1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2014 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.Operators;
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29 | using HeuristicLab.Optimization;
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30 | using HeuristicLab.Optimization.Operators;
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31 | using HeuristicLab.Parameters;
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32 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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33 | using HeuristicLab.PluginInfrastructure;
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34 | using HeuristicLab.Random;
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35 | using HeuristicLab.Selection;
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36 |
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37 | namespace HeuristicLab.Algorithms.ALPS {
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38 | [Item("ALPS Genetic Algorithm", "A genetic algorithm with an age-layered population structure.")]
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39 | [Creatable("Algorithms")]
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40 | [StorableClass]
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41 | public sealed class AlpsGeneticAlgorithm : HeuristicOptimizationEngineAlgorithm, IStorableContent {
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42 | public string Filename { get; set; }
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43 |
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44 | #region Problem Properties
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45 | public override Type ProblemType {
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46 | get { return typeof(ISingleObjectiveHeuristicOptimizationProblem); }
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47 | }
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48 | public new ISingleObjectiveHeuristicOptimizationProblem Problem {
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49 | get { return (ISingleObjectiveHeuristicOptimizationProblem)base.Problem; }
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50 | set { base.Problem = value; }
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51 | }
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52 | #endregion
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53 |
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54 | #region Parameter Properties
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55 | private IValueParameter<IntValue> SeedParameter {
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56 | get { return (IValueParameter<IntValue>)Parameters["Seed"]; }
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57 | }
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58 | private IValueParameter<BoolValue> SetSeedRandomlyParameter {
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59 | get { return (IValueParameter<BoolValue>)Parameters["SetSeedRandomly"]; }
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60 | }
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61 | private IValueParameter<MultiAnalyzer> AnalyzerParameter {
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62 | get { return (IValueParameter<MultiAnalyzer>)Parameters["Analyzer"]; }
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63 | }
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64 | private IValueParameter<MultiAnalyzer> LayerAnalyzerParameter {
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65 | get { return (IValueParameter<MultiAnalyzer>)Parameters["LayerAnalyzer"]; }
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66 | }
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67 | private IValueParameter<IntValue> NumberOfLayersParameter {
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68 | get { return (IValueParameter<IntValue>)Parameters["NumberOfLayers"]; }
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69 | }
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70 | private IValueParameter<IntValue> PopulationSizeParameter {
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71 | get { return (IValueParameter<IntValue>)Parameters["PopulationSize"]; }
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72 | }
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73 | private IValueParameter<IntValue> MaximumGenerationsParameter {
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74 | get { return (IValueParameter<IntValue>)Parameters["MaximumGenerations"]; }
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75 | }
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76 | private IValueParameter<AgingScheme> AgingSchemeParameter {
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77 | get { return (IValueParameter<AgingScheme>)Parameters["AgingScheme"]; }
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78 | }
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79 | private IValueParameter<IntValue> AgeGapParameter {
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80 | get { return (IValueParameter<IntValue>)Parameters["AgeGap"]; }
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81 | }
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82 | private IValueParameter<IntArray> AgeLimitsParameter {
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83 | get { return (IValueParameter<IntArray>)Parameters["AgeLimits"]; }
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84 | }
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85 | private IValueParameter<ReductionOperation> AgeInheritanceParameter {
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86 | get { return (IValueParameter<ReductionOperation>)Parameters["AgeInheritance"]; }
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87 | }
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88 | public IConstrainedValueParameter<ISelector> SelectorParameter {
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89 | get { return (IConstrainedValueParameter<ISelector>)Parameters["Selector"]; }
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90 | }
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91 | public IConstrainedValueParameter<ICrossover> CrossoverParameter {
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92 | get { return (IConstrainedValueParameter<ICrossover>)Parameters["Crossover"]; }
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93 | }
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94 | private IValueParameter<PercentValue> MutationProbabilityParameter {
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95 | get { return (IValueParameter<PercentValue>)Parameters["MutationProbability"]; }
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96 | }
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97 | public IConstrainedValueParameter<IManipulator> MutatorParameter {
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98 | get { return (IConstrainedValueParameter<IManipulator>)Parameters["Mutator"]; }
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99 | }
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100 | private IValueParameter<IntValue> ElitesParameter {
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101 | get { return (IValueParameter<IntValue>)Parameters["Elites"]; }
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102 | }
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103 | private IFixedValueParameter<BoolValue> ReevaluateElitesParameter {
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104 | get { return (IFixedValueParameter<BoolValue>)Parameters["ReevaluateElites"]; }
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105 | }
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106 | #endregion
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107 |
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108 | #region Properties
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109 | public IntValue Seed {
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110 | get { return SeedParameter.Value; }
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111 | set { SeedParameter.Value = value; }
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112 | }
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113 | public BoolValue SetSeedRandomly {
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114 | get { return SetSeedRandomlyParameter.Value; }
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115 | set { SetSeedRandomlyParameter.Value = value; }
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116 | }
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117 | public MultiAnalyzer Analyzer {
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118 | get { return AnalyzerParameter.Value; }
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119 | set { AnalyzerParameter.Value = value; }
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120 | }
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121 | public MultiAnalyzer LayerAnalyzer {
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122 | get { return LayerAnalyzerParameter.Value; }
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123 | set { LayerAnalyzerParameter.Value = value; }
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124 | }
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125 | public IntValue NumberOfLayers {
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126 | get { return NumberOfLayersParameter.Value; }
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127 | set { NumberOfLayersParameter.Value = value; }
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128 | }
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129 |
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130 | public IntValue PopulationSize {
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131 | get { return PopulationSizeParameter.Value; }
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132 | set { PopulationSizeParameter.Value = value; }
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133 | }
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134 | public IntValue MaximumGenerations {
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135 | get { return MaximumGenerationsParameter.Value; }
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136 | set { MaximumGenerationsParameter.Value = value; }
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137 | }
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138 | public AgingScheme AgingScheme {
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139 | get { return AgingSchemeParameter.Value; }
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140 | set { AgingSchemeParameter.Value = value; }
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141 | }
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142 | public IntValue AgeGap {
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143 | get { return AgeGapParameter.Value; }
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144 | set { AgeGapParameter.Value = value; }
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145 | }
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146 | public IntArray AgeLimits {
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147 | get { return AgeLimitsParameter.Value; }
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148 | set { AgeLimitsParameter.Value = value; }
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149 | }
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150 | public ReductionOperation AgeInheritance {
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151 | get { return AgeInheritanceParameter.Value; }
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152 | set { AgeInheritanceParameter.Value = value; }
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153 | }
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154 | public ISelector Selector {
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155 | get { return SelectorParameter.Value; }
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156 | set { SelectorParameter.Value = value; }
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157 | }
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158 | public ICrossover Crossover {
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159 | get { return CrossoverParameter.Value; }
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160 | set { CrossoverParameter.Value = value; }
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161 | }
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162 | public PercentValue MutationProbability {
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163 | get { return MutationProbabilityParameter.Value; }
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164 | set { MutationProbabilityParameter.Value = value; }
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165 | }
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166 | public IManipulator Mutator {
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167 | get { return MutatorParameter.Value; }
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168 | set { MutatorParameter.Value = value; }
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169 | }
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170 | public IntValue Elites {
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171 | get { return ElitesParameter.Value; }
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172 | set { ElitesParameter.Value = value; }
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173 | }
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174 | public bool ReevaluteElites {
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175 | get { return ReevaluateElitesParameter.Value.Value; }
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176 | set { ReevaluateElitesParameter.Value.Value = value; }
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177 | }
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178 |
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179 | private RandomCreator GlobalRandomCreator {
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180 | get { return (RandomCreator)OperatorGraph.InitialOperator; }
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181 | }
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182 | private SolutionsCreator SolutionsCreator {
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183 | get { return OperatorGraph.Iterate().OfType<SolutionsCreator>().First(); }
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184 | }
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185 |
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186 | private AlpsGeneticAlgorithmMainLoop MainLoop {
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187 | get { return OperatorGraph.Iterate().OfType<AlpsGeneticAlgorithmMainLoop>().First(); }
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188 | }
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189 |
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190 | [Storable]
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191 | private BestAverageWorstQualityAnalyzer qualityAnalyzer;
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192 | [Storable]
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193 | private BestAverageWorstQualityAnalyzer layerQualityAnalyzer;
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194 | #endregion
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195 |
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196 | [StorableConstructor]
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197 | private AlpsGeneticAlgorithm(bool deserializing)
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198 | : base(deserializing) { }
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199 | private AlpsGeneticAlgorithm(AlpsGeneticAlgorithm original, Cloner cloner)
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200 | : base(original, cloner) {
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201 | qualityAnalyzer = cloner.Clone(original.qualityAnalyzer);
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202 | layerQualityAnalyzer = cloner.Clone(original.layerQualityAnalyzer);
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203 | Initialize();
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204 | }
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205 | public override IDeepCloneable Clone(Cloner cloner) {
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206 | return new AlpsGeneticAlgorithm(this, cloner);
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207 | }
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208 | public AlpsGeneticAlgorithm()
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209 | : base() {
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210 | Parameters.Add(new ValueParameter<IntValue>("Seed", "The random seed used to initialize the new pseudo random number generator.", new IntValue(0)));
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211 | Parameters.Add(new ValueParameter<BoolValue>("SetSeedRandomly", "True if the random seed should be set to a random value, otherwise false.", new BoolValue(true)));
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212 | Parameters.Add(new ValueParameter<MultiAnalyzer>("Analyzer", "The operator used to analyze the islands.", new MultiAnalyzer()));
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213 | Parameters.Add(new ValueParameter<MultiAnalyzer>("LayerAnalyzer", "The operator used to analyze each layer.", new MultiAnalyzer()));
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214 | Parameters.Add(new ValueParameter<IntValue>("NumberOfLayers", "The number of layers.", new IntValue(5)));
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215 | Parameters.Add(new ValueParameter<IntValue>("PopulationSize", "The size of the population of solutions each layer.", new IntValue(20)));
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216 | Parameters.Add(new ValueParameter<IntValue>("MaximumGenerations", "The maximum number of generations that should be processed.", new IntValue(1000)));
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217 | Parameters.Add(new ValueParameter<AgingScheme>("AgingScheme", "The aging scheme for setting the age-limits for the layers.", new AgingScheme(AgingSchemes.Polynomial)));
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218 | Parameters.Add(new ValueParameter<IntValue>("AgeGap", "The frequency of reseeding the lowest layer and scaling factor for the age-limits for the layers", new IntValue(5)));
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219 | Parameters.Add(new ValueParameter<IntArray>("AgeLimits", new IntArray(new[] { 5, 20, 45, 80, 125 })) { Hidden = true });
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220 | Parameters.Add(new ValueParameter<ReductionOperation>("AgeInheritance", "The operator for determining the age of an offspring based the parents' age.", new ReductionOperation(ReductionOperations.Max)) { Hidden = true });
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221 | Parameters.Add(new ConstrainedValueParameter<ISelector>("Selector", "The operator used to select solutions for reproduction."));
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222 | Parameters.Add(new ConstrainedValueParameter<ICrossover>("Crossover", "The operator used to cross solutions."));
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223 | Parameters.Add(new ValueParameter<PercentValue>("MutationProbability", "The probability that the mutation operator is applied on a solution.", new PercentValue(0.05)));
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224 | Parameters.Add(new OptionalConstrainedValueParameter<IManipulator>("Mutator", "The operator used to mutate solutions."));
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225 | Parameters.Add(new ValueParameter<IntValue>("Elites", "The numer of elite solutions which are kept in each generation.", new IntValue(1)));
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226 | Parameters.Add(new FixedValueParameter<BoolValue>("ReevaluateElites", "Flag to determine if elite individuals should be reevaluated (i.e., if stochastic fitness functions are used.)", new BoolValue(false)) { Hidden = true });
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227 |
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228 | var globalRandomCreator = new RandomCreator();
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229 | var layer0Creator = new SubScopesCreator() { Name = "Create Layer Zero" };
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230 | var layer0Processor = new SubScopesProcessor();
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231 | var localRandomCreator = new LocalRandomCreator();
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232 | var layerVariableCreator = new VariableCreator();
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233 | var layerSolutionsCreator = new SolutionsCreator();
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234 | var initializeAgeProcessor = new UniformSubScopesProcessor();
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235 | var initializeAge = new VariableCreator() { Name = "Initialize Age" };
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236 | var initializeLocalEvaluatedSolutions = new SubScopesCounter();
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237 | var initializeGlobalEvaluatedSolutions = new DataReducer() { Name = "Initialize EvaluatedSolutions" };
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238 | var resultsCollector = new ResultsCollector();
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239 | var mainLoop = new AlpsGeneticAlgorithmMainLoop();
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240 |
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241 | OperatorGraph.InitialOperator = globalRandomCreator;
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242 |
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243 | globalRandomCreator.RandomParameter.ActualName = "GlobalRandom";
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244 | globalRandomCreator.SeedParameter.Value = null;
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245 | globalRandomCreator.SetSeedRandomlyParameter.Value = null;
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246 | globalRandomCreator.Successor = layer0Creator;
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247 |
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248 | layer0Creator.NumberOfSubScopesParameter.Value = new IntValue(1);
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249 | layer0Creator.Successor = layer0Processor;
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250 |
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251 | layer0Processor.Operators.Add(localRandomCreator);
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252 | layer0Processor.Successor = initializeGlobalEvaluatedSolutions;
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253 |
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254 | localRandomCreator.Successor = layerVariableCreator;
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255 |
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256 | layerVariableCreator.CollectedValues.Add(new ValueParameter<IntValue>("Layer", new IntValue(0)));
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257 | layerVariableCreator.Successor = layerSolutionsCreator;
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258 |
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259 | layerSolutionsCreator.NumberOfSolutionsParameter.ActualName = PopulationSizeParameter.Name;
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260 | layerSolutionsCreator.Successor = initializeAgeProcessor;
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261 |
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262 | initializeAgeProcessor.Operator = initializeAge;
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263 | initializeAgeProcessor.Successor = initializeLocalEvaluatedSolutions;
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264 |
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265 | initializeAge.CollectedValues.Add(new ValueParameter<IntValue>("Age", new IntValue(0)));
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266 | initializeAge.Successor = null;
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267 |
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268 | initializeLocalEvaluatedSolutions.ValueParameter.ActualName = "EvaluatedSolutions";
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269 | initializeLocalEvaluatedSolutions.Successor = null;
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270 |
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271 | initializeGlobalEvaluatedSolutions.ReductionOperation.Value.Value = ReductionOperations.Sum;
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272 | initializeGlobalEvaluatedSolutions.TargetOperation.Value.Value = ReductionOperations.Assign;
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273 | initializeGlobalEvaluatedSolutions.ParameterToReduce.ActualName = "EvaluatedSolutions";
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274 | initializeGlobalEvaluatedSolutions.TargetParameter.ActualName = "EvaluatedSolutions";
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275 | initializeGlobalEvaluatedSolutions.Successor = resultsCollector;
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276 |
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277 | resultsCollector.CollectedValues.Add(new LookupParameter<IntValue>("EvaluatedSolutions"));
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278 | resultsCollector.Successor = mainLoop;
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279 |
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280 | foreach (var selector in ApplicationManager.Manager.GetInstances<ISelector>().Where(s => !(s is IMultiObjectiveSelector)).OrderBy(s => Name))
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281 | SelectorParameter.ValidValues.Add(selector);
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282 | var porportionalSelector = SelectorParameter.ValidValues.FirstOrDefault(s => s is ProportionalSelector);
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283 | if (porportionalSelector != null) SelectorParameter.Value = porportionalSelector;
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284 |
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285 | ParameterizeSelectors();
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286 |
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287 | qualityAnalyzer = new BestAverageWorstQualityAnalyzer();
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288 | layerQualityAnalyzer = new BestAverageWorstQualityAnalyzer();
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289 | ParameterizeAnalyzers();
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290 | UpdateAnalyzers();
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291 |
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292 | Initialize();
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293 | }
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294 |
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295 | public override void Prepare() {
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296 | if (Problem != null)
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297 | base.Prepare();
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298 | }
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299 |
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300 | #region Events
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301 | protected override void OnProblemChanged() {
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302 | ParameterizeStochasticOperator(Problem.SolutionCreator);
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303 | ParameterizeStochasticOperatorForLayer(Problem.Evaluator);
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304 | foreach (var @operator in Problem.Operators.OfType<IOperator>())
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305 | ParameterizeStochasticOperator(@operator);
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306 | ParameterizeSolutionsCreator();
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307 | ParameterizeMainLoop();
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308 | ParameterizeSelectors();
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309 | ParameterizeAnalyzers();
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310 | ParameterizeIterationBasedOperators();
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311 | UpdateCrossovers();
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312 | UpdateMutators();
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313 | UpdateAnalyzers();
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314 | Problem.Evaluator.QualityParameter.ActualNameChanged += Evaluator_QualityParameter_ActualNameChanged;
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315 | base.OnProblemChanged();
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316 | }
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317 |
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318 | protected override void Problem_SolutionCreatorChanged(object sender, EventArgs e) {
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319 | ParameterizeStochasticOperator(Problem.SolutionCreator);
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320 | ParameterizeSolutionsCreator();
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321 | base.Problem_SolutionCreatorChanged(sender, e);
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322 | }
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323 | protected override void Problem_EvaluatorChanged(object sender, EventArgs e) {
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324 | ParameterizeStochasticOperatorForLayer(Problem.Evaluator);
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325 | ParameterizeSolutionsCreator();
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326 | ParameterizeMainLoop();
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327 | ParameterizeSelectors();
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328 | ParameterizeAnalyzers();
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329 | Problem.Evaluator.QualityParameter.ActualNameChanged += Evaluator_QualityParameter_ActualNameChanged;
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330 | base.Problem_EvaluatorChanged(sender, e);
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331 | }
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332 | protected override void Problem_OperatorsChanged(object sender, EventArgs e) {
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333 | foreach (var @operator in Problem.Operators.OfType<IOperator>())
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334 | ParameterizeStochasticOperator(@operator);
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335 | ParameterizeIterationBasedOperators();
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336 | UpdateCrossovers();
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337 | UpdateMutators();
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338 | UpdateAnalyzers();
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339 | base.Problem_OperatorsChanged(sender, e);
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340 | }
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341 | private void Evaluator_QualityParameter_ActualNameChanged(object sender, EventArgs e) {
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342 | ParameterizeMainLoop();
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343 | ParameterizeSelectors();
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344 | ParameterizeAnalyzers();
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345 | }
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346 |
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347 | void PopulationSizeParameter_ValueChanged(object sender, EventArgs e) {
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348 | PopulationSizeParameter.ValueChanged += PopulationSize_ValueChanged;
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349 | ParameterizeSelectors();
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350 | }
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351 | void PopulationSize_ValueChanged(object sender, EventArgs e) {
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352 | ParameterizeSelectors();
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353 | }
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354 | void ElitesParameter_ValueChanged(object sender, EventArgs e) {
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355 | Elites.ValueChanged += ElitesParameter_ValueChanged;
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356 | ParameterizeSelectors();
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357 | }
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358 | void Elites_ValueChanged(object sender, EventArgs e) {
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359 | ParameterizeSelectors();
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360 | }
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361 | #endregion
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362 |
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363 | #region Parameterization
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364 | private void Initialize() {
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365 | PopulationSizeParameter.ValueChanged += PopulationSizeParameter_ValueChanged;
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366 | PopulationSize.ValueChanged += PopulationSize_ValueChanged;
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367 | ElitesParameter.ValueChanged += ElitesParameter_ValueChanged;
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368 | Elites.ValueChanged += Elites_ValueChanged;
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369 | if (Problem != null)
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370 | Problem.Evaluator.QualityParameter.ActualNameChanged += Evaluator_QualityParameter_ActualNameChanged;
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371 | }
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372 | private void ParameterizeSolutionsCreator() {
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373 | SolutionsCreator.EvaluatorParameter.ActualName = Problem.EvaluatorParameter.Name;
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374 | SolutionsCreator.SolutionCreatorParameter.ActualName = Problem.SolutionCreatorParameter.Name;
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375 | MainLoop.EldersEmigrator.SolutionsCreator.EvaluatorParameter.ActualName = Problem.EvaluatorParameter.Name;
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376 | MainLoop.EldersEmigrator.SolutionsCreator.SolutionCreatorParameter.ActualName = Problem.SolutionCreatorParameter.Name;
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377 |
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378 | }
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379 | private void ParameterizeMainLoop() {
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380 | //MainLoop.BestKnownQualityParameter.ActualName = Problem.BestKnownQualityParameter.Name;
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381 | //MainLoop.EvaluatorParameter.ActualName = Problem.EvaluatorParameter.Name;
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382 | //MainLoop.MaximizationParameter.ActualName = Problem.MaximizationParameter.Name;
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383 | //MainLoop.QualityParameter.ActualName = Problem.Evaluator.QualityParameter.ActualName;
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384 | MainLoop.MainOperator.EvaluatorParameter.ActualName = Problem.EvaluatorParameter.Name;
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385 | MainLoop.MainOperator.MaximizationParameter.ActualName = Problem.MaximizationParameter.Name;
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386 | MainLoop.MainOperator.QualityParameter.ActualName = Problem.Evaluator.QualityParameter.ActualName;
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387 | MainLoop.EldersEmigrator.MaximizationParameter.ActualName = Problem.MaximizationParameter.Name;
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388 | MainLoop.EldersEmigrator.QualityParameter.ActualName = Problem.Evaluator.QualityParameter.ActualName;
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389 | }
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390 | private void ParameterizeSelectors() {
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391 | foreach (var selector in SelectorParameter.ValidValues) {
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392 | selector.CopySelected = new BoolValue(true);
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393 | selector.NumberOfSelectedSubScopesParameter.Value = new IntValue(2 * (PopulationSize.Value - Elites.Value));
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394 | selector.NumberOfSelectedSubScopesParameter.Hidden = true;
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395 | ParameterizeStochasticOperatorForLayer(selector);
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396 | }
|
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397 | if (Problem != null) {
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398 | foreach (var selector in SelectorParameter.ValidValues.OfType<ISingleObjectiveSelector>()) {
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399 | selector.MaximizationParameter.ActualName = Problem.MaximizationParameter.Name;
|
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400 | selector.MaximizationParameter.Hidden = true;
|
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401 | selector.QualityParameter.ActualName = Problem.Evaluator.QualityParameter.ActualName;
|
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402 | selector.QualityParameter.Hidden = true;
|
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403 | }
|
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404 | }
|
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405 | }
|
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406 | private void ParameterizeAnalyzers() {
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407 | qualityAnalyzer.ResultsParameter.ActualName = "Results";
|
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408 | qualityAnalyzer.ResultsParameter.Hidden = true;
|
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409 | qualityAnalyzer.QualityParameter.Depth = 2;
|
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410 | layerQualityAnalyzer.ResultsParameter.ActualName = "Results";
|
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411 | layerQualityAnalyzer.ResultsParameter.Hidden = true;
|
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412 | layerQualityAnalyzer.QualityParameter.Depth = 1;
|
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413 | if (Problem != null) {
|
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414 | qualityAnalyzer.MaximizationParameter.ActualName = Problem.MaximizationParameter.Name;
|
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415 | qualityAnalyzer.MaximizationParameter.Hidden = true;
|
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416 | qualityAnalyzer.QualityParameter.ActualName = Problem.Evaluator.QualityParameter.ActualName;
|
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417 | qualityAnalyzer.QualityParameter.Hidden = true;
|
---|
418 | qualityAnalyzer.BestKnownQualityParameter.ActualName = Problem.BestKnownQualityParameter.Name;
|
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419 | qualityAnalyzer.BestKnownQualityParameter.Hidden = true;
|
---|
420 | layerQualityAnalyzer.MaximizationParameter.ActualName = Problem.MaximizationParameter.Name;
|
---|
421 | layerQualityAnalyzer.MaximizationParameter.Hidden = true;
|
---|
422 | layerQualityAnalyzer.QualityParameter.ActualName = Problem.Evaluator.QualityParameter.ActualName;
|
---|
423 | layerQualityAnalyzer.QualityParameter.Hidden = true;
|
---|
424 | layerQualityAnalyzer.BestKnownQualityParameter.ActualName = Problem.BestKnownQualityParameter.Name;
|
---|
425 | layerQualityAnalyzer.BestKnownQualityParameter.Hidden = true;
|
---|
426 | }
|
---|
427 | }
|
---|
428 | private void ParameterizeIterationBasedOperators() {
|
---|
429 | if (Problem != null) {
|
---|
430 | foreach (var @operator in Problem.Operators.OfType<IIterationBasedOperator>()) {
|
---|
431 | @operator.IterationsParameter.ActualName = "Generations";
|
---|
432 | @operator.IterationsParameter.Hidden = true;
|
---|
433 | @operator.MaximumIterationsParameter.ActualName = "MaximumGenerations";
|
---|
434 | @operator.MaximumIterationsParameter.Hidden = true;
|
---|
435 | }
|
---|
436 | }
|
---|
437 | }
|
---|
438 | private void ParameterizeStochasticOperator(IOperator @operator) {
|
---|
439 | var stochasticOperator = @operator as IStochasticOperator;
|
---|
440 | if (stochasticOperator != null) {
|
---|
441 | stochasticOperator.RandomParameter.ActualName = GlobalRandomCreator.RandomParameter.ActualName;
|
---|
442 | stochasticOperator.RandomParameter.Hidden = true;
|
---|
443 | }
|
---|
444 | }
|
---|
445 | private void ParameterizeStochasticOperatorForLayer(IOperator @operator) {
|
---|
446 | var stochasticOperator = @operator as IStochasticOperator;
|
---|
447 | if (stochasticOperator != null) {
|
---|
448 | stochasticOperator.RandomParameter.ActualName = "LocalRandom";
|
---|
449 | stochasticOperator.RandomParameter.Hidden = true;
|
---|
450 | }
|
---|
451 | }
|
---|
452 |
|
---|
453 | #endregion
|
---|
454 |
|
---|
455 | #region Updates
|
---|
456 | private void UpdateCrossovers() {
|
---|
457 | var oldCrossover = CrossoverParameter.Value;
|
---|
458 | var defaultCrossover = Problem.Operators.OfType<ICrossover>().FirstOrDefault();
|
---|
459 | CrossoverParameter.ValidValues.Clear();
|
---|
460 | foreach (var crossover in Problem.Operators.OfType<ICrossover>().OrderBy(c => c.Name)) {
|
---|
461 | ParameterizeStochasticOperatorForLayer(crossover);
|
---|
462 | CrossoverParameter.ValidValues.Add(crossover);
|
---|
463 | }
|
---|
464 | if (oldCrossover != null) {
|
---|
465 | var crossover = CrossoverParameter.ValidValues.FirstOrDefault(c => c.GetType() == oldCrossover.GetType());
|
---|
466 | CrossoverParameter.Value = crossover;
|
---|
467 | }
|
---|
468 | if (oldCrossover == null && defaultCrossover != null)
|
---|
469 | CrossoverParameter.Value = defaultCrossover;
|
---|
470 | }
|
---|
471 | private void UpdateMutators() {
|
---|
472 | var oldMutator = MutatorParameter.Value;
|
---|
473 | MutatorParameter.ValidValues.Clear();
|
---|
474 | foreach (var mutator in Problem.Operators.OfType<IManipulator>().OrderBy(m => m.Name)) {
|
---|
475 | ParameterizeStochasticOperatorForLayer(mutator);
|
---|
476 | MutatorParameter.ValidValues.Add(mutator);
|
---|
477 | }
|
---|
478 | if (oldMutator != null) {
|
---|
479 | var mutator = MutatorParameter.ValidValues.FirstOrDefault(m => m.GetType() == oldMutator.GetType());
|
---|
480 | MutatorParameter.Value = mutator;
|
---|
481 | }
|
---|
482 | }
|
---|
483 | private void UpdateAnalyzers() {
|
---|
484 | Analyzer.Operators.Clear();
|
---|
485 | LayerAnalyzer.Operators.Clear();
|
---|
486 |
|
---|
487 | Analyzer.Operators.Add(qualityAnalyzer, qualityAnalyzer.EnabledByDefault);
|
---|
488 | LayerAnalyzer.Operators.Add(layerQualityAnalyzer, layerQualityAnalyzer.EnabledByDefault);
|
---|
489 |
|
---|
490 | if (Problem != null) {
|
---|
491 | foreach (var analyzer in Problem.Operators.OfType<IAnalyzer>()) {
|
---|
492 | foreach (var parameter in analyzer.Parameters.OfType<IScopeTreeLookupParameter>())
|
---|
493 | parameter.Depth = 2;
|
---|
494 | Analyzer.Operators.Add(analyzer, analyzer.EnabledByDefault);
|
---|
495 | }
|
---|
496 | }
|
---|
497 | }
|
---|
498 | #endregion
|
---|
499 | }
|
---|
500 | } |
---|