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source: trunk/sources/HeuristicLab.Algorithms.OffspringSelectionGeneticAlgorithm/3.3/SASEGASAMainLoop.cs @ 3580

Last change on this file since 3580 was 3490, checked in by abeham, 15 years ago

updated SASEGASA #839
added final maximum selection pressure for the last village
File size: 30.5 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
4 *
5 * This file is part of HeuristicLab.
6 *
7 * HeuristicLab is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation, either version 3 of the License, or
10 * (at your option) any later version.
11 *
12 * HeuristicLab is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
19 */
20#endregion
21
22using System;
23using System.Collections.Generic;
24using System.Linq;
25using HeuristicLab.Analysis;
26using HeuristicLab.Common;
27using HeuristicLab.Core;
28using HeuristicLab.Data;
29using HeuristicLab.Operators;
30using HeuristicLab.Optimization;
31using HeuristicLab.Optimization.Operators;
32using HeuristicLab.Parameters;
33using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
34using HeuristicLab.PluginInfrastructure;
35using HeuristicLab.Selection;
36
37namespace HeuristicLab.Algorithms.OffspringSelectionGeneticAlgorithm {
38  /// <summary>
39  /// A SASEGASA main loop operator.
40  /// </summary>
41  [Item("SASEGASAMainLoop", "A SASEGASA main loop operator.")]
42  [StorableClass]
43  public sealed class SASEGASAMainLoop : AlgorithmOperator {
44    #region Parameter Properties
45    public ValueLookupParameter<IRandom> RandomParameter {
46      get { return (ValueLookupParameter<IRandom>)Parameters["Random"]; }
47    }
48    public ValueLookupParameter<IntValue> NumberOfVillagesParameter {
49      get { return (ValueLookupParameter<IntValue>)Parameters["NumberOfVillages"]; }
50    }
51    public ValueLookupParameter<IntValue> MigrationIntervalParameter {
52      get { return (ValueLookupParameter<IntValue>)Parameters["MigrationInterval"]; }
53    }
54    public ValueLookupParameter<BoolValue> MaximizationParameter {
55      get { return (ValueLookupParameter<BoolValue>)Parameters["Maximization"]; }
56    }
57    public SubScopesLookupParameter<DoubleValue> QualityParameter {
58      get { return (SubScopesLookupParameter<DoubleValue>)Parameters["Quality"]; }
59    }
60    public ValueLookupParameter<DoubleValue> BestKnownQualityParameter {
61      get { return (ValueLookupParameter<DoubleValue>)Parameters["BestKnownQuality"]; }
62    }
63    public ValueLookupParameter<IOperator> SelectorParameter {
64      get { return (ValueLookupParameter<IOperator>)Parameters["Selector"]; }
65    }
66    public ValueLookupParameter<IOperator> CrossoverParameter {
67      get { return (ValueLookupParameter<IOperator>)Parameters["Crossover"]; }
68    }
69    public ValueLookupParameter<PercentValue> MutationProbabilityParameter {
70      get { return (ValueLookupParameter<PercentValue>)Parameters["MutationProbability"]; }
71    }
72    public ValueLookupParameter<IOperator> MutatorParameter {
73      get { return (ValueLookupParameter<IOperator>)Parameters["Mutator"]; }
74    }
75    public ValueLookupParameter<IOperator> EvaluatorParameter {
76      get { return (ValueLookupParameter<IOperator>)Parameters["Evaluator"]; }
77    }
78    public ValueLookupParameter<IntValue> ElitesParameter {
79      get { return (ValueLookupParameter<IntValue>)Parameters["Elites"]; }
80    }
81    public ValueLookupParameter<ResultCollection> ResultsParameter {
82      get { return (ValueLookupParameter<ResultCollection>)Parameters["Results"]; }
83    }
84    public ValueLookupParameter<IOperator> VisualizerParameter {
85      get { return (ValueLookupParameter<IOperator>)Parameters["Visualizer"]; }
86    }
87    public LookupParameter<IItem> VisualizationParameter {
88      get { return (LookupParameter<IItem>)Parameters["Visualization"]; }
89    }
90    public ValueLookupParameter<DoubleValue> SuccessRatioParameter {
91      get { return (ValueLookupParameter<DoubleValue>)Parameters["SuccessRatio"]; }
92    }
93    public ValueLookupParameter<DoubleValue> ComparisonFactorLowerBoundParameter {
94      get { return (ValueLookupParameter<DoubleValue>)Parameters["ComparisonFactorLowerBound"]; }
95    }
96    public ValueLookupParameter<DoubleValue> ComparisonFactorUpperBoundParameter {
97      get { return (ValueLookupParameter<DoubleValue>)Parameters["ComparisonFactorUpperBound"]; }
98    }
99    public ValueLookupParameter<IOperator> ComparisonFactorModifierParameter {
100      get { return (ValueLookupParameter<IOperator>)Parameters["ComparisonFactorModifier"]; }
101    }
102    public ValueLookupParameter<DoubleValue> MaximumSelectionPressureParameter {
103      get { return (ValueLookupParameter<DoubleValue>)Parameters["MaximumSelectionPressure"]; }
104    }
105    public ValueLookupParameter<DoubleValue> FinalMaximumSelectionPressureParameter {
106      get { return (ValueLookupParameter<DoubleValue>)Parameters["FinalMaximumSelectionPressure"]; }
107    }
108    public ValueLookupParameter<IntValue> MaximumGenerationsParameter {
109      get { return (ValueLookupParameter<IntValue>)Parameters["MaximumGenerations"]; }
110    }
111    public ValueLookupParameter<BoolValue> OffspringSelectionBeforeMutationParameter {
112      get { return (ValueLookupParameter<BoolValue>)Parameters["OffspringSelectionBeforeMutation"]; }
113    }
114    #endregion
115
116    [StorableConstructor]
117    private SASEGASAMainLoop(bool deserializing) : base() { }
118    public SASEGASAMainLoop()
119      : base() {
120      #region Create parameters
121      Parameters.Add(new ValueLookupParameter<IRandom>("Random", "A pseudo random number generator."));
122      Parameters.Add(new ValueLookupParameter<BoolValue>("Maximization", "True if the problem is a maximization problem, otherwise false."));
123      Parameters.Add(new SubScopesLookupParameter<DoubleValue>("Quality", "The value which represents the quality of a solution."));
124      Parameters.Add(new ValueLookupParameter<DoubleValue>("BestKnownQuality", "The best known quality value found so far."));
125      Parameters.Add(new ValueLookupParameter<IntValue>("NumberOfVillages", "The initial number of villages."));
126      Parameters.Add(new ValueLookupParameter<IntValue>("MigrationInterval", "The fixed period after which migration occurs."));
127      Parameters.Add(new ValueLookupParameter<IOperator>("Selector", "The operator used to select solutions for reproduction."));
128      Parameters.Add(new ValueLookupParameter<IOperator>("Crossover", "The operator used to cross solutions."));
129      Parameters.Add(new ValueLookupParameter<PercentValue>("MutationProbability", "The probability that the mutation operator is applied on a solution."));
130      Parameters.Add(new ValueLookupParameter<IOperator>("Mutator", "The operator used to mutate solutions."));
131      Parameters.Add(new ValueLookupParameter<IOperator>("Evaluator", "The operator used to evaluate solutions."));
132      Parameters.Add(new ValueLookupParameter<IntValue>("Elites", "The numer of elite solutions which are kept in each generation."));
133      Parameters.Add(new ValueLookupParameter<ResultCollection>("Results", "The results collection to store the results."));
134      Parameters.Add(new ValueLookupParameter<IOperator>("Visualizer", "The operator used to visualize solutions."));
135      Parameters.Add(new LookupParameter<IItem>("Visualization", "The item which represents the visualization of solutions."));
136      Parameters.Add(new ValueLookupParameter<DoubleValue>("SuccessRatio", "The ratio of successful to total children that should be achieved."));
137      Parameters.Add(new ValueLookupParameter<DoubleValue>("ComparisonFactorLowerBound", "The lower bound of the comparison factor (start)."));
138      Parameters.Add(new ValueLookupParameter<DoubleValue>("ComparisonFactorUpperBound", "The upper bound of the comparison factor (end)."));
139      Parameters.Add(new ValueLookupParameter<IOperator>("ComparisonFactorModifier", "The operator used to modify the comparison factor."));
140      Parameters.Add(new ValueLookupParameter<DoubleValue>("MaximumSelectionPressure", "The maximum selection pressure that terminates the algorithm."));
141      Parameters.Add(new ValueLookupParameter<DoubleValue>("FinalMaximumSelectionPressure", "The maximum selection pressure used when there is only one village left."));
142      Parameters.Add(new ValueLookupParameter<IntValue>("MaximumGenerations", "The maximum genreation that terminates the algorithm."));
143      Parameters.Add(new ValueLookupParameter<BoolValue>("OffspringSelectionBeforeMutation", "True if the offspring selection step should be applied before mutation, false if it should be applied after mutation."));
144      #endregion
145
146      #region Create operators
147      VariableCreator variableCreator = new VariableCreator();
148      Assigner maxSelPressAssigner = new Assigner();
149      Assigner villageCountAssigner = new Assigner();
150      Assigner comparisonFactorInitializer = new Assigner();
151      UniformSubScopesProcessor ussp0 = new UniformSubScopesProcessor();
152      VariableCreator islandVariableCreator = new VariableCreator();
153      Assigner islandVariableAssigner = new Assigner();
154      BestQualityMemorizer bestQualityMemorizer1 = new BestQualityMemorizer();
155      BestAverageWorstQualityCalculator bestAverageWorstQualityCalculator1 = new BestAverageWorstQualityCalculator();
156      BestQualityMemorizer bestQualityMemorizer2 = new BestQualityMemorizer();
157      BestAverageWorstQualityCalculator bestAverageWorstQualityCalculator2 = new BestAverageWorstQualityCalculator();
158      DataTableValuesCollector dataTableValuesCollector1 = new DataTableValuesCollector();
159      DataTableValuesCollector selPressValuesCollector1 = new DataTableValuesCollector();
160      QualityDifferenceCalculator qualityDifferenceCalculator1 = new QualityDifferenceCalculator();
161      ResultsCollector resultsCollector = new ResultsCollector();
162      Assigner fixedReunificationStepConditionInitializer = new Assigner();
163      UniformSubScopesProcessor ussp1 = new UniformSubScopesProcessor();
164      // MAINLOOP
165      OffspringSelectionGeneticAlgorithmMainLoop mainLoop = new OffspringSelectionGeneticAlgorithmMainLoop();
166      // MAINLOOP
167      Comparator sasegasaGenVillageGenComparator = new Comparator();
168      ConditionalBranch sasegasaGenerationsUpdateBranch = new ConditionalBranch();
169      Assigner sasegasaGenerationsUpdater = new Assigner();
170      ConditionalBranch villageMaximumGenerationsConditionalBranch1 = new ConditionalBranch();
171      Assigner fixedReunificationStepConditionUpdater = new Assigner();
172      ResultsCollector sasegasaGenerationsCollector = new ResultsCollector();
173      UniformSubScopesProcessor ussp2 = new UniformSubScopesProcessor();
174      ConditionalBranch villageMaximumGenerationsConditionalBranch2 = new ConditionalBranch();
175      Assigner villageMaximumGenerationsToGenerationsAssigner = new Assigner();
176      IntCounter villageMaximumGenerationsCounter = new IntCounter();
177      DataTableValuesCollector selPressValuesCollector2 = new DataTableValuesCollector();
178      Comparator villageCountComparator1 = new Comparator();
179      ConditionalBranch villageTerminationCondition1 = new ConditionalBranch();
180      SASEGASAReunificator reunificator = new SASEGASAReunificator();
181      IntCounter reunificationCounter = new IntCounter();
182      Placeholder comparisonFactorModifier = new Placeholder();
183      Comparator villageCountComparator2 = new Comparator();
184      ConditionalBranch villageTerminationCondition2 = new ConditionalBranch();
185      Assigner finalMaxSelPressAssigner = new Assigner();
186      Comparator maximumGenerationsComparator = new Comparator();
187      BestQualityMemorizer bestQualityMemorizer3 = new BestQualityMemorizer();
188      BestAverageWorstQualityCalculator bestAverageWorstQualityCalculator3 = new BestAverageWorstQualityCalculator();
189      DataTableValuesCollector dataTableValuesCollector2 = new DataTableValuesCollector();
190      QualityDifferenceCalculator qualityDifferenceCalculator2 = new QualityDifferenceCalculator();
191      ConditionalBranch villagesTerminationCondition3 = new ConditionalBranch();
192      ConditionalBranch maximumGenerationsTerminationCondition = new ConditionalBranch();
193
194      // The generations of SASEGASA progress with the generations of its villages
195      variableCreator.CollectedValues.Add(new ValueParameter<IntValue>("SASEGASAGenerations", new IntValue(0)));
196
197      villageCountAssigner.LeftSideParameter.ActualName = "VillageCount";
198      villageCountAssigner.RightSideParameter.ActualName = NumberOfVillagesParameter.Name;
199
200      maxSelPressAssigner.LeftSideParameter.ActualName = "CurrentMaximumSelectionPressure";
201      maxSelPressAssigner.RightSideParameter.ActualName = MaximumSelectionPressureParameter.Name;
202
203      comparisonFactorInitializer.LeftSideParameter.ActualName = "ComparisonFactor";
204      comparisonFactorInitializer.RightSideParameter.ActualName = ComparisonFactorLowerBoundParameter.Name;
205
206      islandVariableCreator.CollectedValues.Add(new ValueParameter<ResultCollection>("VillageResults", new ResultCollection()));
207      islandVariableCreator.CollectedValues.Add(new ValueParameter<DoubleValue>("SelectionPressure", new DoubleValue(0)));
208
209      islandVariableAssigner.LeftSideParameter.ActualName = "VillageMaximumGenerations";
210      islandVariableAssigner.RightSideParameter.ActualName = MigrationIntervalParameter.Name;
211
212      bestQualityMemorizer1.BestQualityParameter.ActualName = "BestQuality";
213      bestQualityMemorizer1.MaximizationParameter.ActualName = MaximizationParameter.Name;
214      bestQualityMemorizer1.QualityParameter.ActualName = QualityParameter.Name;
215
216      bestAverageWorstQualityCalculator1.AverageQualityParameter.ActualName = "CurrentAverageQuality";
217      bestAverageWorstQualityCalculator1.BestQualityParameter.ActualName = "CurrentBestQuality";
218      bestAverageWorstQualityCalculator1.MaximizationParameter.ActualName = MaximizationParameter.Name;
219      bestAverageWorstQualityCalculator1.QualityParameter.ActualName = QualityParameter.Name;
220      bestAverageWorstQualityCalculator1.WorstQualityParameter.ActualName = "CurrentWorstQuality";
221
222      bestQualityMemorizer2.BestQualityParameter.ActualName = "BestQuality";
223      bestQualityMemorizer2.MaximizationParameter.ActualName = MaximizationParameter.Name;
224      bestQualityMemorizer2.QualityParameter.ActualName = "BestQuality";
225
226      bestAverageWorstQualityCalculator2.AverageQualityParameter.ActualName = "CurrentAverageBestQuality";
227      bestAverageWorstQualityCalculator2.BestQualityParameter.ActualName = "CurrentBestBestQuality";
228      bestAverageWorstQualityCalculator2.MaximizationParameter.ActualName = MaximizationParameter.Name;
229      bestAverageWorstQualityCalculator2.QualityParameter.ActualName = "CurrentBestQuality";
230      bestAverageWorstQualityCalculator2.WorstQualityParameter.ActualName = "CurrentWorstBestQuality";
231
232      dataTableValuesCollector1.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Best BestQuality", null, "CurrentBestBestQuality"));
233      dataTableValuesCollector1.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Average BestQuality", null, "CurrentAverageBestQuality"));
234      dataTableValuesCollector1.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Worst BestQuality", null, "CurrentWorstBestQuality"));
235      dataTableValuesCollector1.CollectedValues.Add(new LookupParameter<DoubleValue>("Best Quality", null, "BestQuality"));
236      dataTableValuesCollector1.CollectedValues.Add(new LookupParameter<DoubleValue>("Best Known Quality", null, BestKnownQualityParameter.Name));
237      dataTableValuesCollector1.DataTableParameter.ActualName = "BestQualities";
238
239      selPressValuesCollector1.CollectedValues.Add(new SubScopesLookupParameter<DoubleValue>("Selection Pressure Village", null, "SelectionPressure"));
240      selPressValuesCollector1.DataTableParameter.ActualName = "VillagesSelectionPressures";
241
242      qualityDifferenceCalculator1.AbsoluteDifferenceParameter.ActualName = "AbsoluteDifferenceBestKnownToBest";
243      qualityDifferenceCalculator1.FirstQualityParameter.ActualName = BestKnownQualityParameter.Name;
244      qualityDifferenceCalculator1.RelativeDifferenceParameter.ActualName = "RelativeDifferenceBestKnownToBest";
245      qualityDifferenceCalculator1.SecondQualityParameter.ActualName = "BestQuality";
246
247      resultsCollector.CollectedValues.Add(new LookupParameter<IntValue>("Generations", null, "SASEGASAGenerations"));
248      resultsCollector.CollectedValues.Add(new LookupParameter<IntValue>("Current Villages", null, "VillageCount"));
249      resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Best BestQuality", null, "CurrentBestBestQuality"));
250      resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Average BestQuality", null, "CurrentAverageBestQuality"));
251      resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Worst BestQuality", null, "CurrentWorstBestQuality"));
252      resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Best Quality", null, "BestQuality"));
253      resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Best Known Quality", null, BestKnownQualityParameter.Name));
254      resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Absolute Difference of Best Known Quality to Best Quality", null, "AbsoluteDifferenceBestKnownToBest"));
255      resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>("Relative Difference of Best Known Quality to Best Quality", null, "RelativeDifferenceBestKnownToBest"));
256      resultsCollector.CollectedValues.Add(new LookupParameter<DataTable>("BestQualities"));
257      resultsCollector.CollectedValues.Add(new LookupParameter<DataTable>("VillagesSelectionPressures"));
258      resultsCollector.CollectedValues.Add(new SubScopesLookupParameter<ResultCollection>("VillageResults", "Result set for each village"));
259      resultsCollector.ResultsParameter.ActualName = ResultsParameter.Name;
260
261      fixedReunificationStepConditionInitializer.LeftSideParameter.ActualName = "PerformFixedReunification";
262      fixedReunificationStepConditionInitializer.RightSideParameter.Value = new BoolValue(false);
263
264      mainLoop.BestKnownQualityParameter.ActualName = BestKnownQualityParameter.Name;
265      mainLoop.MaximizationParameter.ActualName = MaximizationParameter.Name;
266      mainLoop.QualityParameter.ActualName = QualityParameter.Name;
267      mainLoop.SelectorParameter.ActualName = SelectorParameter.Name;
268      mainLoop.CrossoverParameter.ActualName = CrossoverParameter.Name;
269      mainLoop.ElitesParameter.ActualName = ElitesParameter.Name;
270      mainLoop.MaximumGenerationsParameter.ActualName = "VillageMaximumGenerations";
271      mainLoop.MutatorParameter.ActualName = MutatorParameter.Name;
272      mainLoop.EvaluatorParameter.ActualName = EvaluatorParameter.Name;
273      mainLoop.MutationProbabilityParameter.ActualName = MutationProbabilityParameter.Name;
274      mainLoop.RandomParameter.ActualName = RandomParameter.Name;
275      mainLoop.ResultsParameter.ActualName = "VillageResults";
276      mainLoop.VisualizerParameter.ActualName = VisualizerParameter.Name;
277      mainLoop.VisualizationParameter.ActualName = VisualizationParameter.Name;
278      mainLoop.SuccessRatioParameter.ActualName = SuccessRatioParameter.Name;
279      mainLoop.ComparisonFactorLowerBoundParameter.ActualName = ComparisonFactorLowerBoundParameter.Name;
280      mainLoop.ComparisonFactorModifierParameter.Value = new EmptyOperator(); // comparison factor is modified here
281      mainLoop.ComparisonFactorUpperBoundParameter.ActualName = ComparisonFactorUpperBoundParameter.Name;
282      mainLoop.MaximumSelectionPressureParameter.ActualName = "CurrentMaximumSelectionPressure";
283      mainLoop.OffspringSelectionBeforeMutationParameter.ActualName = OffspringSelectionBeforeMutationParameter.Name;
284
285      // SASEGASAGenerations is the maximum of all village generations
286      sasegasaGenVillageGenComparator.LeftSideParameter.ActualName = "SASEGASAGenerations";
287      sasegasaGenVillageGenComparator.RightSideParameter.ActualName = "Generations";
288      sasegasaGenVillageGenComparator.Comparison = new Comparison(ComparisonType.Less);
289      sasegasaGenVillageGenComparator.ResultParameter.ActualName = "UpdateSASEGASAGenerations";
290
291      sasegasaGenerationsUpdateBranch.ConditionParameter.ActualName = "UpdateSASEGASAGenerations";
292
293      sasegasaGenerationsUpdater.LeftSideParameter.ActualName = "SASEGASAGenerations";
294      sasegasaGenerationsUpdater.RightSideParameter.ActualName = "Generations";
295
296      // check if the village has terminated due to reaching maximum generations (in that case we need to increase in each village the maximum generations by the migration interval)
297      villageMaximumGenerationsConditionalBranch1.ConditionParameter.ActualName = "TerminateMaximumGenerations";
298
299      fixedReunificationStepConditionUpdater.LeftSideParameter.ActualName = "PerformFixedReunification";
300      fixedReunificationStepConditionUpdater.RightSideParameter.Value = new BoolValue(true);
301
302      sasegasaGenerationsCollector.CollectedValues.Add(new LookupParameter<IntValue>("Generations", null, "SASEGASAGenerations"));
303
304      villageMaximumGenerationsConditionalBranch2.ConditionParameter.ActualName = "PerformFixedReunification";
305
306      // if the village terminated because of maximum generations first set the maxgen of a village back to its generation
307      villageMaximumGenerationsToGenerationsAssigner.LeftSideParameter.ActualName = "VillageMaximumGenerations";
308      villageMaximumGenerationsToGenerationsAssigner.RightSideParameter.ActualName = "Generations";
309
310      // if the village terminated because of maximum generations and then increase the maximum generations by the fixed migration interval
311      villageMaximumGenerationsCounter.ValueParameter.ActualName = "VillageMaximumGenerations";
312      villageMaximumGenerationsCounter.Increment = null;
313      villageMaximumGenerationsCounter.IncrementParameter.ActualName = "MigrationInterval";
314
315      selPressValuesCollector2.CollectedValues.Add(new SubScopesLookupParameter<DoubleValue>("Selection Pressure Village", null, "SelectionPressure"));
316      selPressValuesCollector2.DataTableParameter.ActualName = "VillagesSelectionPressures";
317
318      // if there's just one island left and we're getting to this point SASEGASA terminates
319      villageCountComparator1.Name = "VillageCount <= 1 ?";
320      villageCountComparator1.LeftSideParameter.ActualName = "VillageCount";
321      villageCountComparator1.RightSideParameter.Value = new IntValue(1);
322      villageCountComparator1.Comparison.Value = ComparisonType.LessOrEqual;
323      villageCountComparator1.ResultParameter.ActualName = "TerminateVillages";
324
325      villageTerminationCondition1.Name = "Skip reunification?";
326      villageTerminationCondition1.ConditionParameter.ActualName = "TerminateVillages";
327
328      reunificator.VillageCountParameter.ActualName = "VillageCount";
329
330      reunificationCounter.ValueParameter.ActualName = "Reunifications"; // this variable is referenced in SASEGASA, do not change!
331      reunificationCounter.IncrementParameter.Value = new IntValue(1);
332
333      comparisonFactorModifier.OperatorParameter.ActualName = ComparisonFactorModifierParameter.Name;
334
335      villageCountComparator2.Name = "VillageCount == 1 ?";
336      villageCountComparator2.LeftSideParameter.ActualName = "VillageCount";
337      villageCountComparator2.RightSideParameter.Value = new IntValue(1);
338      villageCountComparator2.Comparison.Value = ComparisonType.Equal;
339      villageCountComparator2.ResultParameter.ActualName = "ChangeMaxSelPress";
340
341      villageTerminationCondition2.Name = "Change max selection pressure?";
342      villageTerminationCondition2.ConditionParameter.ActualName = "ChangeMaxSelPress";
343
344      finalMaxSelPressAssigner.LeftSideParameter.ActualName = "CurrentMaximumSelectionPressure";
345      finalMaxSelPressAssigner.RightSideParameter.ActualName = FinalMaximumSelectionPressureParameter.Name;
346
347      // if SASEGASAGenerations is reaching MaximumGenerations we're also terminating
348      maximumGenerationsComparator.LeftSideParameter.ActualName = "SASEGASAGenerations";
349      maximumGenerationsComparator.RightSideParameter.ActualName = MaximumGenerationsParameter.Name;
350      maximumGenerationsComparator.Comparison = new Comparison(ComparisonType.GreaterOrEqual);
351      maximumGenerationsComparator.ResultParameter.ActualName = "TerminateMaximumGenerations";
352
353      bestQualityMemorizer3.BestQualityParameter.ActualName = "BestQuality";
354      bestQualityMemorizer3.MaximizationParameter.ActualName = MaximizationParameter.Name;
355      bestQualityMemorizer3.QualityParameter.ActualName = "BestQuality";
356
357      bestAverageWorstQualityCalculator3.AverageQualityParameter.ActualName = "CurrentAverageBestQuality";
358      bestAverageWorstQualityCalculator3.BestQualityParameter.ActualName = "CurrentBestBestQuality";
359      bestAverageWorstQualityCalculator3.MaximizationParameter.ActualName = MaximizationParameter.Name;
360      bestAverageWorstQualityCalculator3.QualityParameter.ActualName = "CurrentBestQuality";
361      bestAverageWorstQualityCalculator3.WorstQualityParameter.ActualName = "CurrentWorstBestQuality";
362
363      dataTableValuesCollector2.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Best BestQuality", null, "CurrentBestBestQuality"));
364      dataTableValuesCollector2.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Average BestQuality", null, "CurrentAverageBestQuality"));
365      dataTableValuesCollector2.CollectedValues.Add(new LookupParameter<DoubleValue>("Current Worst BestQuality", null, "CurrentWorstBestQuality"));
366      dataTableValuesCollector2.CollectedValues.Add(new LookupParameter<DoubleValue>("Best Quality", null, "BestQuality"));
367      dataTableValuesCollector2.CollectedValues.Add(new LookupParameter<DoubleValue>("Best Known Quality", null, BestKnownQualityParameter.Name));
368      dataTableValuesCollector2.DataTableParameter.ActualName = "BestQualities";
369
370      qualityDifferenceCalculator2.AbsoluteDifferenceParameter.ActualName = "AbsoluteDifferenceBestKnownToBest";
371      qualityDifferenceCalculator2.FirstQualityParameter.ActualName = BestKnownQualityParameter.Name;
372      qualityDifferenceCalculator2.RelativeDifferenceParameter.ActualName = "RelativeDifferenceBestKnownToBest";
373      qualityDifferenceCalculator2.SecondQualityParameter.ActualName = "BestQuality";
374
375      villagesTerminationCondition3.ConditionParameter.ActualName = "TerminateVillages";
376      villageMaximumGenerationsConditionalBranch1.ConditionParameter.ActualName = "TerminateMaximumGenerations";
377      #endregion
378
379      #region Create operator graph
380      OperatorGraph.InitialOperator = variableCreator;
381      variableCreator.Successor = villageCountAssigner;
382      villageCountAssigner.Successor = maxSelPressAssigner;
383      maxSelPressAssigner.Successor = comparisonFactorInitializer;
384      comparisonFactorInitializer.Successor = ussp0;
385      ussp0.Operator = islandVariableCreator;
386      ussp0.Successor = bestQualityMemorizer2;
387      islandVariableCreator.Successor = islandVariableAssigner;
388      islandVariableAssigner.Successor = bestQualityMemorizer1;
389      bestQualityMemorizer1.Successor = bestAverageWorstQualityCalculator1;
390      bestQualityMemorizer2.Successor = bestAverageWorstQualityCalculator2;
391      bestAverageWorstQualityCalculator2.Successor = dataTableValuesCollector1;
392      dataTableValuesCollector1.Successor = selPressValuesCollector1;
393      selPressValuesCollector1.Successor = qualityDifferenceCalculator1;
394      qualityDifferenceCalculator1.Successor = resultsCollector;
395      resultsCollector.Successor = fixedReunificationStepConditionInitializer;
396      fixedReunificationStepConditionInitializer.Successor = ussp1;
397      ussp1.Operator = mainLoop;
398      ussp1.Successor = sasegasaGenerationsCollector;
399      mainLoop.Successor = sasegasaGenVillageGenComparator;
400      sasegasaGenVillageGenComparator.Successor = sasegasaGenerationsUpdateBranch;
401      sasegasaGenerationsUpdateBranch.TrueBranch = sasegasaGenerationsUpdater;
402      sasegasaGenerationsUpdateBranch.FalseBranch = null;
403      sasegasaGenerationsUpdateBranch.Successor = villageMaximumGenerationsConditionalBranch1;
404      villageMaximumGenerationsConditionalBranch1.TrueBranch = fixedReunificationStepConditionUpdater;
405      villageMaximumGenerationsConditionalBranch1.FalseBranch = null;
406      villageMaximumGenerationsConditionalBranch1.Successor = null;
407      sasegasaGenerationsCollector.Successor = ussp2;
408      ussp2.Operator = villageMaximumGenerationsConditionalBranch2;
409      ussp2.Successor = selPressValuesCollector2;
410      villageMaximumGenerationsConditionalBranch2.TrueBranch = villageMaximumGenerationsToGenerationsAssigner;
411      villageMaximumGenerationsConditionalBranch2.FalseBranch = null;
412      villageMaximumGenerationsConditionalBranch2.Successor = null;
413      villageMaximumGenerationsToGenerationsAssigner.Successor = villageMaximumGenerationsCounter;
414      villageMaximumGenerationsCounter.Successor = null;
415      selPressValuesCollector2.Successor = villageCountComparator1;
416      villageCountComparator1.Successor = villageTerminationCondition1;
417      villageTerminationCondition1.TrueBranch = null;
418      villageTerminationCondition1.FalseBranch = reunificator;
419      villageTerminationCondition1.Successor = maximumGenerationsComparator;
420      reunificator.Successor = reunificationCounter;
421      reunificationCounter.Successor = comparisonFactorModifier;
422      comparisonFactorModifier.Successor = villageCountComparator2;
423      villageCountComparator2.Successor = villageTerminationCondition2;
424      villageTerminationCondition2.TrueBranch = finalMaxSelPressAssigner;
425      villageTerminationCondition2.FalseBranch = null;
426      villageTerminationCondition2.Successor = null;
427      finalMaxSelPressAssigner.Successor = null;
428      maximumGenerationsComparator.Successor = bestQualityMemorizer3;
429      bestQualityMemorizer3.Successor = bestAverageWorstQualityCalculator3;
430      bestAverageWorstQualityCalculator3.Successor = dataTableValuesCollector2;
431      dataTableValuesCollector2.Successor = qualityDifferenceCalculator2;
432      qualityDifferenceCalculator2.Successor = villagesTerminationCondition3;
433      villagesTerminationCondition3.FalseBranch = maximumGenerationsTerminationCondition;
434      villagesTerminationCondition3.TrueBranch = null;
435      villagesTerminationCondition3.Successor = null;
436      maximumGenerationsTerminationCondition.FalseBranch = fixedReunificationStepConditionInitializer;
437      maximumGenerationsTerminationCondition.TrueBranch = null;
438      maximumGenerationsTerminationCondition.Successor = null;
439      #endregion
440    }
441  }
442}
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