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source: trunk/sources/HeuristicLab.Problems.DataAnalysis/3.3/Symbolic/Symbols/VariableTreeNode.cs @ 3253

Last change on this file since 3253 was 3253, checked in by gkronber, 13 years ago

Implemented basic framework for symbolic regression problems for HL 3.3. #938 (Data types and operators for regression problems)

File size: 2.5 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.Encodings.SymbolicExpressionTreeEncoding;
23using System;
24using System.Collections.Generic;
25using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
26namespace HeuristicLab.Problems.DataAnalysis.Symbolic.Symbols {
27  [StorableClass]
28  public sealed class VariableTreeNode : SymbolicExpressionTreeNode {
29    private static List<SymbolicExpressionTreeNode> emptySubTrees = new List<SymbolicExpressionTreeNode>();
30    public override bool HasLocalParameters {
31      get {
32        return true;
33      }
34    }
35
36    private double weight;
37    [Storable]
38    public double Weight {
39      get { return weight; }
40      set { weight = value; }
41    }
42    private string variableName;
43    [Storable]
44    public string VariableName {
45      get { return variableName; }
46      set { variableName = value; }
47    }
48
49    // copy constructor
50    private VariableTreeNode(VariableTreeNode original)
51      : base(original) {
52      weight = original.weight;
53      variableName = original.variableName;
54    }
55
56    public VariableTreeNode(Variable variableSymbol) : base(variableSymbol) { }
57
58    public override object Clone() {
59      return new VariableTreeNode(this);
60    }
61
62    protected override void AddSubTree(SymbolicExpressionTreeNode tree) {
63      throw new NotSupportedException();
64    }
65    protected override void InsertSubTree(int index, SymbolicExpressionTreeNode tree) {
66      throw new NotSupportedException();
67    }
68    protected override void RemoveSubTree(int index) {
69      throw new NotSupportedException();
70    }
71    public override System.Collections.Generic.IList<SymbolicExpressionTreeNode> SubTrees {
72      get {
73        return emptySubTrees;
74      }
75    }
76  }
77}
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