Last change
on this file since 12344 was
11846,
checked in by gkronber, 10 years ago
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#2283 implemented bridge to HL (solve grammatical optimization problem instances with StandardGP and OffspringSelectionGP)
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File size:
1.1 KB
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1 | using System;
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2 | using HeuristicLab.Problems.GrammaticalOptimization;
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3 |
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4 | namespace HeuristicLab.Algorithms.GrammaticalOptimization {
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5 | public abstract class SolverBase : ISolver {
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6 | public event Action<string, double> FoundNewBestSolution;
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7 | public event Action<string, double> SolutionEvaluated;
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8 |
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9 | protected double bestQuality = double.NegativeInfinity;
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10 |
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11 | protected SolverBase() { }
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12 |
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13 | public abstract void Run(int maxEvaluations);
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14 |
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15 | protected virtual void OnSolutionEvaluated(string sentence, double quality) {
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16 | RaiseSolutionEvaluated(sentence, quality);
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17 | if (quality > bestQuality) {
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18 | bestQuality = quality;
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19 | RaiseFoundNewBestSolution(sentence, quality);
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20 | }
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21 | }
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22 |
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23 | private void RaiseSolutionEvaluated(string sentence, double quality) {
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24 | var handler = SolutionEvaluated;
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25 | if (handler != null) handler(sentence, quality);
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26 | }
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27 | private void RaiseFoundNewBestSolution(string sentence, double quality) {
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28 | var handler = FoundNewBestSolution;
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29 | if (handler != null) handler(sentence, quality);
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30 | }
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31 | }
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32 | }
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