[5560] | 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2011 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 HeuristicLab.Operators;
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| 24 | using HeuristicLab.Core;
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| 25 | using HeuristicLab.Data;
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| 26 | using HeuristicLab.Parameters;
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| 27 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 28 | using HeuristicLab.Common;
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| 29 | using HeuristicLab.Optimization;
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| 30 |
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| 31 | namespace HeuristicLab.Encodings.RealVectorEncoding {
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| 32 | [Item("RealVectorParticleCreator", "Creates a particle with position, zero velocity vector and personal best.")]
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| 33 | [StorableClass]
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| 34 | public class RealVectorParticleCreator : SingleSuccessorOperator, IRealVectorParticleCreator {
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| 35 | #region IRealVectorParticleCreator Members
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| 36 | public ILookupParameter<IntValue> ProblemSizeParameter {
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| 37 | get { return (ILookupParameter<IntValue>)Parameters["ProblemSize"]; }
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| 38 | }
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| 39 |
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| 40 | public ILookupParameter<RealVector> RealVectorParameter {
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| 41 | get { return (ILookupParameter<RealVector>)Parameters["RealVector"]; }
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| 42 | }
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| 43 |
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| 44 | public ILookupParameter<RealVector> PersonalBestParameter {
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| 45 | get { return (ILookupParameter<RealVector>)Parameters["PersonalBest"]; }
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| 46 | }
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| 47 |
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| 48 | public IValueLookupParameter<DoubleMatrix> BoundsParameter {
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| 49 | get { return (IValueLookupParameter<DoubleMatrix>)Parameters["Bounds"]; }
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| 50 | }
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| 51 |
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| 52 | public ILookupParameter<RealVector> VelocityParameter {
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| 53 | get { return (ILookupParameter<RealVector>)Parameters["Velocity"]; }
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| 54 | }
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| 55 |
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| 56 | #endregion
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| 57 |
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| 58 | public RealVectorParticleCreator() : base() {
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| 59 | Parameters.Add(new LookupParameter<IntValue>("ProblemSize", "The dimension of the problem."));
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| 60 | Parameters.Add(new ValueLookupParameter<DoubleMatrix>("Bounds", "The lower and upper bounds in each dimension."));
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| 61 | Parameters.Add(new LookupParameter<RealVector>("RealVector", "Particle's current solution"));
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| 62 | Parameters.Add(new LookupParameter<RealVector>("PersonalBest", "Particle's personal best solution."));
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| 63 | Parameters.Add(new LookupParameter<RealVector>("Velocity", "Particle's current velocity."));
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| 64 | }
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| 65 |
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| 66 | public override IOperation Apply() {
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| 67 | VelocityParameter.ActualValue = new RealVector(ProblemSizeParameter.ActualValue.Value);
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| 68 | UniformRandomRealVectorCreator realVectorCreater = new UniformRandomRealVectorCreator();
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| 69 | Assigner personalBestPositionAssigner = new Assigner();
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| 70 |
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| 71 | this.Name = "Particle Creator";
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| 72 |
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| 73 | //realVectorCreater.Name = "(SolutionCreator)";
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| 74 | realVectorCreater.RealVectorParameter.ActualName = "RealVector";
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| 75 | realVectorCreater.LengthParameter.ActualName = ProblemSizeParameter.Name;
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| 76 | realVectorCreater.BoundsParameter.ActualName = BoundsParameter.Name;
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| 77 | realVectorCreater.Successor = personalBestPositionAssigner;
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| 78 |
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| 79 | personalBestPositionAssigner.LeftSideParameter.ActualName = "PersonalBest";
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| 80 | personalBestPositionAssigner.RightSideParameter.ActualName = "RealVector";
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| 81 | personalBestPositionAssigner.Successor = null;
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| 82 |
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| 83 | OperationCollection next = new OperationCollection();
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| 84 | next.Add(ExecutionContext.CreateChildOperation(realVectorCreater));
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| 85 | next.Add(base.Apply());
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| 86 | return next;
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| 87 | }
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| 88 |
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| 89 | public override IDeepCloneable Clone(Cloner cloner) {
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| 90 | return new RealVectorParticleCreator(this, cloner);
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| 91 | }
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| 92 |
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| 93 | protected RealVectorParticleCreator(RealVectorParticleCreator original, Cloner cloner)
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| 94 | : base(original, cloner) {
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| 95 | }
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| 96 |
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| 97 | [StorableConstructor]
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| 98 | protected RealVectorParticleCreator(bool deserializing) : base(deserializing) { }
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| 99 | }
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| 100 | }
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