| 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2019 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.Collections.Generic;
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| 23 | using System.Linq;
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| 24 | using HeuristicLab.Common;
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| 25 | using HeuristicLab.Core;
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| 26 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 27 |
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| 28 | namespace HeuristicLab.Algorithms.CMAEvolutionStrategy {
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| 29 | [Item("CMAParameters", "CMA-ES controls many strategy parameters that guide the search and which are combined in this class.")]
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| 30 | [StorableClass]
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| 31 | public sealed class CMAParameters : Item {
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| 32 |
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| 33 | [Storable(Name = "axisRatio")]
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| 34 | public double AxisRatio { get; set; }
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| 35 | [Storable(Name = "sigma")]
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| 36 | public double Sigma { get; set; }
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| 37 | [Storable(Name = "sigmaBounds")]
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| 38 | public double[,] SigmaBounds { get; set; }
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| 39 | [Storable(Name = "mu")]
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| 40 | public int Mu { get; set; }
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| 41 | [Storable(Name = "weights")]
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| 42 | public double[] Weights { get; set; }
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| 43 | [Storable(Name = "muEff")]
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| 44 | public double MuEff { get; set; }
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| 45 | [Storable(Name = "cc")]
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| 46 | public double CC { get; set; }
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| 47 | [Storable(Name = "cs")]
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| 48 | public double CS { get; set; }
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| 49 | [Storable(Name = "damps")]
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| 50 | public double Damps { get; set; }
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| 51 | [Storable(Name = "muCov")]
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| 52 | public double MuCov { get; set; }
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| 53 | [Storable(Name = "cCov")]
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| 54 | public double CCov { get; set; }
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| 55 | [Storable(Name = "cCovSep")]
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| 56 | public double CCovSep { get; set; }
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| 57 | [Storable(Name = "pc")]
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| 58 | public double[] PC { get; set; }
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| 59 | [Storable(Name = "ps")]
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| 60 | public double[] PS { get; set; }
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| 61 | [Storable(Name = "b")]
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| 62 | public double[,] B { get; set; }
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| 63 | [Storable(Name = "d")]
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| 64 | public double[] D { get; set; }
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| 65 | [Storable(Name = "c")]
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| 66 | public double[,] C { get; set; }
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| 67 | [Storable(Name = "bDz")]
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| 68 | public double[] BDz { get; set; }
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| 69 | [Storable(Name = "chiN")]
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| 70 | public double ChiN { get; set; }
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| 71 | [Storable(Name = "initialIterations")]
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| 72 | public int InitialIterations { get; set; }
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| 73 | [Storable(Name = "qualityHistory")]
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| 74 | private IEnumerable<double> StorableQualityHistory {
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| 75 | get { return QualityHistory ?? Enumerable.Empty<double>(); }
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| 76 | set { if (value != null) QualityHistory = new Queue<double>(value); }
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| 77 | }
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| 78 | public Queue<double> QualityHistory { get; set; }
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| 79 | [Storable(Name = "qualityHistorySize")]
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| 80 | public int QualityHistorySize { get; set; }
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| 81 |
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| 82 | [StorableConstructor]
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| 83 | private CMAParameters(bool deserializing) : base(deserializing) { }
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| 84 | private CMAParameters(CMAParameters original, Cloner cloner)
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| 85 | : base(original, cloner) {
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| 86 | this.AxisRatio = original.AxisRatio;
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| 87 | if (original.B != null) this.B = (double[,])original.B.Clone();
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| 88 | if (original.BDz != null) this.BDz = (double[])original.BDz.Clone();
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| 89 | if (original.C != null) this.C = (double[,])original.C.Clone();
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| 90 | this.CCov = original.CCov;
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| 91 | this.CCovSep = original.CCovSep;
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| 92 | this.CC = original.CC;
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| 93 | this.ChiN = original.ChiN;
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| 94 | this.CS = original.CS;
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| 95 | if (original.D != null) this.D = (double[])original.D.Clone();
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| 96 | this.Damps = original.Damps;
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| 97 | this.InitialIterations = original.InitialIterations;
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| 98 | this.Mu = original.Mu;
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| 99 | this.MuCov = original.MuCov;
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| 100 | this.MuEff = original.MuEff;
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| 101 | if (original.PC != null) this.PC = (double[])original.PC.Clone();
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| 102 | if (original.PS != null) this.PS = (double[])original.PS.Clone();
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| 103 | this.Sigma = original.Sigma;
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| 104 | if (original.SigmaBounds != null) this.SigmaBounds = (double[,])original.SigmaBounds.Clone();
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| 105 | if (original.Weights != null) this.Weights = (double[])original.Weights.Clone();
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| 106 |
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| 107 | if (original.QualityHistory != null) this.QualityHistory = new Queue<double>(original.QualityHistory);
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| 108 | this.QualityHistorySize = original.QualityHistorySize;
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| 109 | }
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| 110 | public CMAParameters() { }
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| 111 |
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| 112 | public override IDeepCloneable Clone(Cloner cloner) {
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| 113 | return new CMAParameters(this, cloner);
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| 114 | }
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| 115 | }
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| 116 | }
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