1 | //#region License Information
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2 | ///* HeuristicLab
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3 | // * Copyright (C) 2002-2008 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.Collections.Generic;
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24 | //using System.Text;
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25 | //using System.Linq;
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26 | //using HeuristicLab.Core;
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27 | //using HeuristicLab.Data;
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28 | //using HeuristicLab.Permutation;
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29 | //using HeuristicLab.Evolutionary;
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30 | //using HeuristicLab.Operators;
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31 | //using HeuristicLab.Routing.TSP;
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32 | //using HeuristicLab.Logging;
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33 | //using System.Diagnostics;
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34 | //using HeuristicLab.Selection;
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35 | //using System.Threading;
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36 |
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37 | //namespace HeuristicLab.FixedOperators {
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38 | // class FixedSGAMain : FixedOperatorBase {
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39 | // public override string Description {
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40 | // get { return @"Implements the functionality of SGAMain with fixed control structures. Operators like selection, crossover, mutation and evaluation are delegated."; }
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41 | // }
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42 |
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43 | // // Shared
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44 | // Sorter sorter;
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45 |
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46 | // // CreateChildren
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47 | // Counter counter;
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48 | // IRandom random;
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49 | // DoubleData probability;
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50 | // ChildrenInitializer ci;
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51 | // OperatorBase crossover;
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52 | // OperatorBase mutator;
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53 | // OperatorBase evaluator;
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54 | // SubScopesRemover sr;
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55 | // StochasticBranch sb;
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56 |
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57 | // // CreateReplacement
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58 | // LeftSelector ls;
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59 | // RightReducer rr;
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60 | // RightSelector rs;
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61 | // LeftReducer lr;
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62 | // MergingReducer mr;
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63 |
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64 |
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65 | // //long[] timesExecuteCreateChildren;
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66 | // public FixedSGAMain()
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67 | // : base() {
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68 | // AddVariableInfo(new VariableInfo("Selector", "Selection strategy for SGA", typeof(OperatorBase), VariableKind.In));
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69 | // AddVariableInfo(new VariableInfo("MaximumGenerations", "Maximum number of generations to create", typeof(IntData), VariableKind.In));
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70 | // AddVariableInfo(new VariableInfo("Generations", "Number of processed generations", typeof(IntData), VariableKind.In | VariableKind.Out));
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71 |
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72 | // Name = "FixedSGAMain";
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73 |
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74 | // sorter = new Sorter();
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75 | // sorter.GetVariableInfo("Descending").ActualName = "Maximization";
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76 | // sorter.GetVariableInfo("Value").ActualName = "Quality";
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77 |
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78 | // InitVariablesForCreateChildren();
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79 | // InitVariablesForCreateReplacement();
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80 | // }
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81 |
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82 | // private void InitVariablesForCreateReplacement() {
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83 | // ls = new LeftSelector();
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84 | // rr = new RightReducer();
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85 | // rs = new RightSelector();
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86 | // lr = new LeftReducer();
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87 | // mr = new MergingReducer();
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88 |
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89 | // ls.GetVariableInfo("Selected").ActualName = "Elites";
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90 | // rs.GetVariableInfo("Selected").ActualName = "Elites";
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91 |
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92 | // }
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93 |
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94 | // protected void InitVariablesForCreateChildren() {
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95 | // // variables for create children
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96 | // ci = new ChildrenInitializer();
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97 |
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98 | // // variables infos
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99 | // AddVariableInfo(new VariableInfo("Random", "Pseudo random number generator", typeof(IRandom), VariableKind.In));
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100 | // AddVariableInfo(new VariableInfo("MutationRate", "Probability to choose first branch", typeof(DoubleData), VariableKind.In));
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101 | // AddVariableInfo(new VariableInfo("Crossover", "Crossover strategy for SGA", typeof(OperatorBase), VariableKind.In));
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102 | // AddVariableInfo(new VariableInfo("Mutator", "Mutation strategy for SGA", typeof(OperatorBase), VariableKind.In));
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103 | // AddVariableInfo(new VariableInfo("Evaluator", "Evaluation strategy for SGA", typeof(OperatorBase), VariableKind.In));
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104 |
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105 | // sr = new SubScopesRemover();
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106 | // sr.GetVariableInfo("SubScopeIndex").Local = true;
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107 |
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108 | // counter = new Counter();
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109 | // counter.GetVariableInfo("Value").ActualName = "EvaluatedSolutions";
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110 | // }
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111 |
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112 | // public override IOperation Apply(IScope scope) {
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113 | // base.Apply(scope);
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114 | // WorkerMethod(scope);
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115 | // if (Canceled) {
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116 | // return new AtomicOperation(this, scope);
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117 | // }
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118 |
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119 | // return null;
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120 | // } // Apply
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121 |
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122 | // //private void WorkerMethod(object o) {
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123 | // private void WorkerMethod(IScope scope) {
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124 | // try {
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125 | // //IScope scope = o as IScope;
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126 | // Stopwatch swApply = new Stopwatch();
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127 | // swApply.Start();
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128 | // for (int i = 0; i < SubOperators.Count; i++) {
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129 | // if (scope.GetVariable(SubOperators[i].Name) != null)
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130 | // scope.RemoveVariable(SubOperators[i].Name);
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131 | // scope.AddVariable(new Variable(SubOperators[i].Name, SubOperators[i]));
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132 | // }
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133 |
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134 | // OperatorBase selector = (OperatorBase)GetVariableValue("Selector", scope, true);
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135 | // QualityLogger ql = new QualityLogger();
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136 |
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137 | // BestAverageWorstQualityCalculator bawqc = new BestAverageWorstQualityCalculator();
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138 | // DataCollector dc = new DataCollector();
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139 | // ItemList<StringData> names = dc.GetVariable("VariableNames").GetValue<ItemList<StringData>>();
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140 | // names.Add(new StringData("BestQuality"));
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141 | // names.Add(new StringData("AverageQuality"));
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142 | // names.Add(new StringData("WorstQuality"));
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143 |
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144 | // LinechartInjector lci = new LinechartInjector();
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145 | // lci.GetVariableInfo("Linechart").ActualName = "Quality Linechart";
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146 | // lci.GetVariable("NumberOfLines").GetValue<IntData>().Data = 3;
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147 |
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148 | // LessThanComparator ltc = new LessThanComparator();
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149 | // ltc.GetVariableInfo("LeftSide").ActualName = "Generations";
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150 | // ltc.GetVariableInfo("RightSide").ActualName = "MaximumGenerations";
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151 | // ltc.GetVariableInfo("Result").ActualName = "GenerationsCondition";
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152 |
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153 | // IntData maxGenerations = GetVariableValue<IntData>("MaximumGenerations", scope, true);
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154 | // IntData nrOfGenerations = GetVariableValue<IntData>("Generations", scope, true);
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155 | // nrOfGenerations.Data = 0;
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156 |
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157 | // // fetch variables from scope for create children
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158 | // InitializeExecuteCreateChildren(scope);
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159 | // try {
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160 | // //for (int i = nrOfGenerations.Data; i < maxGenerations.Data; i++) {
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161 | // // Execute(selector, scope, false);
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162 | // // ExecuteCreateChildrenWithFixedControlStructures(scope.SubScopes[1]);
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163 | // // ExecuteCreateReplacementWithFixedConstrolStructures(scope);
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164 | // // ql.Execute(scope);
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165 | // // bawqc.Execute(scope);
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166 | // // dc.Execute(scope);
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167 | // // lci.Execute(scope);
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168 | // // nrOfGenerations.Data++;
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169 | // //} // for i
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170 | // if (!InExecution) {
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171 | // for (int i = 0; i < maxGenerations.Data; i++) {
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172 | // VirtualScope sd = new VirtualScope(scope);
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173 | // Execute(selector, sd);
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174 | // ExecuteCreateChildrenWithFixedControlStructures(new VirtualScope(scope, 1));
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175 | // ExecuteCreateReplacementWithFixedConstrolStructures(sd);
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176 | // Execute(ql, sd);
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177 | // Execute(bawqc, sd);
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178 | // Execute(dc, sd);
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179 | // Execute(lci, sd);
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180 | // nrOfGenerations.Data++;
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181 | // } // for i
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182 | // } // if
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183 |
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184 | // Execute();
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185 | // } // try
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186 | // catch (CancelException) {
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187 | // Console.WriteLine("Micro engine aborted by cancel flag.");
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188 | // } // catch
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189 |
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190 |
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191 | // //for (int i = nrOfGenerations.Data; i < maxGenerations.Data && !Canceled; i++) {
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192 | // // if (Canceled) {
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193 | // // executionPointer.Data = -1;
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194 | // // continue;
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195 | // // }
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196 | // // if (executionPointer.Data < 0)
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197 | // // Execute(selector, scope);
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198 |
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199 | // // if (Canceled) {
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200 | // // executionPointer.Data = 0;
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201 | // // continue;
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202 | // // }
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203 | // // if (executionPointer.Data < 1)
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204 | // // ExecuteCreateChildrenWithFixedControlStructures(scope.SubScopes[1]);
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205 |
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206 | // // if (Canceled) {
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207 | // // executionPointer.Data = 1;
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208 | // // continue;
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209 | // // }
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210 | // // if (executionPointer.Data < 2)
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211 | // // ExecuteCreateReplacementWithFixedConstrolStructures(scope);
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212 |
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213 | // // if (Canceled) {
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214 | // // executionPointer.Data = 2;
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215 | // // continue;
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216 | // // }
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217 | // // if (executionPointer.Data < 3) {
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218 | // // ql.Execute(scope);
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219 | // // bawqc.Execute(scope);
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220 | // // dc.Execute(scope);
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221 | // // lci.Execute(scope);
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222 | // // nrOfGenerations.Data++;
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223 | // // }
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224 | // // executionPointer.Data = -1;
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225 | // //} // for i
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226 |
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227 |
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228 | // //Stopwatch watch = new Stopwatch();
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229 | // //long[] times = new long[10];
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230 | // //timesExecuteCreateChildren = new long[10];
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231 | // //for (int i = nrOfGenerations.Data; i < maxGenerations.Data && !Canceled; i++) {
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232 | // // watch.Start();
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233 | // // selector.Execute(scope);
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234 | // // watch.Stop();
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235 | // // times[0] += watch.ElapsedTicks;
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236 | // // watch.Reset();
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237 | // // watch.Start();
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238 | // // ExecuteCreateChildrenWithFixedControlStructures(scope.SubScopes[1]);
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239 | // // watch.Stop();
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240 | // // times[1] += watch.ElapsedTicks;
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241 | // // watch.Reset();
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242 | // // watch.Start();
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243 | // // ExecuteCreateReplacementWithFixedConstrolStructures(scope);
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244 | // // watch.Stop();
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245 | // // times[2] += watch.ElapsedTicks;
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246 | // // watch.Reset();
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247 | // // watch.Start();
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248 | // // ql.Execute(scope);
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249 | // // watch.Stop();
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250 | // // times[3] += watch.ElapsedTicks;
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251 | // // watch.Reset();
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252 | // // watch.Start();
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253 | // // bawqc.Execute(scope);
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254 | // // watch.Stop();
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255 | // // times[4] += watch.ElapsedTicks;
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256 | // // watch.Reset();
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257 | // // watch.Start();
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258 | // // dc.Execute(scope);
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259 | // // watch.Stop();
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260 | // // times[5] += watch.ElapsedTicks;
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261 | // // watch.Reset();
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262 | // // watch.Start();
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263 | // // lci.Execute(scope);
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264 | // // watch.Stop();
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265 | // // times[6] += watch.ElapsedTicks;
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266 | // // watch.Reset();
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267 | // // watch.Start();
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268 | // // nrOfGenerations.Data++;
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269 | // //}
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270 |
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271 | // swApply.Stop();
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272 | // Console.WriteLine("SGAMain.Apply(): {0}", swApply.Elapsed);
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273 |
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274 | // //if (Canceled) {
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275 | // // return new AtomicOperation(this, scope);
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276 | // //}
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277 |
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278 | // //return null;
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279 |
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280 | // }
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281 | // catch (ThreadAbortException) {
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282 |
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283 | // throw;
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284 | // }
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285 | // } // Apply
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286 |
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287 |
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288 |
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289 | // /// <summary>
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290 | // /// Initializes some variables needed before the execution of create children
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291 | // /// </summary>
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292 | // /// <param name="scope"></param>
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293 | // private void InitializeExecuteCreateChildren(IScope scope) {
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294 | // crossover = (OperatorBase)GetVariableValue("Crossover", scope, true);
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295 | // mutator = (OperatorBase)GetVariableValue("Mutator", scope, true);
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296 | // evaluator = GetVariableValue<OperatorBase>("Evaluator", scope, true);
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297 |
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298 | // random = GetVariableValue<IRandom>("Random", scope, true);
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299 | // probability = GetVariableValue<DoubleData>("MutationRate", scope, true);
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300 | // ci = new ChildrenInitializer();
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301 | // sb = new StochasticBranch();
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302 | // sb.GetVariableInfo("Probability").ActualName = "MutationRate";
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303 | // sb.AddSubOperator(mutator);
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304 |
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305 | // }
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306 |
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307 | // /// <summary>
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308 | // ///
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309 | // /// </summary>
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310 | // /// <param name="scope"></param>
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311 |
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312 | // protected void ExecuteCreateChildrenWithFixedControlStructures(VirtualScope scope) {
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313 | // //protected void ExecuteCreateChildrenWithFixedControlStructures(IScope scope) {
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314 | // //// ChildrenInitializer
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315 | // //ci.Apply(scope);
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316 | // //// UniformSequentialSubScopesProcessor
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317 | // //foreach (IScope s in scope.SubScopes) {
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318 | // // Execute(crossover, s, false);
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319 | // // // Stochastic Branch
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320 | // // if (random.NextDouble() < probability.Data)
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321 | // // Execute(mutator, s, false);
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322 | // // Execute(evaluator, s, false);
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323 | // // sr.Execute(s);
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324 | // // counter.Execute(s);
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325 | // //} // foreach
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326 |
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327 | // //sorter.Execute(scope);
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328 | // //VirtualScope s;
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329 |
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330 | // // ChildrenInitializer
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331 | // Execute(ci, scope);
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332 | // // UniformSequentialSubScopesProcessor
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333 | // //foreach (IScope s in scope.SubScopes) {
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334 | // // s = new VirtualScope(scope, i); //scope.SubScopes[i];
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335 | // // Execute(crossover, s);
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336 | // // // Stochastic Branch
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337 | // // //if (random.NextDouble() < probability.Data)
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338 | // // // Execute(mutator, s);
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339 | // // Execute(evaluator, s);
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340 | // // Execute(sr, s);
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341 | // // Execute(counter, s);
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342 | // //} // foreach
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343 |
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344 | // SubScopesProcessor fl = new SubScopesProcessor(scope);
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345 | // fl.AddOperator(crossover);
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346 | // fl.AddOperator(sb);
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347 | // fl.AddOperator(evaluator);
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348 | // fl.AddOperator(sr);
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349 | // fl.AddOperator(counter);
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350 | // Execute(fl, scope);
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351 |
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352 | // Execute(sorter, scope);
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353 | // } // ExecuteCreateChildrenHWCS
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354 |
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355 | // private void ExecuteCreateReplacementWithFixedConstrolStructures(VirtualScope scope) {
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356 | // //private void ExecuteCreateReplacementWithFixedConstrolStructures(IScope scope) {
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357 | // //// SequentialSubScopesProcessor
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358 | // //ls.Execute(scope.SubScopes[0]);
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359 | // //rr.Execute(scope.SubScopes[0]);
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360 |
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361 | // //rs.Execute(scope.SubScopes[1]);
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362 | // //lr.Execute(scope.SubScopes[1]);
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363 |
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364 | // //mr.Execute(scope);
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365 | // //sorter.Execute(scope);
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366 |
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367 | // //Execute(ls, scope.SubScopes[0], false);
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368 | // //Execute(rr, scope.SubScopes[0], false);
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369 |
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370 | // //Execute(rs, scope.SubScopes[1], false);
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371 | // //Execute(lr, scope.SubScopes[1], false);
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372 |
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373 | // //Execute(mr, scope, false);
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374 | // //Execute(sorter, scope, false);
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375 | // VirtualScope sd = new VirtualScope(scope, 0);
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376 | // Execute(ls, sd);
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377 | // Execute(rr, sd);
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378 |
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379 | // sd = new VirtualScope(scope, 1);
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380 | // Execute(rs, sd);
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381 | // Execute(lr, sd);
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382 |
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383 | // Execute(mr, scope);
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384 | // Execute(sorter, scope);
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385 |
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386 |
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387 | // } // ExecuteCreateReplacementWithFixedConstrolStructures
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388 |
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389 | // //public override void Abort() {
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390 | // // base.Abort();
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391 | // // executionThread.Abort();
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392 | // //} // Abort
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393 |
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394 | // } // class FixedSGAMain
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395 | //} // namespace HeuristicLab.FixedOperators
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