| 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2015 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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| 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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| 22 | using System;
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| 23 | using System.Linq;
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| 24 | using HeuristicLab.Analysis;
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| 25 | using HeuristicLab.Common;
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| 26 | using HeuristicLab.Core;
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| 27 | using HeuristicLab.Data;
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| 28 | using HeuristicLab.Encodings.RealVectorEncoding;
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| 29 | using HeuristicLab.Operators;
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| 30 | using HeuristicLab.Optimization;
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| 31 | using HeuristicLab.Optimization.Operators;
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| 32 | using HeuristicLab.Parameters;
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| 33 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 34 | using HeuristicLab.PluginInfrastructure;
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| 35 | using HeuristicLab.Random;
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| 36 |
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| 37 | namespace HeuristicLab.Algorithms.CMAEvolutionStrategy {
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| 38 | [Item("CMA Evolution Strategy", "An evolution strategy based on covariance matrix adaptation.")]
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| 39 | [StorableClass]
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| 40 | public sealed class CMAEvolutionStrategy : HeuristicOptimizationEngineAlgorithm, IStorableContent {
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| 41 | public string Filename { get; set; }
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| 42 | #region Strings
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| 43 | private const string SeedName = "Seed";
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| 44 | private const string SetSeedRandomlyName = "SetSeedRandomly";
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| 45 | private const string PopulationSizeName = "PopulationSize";
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| 46 | private const string InitialIterationsName = "InitialIterations";
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| 47 | private const string InitialSigmaName = "InitialSigma";
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| 48 | private const string MuName = "Mu";
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| 49 | private const string CMAInitializerName = "CMAInitializer";
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| 50 | private const string CMAMutatorName = "CMAMutator";
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| 51 | private const string CMARecombinatorName = "CMARecombinator";
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| 52 | private const string CMAUpdaterName = "CMAUpdater";
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| 53 | private const string AnalyzerName = "Analyzer";
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| 54 | private const string MaximumGenerationsName = "MaximumGenerations";
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| 55 | private const string MaximumEvaluatedSolutionsName = "MaximumEvaluatedSolutions";
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| 56 | private const string TargetQualityName = "TargetQuality";
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| 57 | private const string MinimumQualityChangeName = "MinimumQualityChange";
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| 58 | private const string MinimumQualityHistoryChangeName = "MinimumQualityHistoryChange";
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| 59 | private const string MinimumStandardDeviationName = "MinimumStandardDeviation";
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| 60 | private const string MaximumStandardDeviationChangeName = "MaximumStandardDeviationChange";
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| 61 | #endregion
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| 62 |
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| 63 | #region Problem Properties
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| 64 | public override Type ProblemType {
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| 65 | get { return typeof(ISingleObjectiveHeuristicOptimizationProblem); }
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| 66 | }
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| 67 | public new ISingleObjectiveHeuristicOptimizationProblem Problem {
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| 68 | get { return (ISingleObjectiveHeuristicOptimizationProblem)base.Problem; }
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| 69 | set { base.Problem = value; }
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| 70 | }
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| 71 | #endregion
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| 72 |
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| 73 | #region Parameter Properties
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| 74 | public IValueParameter<MultiAnalyzer> AnalyzerParameter {
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| 75 | get { return (IValueParameter<MultiAnalyzer>)Parameters[AnalyzerName]; }
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| 76 | }
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| 77 | private IFixedValueParameter<IntValue> SeedParameter {
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| 78 | get { return (IFixedValueParameter<IntValue>)Parameters[SeedName]; }
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| 79 | }
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| 80 | private IFixedValueParameter<BoolValue> SetSeedRandomlyParameter {
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| 81 | get { return (IFixedValueParameter<BoolValue>)Parameters[SetSeedRandomlyName]; }
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| 82 | }
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| 83 | private IFixedValueParameter<IntValue> PopulationSizeParameter {
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| 84 | get { return (IFixedValueParameter<IntValue>)Parameters[PopulationSizeName]; }
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| 85 | }
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| 86 | private IFixedValueParameter<IntValue> InitialIterationsParameter {
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| 87 | get { return (IFixedValueParameter<IntValue>)Parameters[InitialIterationsName]; }
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| 88 | }
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| 89 | public IValueParameter<DoubleArray> InitialSigmaParameter {
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| 90 | get { return (IValueParameter<DoubleArray>)Parameters[InitialSigmaName]; }
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| 91 | }
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| 92 | private OptionalValueParameter<IntValue> MuParameter {
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| 93 | get { return (OptionalValueParameter<IntValue>)Parameters[MuName]; }
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| 94 | }
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| 95 | public IConstrainedValueParameter<ICMAInitializer> CMAInitializerParameter {
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| 96 | get { return (IConstrainedValueParameter<ICMAInitializer>)Parameters[CMAInitializerName]; }
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| 97 | }
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| 98 | public IConstrainedValueParameter<ICMAManipulator> CMAMutatorParameter {
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| 99 | get { return (IConstrainedValueParameter<ICMAManipulator>)Parameters[CMAMutatorName]; }
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| 100 | }
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| 101 | public IConstrainedValueParameter<ICMARecombinator> CMARecombinatorParameter {
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| 102 | get { return (IConstrainedValueParameter<ICMARecombinator>)Parameters[CMARecombinatorName]; }
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| 103 | }
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| 104 | public IConstrainedValueParameter<ICMAUpdater> CMAUpdaterParameter {
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| 105 | get { return (IConstrainedValueParameter<ICMAUpdater>)Parameters[CMAUpdaterName]; }
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| 106 | }
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| 107 | private IFixedValueParameter<IntValue> MaximumGenerationsParameter {
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| 108 | get { return (IFixedValueParameter<IntValue>)Parameters[MaximumGenerationsName]; }
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| 109 | }
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| 110 | private IFixedValueParameter<IntValue> MaximumEvaluatedSolutionsParameter {
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| 111 | get { return (IFixedValueParameter<IntValue>)Parameters[MaximumEvaluatedSolutionsName]; }
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| 112 | }
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| 113 | private IFixedValueParameter<DoubleValue> TargetQualityParameter {
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| 114 | get { return (IFixedValueParameter<DoubleValue>)Parameters[TargetQualityName]; }
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| 115 | }
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| 116 | private IFixedValueParameter<DoubleValue> MinimumQualityChangeParameter {
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| 117 | get { return (IFixedValueParameter<DoubleValue>)Parameters[MinimumQualityChangeName]; }
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| 118 | }
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| 119 | private IFixedValueParameter<DoubleValue> MinimumQualityHistoryChangeParameter {
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| 120 | get { return (IFixedValueParameter<DoubleValue>)Parameters[MinimumQualityHistoryChangeName]; }
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| 121 | }
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| 122 | private IFixedValueParameter<DoubleValue> MinimumStandardDeviationParameter {
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| 123 | get { return (IFixedValueParameter<DoubleValue>)Parameters[MinimumStandardDeviationName]; }
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| 124 | }
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| 125 | private IFixedValueParameter<DoubleValue> MaximumStandardDeviationChangeParameter {
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| 126 | get { return (IFixedValueParameter<DoubleValue>)Parameters[MaximumStandardDeviationChangeName]; }
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| 127 | }
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| 128 | #endregion
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| 129 |
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| 130 | #region Properties
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| 131 | public int Seed {
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| 132 | get { return SeedParameter.Value.Value; }
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| 133 | set { SeedParameter.Value.Value = value; }
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| 134 | }
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| 135 | public bool SetSeedRandomly {
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| 136 | get { return SetSeedRandomlyParameter.Value.Value; }
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| 137 | set { SetSeedRandomlyParameter.Value.Value = value; }
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| 138 | }
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| 139 | public int PopulationSize {
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| 140 | get { return PopulationSizeParameter.Value.Value; }
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| 141 | set { PopulationSizeParameter.Value.Value = value; }
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| 142 | }
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| 143 | public int InitialIterations {
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| 144 | get { return InitialIterationsParameter.Value.Value; }
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| 145 | set { InitialIterationsParameter.Value.Value = value; }
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| 146 | }
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| 147 | public int MaximumGenerations {
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| 148 | get { return MaximumGenerationsParameter.Value.Value; }
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| 149 | set { MaximumGenerationsParameter.Value.Value = value; }
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| 150 | }
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| 151 | public int MaximumEvaluatedSolutions {
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| 152 | get { return MaximumEvaluatedSolutionsParameter.Value.Value; }
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| 153 | set { MaximumEvaluatedSolutionsParameter.Value.Value = value; }
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| 154 | }
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| 155 | public double TargetQuality {
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| 156 | get { return TargetQualityParameter.Value.Value; }
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| 157 | set { TargetQualityParameter.Value.Value = value; }
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| 158 | }
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| 159 | public double MinimumQualityChange {
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| 160 | get { return MinimumQualityChangeParameter.Value.Value; }
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| 161 | set { MinimumQualityChangeParameter.Value.Value = value; }
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| 162 | }
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| 163 | public double MinimumQualityHistoryChange {
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| 164 | get { return MinimumQualityHistoryChangeParameter.Value.Value; }
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| 165 | set { MinimumQualityHistoryChangeParameter.Value.Value = value; }
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| 166 | }
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| 167 | public double MinimumStandardDeviation {
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| 168 | get { return MinimumStandardDeviationParameter.Value.Value; }
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| 169 | set { MinimumStandardDeviationParameter.Value.Value = value; }
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| 170 | }
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| 171 | public double MaximumStandardDeviationChange {
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| 172 | get { return MaximumStandardDeviationChangeParameter.Value.Value; }
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| 173 | set { MaximumStandardDeviationChangeParameter.Value.Value = value; }
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| 174 | }
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| 175 | public DoubleArray InitialSigma {
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| 176 | get { return InitialSigmaParameter.Value; }
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| 177 | set { InitialSigmaParameter.Value = value; }
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| 178 | }
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| 179 | public IntValue Mu {
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| 180 | get { return MuParameter.Value; }
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| 181 | set { MuParameter.Value = value; }
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| 182 | }
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| 183 | public ICMAInitializer CMAInitializer {
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| 184 | get { return CMAInitializerParameter.Value; }
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| 185 | set { CMAInitializerParameter.Value = value; }
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| 186 | }
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| 187 | public ICMAManipulator CMAMutator {
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| 188 | get { return CMAMutatorParameter.Value; }
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| 189 | set { CMAMutatorParameter.Value = value; }
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| 190 | }
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| 191 | public ICMARecombinator CMARecombinator {
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| 192 | get { return CMARecombinatorParameter.Value; }
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| 193 | set { CMARecombinatorParameter.Value = value; }
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| 194 | }
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| 195 | public MultiAnalyzer Analyzer {
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| 196 | get { return AnalyzerParameter.Value; }
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| 197 | set { AnalyzerParameter.Value = value; }
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| 198 | }
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| 199 | public ICMAUpdater CMAUpdater {
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| 200 | get { return CMAUpdaterParameter.Value; }
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| 201 | set { CMAUpdaterParameter.Value = value; }
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| 202 | }
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| 203 |
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| 204 | private RandomCreator RandomCreator {
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| 205 | get { return (RandomCreator)OperatorGraph.InitialOperator; }
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| 206 | }
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| 207 |
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| 208 | [Storable]
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| 209 | private BestAverageWorstQualityAnalyzer qualityAnalyzer;
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| 210 | [Storable]
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| 211 | private CMAAnalyzer cmaAnalyzer;
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| 212 | [Storable]
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| 213 | private Placeholder solutionCreator;
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| 214 | [Storable]
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| 215 | private Placeholder populationSolutionCreator;
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| 216 | [Storable]
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| 217 | private Placeholder evaluator;
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| 218 | [Storable]
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| 219 | private SubScopesSorter sorter;
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| 220 | [Storable]
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| 221 | private Terminator terminator;
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| 222 | #endregion
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| 223 |
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| 224 | [StorableConstructor]
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| 225 | private CMAEvolutionStrategy(bool deserializing) : base(deserializing) { }
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| 226 | private CMAEvolutionStrategy(CMAEvolutionStrategy original, Cloner cloner)
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| 227 | : base(original, cloner) {
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| 228 | qualityAnalyzer = cloner.Clone(original.qualityAnalyzer);
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| 229 | cmaAnalyzer = cloner.Clone(original.cmaAnalyzer);
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| 230 | solutionCreator = cloner.Clone(original.solutionCreator);
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| 231 | populationSolutionCreator = cloner.Clone(original.populationSolutionCreator);
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| 232 | evaluator = cloner.Clone(original.evaluator);
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| 233 | sorter = cloner.Clone(original.sorter);
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| 234 | terminator = cloner.Clone(original.terminator);
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| 235 | RegisterEventHandlers();
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| 236 | }
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| 237 | public CMAEvolutionStrategy()
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| 238 | : base() {
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| 239 | Parameters.Add(new FixedValueParameter<IntValue>(SeedName, "The random seed used to initialize the new pseudo random number generator.", new IntValue(0)));
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| 240 | Parameters.Add(new FixedValueParameter<BoolValue>(SetSeedRandomlyName, "True if the random seed should be set to a random value, otherwise false.", new BoolValue(true)));
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| 241 | Parameters.Add(new FixedValueParameter<IntValue>(PopulationSizeName, "λ (lambda) - the size of the offspring population.", new IntValue(20)));
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| 242 | Parameters.Add(new FixedValueParameter<IntValue>(InitialIterationsName, "The number of iterations that should be performed with only axis parallel mutation.", new IntValue(0)));
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| 243 | Parameters.Add(new FixedValueParameter<DoubleArray>(InitialSigmaName, "The initial sigma can be a single value or a value for each dimension. All values need to be > 0.", new DoubleArray(new[] { 0.5 })));
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| 244 | Parameters.Add(new OptionalValueParameter<IntValue>(MuName, "Optional, the mu best offspring that should be considered for update of the new mean and strategy parameters. If not given it will be automatically calculated."));
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| 245 | Parameters.Add(new ConstrainedValueParameter<ICMARecombinator>(CMARecombinatorName, "The operator used to calculate the new mean."));
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| 246 | Parameters.Add(new ConstrainedValueParameter<ICMAManipulator>(CMAMutatorName, "The operator used to manipulate a point."));
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| 247 | Parameters.Add(new ConstrainedValueParameter<ICMAInitializer>(CMAInitializerName, "The operator that initializes the covariance matrix and strategy parameters."));
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| 248 | Parameters.Add(new ConstrainedValueParameter<ICMAUpdater>(CMAUpdaterName, "The operator that updates the covariance matrix and strategy parameters."));
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| 249 | Parameters.Add(new ValueParameter<MultiAnalyzer>(AnalyzerName, "The operator used to analyze each generation.", new MultiAnalyzer()));
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| 250 | Parameters.Add(new FixedValueParameter<IntValue>(MaximumGenerationsName, "The maximum number of generations which should be processed.", new IntValue(1000)));
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| 251 | Parameters.Add(new FixedValueParameter<IntValue>(MaximumEvaluatedSolutionsName, "The maximum number of evaluated solutions that should be computed.", new IntValue(int.MaxValue)));
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| 252 | Parameters.Add(new FixedValueParameter<DoubleValue>(TargetQualityName, "(stopFitness) Surpassing this quality value terminates the algorithm.", new DoubleValue(double.NaN)));
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| 253 | Parameters.Add(new FixedValueParameter<DoubleValue>(MinimumQualityChangeName, "(stopTolFun) If the range of fitness values is less than a certain value the algorithm terminates (set to 0 or positive value to enable).", new DoubleValue(double.NaN)));
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| 254 | Parameters.Add(new FixedValueParameter<DoubleValue>(MinimumQualityHistoryChangeName, "(stopTolFunHist) If the range of fitness values is less than a certain value for a certain time the algorithm terminates (set to 0 or positive to enable).", new DoubleValue(double.NaN)));
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| 255 | Parameters.Add(new FixedValueParameter<DoubleValue>(MinimumStandardDeviationName, "(stopTolXFactor) If the standard deviation falls below a certain value the algorithm terminates (set to 0 or positive to enable).", new DoubleValue(double.NaN)));
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| 256 | Parameters.Add(new FixedValueParameter<DoubleValue>(MaximumStandardDeviationChangeName, "(stopTolUpXFactor) If the standard deviation changes by a value larger than this parameter the algorithm stops (set to a value > 0 to enable).", new DoubleValue(double.NaN)));
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| 257 |
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| 258 | var randomCreator = new RandomCreator();
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| 259 | var variableCreator = new VariableCreator();
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| 260 | var resultsCollector = new ResultsCollector();
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| 261 | var cmaInitializer = new Placeholder();
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| 262 | solutionCreator = new Placeholder();
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| 263 | var subScopesCreator = new SubScopesCreator();
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| 264 | var ussp1 = new UniformSubScopesProcessor();
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| 265 | populationSolutionCreator = new Placeholder();
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| 266 | var cmaMutator = new Placeholder();
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| 267 | var ussp2 = new UniformSubScopesProcessor();
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| 268 | evaluator = new Placeholder();
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| 269 | var subScopesCounter = new SubScopesCounter();
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| 270 | sorter = new SubScopesSorter();
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| 271 | var analyzer = new Placeholder();
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| 272 | var cmaRecombinator = new Placeholder();
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| 273 | var generationsCounter = new IntCounter();
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| 274 | var cmaUpdater = new Placeholder();
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| 275 | terminator = new Terminator();
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| 276 |
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| 277 | OperatorGraph.InitialOperator = randomCreator;
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| 278 |
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| 279 | randomCreator.RandomParameter.ActualName = "Random";
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| 280 | randomCreator.SeedParameter.ActualName = SeedParameter.Name;
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| 281 | randomCreator.SeedParameter.Value = null;
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| 282 | randomCreator.SetSeedRandomlyParameter.ActualName = SetSeedRandomlyParameter.Name;
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| 283 | randomCreator.SetSeedRandomlyParameter.Value = null;
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| 284 | randomCreator.Successor = variableCreator;
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| 285 |
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| 286 | variableCreator.Name = "Initialize Variables";
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| 287 | variableCreator.CollectedValues.Add(new ValueParameter<IntValue>("EvaluatedSolutions", new IntValue(0)));
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| 288 | variableCreator.CollectedValues.Add(new ValueParameter<IntValue>("Generations", new IntValue(0)));
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| 289 | variableCreator.Successor = resultsCollector;
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| 290 |
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| 291 | resultsCollector.CollectedValues.Add(new LookupParameter<IntValue>("EvaluatedSolutions"));
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| 292 | resultsCollector.CollectedValues.Add(new LookupParameter<IntValue>("Generations"));
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| 293 | resultsCollector.ResultsParameter.ActualName = "Results";
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| 294 | resultsCollector.Successor = cmaInitializer;
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| 295 |
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| 296 | cmaInitializer.Name = "Initialize Strategy Parameters";
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| 297 | cmaInitializer.OperatorParameter.ActualName = CMAInitializerParameter.Name;
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| 298 | cmaInitializer.Successor = subScopesCreator;
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| 299 |
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| 300 | subScopesCreator.NumberOfSubScopesParameter.ActualName = PopulationSizeParameter.Name;
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| 301 | subScopesCreator.Successor = ussp1;
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| 302 |
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| 303 | ussp1.Name = "Create population";
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| 304 | ussp1.Parallel = new BoolValue(false);
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| 305 | ussp1.Operator = populationSolutionCreator;
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| 306 | ussp1.Successor = solutionCreator;
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| 307 |
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| 308 | populationSolutionCreator.Name = "Initialize arx";
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| 309 | // populationSolutionCreator.OperatorParameter will be wired
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| 310 | populationSolutionCreator.Successor = null;
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| 311 |
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| 312 | solutionCreator.Name = "Initialize xmean";
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| 313 | // solutionCreator.OperatorParameter will be wired
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| 314 | solutionCreator.Successor = cmaMutator;
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| 315 |
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| 316 | cmaMutator.Name = "Sample population";
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| 317 | cmaMutator.OperatorParameter.ActualName = CMAMutatorParameter.Name;
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| 318 | cmaMutator.Successor = ussp2;
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| 319 |
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| 320 | ussp2.Name = "Evaluate offspring";
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| 321 | ussp2.Parallel = new BoolValue(true);
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| 322 | ussp2.Operator = evaluator;
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| 323 | ussp2.Successor = subScopesCounter;
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| 324 |
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| 325 | evaluator.Name = "Evaluator";
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| 326 | // evaluator.OperatorParameter will be wired
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| 327 | evaluator.Successor = null;
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| 328 |
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| 329 | subScopesCounter.Name = "Count EvaluatedSolutions";
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| 330 | subScopesCounter.AccumulateParameter.Value = new BoolValue(true);
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| 331 | subScopesCounter.ValueParameter.ActualName = "EvaluatedSolutions";
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| 332 | subScopesCounter.Successor = sorter;
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| 333 |
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| 334 | // sorter.ValueParameter will be wired
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| 335 | // sorter.DescendingParameter will be wired
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| 336 | sorter.Successor = analyzer;
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| 337 |
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| 338 | analyzer.Name = "Analyzer";
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| 339 | analyzer.OperatorParameter.ActualName = AnalyzerParameter.Name;
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| 340 | analyzer.Successor = cmaRecombinator;
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| 341 |
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| 342 | cmaRecombinator.Name = "Create new xmean";
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| 343 | cmaRecombinator.OperatorParameter.ActualName = CMARecombinatorParameter.Name;
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| 344 | cmaRecombinator.Successor = generationsCounter;
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| 345 |
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| 346 | generationsCounter.Name = "Generations++";
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| 347 | generationsCounter.IncrementParameter.Value = new IntValue(1);
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| 348 | generationsCounter.ValueParameter.ActualName = "Generations";
|
|---|
| 349 | generationsCounter.Successor = cmaUpdater;
|
|---|
| 350 |
|
|---|
| 351 | cmaUpdater.Name = "Update distributions";
|
|---|
| 352 | cmaUpdater.OperatorParameter.ActualName = CMAUpdaterParameter.Name;
|
|---|
| 353 | cmaUpdater.Successor = terminator;
|
|---|
| 354 |
|
|---|
| 355 | terminator.Continue = cmaMutator;
|
|---|
| 356 | terminator.Terminate = null;
|
|---|
| 357 |
|
|---|
| 358 | qualityAnalyzer = new BestAverageWorstQualityAnalyzer();
|
|---|
| 359 | cmaAnalyzer = new CMAAnalyzer();
|
|---|
| 360 |
|
|---|
| 361 | InitializeOperators();
|
|---|
| 362 | RegisterEventHandlers();
|
|---|
| 363 | Parameterize();
|
|---|
| 364 | }
|
|---|
| 365 |
|
|---|
| 366 | public override IDeepCloneable Clone(Cloner cloner) {
|
|---|
| 367 | return new CMAEvolutionStrategy(this, cloner);
|
|---|
| 368 | }
|
|---|
| 369 |
|
|---|
| 370 | [StorableHook(HookType.AfterDeserialization)]
|
|---|
| 371 | private void AfterDeserialization() {
|
|---|
| 372 | RegisterEventHandlers();
|
|---|
| 373 | }
|
|---|
| 374 |
|
|---|
| 375 | public override void Prepare() {
|
|---|
| 376 | if (Problem != null) base.Prepare();
|
|---|
| 377 | }
|
|---|
| 378 |
|
|---|
| 379 | protected override void OnStarted() {
|
|---|
| 380 | if (!(Problem.SolutionCreator is IRealVectorCreator))
|
|---|
| 381 | throw new InvalidOperationException("Problems that do not use RealVectorEncoding cannot be solved by CMA-ES.");
|
|---|
| 382 | base.OnStarted();
|
|---|
| 383 | }
|
|---|
| 384 |
|
|---|
| 385 | #region Events
|
|---|
| 386 | protected override void OnProblemChanged() {
|
|---|
| 387 | Problem.Evaluator.QualityParameter.ActualNameChanged += Evaluator_QualityParameter_ActualNameChanged;
|
|---|
| 388 | var creator = Problem.SolutionCreator as IRealVectorCreator;
|
|---|
| 389 | if (creator != null) {
|
|---|
| 390 | creator.RealVectorParameter.ActualNameChanged += RealVectorCreator_Changed;
|
|---|
| 391 | creator.LengthParameter.ActualNameChanged += RealVectorCreator_Changed;
|
|---|
| 392 | creator.LengthParameter.ValueChanged += RealVectorCreator_Changed;
|
|---|
| 393 | creator.BoundsParameter.ActualNameChanged += RealVectorCreator_Changed;
|
|---|
| 394 | creator.BoundsParameter.ValueChanged += RealVectorCreator_Changed;
|
|---|
| 395 | }
|
|---|
| 396 | UpdateOperators();
|
|---|
| 397 | UpdateAnalyzers();
|
|---|
| 398 | Parameterize();
|
|---|
| 399 | base.OnProblemChanged();
|
|---|
| 400 | }
|
|---|
| 401 | protected override void Problem_SolutionCreatorChanged(object sender, EventArgs e) {
|
|---|
| 402 | var creator = Problem.SolutionCreator as IRealVectorCreator;
|
|---|
| 403 | if (creator != null) {
|
|---|
| 404 | creator.RealVectorParameter.ActualNameChanged += RealVectorCreator_Changed;
|
|---|
| 405 | creator.LengthParameter.ActualNameChanged += RealVectorCreator_Changed;
|
|---|
| 406 | creator.LengthParameter.ValueChanged += RealVectorCreator_Changed;
|
|---|
| 407 | creator.BoundsParameter.ActualNameChanged += RealVectorCreator_Changed;
|
|---|
| 408 | creator.BoundsParameter.ValueChanged += RealVectorCreator_Changed;
|
|---|
| 409 | }
|
|---|
| 410 | Parameterize();
|
|---|
| 411 | base.Problem_SolutionCreatorChanged(sender, e);
|
|---|
| 412 | }
|
|---|
| 413 | protected override void Problem_EvaluatorChanged(object sender, EventArgs e) {
|
|---|
| 414 | Problem.Evaluator.QualityParameter.ActualNameChanged += Evaluator_QualityParameter_ActualNameChanged;
|
|---|
| 415 | Parameterize();
|
|---|
| 416 | base.Problem_EvaluatorChanged(sender, e);
|
|---|
| 417 | }
|
|---|
| 418 | protected override void Problem_OperatorsChanged(object sender, EventArgs e) {
|
|---|
| 419 | UpdateOperators();
|
|---|
| 420 | UpdateAnalyzers();
|
|---|
| 421 | Parameterize();
|
|---|
| 422 | base.Problem_OperatorsChanged(sender, e);
|
|---|
| 423 | }
|
|---|
| 424 | private void Evaluator_QualityParameter_ActualNameChanged(object sender, EventArgs e) {
|
|---|
| 425 | Parameterize();
|
|---|
| 426 | }
|
|---|
| 427 | private bool cmaesInitializerSync;
|
|---|
| 428 | private void CMAESInitializerParameter_ValueChanged(object sender, EventArgs e) {
|
|---|
| 429 | if (cmaesInitializerSync) return;
|
|---|
| 430 | UpdateOperators();
|
|---|
| 431 | Parameterize();
|
|---|
| 432 | }
|
|---|
| 433 | private void RealVectorCreator_Changed(object sender, EventArgs e) {
|
|---|
| 434 | Parameterize();
|
|---|
| 435 | }
|
|---|
| 436 | #endregion
|
|---|
| 437 |
|
|---|
| 438 | #region Helpers
|
|---|
| 439 | private void RegisterEventHandlers() {
|
|---|
| 440 | CMAInitializerParameter.ValueChanged += CMAESInitializerParameter_ValueChanged;
|
|---|
| 441 | if (Problem != null) {
|
|---|
| 442 | Problem.Evaluator.QualityParameter.ActualNameChanged += Evaluator_QualityParameter_ActualNameChanged;
|
|---|
| 443 | var creator = Problem.SolutionCreator as IRealVectorCreator;
|
|---|
| 444 | if (creator != null) {
|
|---|
| 445 | creator.RealVectorParameter.ActualNameChanged += RealVectorCreator_Changed;
|
|---|
| 446 | creator.LengthParameter.ActualNameChanged += RealVectorCreator_Changed;
|
|---|
| 447 | creator.LengthParameter.ValueChanged += RealVectorCreator_Changed;
|
|---|
| 448 | creator.BoundsParameter.ActualNameChanged += RealVectorCreator_Changed;
|
|---|
| 449 | creator.BoundsParameter.ValueChanged += RealVectorCreator_Changed;
|
|---|
| 450 | }
|
|---|
| 451 | }
|
|---|
| 452 | }
|
|---|
| 453 | private void InitializeOperators() {
|
|---|
| 454 | foreach (var op in ApplicationManager.Manager.GetInstances<ICMAInitializer>())
|
|---|
| 455 | CMAInitializerParameter.ValidValues.Add(op);
|
|---|
| 456 | foreach (var op in ApplicationManager.Manager.GetInstances<ICMAManipulator>().Where(x => x.CMAType == CMAInitializer.CMAType))
|
|---|
| 457 | CMAMutatorParameter.ValidValues.Add(op);
|
|---|
| 458 | foreach (var op in ApplicationManager.Manager.GetInstances<ICMARecombinator>().Where(x => x.CMAType == CMAInitializer.CMAType))
|
|---|
| 459 | CMARecombinatorParameter.ValidValues.Add(op);
|
|---|
| 460 | foreach (var op in ApplicationManager.Manager.GetInstances<ICMAUpdater>().Where(x => x.CMAType == CMAInitializer.CMAType))
|
|---|
| 461 | CMAUpdaterParameter.ValidValues.Add(op);
|
|---|
| 462 | }
|
|---|
| 463 | private void UpdateOperators() {
|
|---|
| 464 | cmaesInitializerSync = true;
|
|---|
| 465 | try {
|
|---|
| 466 | var oldMutator = CMAMutator;
|
|---|
| 467 | var oldRecombinator = CMARecombinator;
|
|---|
| 468 | var oldUpdater = CMAUpdater;
|
|---|
| 469 |
|
|---|
| 470 | if (CMAInitializer != null && (oldMutator == null || oldMutator.CMAType != CMAInitializer.CMAType)) {
|
|---|
| 471 | CMAMutatorParameter.ValidValues.Clear();
|
|---|
| 472 | foreach (var op in ApplicationManager.Manager.GetInstances<ICMAManipulator>().Where(x => x.CMAType == CMAInitializer.CMAType))
|
|---|
| 473 | CMAMutatorParameter.ValidValues.Add(op);
|
|---|
| 474 | CMAMutator = CMAMutatorParameter.ValidValues.First();
|
|---|
| 475 | }
|
|---|
| 476 |
|
|---|
| 477 | if (CMAInitializer != null && (oldRecombinator == null || oldRecombinator.CMAType != CMAInitializer.CMAType)) {
|
|---|
| 478 | CMARecombinatorParameter.ValidValues.Clear();
|
|---|
| 479 | foreach (var op in ApplicationManager.Manager.GetInstances<ICMARecombinator>().Where(x => x.CMAType == CMAInitializer.CMAType))
|
|---|
| 480 | CMARecombinatorParameter.ValidValues.Add(op);
|
|---|
| 481 | CMARecombinator = CMARecombinatorParameter.ValidValues.First();
|
|---|
| 482 | }
|
|---|
| 483 |
|
|---|
| 484 | if (CMAInitializer != null && (oldUpdater == null || oldUpdater.CMAType != CMAInitializer.CMAType)) {
|
|---|
| 485 | CMAUpdaterParameter.ValidValues.Clear();
|
|---|
| 486 | foreach (var op in ApplicationManager.Manager.GetInstances<ICMAUpdater>().Where(x => x.CMAType == CMAInitializer.CMAType))
|
|---|
| 487 | CMAUpdaterParameter.ValidValues.Add(op);
|
|---|
| 488 | CMAUpdater = CMAUpdaterParameter.ValidValues.First();
|
|---|
| 489 | }
|
|---|
| 490 | } finally { cmaesInitializerSync = false; }
|
|---|
| 491 | }
|
|---|
| 492 | private void UpdateAnalyzers() {
|
|---|
| 493 | Analyzer.Operators.Clear();
|
|---|
| 494 | if (Problem != null) {
|
|---|
| 495 | foreach (var analyzer in Problem.Operators.OfType<IAnalyzer>()) {
|
|---|
| 496 | foreach (var param in analyzer.Parameters.OfType<IScopeTreeLookupParameter>())
|
|---|
| 497 | param.Depth = 1;
|
|---|
| 498 | Analyzer.Operators.Add(analyzer, analyzer.EnabledByDefault);
|
|---|
| 499 | }
|
|---|
| 500 | }
|
|---|
| 501 | Analyzer.Operators.Add(qualityAnalyzer, qualityAnalyzer.EnabledByDefault);
|
|---|
| 502 | Analyzer.Operators.Add(cmaAnalyzer, cmaAnalyzer.EnabledByDefault);
|
|---|
| 503 | }
|
|---|
| 504 | private void Parameterize() {
|
|---|
| 505 |
|
|---|
| 506 | foreach (var op in CMAInitializerParameter.ValidValues) {
|
|---|
| 507 | op.PopulationSizeParameter.ActualName = PopulationSizeParameter.Name;
|
|---|
| 508 | op.PopulationSizeParameter.Hidden = true;
|
|---|
| 509 | op.MuParameter.ActualName = MuParameter.Name;
|
|---|
| 510 | op.MuParameter.Hidden = true;
|
|---|
| 511 | op.InitialIterationsParameter.Value = null;
|
|---|
| 512 | op.InitialIterationsParameter.ActualName = InitialIterationsParameter.Name;
|
|---|
| 513 | op.InitialIterationsParameter.Hidden = true;
|
|---|
| 514 | op.InitialSigmaParameter.Value = null;
|
|---|
| 515 | op.InitialSigmaParameter.ActualName = InitialSigmaParameter.Name;
|
|---|
| 516 | op.InitialSigmaParameter.Hidden = true;
|
|---|
| 517 |
|
|---|
| 518 | op.DimensionParameter.Hidden = false;
|
|---|
| 519 |
|
|---|
| 520 | ParameterizeStochasticOperator(op);
|
|---|
| 521 | ParameterizeIterationBasedOperator(op);
|
|---|
| 522 | }
|
|---|
| 523 |
|
|---|
| 524 | foreach (var op in CMAMutatorParameter.ValidValues) {
|
|---|
| 525 | op.PopulationSizeParameter.ActualName = PopulationSizeParameter.Name;
|
|---|
| 526 | op.PopulationSizeParameter.Hidden = true;
|
|---|
| 527 |
|
|---|
| 528 | op.MeanParameter.Hidden = false;
|
|---|
| 529 | op.BoundsParameter.Hidden = false;
|
|---|
| 530 | op.RealVectorParameter.Hidden = false;
|
|---|
| 531 |
|
|---|
| 532 | ParameterizeStochasticOperator(op);
|
|---|
| 533 | ParameterizeIterationBasedOperator(op);
|
|---|
| 534 | }
|
|---|
| 535 |
|
|---|
| 536 | foreach (var op in CMARecombinatorParameter.ValidValues) {
|
|---|
| 537 | op.OldMeanParameter.ActualName = "XOld";
|
|---|
| 538 | op.OldMeanParameter.Hidden = true;
|
|---|
| 539 |
|
|---|
| 540 | op.OffspringParameter.Hidden = false;
|
|---|
| 541 | op.MeanParameter.Hidden = false;
|
|---|
| 542 |
|
|---|
| 543 | ParameterizeStochasticOperator(op);
|
|---|
| 544 | ParameterizeIterationBasedOperator(op);
|
|---|
| 545 | }
|
|---|
| 546 |
|
|---|
| 547 | foreach (var op in CMAUpdaterParameter.ValidValues) {
|
|---|
| 548 | op.MaximumEvaluatedSolutionsParameter.ActualName = MaximumEvaluatedSolutionsParameter.Name;
|
|---|
| 549 | op.MaximumEvaluatedSolutionsParameter.Hidden = true;
|
|---|
| 550 | op.OldMeanParameter.ActualName = "XOld";
|
|---|
| 551 | op.OldMeanParameter.Hidden = true;
|
|---|
| 552 |
|
|---|
| 553 | op.MeanParameter.Hidden = false;
|
|---|
| 554 | op.OffspringParameter.Hidden = false;
|
|---|
| 555 | op.QualityParameter.Hidden = false;
|
|---|
| 556 |
|
|---|
| 557 | ParameterizeStochasticOperator(op);
|
|---|
| 558 | ParameterizeIterationBasedOperator(op);
|
|---|
| 559 | }
|
|---|
| 560 |
|
|---|
| 561 | terminator.IterationsParameter.ActualName = "Generations";
|
|---|
| 562 | terminator.MaximumIterationsParameter.ActualName = MaximumGenerationsParameter.Name;
|
|---|
| 563 | terminator.EvaluatedSolutionsParameter.ActualName = "EvaluatedSolutions";
|
|---|
| 564 | terminator.InitialSigmaParameter.ActualName = InitialSigmaParameter.Name;
|
|---|
| 565 | terminator.MaximumEvaluatedSolutionsParameter.ActualName = MaximumEvaluatedSolutionsParameter.Name;
|
|---|
| 566 | terminator.MaximumStandardDeviationChangeParameter.ActualName = MaximumStandardDeviationChangeParameter.Name;
|
|---|
| 567 | terminator.MinimumQualityChangeParameter.ActualName = MinimumQualityChangeParameter.Name;
|
|---|
| 568 | terminator.MinimumQualityHistoryChangeParameter.ActualName = MinimumQualityHistoryChangeParameter.Name;
|
|---|
| 569 | terminator.MinimumStandardDeviationParameter.ActualName = MinimumStandardDeviationParameter.Name;
|
|---|
| 570 | terminator.TargetQualityParameter.ActualName = TargetQualityParameter.Name;
|
|---|
| 571 | if (CMAUpdater != null)
|
|---|
| 572 | terminator.DegenerateStateParameter.ActualName = CMAUpdater.DegenerateStateParameter.ActualName;
|
|---|
| 573 |
|
|---|
| 574 | var creator = Problem != null ? (Problem.SolutionCreator as IRealVectorCreator) : null;
|
|---|
| 575 | if (Problem != null && creator != null) {
|
|---|
| 576 |
|
|---|
| 577 | solutionCreator.OperatorParameter.ActualName = Problem.SolutionCreatorParameter.Name;
|
|---|
| 578 | #region Backwards compatible code, remove with 3.4
|
|---|
| 579 | if (populationSolutionCreator != null) // BackwardsCompatibility3.3
|
|---|
| 580 | // ONLY REMOVE THE CONDITION
|
|---|
| 581 | populationSolutionCreator.OperatorParameter.ActualName = Problem.SolutionCreatorParameter.Name;
|
|---|
| 582 | #endregion
|
|---|
| 583 | evaluator.OperatorParameter.ActualName = Problem.EvaluatorParameter.Name;
|
|---|
| 584 | sorter.DescendingParameter.ActualName = Problem.MaximizationParameter.Name;
|
|---|
| 585 | sorter.ValueParameter.ActualName = Problem.Evaluator.QualityParameter.ActualName;
|
|---|
| 586 | terminator.MaximizationParameter.ActualName = Problem.MaximizationParameter.Name;
|
|---|
| 587 | terminator.QualityParameter.ActualName = Problem.Evaluator.QualityParameter.Name;
|
|---|
| 588 |
|
|---|
| 589 | foreach (var op in CMAInitializerParameter.ValidValues) {
|
|---|
| 590 | if (creator.LengthParameter.Value == null) {
|
|---|
| 591 | op.DimensionParameter.ActualName = creator.LengthParameter.ActualName;
|
|---|
| 592 | op.DimensionParameter.Value = null;
|
|---|
| 593 | } else op.DimensionParameter.Value = creator.LengthParameter.Value;
|
|---|
| 594 | op.DimensionParameter.Hidden = true;
|
|---|
| 595 | }
|
|---|
| 596 |
|
|---|
| 597 | foreach (var op in CMAMutatorParameter.ValidValues) {
|
|---|
| 598 | op.MeanParameter.ActualName = creator.RealVectorParameter.ActualName;
|
|---|
| 599 | op.MeanParameter.Hidden = true;
|
|---|
| 600 | if (creator.BoundsParameter.Value == null) {
|
|---|
| 601 | op.BoundsParameter.ActualName = creator.BoundsParameter.ActualName;
|
|---|
| 602 | op.BoundsParameter.Value = null;
|
|---|
| 603 | } else op.BoundsParameter.Value = creator.BoundsParameter.Value;
|
|---|
| 604 | op.BoundsParameter.Hidden = true;
|
|---|
| 605 | op.RealVectorParameter.ActualName = creator.RealVectorParameter.ActualName;
|
|---|
| 606 | op.RealVectorParameter.Depth = 1;
|
|---|
| 607 | op.RealVectorParameter.Hidden = true;
|
|---|
| 608 | }
|
|---|
| 609 |
|
|---|
| 610 | foreach (var op in CMARecombinatorParameter.ValidValues) {
|
|---|
| 611 | op.MeanParameter.ActualName = creator.RealVectorParameter.ActualName;
|
|---|
| 612 | op.MeanParameter.Hidden = true;
|
|---|
| 613 | op.OffspringParameter.ActualName = creator.RealVectorParameter.ActualName;
|
|---|
| 614 | op.OffspringParameter.Depth = 1;
|
|---|
| 615 | op.OffspringParameter.Hidden = true;
|
|---|
| 616 | }
|
|---|
| 617 |
|
|---|
| 618 | foreach (var op in CMAUpdaterParameter.ValidValues) {
|
|---|
| 619 | op.MeanParameter.ActualName = creator.RealVectorParameter.ActualName;
|
|---|
| 620 | op.MeanParameter.Hidden = true;
|
|---|
| 621 | op.OffspringParameter.ActualName = creator.RealVectorParameter.ActualName;
|
|---|
| 622 | op.OffspringParameter.Depth = 1;
|
|---|
| 623 | op.OffspringParameter.Hidden = true;
|
|---|
| 624 | op.QualityParameter.ActualName = Problem.Evaluator.QualityParameter.ActualName;
|
|---|
| 625 | op.QualityParameter.Hidden = true;
|
|---|
| 626 | }
|
|---|
| 627 |
|
|---|
| 628 | foreach (var op in Problem.Operators.OfType<IStochasticOperator>()) {
|
|---|
| 629 | op.RandomParameter.ActualName = RandomCreator.RandomParameter.ActualName;
|
|---|
| 630 | op.RandomParameter.Hidden = true;
|
|---|
| 631 | }
|
|---|
| 632 |
|
|---|
| 633 | qualityAnalyzer.MaximizationParameter.ActualName = Problem.MaximizationParameter.Name;
|
|---|
| 634 | qualityAnalyzer.MaximizationParameter.Hidden = true;
|
|---|
| 635 | qualityAnalyzer.QualityParameter.ActualName = Problem.Evaluator.QualityParameter.ActualName;
|
|---|
| 636 | qualityAnalyzer.QualityParameter.Depth = 1;
|
|---|
| 637 | qualityAnalyzer.QualityParameter.Hidden = true;
|
|---|
| 638 | qualityAnalyzer.BestKnownQualityParameter.ActualName = Problem.BestKnownQualityParameter.Name;
|
|---|
| 639 | qualityAnalyzer.BestKnownQualityParameter.Hidden = true;
|
|---|
| 640 |
|
|---|
| 641 | cmaAnalyzer.QualityParameter.ActualName = Problem.Evaluator.QualityParameter.ActualName;
|
|---|
| 642 | cmaAnalyzer.QualityParameter.Depth = 1;
|
|---|
| 643 | cmaAnalyzer.QualityParameter.Hidden = true;
|
|---|
| 644 | cmaAnalyzer.MeanParameter.ActualName = creator.RealVectorParameter.ActualName;
|
|---|
| 645 | cmaAnalyzer.MeanParameter.Hidden = true;
|
|---|
| 646 |
|
|---|
| 647 | foreach (var op in Problem.Operators.OfType<IIterationBasedOperator>()) {
|
|---|
| 648 | op.IterationsParameter.ActualName = "Generations";
|
|---|
| 649 | op.IterationsParameter.Hidden = true;
|
|---|
| 650 | op.MaximumIterationsParameter.ActualName = MaximumGenerationsParameter.Name;
|
|---|
| 651 | op.MaximumIterationsParameter.Hidden = true;
|
|---|
| 652 | }
|
|---|
| 653 | } else {
|
|---|
| 654 | qualityAnalyzer.MaximizationParameter.Hidden = false;
|
|---|
| 655 | qualityAnalyzer.QualityParameter.Hidden = false;
|
|---|
| 656 | qualityAnalyzer.BestKnownQualityParameter.Hidden = false;
|
|---|
| 657 |
|
|---|
| 658 | cmaAnalyzer.MeanParameter.Hidden = false;
|
|---|
| 659 | }
|
|---|
| 660 |
|
|---|
| 661 | qualityAnalyzer.ResultsParameter.ActualName = "Results";
|
|---|
| 662 | qualityAnalyzer.ResultsParameter.Hidden = true;
|
|---|
| 663 | cmaAnalyzer.ResultsParameter.ActualName = "Results";
|
|---|
| 664 | cmaAnalyzer.ResultsParameter.Hidden = true;
|
|---|
| 665 | }
|
|---|
| 666 |
|
|---|
| 667 | private void ParameterizeStochasticOperator(IOperator op) {
|
|---|
| 668 | var sOp = op as IStochasticOperator;
|
|---|
| 669 | if (sOp != null) sOp.RandomParameter.ActualName = RandomCreator.RandomParameter.ActualName;
|
|---|
| 670 | }
|
|---|
| 671 |
|
|---|
| 672 | private void ParameterizeIterationBasedOperator(IOperator op) {
|
|---|
| 673 | var iOp = op as IIterationBasedOperator;
|
|---|
| 674 | if (iOp != null) {
|
|---|
| 675 | iOp.IterationsParameter.ActualName = "Generations";
|
|---|
| 676 | iOp.MaximumIterationsParameter.ActualName = MaximumGenerationsParameter.Name;
|
|---|
| 677 | }
|
|---|
| 678 | }
|
|---|
| 679 | #endregion
|
|---|
| 680 | }
|
|---|
| 681 | }
|
|---|
