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source: branches/OptimizationNetworks/HeuristicLab.Encodings.SymbolicExpressionTreeEncoding/3.4/Analyzers/MinAverageMaxSymbolicExpressionTreeLengthAnalyzer.cs @ 11576

Last change on this file since 11576 was 11576, checked in by swagner, 10 years ago

#2205: Merged changes r11062:11557 from trunk/sources into branches/OptimizationNetworks

File size: 7.0 KB
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[3651]1#region License Information
2/* HeuristicLab
[11576]3 * Copyright (C) 2002-2014 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
[3651]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
[4068]22using System;
23using HeuristicLab.Analysis;
[3651]24using HeuristicLab.Common;
25using HeuristicLab.Core;
26using HeuristicLab.Data;
27using HeuristicLab.Operators;
28using HeuristicLab.Parameters;
29using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
30
[5499]31namespace HeuristicLab.Encodings.SymbolicExpressionTreeEncoding {
[3651]32  /// <summary>
[5499]33  /// An operator that tracks the min average and max length of symbolic expression trees.
[3651]34  /// </summary>
[5499]35  [Item("MinAverageMaxSymbolicExpressionTreeLengthAnalyzer", "An operator that tracks the min avgerage and max length of symbolic expression trees.")]
[3651]36  [StorableClass]
[5499]37  public sealed class MinAverageMaxSymbolicExpressionTreeLengthAnalyzer : AlgorithmOperator, ISymbolicExpressionTreeAnalyzer {
[3651]38    private const string SymbolicExpressionTreeParameterName = "SymbolicExpressionTree";
[5499]39    private const string SymbolicExpressionTreeLengthParameterName = "SymbolicExpressionTreeLength";
40    private const string SymbolicExpressionTreeLengthsParameterName = "Symbolic expression tree length";
41    private const string MinTreeLengthParameterName = "Minimal symbolic expression tree length";
42    private const string AverageTreeLengthParameterName = "Average symbolic expression tree length";
43    private const string MaxTreeLengthParameterName = "Maximal symbolic expression tree length";
[3651]44    private const string ResultsParameterName = "Results";
45
[7172]46    public bool EnabledByDefault {
47      get { return true; }
48    }
49
[3651]50    #region parameter properties
[5510]51    public IScopeTreeLookupParameter<ISymbolicExpressionTree> SymbolicExpressionTreeParameter {
52      get { return (IScopeTreeLookupParameter<ISymbolicExpressionTree>)Parameters[SymbolicExpressionTreeParameterName]; }
[3651]53    }
[5499]54    public ScopeTreeLookupParameter<DoubleValue> SymbolicExpressionTreeLengthParameter {
55      get { return (ScopeTreeLookupParameter<DoubleValue>)Parameters[SymbolicExpressionTreeLengthParameterName]; }
[3651]56    }
[5499]57    public ValueLookupParameter<DataTable> SymbolicExpressionTreeLengthsParameter {
58      get { return (ValueLookupParameter<DataTable>)Parameters[SymbolicExpressionTreeLengthsParameterName]; }
[3651]59    }
60    public ValueLookupParameter<VariableCollection> ResultsParameter {
61      get { return (ValueLookupParameter<VariableCollection>)Parameters[ResultsParameterName]; }
62    }
[3710]63
[3681]64    [Storable]
65    private MinAverageMaxValueAnalyzer valueAnalyzer;
[3683]66    [Storable]
[3710]67    private UniformSubScopesProcessor subScopesProcessor;
[3681]68
[3651]69    #endregion
[5499]70
[4722]71    [StorableConstructor]
[5499]72    private MinAverageMaxSymbolicExpressionTreeLengthAnalyzer(bool deserializing) : base() { }
73    private MinAverageMaxSymbolicExpressionTreeLengthAnalyzer(MinAverageMaxSymbolicExpressionTreeLengthAnalyzer original, Cloner cloner)
[4722]74      : base(original, cloner) {
[7501]75      valueAnalyzer = cloner.Clone(original.valueAnalyzer);
76      subScopesProcessor = cloner.Clone(original.subScopesProcessor);
[4722]77      AfterDeserialization();
78    }
[5499]79    public MinAverageMaxSymbolicExpressionTreeLengthAnalyzer()
[3651]80      : base() {
[5510]81      Parameters.Add(new ScopeTreeLookupParameter<ISymbolicExpressionTree>(SymbolicExpressionTreeParameterName, "The symbolic expression tree whose length should be calculated."));
[5499]82      Parameters.Add(new ScopeTreeLookupParameter<DoubleValue>(SymbolicExpressionTreeLengthParameterName, "The length of the symbolic expression tree."));
83      Parameters.Add(new ValueLookupParameter<DataTable>(SymbolicExpressionTreeLengthsParameterName, "The data table to store the symbolic expression tree lengths."));
[3651]84      Parameters.Add(new ValueLookupParameter<VariableCollection>(ResultsParameterName, "The results collection where the analysis values should be stored."));
85
[3710]86      subScopesProcessor = new UniformSubScopesProcessor();
[5499]87      SymbolicExpressionTreeLengthCalculator lengthCalculator = new SymbolicExpressionTreeLengthCalculator();
[3681]88      valueAnalyzer = new MinAverageMaxValueAnalyzer();
[3710]89
90      subScopesProcessor.Depth.Value = SymbolicExpressionTreeParameter.Depth;
[5499]91      lengthCalculator.SymbolicExpressionTreeParameter.ActualName = SymbolicExpressionTreeParameter.Name;
92      lengthCalculator.SymbolicExpressionTreeLengthParameter.ActualName = SymbolicExpressionTreeLengthParameter.Name;
93      valueAnalyzer.ValueParameter.ActualName = lengthCalculator.SymbolicExpressionTreeLengthParameter.Name;
94      valueAnalyzer.ValueParameter.Depth = SymbolicExpressionTreeLengthParameter.Depth;
95      valueAnalyzer.AverageValueParameter.ActualName = AverageTreeLengthParameterName;
[3710]96      valueAnalyzer.CollectAverageValueInResultsParameter.Value = new BoolValue(false);
[5499]97      valueAnalyzer.MaxValueParameter.ActualName = MaxTreeLengthParameterName;
[3710]98      valueAnalyzer.CollectMaxValueInResultsParameter.Value = new BoolValue(false);
[5499]99      valueAnalyzer.MinValueParameter.ActualName = MinTreeLengthParameterName;
[3710]100      valueAnalyzer.CollectMinValueInResultsParameter.Value = new BoolValue(false);
[5499]101      valueAnalyzer.ValuesParameter.ActualName = SymbolicExpressionTreeLengthsParameter.Name;
[3651]102
[3710]103      OperatorGraph.InitialOperator = subScopesProcessor;
[5499]104      subScopesProcessor.Operator = lengthCalculator;
105      lengthCalculator.Successor = null;
[3710]106      subScopesProcessor.Successor = valueAnalyzer;
[3681]107      valueAnalyzer.Successor = null;
108
[4722]109      AfterDeserialization();
[3651]110    }
[3681]111
112
113    [StorableHook(HookType.AfterDeserialization)]
[4722]114    private void AfterDeserialization() {
[3681]115      SymbolicExpressionTreeParameter.DepthChanged += new EventHandler(SymbolicExpressionTreeParameter_DepthChanged);
[5549]116      SymbolicExpressionTreeLengthParameter.DepthChanged += new EventHandler(SymbolicExpressionTreeLengthParameter_DepthChanged);
[3681]117    }
118
119    public override IDeepCloneable Clone(Cloner cloner) {
[5499]120      return new MinAverageMaxSymbolicExpressionTreeLengthAnalyzer(this, cloner);
[3681]121    }
122
123    private void SymbolicExpressionTreeParameter_DepthChanged(object sender, EventArgs e) {
[3683]124      OnDepthParameterChanged();
125    }
126
[5549]127    private void SymbolicExpressionTreeLengthParameter_DepthChanged(object sender, EventArgs e) {
[3683]128      OnDepthParameterChanged();
129    }
130
131    private void OnDepthParameterChanged() {
[3681]132      valueAnalyzer.ValueParameter.Depth = SymbolicExpressionTreeParameter.Depth;
[3710]133      subScopesProcessor.Depth.Value = SymbolicExpressionTreeParameter.Depth;
[3681]134    }
[3651]135  }
136}
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