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source: trunk/HeuristicLab.Problems.DataAnalysis.Symbolic.Regression/3.4/SingleObjective/ShapeConstrainedRegressionSingleObjectiveProblem.cs @ 18057

Last change on this file since 18057 was 17964, checked in by chaider, 4 years ago

#3073 Added sample on start page and default problem in shape constrained regression problem data

File size: 2.8 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 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 HEAL.Attic;
23using HeuristicLab.Common;
24using HeuristicLab.Core;
25
26namespace HeuristicLab.Problems.DataAnalysis.Symbolic.Regression {
27  [Item("Shape-constrained symbolic regression problem (single-objective)", "Represents a single-objective shape-constrained regression problem.")]
28  [StorableType("B35ADCA7-E902-4BEE-9DDE-DF8BBC1E27FE")]
29  [Creatable(CreatableAttribute.Categories.GeneticProgrammingProblems, Priority = 150)]
30  public class ShapeConstrainedRegressionSingleObjectiveProblem : SymbolicRegressionSingleObjectiveProblem {
31    [StorableConstructor]
32    protected ShapeConstrainedRegressionSingleObjectiveProblem(StorableConstructorFlag _) : base(_) { }
33    protected ShapeConstrainedRegressionSingleObjectiveProblem(ShapeConstrainedRegressionSingleObjectiveProblem original, Cloner cloner) : base(original, cloner) { }
34    public override IDeepCloneable Clone(Cloner cloner) { return new ShapeConstrainedRegressionSingleObjectiveProblem(this, cloner); }
35
36    public ShapeConstrainedRegressionSingleObjectiveProblem()
37      : base(new ShapeConstrainedRegressionProblemData(), new NMSESingleObjectiveConstraintsEvaluator(), new SymbolicDataAnalysisExpressionTreeCreator()) {
38
39      ApplyLinearScalingParameter.Value.Value = true;
40      Maximization.Value = false;
41      SymbolicExpressionTreeGrammarParameter.Value = new LinearScalingGrammar();
42
43      InitializeOperators();
44    }
45
46
47    private void InitializeOperators() {
48      Operators.Add(new ShapeConstraintsAnalyzer());
49      ParameterizeOperators();
50    }
51
52    public override void Load(IRegressionProblemData data) {
53      var scProblemData = new ShapeConstrainedRegressionProblemData(data.Dataset, data.AllowedInputVariables, data.TargetVariable,
54                                                                    data.TrainingPartition, data.TestPartition) {
55        Name = data.Name,
56        Description = data.Description
57      };
58
59      base.Load(scProblemData);
60    }
61  }
62}
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