[13672] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[15583] | 3 | * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[13672] | 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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[14044] | 21 |
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| 22 | using System.Linq;
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[13672] | 23 | using HeuristicLab.Common;
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[13725] | 24 | using HeuristicLab.Core;
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[13672] | 25 | using HeuristicLab.Data;
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| 26 | using HeuristicLab.Optimization;
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[14085] | 27 | using HeuristicLab.Parameters;
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[13725] | 28 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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[13672] | 29 |
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[14111] | 30 | namespace HeuristicLab.Problems.TestFunctions.MultiObjective {
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[13725] | 31 | [StorableClass]
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| 32 | [Item("CrowdingAnalyzer", "The mean crowding distance for each point of the Front (see Multi-Objective Performance Metrics - Shodhganga for more information)")]
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| 33 | public class CrowdingAnalyzer : MOTFAnalyzer {
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[14044] | 34 |
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[14097] | 35 | public IResultParameter<DoubleValue> CrowdingResultParameter {
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| 36 | get { return (IResultParameter<DoubleValue>)Parameters["Crowding"]; }
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| 37 | }
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| 38 |
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[13725] | 39 | [StorableConstructor]
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| 40 | protected CrowdingAnalyzer(bool deserializing) : base(deserializing) { }
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[14044] | 41 | public CrowdingAnalyzer(CrowdingAnalyzer original, Cloner cloner)
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| 42 | : base(original, cloner) {
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[13725] | 43 | }
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[13672] | 44 | public override IDeepCloneable Clone(Cloner cloner) {
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| 45 | return new CrowdingAnalyzer(this, cloner);
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| 46 | }
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[13725] | 47 |
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[14085] | 48 | public CrowdingAnalyzer() {
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[16171] | 49 | Parameters.Add(new ResultParameter<DoubleValue>("Crowding", "The average corwding distance of all points (excluding infinities)"));
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[14097] | 50 | CrowdingResultParameter.DefaultValue = new DoubleValue(double.NaN);
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[14085] | 51 | }
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[13725] | 52 |
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[14044] | 53 | public override IOperation Apply() {
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| 54 | var qualities = QualitiesParameter.ActualValue;
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[16171] | 55 | var crowdingDistance = CrowdingCalculator.CalculateCrowding(qualities);
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[14097] | 56 | CrowdingResultParameter.ActualValue.Value = crowdingDistance;
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[14044] | 57 | return base.Apply();
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[13672] | 58 | }
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[14044] | 59 |
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[13672] | 60 | }
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| 61 | }
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