Free cookie consent management tool by TermsFeed Policy Generator

source: stable/HeuristicLab.Encodings.RealVectorEncoding/3.3/Manipulators/MultiRealVectorManipulator.cs @ 17097

Last change on this file since 17097 was 17097, checked in by mkommend, 5 years ago

#2520: Merged 16565 - 16579 into stable.

File size: 4.1 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2019 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.Linq;
24using HeuristicLab.Collections;
25using HeuristicLab.Common;
26using HeuristicLab.Core;
27using HeuristicLab.Data;
28using HeuristicLab.Operators;
29using HeuristicLab.Optimization;
30using HeuristicLab.Parameters;
31using HEAL.Attic;
32
33namespace HeuristicLab.Encodings.RealVectorEncoding {
34  [Item("MultiRealVectorManipulator", "Randomly selects and applies one of its manipulators every time it is called.")]
35  [StorableType("E52D11F1-D746-48F7-AFF2-0E029F651FC5")]
36  public class MultiRealVectorManipulator : StochasticMultiBranch<IRealVectorManipulator>, IRealVectorManipulator, IStochasticOperator {
37    public override bool CanChangeName {
38      get { return false; }
39    }
40    protected override bool CreateChildOperation {
41      get { return true; }
42    }
43
44    public ILookupParameter<RealVector> RealVectorParameter {
45      get { return (ILookupParameter<RealVector>)Parameters["RealVector"]; }
46    }
47    public IValueLookupParameter<DoubleMatrix> BoundsParameter {
48      get { return (IValueLookupParameter<DoubleMatrix>)Parameters["Bounds"]; }
49    }
50
51    [StorableConstructor]
52    protected MultiRealVectorManipulator(StorableConstructorFlag _) : base(_) { }
53    protected MultiRealVectorManipulator(MultiRealVectorManipulator original, Cloner cloner) : base(original, cloner) { }
54    public MultiRealVectorManipulator()
55      : base() {
56      Parameters.Add(new LookupParameter<RealVector>("RealVector", "The real vector that is being manipulating."));
57      Parameters.Add(new ValueLookupParameter<DoubleMatrix>("Bounds", "The lower and upper bounds for each dimension of the vector."));
58
59      Operators.Add(new BreederGeneticAlgorithmManipulator());
60      Operators.Add(new NormalAllPositionsManipulator());
61      Operators.Add(new PolynomialAllPositionManipulator());
62      Operators.Add(new PolynomialOnePositionManipulator());
63      Operators.Add(new UniformOnePositionManipulator());
64
65      SelectedOperatorParameter.ActualName = "SelectedManipulationOperator";
66    }
67
68    public override IDeepCloneable Clone(Cloner cloner) {
69      return new MultiRealVectorManipulator(this, cloner);
70    }
71
72    protected override void Operators_ItemsReplaced(object sender, CollectionItemsChangedEventArgs<IndexedItem<IRealVectorManipulator>> e) {
73      base.Operators_ItemsReplaced(sender, e);
74      ParameterizeManipulators();
75    }
76
77    protected override void Operators_ItemsAdded(object sender, CollectionItemsChangedEventArgs<IndexedItem<IRealVectorManipulator>> e) {
78      base.Operators_ItemsAdded(sender, e);
79      ParameterizeManipulators();
80    }
81
82    private void ParameterizeManipulators() {
83      foreach (IRealVectorManipulator manipulator in Operators.OfType<IRealVectorManipulator>()) {
84        manipulator.RealVectorParameter.ActualName = RealVectorParameter.Name;
85        manipulator.BoundsParameter.ActualName = BoundsParameter.Name;
86      }
87      foreach (IStochasticOperator crossover in Operators.OfType<IStochasticOperator>()) {
88        crossover.RandomParameter.ActualName = RandomParameter.Name;
89      }
90    }
91
92    public override IOperation InstrumentedApply() {
93      if (Operators.Count == 0) throw new InvalidOperationException(Name + ": Please add at least one real vector manipulator to choose from.");
94      return base.InstrumentedApply();
95    }
96  }
97}
Note: See TracBrowser for help on using the repository browser.