectionPressure2.TrueBranch = terminatedIslandsCounter;
|
---|
| 380 | islandTerminatedBySelectionPressure2.FalseBranch = null;
|
---|
| 381 | islandTerminatedBySelectionPressure2.Successor = null;
|
---|
| 382 | generationsCounter.Successor = generationsSinceLastMigrationCounter;
|
---|
| 383 | generationsSinceLastMigrationCounter.Successor = migrationComparator;
|
---|
| 384 | migrationComparator.Successor = migrationBranch;
|
---|
| 385 | migrationBranch.TrueBranch = resetTerminatedIslandsAssigner;
|
---|
| 386 | migrationBranch.FalseBranch = null;
|
---|
| 387 | migrationBranch.Successor = generationsComparator;
|
---|
| 388 | resetTerminatedIslandsAssigner.Successor = resetGenerationsSinceLastMigrationAssigner;
|
---|
| 389 | resetGenerationsSinceLastMigrationAssigner.Successor = migrationsCounter;
|
---|
| 390 | migrationsCounter.Successor = uniformSubScopesProcessor2;
|
---|
| 391 | uniformSubScopesProcessor2.Operator = reviveIslandAssigner;
|
---|
| 392 | uniformSubScopesProcessor2.Successor = migrator;
|
---|
| 393 | reviveIslandAssigner.Successor = emigrantsSelector;
|
---|
[3429] | 394 | emigrantsSelector.Successor = null;
|
---|
[3611] | 395 | migrator.Successor = uniformSubScopesProcessor3;
|
---|
| 396 | uniformSubScopesProcessor3.Operator = immigrationReplacer;
|
---|
| 397 | uniformSubScopesProcessor3.Successor = null;
|
---|
| 398 | immigrationReplacer.Successor = null;
|
---|
| 399 | generationsComparator.Successor = terminatedIslandsComparator;
|
---|
[3891] | 400 | terminatedIslandsComparator.Successor = maxEvaluatedSolutionsComparator;
|
---|
| 401 | maxEvaluatedSolutionsComparator.Successor = comparisonFactorModifier;
|
---|
[3744] | 402 | comparisonFactorModifier.Successor = analyzer2;
|
---|
[5356] | 403 | analyzer2.Successor = generationsTerminationCondition;
|
---|
[3611] | 404 | generationsTerminationCondition.TrueBranch = null;
|
---|
| 405 | generationsTerminationCondition.FalseBranch = terminatedIslandsCondition;
|
---|
| 406 | generationsTerminationCondition.Successor = null;
|
---|
| 407 | terminatedIslandsCondition.TrueBranch = null;
|
---|
[3891] | 408 | terminatedIslandsCondition.FalseBranch = evaluatedSolutionsTerminationCondition;
|
---|
[3611] | 409 | terminatedIslandsCondition.Successor = null;
|
---|
[3891] | 410 | evaluatedSolutionsTerminationCondition.TrueBranch = null;
|
---|
| 411 | evaluatedSolutionsTerminationCondition.FalseBranch = uniformSubScopesProcessor1;
|
---|
| 412 | evaluatedSolutionsTerminationCondition.Successor = null;
|
---|
[3429] | 413 | #endregion
|
---|
| 414 | }
|
---|
[3715] | 415 |
|
---|
| 416 | public override IOperation Apply() {
|
---|
| 417 | if (CrossoverParameter.ActualValue == null)
|
---|
| 418 | return null;
|
---|
| 419 | return base.Apply();
|
---|
| 420 | }
|
---|
[3429] | 421 | }
|
---|
| 422 | }
|
---|