| [3429] | 1 | #region License Information
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| 2 | /* HeuristicLab
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| [15584] | 3 | * Copyright (C) 2002-2018 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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| [9673] | 93 | public IValueLookupParameter<BoolValue> ReevaluateElitesParameter {
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| 94 | get { return (IValueLookupParameter<BoolValue>)Parameters["ReevaluateElites"]; }
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| 95 | }
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| [3429] | 96 | public ValueLookupParameter<ResultCollection> ResultsParameter {
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| 97 | get { return (ValueLookupParameter<ResultCollection>)Parameters["Results"]; }
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| 98 | }
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| 99 | public ValueLookupParameter<IOperator> VisualizerParameter {
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| 100 | get { return (ValueLookupParameter<IOperator>)Parameters["Visualizer"]; }
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| 101 | }
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| 102 | public LookupParameter<IItem> VisualizationParameter {
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| 103 | get { return (LookupParameter<IItem>)Parameters["Visualization"]; }
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| 104 | }
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| 105 | public ValueLookupParameter<DoubleValue> SuccessRatioParameter {
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| 106 | get { return (ValueLookupParameter<DoubleValue>)Parameters["SuccessRatio"]; }
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| 107 | }
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| [3611] | 108 | public LookupParameter<DoubleValue> ComparisonFactorParameter {
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| 109 | get { return (LookupParameter<DoubleValue>)Parameters["ComparisonFactor"]; }
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| 110 | }
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| [3744] | 111 | public ValueLookupParameter<DoubleValue> ComparisonFactorStartParameter {
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| 112 | get { return (ValueLookupParameter<DoubleValue>)Parameters["ComparisonFactorStart"]; }
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| 113 | }
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| [3429] | 114 | public ValueLookupParameter<IOperator> ComparisonFactorModifierParameter {
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| 115 | get { return (ValueLookupParameter<IOperator>)Parameters["ComparisonFactorModifier"]; }
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| 116 | }
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| 117 | public ValueLookupParameter<DoubleValue> MaximumSelectionPressureParameter {
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| 118 | get { return (ValueLookupParameter<DoubleValue>)Parameters["MaximumSelectionPressure"]; }
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| 119 | }
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| 120 | public ValueLookupParameter<BoolValue> OffspringSelectionBeforeMutationParameter {
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| 121 | get { return (ValueLookupParameter<BoolValue>)Parameters["OffspringSelectionBeforeMutation"]; }
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| 122 | }
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| [3654] | 123 | public ValueLookupParameter<IOperator> AnalyzerParameter {
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| 124 | get { return (ValueLookupParameter<IOperator>)Parameters["Analyzer"]; }
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| 125 | }
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| 126 | public ValueLookupParameter<IOperator> IslandAnalyzerParameter {
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| 127 | get { return (ValueLookupParameter<IOperator>)Parameters["IslandAnalyzer"]; }
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| 128 | }
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| [5356] | 129 | public LookupParameter<IntValue> EvaluatedSolutionsParameter {
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| 130 | get { return (LookupParameter<IntValue>)Parameters["EvaluatedSolutions"]; }
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| 131 | }
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| [10644] | 132 | public IValueLookupParameter<BoolValue> FillPopulationWithParentsParameter {
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| 133 | get { return (IValueLookupParameter<BoolValue>)Parameters["FillPopulationWithParents"]; }
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| 134 | }
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| [3429] | 135 | #endregion
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| 136 |
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| 137 | [StorableConstructor]
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| [4722] | 138 | private IslandOffspringSelectionGeneticAlgorithmMainLoop(bool deserializing) : base(deserializing) { }
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| 139 | private IslandOffspringSelectionGeneticAlgorithmMainLoop(IslandOffspringSelectionGeneticAlgorithmMainLoop original, Cloner cloner)
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| 140 | : base(original, cloner) {
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| 141 | }
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| 142 | public override IDeepCloneable Clone(Cloner cloner) {
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| 143 | return new IslandOffspringSelectionGeneticAlgorithmMainLoop(this, cloner);
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| 144 | }
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| [3479] | 145 | public IslandOffspringSelectionGeneticAlgorithmMainLoop()
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| [3429] | 146 | : base() {
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| 147 | #region Create parameters
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| 148 | Parameters.Add(new ValueLookupParameter<IRandom>("Random", "A pseudo random number generator."));
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| 149 | Parameters.Add(new ValueLookupParameter<BoolValue>("Maximization", "True if the problem is a maximization problem, otherwise false."));
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| [3659] | 150 | Parameters.Add(new ScopeTreeLookupParameter<DoubleValue>("Quality", "The value which represents the quality of a solution."));
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| [3429] | 151 | Parameters.Add(new ValueLookupParameter<DoubleValue>("BestKnownQuality", "The best known quality value found so far."));
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| 152 | Parameters.Add(new ValueLookupParameter<IntValue>("NumberOfIslands", "The number of islands."));
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| 153 | Parameters.Add(new ValueLookupParameter<IntValue>("MigrationInterval", "The number of generations that should pass between migration phases."));
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| 154 | Parameters.Add(new ValueLookupParameter<PercentValue>("MigrationRate", "The proportion of individuals that should migrate between the islands."));
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| 155 | Parameters.Add(new ValueLookupParameter<IOperator>("Migrator", "The migration strategy."));
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| 156 | Parameters.Add(new ValueLookupParameter<IOperator>("EmigrantsSelector", "Selects the individuals that will be migrated."));
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| [3611] | 157 | Parameters.Add(new ValueLookupParameter<IOperator>("ImmigrationReplacer", "Replaces part of the original population with the immigrants."));
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| [3429] | 158 | Parameters.Add(new ValueLookupParameter<IntValue>("PopulationSize", "The size of the population of solutions."));
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| [3611] | 159 | Parameters.Add(new ValueLookupParameter<IntValue>("MaximumGenerations", "The maximum number of generations that should be processed."));
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| [3429] | 160 | Parameters.Add(new ValueLookupParameter<IOperator>("Selector", "The operator used to select solutions for reproduction."));
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| 161 | Parameters.Add(new ValueLookupParameter<IOperator>("Crossover", "The operator used to cross solutions."));
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| 162 | Parameters.Add(new ValueLookupParameter<PercentValue>("MutationProbability", "The probability that the mutation operator is applied on a solution."));
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| 163 | Parameters.Add(new ValueLookupParameter<IOperator>("Mutator", "The operator used to mutate solutions."));
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| [5208] | 164 | 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] | 165 | Parameters.Add(new ValueLookupParameter<IntValue>("Elites", "The numer of elite solutions which are kept in each generation."));
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| [9673] | 166 | Parameters.Add(new ValueLookupParameter<BoolValue>("ReevaluateElites", "Flag to determine if elite individuals should be reevaluated (i.e., if stochastic fitness functions are used.)"));
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| [3429] | 167 | Parameters.Add(new ValueLookupParameter<ResultCollection>("Results", "The results collection to store the results."));
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| 168 | Parameters.Add(new ValueLookupParameter<IOperator>("Visualizer", "The operator used to visualize solutions."));
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| 169 | Parameters.Add(new LookupParameter<IItem>("Visualization", "The item which represents the visualization of solutions."));
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| 170 | Parameters.Add(new ValueLookupParameter<DoubleValue>("SuccessRatio", "The ratio of successful to total children that should be achieved."));
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| [3611] | 171 | 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] | 172 | Parameters.Add(new ValueLookupParameter<DoubleValue>("ComparisonFactorStart", "The initial value for the comparison factor."));
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| [3429] | 173 | Parameters.Add(new ValueLookupParameter<IOperator>("ComparisonFactorModifier", "The operator used to modify the comparison factor."));
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| 174 | Parameters.Add(new ValueLookupParameter<DoubleValue>("MaximumSelectionPressure", "The maximum selection pressure that terminates the algorithm."));
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| 175 | 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] | 176 | Parameters.Add(new ValueLookupParameter<IOperator>("Analyzer", "The operator used to the analyze the islands."));
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| 177 | Parameters.Add(new ValueLookupParameter<IOperator>("IslandAnalyzer", "The operator used to analyze each island."));
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| [5356] | 178 | Parameters.Add(new LookupParameter<IntValue>("EvaluatedSolutions", "The number of times solutions have been evaluated."));
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| [10644] | 179 | Parameters.Add(new ValueLookupParameter<BoolValue>("FillPopulationWithParents", "True if the population should be filled with parent individual or false if worse children should be used when the maximum selection pressure is exceeded."));
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| [3429] | 180 | #endregion
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| 181 |
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| 182 | #region Create operators
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| 183 | VariableCreator variableCreator = new VariableCreator();
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| [3611] | 184 | UniformSubScopesProcessor uniformSubScopesProcessor0 = new UniformSubScopesProcessor();
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| [3429] | 185 | VariableCreator islandVariableCreator = new VariableCreator();
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| [3654] | 186 | Placeholder islandAnalyzer1 = new Placeholder();
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| 187 | ResultsCollector islandResultsCollector1 = new ResultsCollector();
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| [3744] | 188 | Assigner comparisonFactorInitializer = new Assigner();
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| [3654] | 189 | Placeholder analyzer1 = new Placeholder();
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| 190 | ResultsCollector resultsCollector1 = new ResultsCollector();
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| [3611] | 191 | UniformSubScopesProcessor uniformSubScopesProcessor1 = new UniformSubScopesProcessor();
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| 192 | ConditionalBranch islandTerminatedBySelectionPressure1 = new ConditionalBranch();
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| 193 | OffspringSelectionGeneticAlgorithmMainOperator mainOperator = new OffspringSelectionGeneticAlgorithmMainOperator();
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| [3654] | 194 | Placeholder islandAnalyzer2 = new Placeholder();
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| 195 | ResultsCollector islandResultsCollector2 = new ResultsCollector();
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| [3611] | 196 | Comparator islandSelectionPressureComparator = new Comparator();
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| 197 | ConditionalBranch islandTerminatedBySelectionPressure2 = new ConditionalBranch();
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| 198 | IntCounter terminatedIslandsCounter = new IntCounter();
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| 199 | IntCounter generationsCounter = new IntCounter();
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| 200 | IntCounter generationsSinceLastMigrationCounter = new IntCounter();
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| 201 | Comparator migrationComparator = new Comparator();
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| 202 | ConditionalBranch migrationBranch = new ConditionalBranch();
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| 203 | Assigner resetTerminatedIslandsAssigner = new Assigner();
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| 204 | Assigner resetGenerationsSinceLastMigrationAssigner = new Assigner();
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| 205 | IntCounter migrationsCounter = new IntCounter();
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| 206 | UniformSubScopesProcessor uniformSubScopesProcessor2 = new UniformSubScopesProcessor();
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| 207 | Assigner reviveIslandAssigner = new Assigner();
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| [3429] | 208 | Placeholder emigrantsSelector = new Placeholder();
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| 209 | Placeholder migrator = new Placeholder();
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| [3611] | 210 | UniformSubScopesProcessor uniformSubScopesProcessor3 = new UniformSubScopesProcessor();
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| 211 | Placeholder immigrationReplacer = new Placeholder();
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| 212 | Comparator generationsComparator = new Comparator();
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| 213 | Comparator terminatedIslandsComparator = new Comparator();
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| [3891] | 214 | Comparator maxEvaluatedSolutionsComparator = new Comparator();
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| [3744] | 215 | Placeholder comparisonFactorModifier = new Placeholder();
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| [3654] | 216 | Placeholder analyzer2 = new Placeholder();
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| [3611] | 217 | ConditionalBranch generationsTerminationCondition = new ConditionalBranch();
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| 218 | ConditionalBranch terminatedIslandsCondition = new ConditionalBranch();
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| [3891] | 219 | ConditionalBranch evaluatedSolutionsTerminationCondition = new ConditionalBranch();
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| [3429] | 220 |
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| 221 | variableCreator.CollectedValues.Add(new ValueParameter<IntValue>("Migrations", new IntValue(0)));
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| [3750] | 222 | variableCreator.CollectedValues.Add(new ValueParameter<IntValue>("Generations", new IntValue(0))); // Class IslandOffspringSelectionGeneticAlgorithm expects this to be called Generations
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| [3611] | 223 | variableCreator.CollectedValues.Add(new ValueParameter<IntValue>("GenerationsSinceLastMigration", new IntValue(0)));
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| 224 | variableCreator.CollectedValues.Add(new ValueParameter<IntValue>("TerminatedIslands", new IntValue(0)));
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| 225 |
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| [3744] | 226 | islandVariableCreator.CollectedValues.Add(new ValueParameter<ResultCollection>(ResultsParameter.Name, new ResultCollection()));
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| [3611] | 227 | islandVariableCreator.CollectedValues.Add(new ValueParameter<BoolValue>("TerminateSelectionPressure", new BoolValue(false)));
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| 228 | islandVariableCreator.CollectedValues.Add(new ValueParameter<DoubleValue>("SelectionPressure", new DoubleValue(0)));
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| [3429] | 229 |
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| [3654] | 230 | islandAnalyzer1.Name = "Island Analyzer (placeholder)";
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| 231 | islandAnalyzer1.OperatorParameter.ActualName = IslandAnalyzerParameter.Name;
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| [3429] | 232 |
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| [6630] | 233 | islandResultsCollector1.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Selection Pressure", "Displays the rising selection pressure during a generation.", "SelectionPressure"));
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| 234 | 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] | 235 | islandResultsCollector1.ResultsParameter.ActualName = ResultsParameter.Name;
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| [3611] | 236 |
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| [3744] | 237 | comparisonFactorInitializer.Name = "Initialize Comparison Factor";
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| 238 | comparisonFactorInitializer.LeftSideParameter.ActualName = ComparisonFactorParameter.Name;
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| 239 | comparisonFactorInitializer.RightSideParameter.ActualName = ComparisonFactorStartParameter.Name;
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| [3698] | 240 |
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| [3654] | 241 | analyzer1.Name = "Analyzer (placeholder)";
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| 242 | analyzer1.OperatorParameter.ActualName = AnalyzerParameter.Name;
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| [3611] | 243 |
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| [3673] | 244 | resultsCollector1.CopyValue = new BoolValue(false);
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| [3654] | 245 | resultsCollector1.CollectedValues.Add(new LookupParameter<IntValue>("Migrations"));
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| 246 | resultsCollector1.CollectedValues.Add(new LookupParameter<IntValue>("Generations"));
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| [3744] | 247 | resultsCollector1.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Comparison Factor", null, ComparisonFactorParameter.Name));
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| 248 | resultsCollector1.CollectedValues.Add(new ScopeTreeLookupParameter<ResultCollection>("IslandResults", "Result set for each island", ResultsParameter.Name));
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| [3654] | 249 | resultsCollector1.ResultsParameter.ActualName = ResultsParameter.Name;
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| [3611] | 250 |
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| 251 | islandTerminatedBySelectionPressure1.Name = "Island Terminated ?";
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| 252 | islandTerminatedBySelectionPressure1.ConditionParameter.ActualName = "TerminateSelectionPressure";
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| [3429] | 253 |
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| [3611] | 254 | mainOperator.ComparisonFactorParameter.ActualName = ComparisonFactorParameter.Name;
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| 255 | mainOperator.CrossoverParameter.ActualName = CrossoverParameter.Name;
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| 256 | mainOperator.CurrentSuccessRatioParameter.ActualName = "CurrentSuccessRatio";
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| 257 | mainOperator.ElitesParameter.ActualName = ElitesParameter.Name;
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| [9673] | 258 | mainOperator.ReevaluateElitesParameter.ActualName = ReevaluateElitesParameter.Name;
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| [5356] | 259 | mainOperator.EvaluatedSolutionsParameter.ActualName = EvaluatedSolutionsParameter.Name;
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| [3611] | 260 | mainOperator.EvaluatorParameter.ActualName = EvaluatorParameter.Name;
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| 261 | mainOperator.MaximizationParameter.ActualName = MaximizationParameter.Name;
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| 262 | mainOperator.MaximumSelectionPressureParameter.ActualName = MaximumSelectionPressureParameter.Name;
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| 263 | mainOperator.MutationProbabilityParameter.ActualName = MutationProbabilityParameter.Name;
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| 264 | mainOperator.MutatorParameter.ActualName = MutatorParameter.Name;
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| 265 | mainOperator.OffspringSelectionBeforeMutationParameter.ActualName = OffspringSelectionBeforeMutationParameter.Name;
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| 266 | mainOperator.QualityParameter.ActualName = QualityParameter.Name;
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| 267 | mainOperator.RandomParameter.ActualName = RandomParameter.Name;
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| 268 | mainOperator.SelectionPressureParameter.ActualName = "SelectionPressure";
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| 269 | mainOperator.SelectorParameter.ActualName = SelectorParameter.Name;
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| 270 | mainOperator.SuccessRatioParameter.ActualName = SuccessRatioParameter.Name;
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| [10644] | 271 | mainOperator.FillPopulationWithParentsParameter.ActualName = FillPopulationWithParentsParameter.Name;
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| [3611] | 272 |
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| [3654] | 273 | islandAnalyzer2.Name = "Island Analyzer (placeholder)";
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| 274 | islandAnalyzer2.OperatorParameter.ActualName = IslandAnalyzerParameter.Name;
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| [3611] | 275 |
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| [6630] | 276 | islandResultsCollector2.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Selection Pressure", "Displays the rising selection pressure during a generation.", "SelectionPressure"));
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| 277 | 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] | 278 | islandResultsCollector2.ResultsParameter.ActualName = "Results";
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| [3611] | 279 |
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| 280 | islandSelectionPressureComparator.Name = "SelectionPressure >= MaximumSelectionPressure ?";
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| 281 | islandSelectionPressureComparator.LeftSideParameter.ActualName = "SelectionPressure";
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| 282 | islandSelectionPressureComparator.Comparison = new Comparison(ComparisonType.GreaterOrEqual);
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| 283 | islandSelectionPressureComparator.RightSideParameter.ActualName = MaximumSelectionPressureParameter.Name;
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| 284 | islandSelectionPressureComparator.ResultParameter.ActualName = "TerminateSelectionPressure";
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| 285 |
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| 286 | islandTerminatedBySelectionPressure2.Name = "Island Terminated ?";
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| 287 | islandTerminatedBySelectionPressure2.ConditionParameter.ActualName = "TerminateSelectionPressure";
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| 288 |
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| 289 | terminatedIslandsCounter.Name = "TerminatedIslands + 1";
|
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| 290 | terminatedIslandsCounter.ValueParameter.ActualName = "TerminatedIslands";
|
|---|
| 291 | terminatedIslandsCounter.Increment = new IntValue(1);
|
|---|
| 292 |
|
|---|
| 293 | generationsCounter.Name = "Generations + 1";
|
|---|
| 294 | generationsCounter.ValueParameter.ActualName = "Generations";
|
|---|
| 295 | generationsCounter.Increment = new IntValue(1);
|
|---|
| 296 |
|
|---|
| 297 | generationsSinceLastMigrationCounter.Name = "GenerationsSinceLastMigration + 1";
|
|---|
| 298 | generationsSinceLastMigrationCounter.ValueParameter.ActualName = "GenerationsSinceLastMigration";
|
|---|
| 299 | generationsSinceLastMigrationCounter.Increment = new IntValue(1);
|
|---|
| 300 |
|
|---|
| 301 | migrationComparator.Name = "GenerationsSinceLastMigration = MigrationInterval ?";
|
|---|
| 302 | migrationComparator.LeftSideParameter.ActualName = "GenerationsSinceLastMigration";
|
|---|
| 303 | migrationComparator.Comparison = new Comparison(ComparisonType.Equal);
|
|---|
| 304 | migrationComparator.RightSideParameter.ActualName = MigrationIntervalParameter.Name;
|
|---|
| 305 | migrationComparator.ResultParameter.ActualName = "Migrate";
|
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| 306 |
|
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| 307 | migrationBranch.Name = "Migrate?";
|
|---|
| 308 | migrationBranch.ConditionParameter.ActualName = "Migrate";
|
|---|
| 309 |
|
|---|
| 310 | resetTerminatedIslandsAssigner.Name = "Reset TerminatedIslands";
|
|---|
| 311 | resetTerminatedIslandsAssigner.LeftSideParameter.ActualName = "TerminatedIslands";
|
|---|
| 312 | resetTerminatedIslandsAssigner.RightSideParameter.Value = new IntValue(0);
|
|---|
| 313 |
|
|---|
| 314 | resetGenerationsSinceLastMigrationAssigner.Name = "Reset GenerationsSinceLastMigration";
|
|---|
| 315 | resetGenerationsSinceLastMigrationAssigner.LeftSideParameter.ActualName = "GenerationsSinceLastMigration";
|
|---|
| 316 | resetGenerationsSinceLastMigrationAssigner.RightSideParameter.Value = new IntValue(0);
|
|---|
| 317 |
|
|---|
| 318 | migrationsCounter.Name = "Migrations + 1";
|
|---|
| 319 | migrationsCounter.IncrementParameter.Value = new IntValue(1);
|
|---|
| 320 | migrationsCounter.ValueParameter.ActualName = "Migrations";
|
|---|
| 321 |
|
|---|
| 322 | reviveIslandAssigner.Name = "Revive Island";
|
|---|
| 323 | reviveIslandAssigner.LeftSideParameter.ActualName = "TerminateSelectionPressure";
|
|---|
| 324 | reviveIslandAssigner.RightSideParameter.Value = new BoolValue(false);
|
|---|
| 325 |
|
|---|
| [3429] | 326 | emigrantsSelector.Name = "Emigrants Selector (placeholder)";
|
|---|
| 327 | emigrantsSelector.OperatorParameter.ActualName = EmigrantsSelectorParameter.Name;
|
|---|
| 328 |
|
|---|
| 329 | migrator.Name = "Migrator (placeholder)";
|
|---|
| 330 | migrator.OperatorParameter.ActualName = MigratorParameter.Name;
|
|---|
| 331 |
|
|---|
| [3611] | 332 | immigrationReplacer.Name = "Immigration Replacer (placeholder)";
|
|---|
| 333 | immigrationReplacer.OperatorParameter.ActualName = ImmigrationReplacerParameter.Name;
|
|---|
| [3429] | 334 |
|
|---|
| [3611] | 335 | generationsComparator.Name = "Generations >= MaximumGenerations ?";
|
|---|
| 336 | generationsComparator.LeftSideParameter.ActualName = "Generations";
|
|---|
| 337 | generationsComparator.Comparison = new Comparison(ComparisonType.GreaterOrEqual);
|
|---|
| 338 | generationsComparator.RightSideParameter.ActualName = MaximumGenerationsParameter.Name;
|
|---|
| 339 | generationsComparator.ResultParameter.ActualName = "TerminateGenerations";
|
|---|
| [3429] | 340 |
|
|---|
| [3611] | 341 | terminatedIslandsComparator.Name = "All Islands terminated ?";
|
|---|
| 342 | terminatedIslandsComparator.LeftSideParameter.ActualName = "TerminatedIslands";
|
|---|
| 343 | terminatedIslandsComparator.Comparison = new Comparison(ComparisonType.GreaterOrEqual);
|
|---|
| 344 | terminatedIslandsComparator.RightSideParameter.ActualName = NumberOfIslandsParameter.Name;
|
|---|
| 345 | terminatedIslandsComparator.ResultParameter.ActualName = "TerminateTerminatedIslands";
|
|---|
| [3429] | 346 |
|
|---|
| [3891] | 347 | maxEvaluatedSolutionsComparator.Name = "EvaluatedSolutions >= MaximumEvaluatedSolutions ?";
|
|---|
| 348 | maxEvaluatedSolutionsComparator.Comparison = new Comparison(ComparisonType.GreaterOrEqual);
|
|---|
| [5356] | 349 | maxEvaluatedSolutionsComparator.LeftSideParameter.ActualName = EvaluatedSolutionsParameter.Name;
|
|---|
| [3891] | 350 | maxEvaluatedSolutionsComparator.ResultParameter.ActualName = "TerminateEvaluatedSolutions";
|
|---|
| 351 | maxEvaluatedSolutionsComparator.RightSideParameter.ActualName = "MaximumEvaluatedSolutions";
|
|---|
| 352 |
|
|---|
| [3744] | 353 | comparisonFactorModifier.Name = "Update Comparison Factor (Placeholder)";
|
|---|
| 354 | comparisonFactorModifier.OperatorParameter.ActualName = ComparisonFactorModifierParameter.Name;
|
|---|
| [3698] | 355 |
|
|---|
| [3654] | 356 | analyzer2.Name = "Analyzer (placeholder)";
|
|---|
| 357 | analyzer2.OperatorParameter.ActualName = AnalyzerParameter.Name;
|
|---|
| [3429] | 358 |
|
|---|
| [3611] | 359 | generationsTerminationCondition.Name = "Terminate (MaxGenerations) ?";
|
|---|
| 360 | generationsTerminationCondition.ConditionParameter.ActualName = "TerminateGenerations";
|
|---|
| 361 |
|
|---|
| 362 | terminatedIslandsCondition.Name = "Terminate (TerminatedIslands) ?";
|
|---|
| 363 | terminatedIslandsCondition.ConditionParameter.ActualName = "TerminateTerminatedIslands";
|
|---|
| [3891] | 364 |
|
|---|
| 365 | evaluatedSolutionsTerminationCondition.Name = "Terminate (EvaluatedSolutions) ?";
|
|---|
| 366 | evaluatedSolutionsTerminationCondition.ConditionParameter.ActualName = "TerminateEvaluatedSolutions";
|
|---|
| [3429] | 367 | #endregion
|
|---|
| 368 |
|
|---|
| 369 | #region Create operator graph
|
|---|
| 370 | OperatorGraph.InitialOperator = variableCreator;
|
|---|
| [3611] | 371 | variableCreator.Successor = uniformSubScopesProcessor0;
|
|---|
| 372 | uniformSubScopesProcessor0.Operator = islandVariableCreator;
|
|---|
| [3744] | 373 | uniformSubScopesProcessor0.Successor = comparisonFactorInitializer;
|
|---|
| [3654] | 374 | islandVariableCreator.Successor = islandAnalyzer1;
|
|---|
| 375 | islandAnalyzer1.Successor = islandResultsCollector1;
|
|---|
| 376 | islandResultsCollector1.Successor = null;
|
|---|
| [3744] | 377 | comparisonFactorInitializer.Successor = analyzer1;
|
|---|
| [3654] | 378 | analyzer1.Successor = resultsCollector1;
|
|---|
| [5356] | 379 | resultsCollector1.Successor = uniformSubScopesProcessor1;
|
|---|
| [3611] | 380 | uniformSubScopesProcessor1.Operator = islandTerminatedBySelectionPressure1;
|
|---|
| 381 | uniformSubScopesProcessor1.Successor = generationsCounter;
|
|---|
| 382 | islandTerminatedBySelectionPressure1.TrueBranch = null;
|
|---|
| 383 | islandTerminatedBySelectionPressure1.FalseBranch = mainOperator;
|
|---|
| 384 | islandTerminatedBySelectionPressure1.Successor = null;
|
|---|
| [3654] | 385 | mainOperator.Successor = islandAnalyzer2;
|
|---|
| 386 | islandAnalyzer2.Successor = islandResultsCollector2;
|
|---|
| [5356] | 387 | islandResultsCollector2.Successor = islandSelectionPressureComparator;
|
|---|
| [3611] | 388 | islandSelectionPressureComparator.Successor = islandTerminatedBySelectionPressure2;
|
|---|
| 389 | islandTerminatedBySelectionPressure2.TrueBranch = terminatedIslandsCounter;
|
|---|
| 390 | islandTerminatedBySelectionPressure2.FalseBranch = null;
|
|---|
| 391 | islandTerminatedBySelectionPressure2.Successor = null;
|
|---|
| 392 | generationsCounter.Successor = generationsSinceLastMigrationCounter;
|
|---|
| 393 | generationsSinceLastMigrationCounter.Successor = migrationComparator;
|
|---|
| 394 | migrationComparator.Successor = migrationBranch;
|
|---|
| 395 | migrationBranch.TrueBranch = resetTerminatedIslandsAssigner;
|
|---|
| 396 | migrationBranch.FalseBranch = null;
|
|---|
| 397 | migrationBranch.Successor = generationsComparator;
|
|---|
| 398 | resetTerminatedIslandsAssigner.Successor = resetGenerationsSinceLastMigrationAssigner;
|
|---|
| 399 | resetGenerationsSinceLastMigrationAssigner.Successor = migrationsCounter;
|
|---|
| 400 | migrationsCounter.Successor = uniformSubScopesProcessor2;
|
|---|
| 401 | uniformSubScopesProcessor2.Operator = reviveIslandAssigner;
|
|---|
| 402 | uniformSubScopesProcessor2.Successor = migrator;
|
|---|
| 403 | reviveIslandAssigner.Successor = emigrantsSelector;
|
|---|
| [3429] | 404 | emigrantsSelector.Successor = null;
|
|---|
| [3611] | 405 | migrator.Successor = uniformSubScopesProcessor3;
|
|---|
| 406 | uniformSubScopesProcessor3.Operator = immigrationReplacer;
|
|---|
| 407 | uniformSubScopesProcessor3.Successor = null;
|
|---|
| 408 | immigrationReplacer.Successor = null;
|
|---|
| 409 | generationsComparator.Successor = terminatedIslandsComparator;
|
|---|
| [3891] | 410 | terminatedIslandsComparator.Successor = maxEvaluatedSolutionsComparator;
|
|---|
| 411 | maxEvaluatedSolutionsComparator.Successor = comparisonFactorModifier;
|
|---|
| [3744] | 412 | comparisonFactorModifier.Successor = analyzer2;
|
|---|
| [5356] | 413 | analyzer2.Successor = generationsTerminationCondition;
|
|---|
| [3611] | 414 | generationsTerminationCondition.TrueBranch = null;
|
|---|
| 415 | generationsTerminationCondition.FalseBranch = terminatedIslandsCondition;
|
|---|
| 416 | generationsTerminationCondition.Successor = null;
|
|---|
| 417 | terminatedIslandsCondition.TrueBranch = null;
|
|---|
| [3891] | 418 | terminatedIslandsCondition.FalseBranch = evaluatedSolutionsTerminationCondition;
|
|---|
| [3611] | 419 | terminatedIslandsCondition.Successor = null;
|
|---|
| [3891] | 420 | evaluatedSolutionsTerminationCondition.TrueBranch = null;
|
|---|
| 421 | evaluatedSolutionsTerminationCondition.FalseBranch = uniformSubScopesProcessor1;
|
|---|
| 422 | evaluatedSolutionsTerminationCondition.Successor = null;
|
|---|
| [3429] | 423 | #endregion
|
|---|
| 424 | }
|
|---|
| [3715] | 425 |
|
|---|
| [9673] | 426 | [StorableHook(HookType.AfterDeserialization)]
|
|---|
| 427 | private void AfterDeserialization() {
|
|---|
| 428 | // BackwardsCompatibility3.3
|
|---|
| 429 | #region Backwards compatible code, remove with 3.4
|
|---|
| 430 | if (!Parameters.ContainsKey("ReevaluateElites")) {
|
|---|
| 431 | Parameters.Add(new ValueLookupParameter<BoolValue>("ReevaluateElites", "Flag to determine if elite individuals should be reevaluated (i.e., if stochastic fitness functions are used.)"));
|
|---|
| 432 | }
|
|---|
| [10644] | 433 | if (!Parameters.ContainsKey("FillPopulationWithParents"))
|
|---|
| 434 | Parameters.Add(new ValueLookupParameter<BoolValue>("FillPopulationWithParents", "True if the population should be filled with parent individual or false if worse children should be used when the maximum selection pressure is exceeded."));
|
|---|
| [9673] | 435 | #endregion
|
|---|
| 436 | }
|
|---|
| 437 |
|
|---|
| [3715] | 438 | public override IOperation Apply() {
|
|---|
| 439 | if (CrossoverParameter.ActualValue == null)
|
|---|
| 440 | return null;
|
|---|
| 441 | return base.Apply();
|
|---|
| 442 | }
|
|---|
| [3429] | 443 | }
|
|---|
| 444 | }
|
|---|
