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source: trunk/sources/HeuristicLab.Encodings.RealVectorEncoding/3.3/StrategyParameters/StdDevStrategyVectorCreator.cs @ 4047

Last change on this file since 4047 was 3450, checked in by abeham, 15 years ago

Changed handling of strategy parameters and renamed operators in realvector #890, #932, #934

File size: 3.0 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2010 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 HeuristicLab.Common;
23using HeuristicLab.Core;
24using HeuristicLab.Data;
25using HeuristicLab.Operators;
26using HeuristicLab.Optimization;
27using HeuristicLab.Parameters;
28using HeuristicLab.Encodings.RealVectorEncoding;
29using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
30
31namespace HeuristicLab.Encodings.RealVectorEncoding {
32  [Item("StdDevStrategyVectorCreator", "Creates the endogeneous strategy parameters.")]
33  [StorableClass]
34  public class StdDevStrategyVectorCreator : SingleSuccessorOperator, IStochasticOperator, IRealVectorStdDevStrategyParameterCreator {
35    public override bool CanChangeName {
36      get { return false; }
37    }
38    public ILookupParameter<IRandom> RandomParameter {
39      get { return (LookupParameter<IRandom>)Parameters["Random"]; }
40    }
41    public ILookupParameter<RealVector> StrategyParameterParameter {
42      get { return (ILookupParameter<RealVector>)Parameters["StrategyParameter"]; }
43    }
44    public IValueLookupParameter<IntValue> LengthParameter {
45      get { return (IValueLookupParameter<IntValue>)Parameters["Length"]; }
46    }
47    public IValueLookupParameter<DoubleMatrix> BoundsParameter {
48      get { return (IValueLookupParameter<DoubleMatrix>)Parameters["Bounds"]; }
49    }
50
51    public StdDevStrategyVectorCreator()
52      : base() {
53      Parameters.Add(new LookupParameter<IRandom>("Random", "The random number generator to use."));
54      Parameters.Add(new LookupParameter<RealVector>("StrategyParameter", "The crossed strategy parameter."));
55      Parameters.Add(new ValueLookupParameter<IntValue>("Length", "The length of the vector."));
56      Parameters.Add(new ValueLookupParameter<DoubleMatrix>("Bounds", "A 2 column matrix specifying the lower and upper bound for each dimension. If there are less rows than dimension the bounds vector is cycled.", new DoubleMatrix(new double[,] { {0, 5} })));
57    }
58
59    public override IOperation Apply() {
60      StrategyParameterParameter.ActualValue = UniformRandomRealVectorCreator.Apply(RandomParameter.ActualValue, LengthParameter.ActualValue.Value, BoundsParameter.ActualValue);
61      return base.Apply();
62    }
63  }
64}
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