| 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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| 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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| 22 | using System;
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| 23 | using System.Linq;
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| 24 | using HeuristicLab.Analysis.FitnessLandscape.DataTables;
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| 25 | using HeuristicLab.Common;
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| 26 | using HeuristicLab.Core;
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| 27 | using HeuristicLab.Data;
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| 28 | using HeuristicLab.Operators;
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| 29 | using HeuristicLab.Optimization.Operators;
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| 30 | using HeuristicLab.Parameters;
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| 31 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 32 |
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| 33 | namespace HeuristicLab.Analysis.FitnessLandscape.Analysis {
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| 34 |
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| 35 | [StorableClass]
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| 36 | public class InformationAnalyzer : AlgorithmOperator, IQualityTrailAnalyzer {
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| 37 | public bool EnabledByDefault {
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| 38 | get { return false; }
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| 39 | }
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| 40 |
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| 41 | #region Parameters
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| 42 | public LookupParameter<DataTable> QualityTrailParameter {
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| 43 | get { return (LookupParameter<DataTable>)Parameters["Quality Trail"]; }
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| 44 | }
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| 45 | public LookupParameter<InformationStabilityTable> InformationStabilityParameter {
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| 46 | get { return (LookupParameter<InformationStabilityTable>)Parameters["Information Stability"]; }
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| 47 | }
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| 48 | public LookupParameter<InformationAnalysisTable> InformationParameter {
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| 49 | get { return (LookupParameter<InformationAnalysisTable>)Parameters["Information"]; }
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| 50 | }
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| 51 | public LookupParameter<VariableCollection> ResultsParameter {
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| 52 | get { return (LookupParameter<VariableCollection>)Parameters["Results"]; }
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| 53 | }
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| 54 | public ValueLookupParameter<IntValue> NQuantilesParameter {
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| 55 | get { return (ValueLookupParameter<IntValue>)Parameters["NQuantiles"]; }
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| 56 | }
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| 57 | public ValueLookupParameter<IntValue> ShapeSizeParameter {
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| 58 | get { return (ValueLookupParameter<IntValue>)Parameters["ShapeSize"]; }
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| 59 | }
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| 60 | public LookupParameter<DoubleValue> InformationContentValueParameter {
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| 61 | get { return (LookupParameter<DoubleValue>)Parameters["InformationContentValue"]; }
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| 62 | }
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| 63 | public LookupParameter<DoubleValue> PartialInformationContentValueParameter {
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| 64 | get { return (LookupParameter<DoubleValue>)Parameters["PartialInformationContentValue"]; }
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| 65 | }
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| 66 | public LookupParameter<DoubleValue> DensityBasinInformationValueParameter {
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| 67 | get { return (LookupParameter<DoubleValue>)Parameters["DensityBasinInformationValue"]; }
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| 68 | }
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| 69 | public LookupParameter<DoubleValue> TotalEntropyValueParameter {
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| 70 | get { return (LookupParameter<DoubleValue>)Parameters["TotalEntropyValue"]; }
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| 71 | }
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| 72 | public LookupParameter<DoubleValue> InformationStabilityValueParameter {
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| 73 | get { return (LookupParameter<DoubleValue>)Parameters["InformationStabilityValue"]; }
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| 74 | }
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| 75 | public LookupParameter<IntValue> RegularityValueParameter {
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| 76 | get { return (LookupParameter<IntValue>)Parameters["RegularityValue"]; }
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| 77 | }
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| 78 | public LookupParameter<IntValue> DiversityValueParameter {
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| 79 | get { return (LookupParameter<IntValue>)Parameters["DiversityValue"]; }
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| 80 | }
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| 81 |
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| 82 | #region Peaks
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| 83 | public LookupParameter<DoubleValue> PeakInformationContentParameter {
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| 84 | get { return (LookupParameter<DoubleValue>) Parameters["PeakInformationContent"]; }
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| 85 | }
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| 86 | public LookupParameter<DoubleValue> PeakInformationContentQualityDeltaParameter {
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| 87 | get { return (LookupParameter<DoubleValue>) Parameters["PeakInformationContentQualityDelta"]; }
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| 88 | }
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| 89 | public LookupParameter<DoubleValue> PeakDensityBasinInformationParameter {
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| 90 | get { return (LookupParameter<DoubleValue>) Parameters["PeakDensityBasinInformation"]; }
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| 91 | }
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| 92 | public LookupParameter<DoubleValue> PeakDensityBasinInformationQualityDeltaParameter {
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| 93 | get { return (LookupParameter<DoubleValue>) Parameters["PeakDensityBasinInformationQualityDelta"]; }
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| 94 | }
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| 95 |
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| 96 |
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| 97 | #endregion
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| 98 |
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| 99 | #endregion
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| 100 |
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| 101 | private InformationStabilityTable InformationStability {
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| 102 | get { return InformationStabilityParameter.ActualValue; }
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| 103 | }
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| 104 | private double InformationContentValue {
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| 105 | set { InformationContentValueParameter.ActualValue = new DoubleValue(value); }
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| 106 | }
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| 107 | private double PartialInformationContentValue {
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| 108 | set { PartialInformationContentValueParameter.ActualValue = new DoubleValue(value); }
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| 109 | }
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| 110 | private double DensityBasinInformationValue {
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| 111 | set { DensityBasinInformationValueParameter.ActualValue = new DoubleValue(value); }
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| 112 | }
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| 113 | private double TotalEntropyValue {
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| 114 | set { TotalEntropyValueParameter.ActualValue = new DoubleValue(value); }
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| 115 | }
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| 116 | private double InformationStabilityValue {
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| 117 | set { InformationStabilityValueParameter.ActualValue = new DoubleValue(value); }
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| 118 | }
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| 119 |
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| 120 | [StorableConstructor]
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| 121 | protected InformationAnalyzer(bool deserializing) : base(deserializing) { }
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| 122 | protected InformationAnalyzer(InformationAnalyzer original, Cloner cloner) : base(original, cloner) { }
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| 123 |
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| 124 | public InformationAnalyzer() {
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| 125 | Parameters.Add(new LookupParameter<DataTable>("Quality Trail", "The qualities of the solutions"));
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| 126 | Parameters.Add(new LookupParameter<InformationStabilityTable>("Information Stability", "Information stability development over time"));
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| 127 | Parameters.Add(new LookupParameter<InformationAnalysisTable>("Information", "A data table that information theoretic fitness landscape characteristics"));
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| 128 | Parameters.Add(new LookupParameter<VariableCollection>("Results", "The collection of all results of this algorithm"));
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| 129 |
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| 130 | Parameters.Add(new ValueLookupParameter<IntValue>("NQuantiles", "The number of delta quantiles to display", new IntValue(20)));
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| 131 | Parameters.Add(new ValueLookupParameter<IntValue>("ShapeSize", "The number of slopes to consider as shapes.", new IntValue(2)));
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| 132 |
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| 133 | Parameters.Add(new LookupParameter<DoubleValue>("InformationContentValue", "The information content H(0) at eps = 0"));
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| 134 | Parameters.Add(new LookupParameter<DoubleValue>("PartialInformationContentValue", "Partial information content M(0) at eps = 0"));
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| 135 | Parameters.Add(new LookupParameter<DoubleValue>("DensityBasinInformationValue", "Density Basin Information h(0) at eps = 0"));
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| 136 | Parameters.Add(new LookupParameter<DoubleValue>("TotalEntropyValue", "The overall disorder in the trajectory"));
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| 137 | Parameters.Add(new LookupParameter<DoubleValue>("InformationStabilityValue", "Information Stability Value"));
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| 138 | Parameters.Add(new LookupParameter<IntValue>("RegularityValue", "The number of different quality differences"));
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| 139 | Parameters.Add(new LookupParameter<IntValue>("DiversityValue", "The number of different quality values"));
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| 140 | Parameters.Add(new LookupParameter<DoubleValue>("PeakInformationContent", "Maximum information content at any quality delta."));
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| 141 | Parameters.Add(new LookupParameter<DoubleValue>("PeakInformationContentQualityDelta", "Quality delta with maximum information content."));
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| 142 | Parameters.Add(new LookupParameter<DoubleValue>("PeakDensityBasinInformation", "Maximum density basin information at any quality delta."));
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| 143 | Parameters.Add(new LookupParameter<DoubleValue>("PeakDensityBasinInformationQualityDelta", "Quality delta with maximum density basin information."));
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| 144 |
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| 145 | var resultsCollector = new ResultsCollector();
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| 146 | resultsCollector.CollectedValues.Add(new LookupParameter<DataTable>(InformationParameter.Name));
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| 147 | resultsCollector.CollectedValues.Add(new LookupParameter<DataTable>(InformationStabilityParameter.Name));
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| 148 | resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>(InformationContentValueParameter.Name));
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| 149 | resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>(PartialInformationContentValueParameter.Name));
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| 150 | resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>(DensityBasinInformationValueParameter.Name));
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| 151 | resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>(TotalEntropyValueParameter.Name));
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| 152 | resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>(InformationStabilityValueParameter.Name));
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| 153 | resultsCollector.CollectedValues.Add(new LookupParameter<IntValue>(RegularityValueParameter.Name));
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| 154 | resultsCollector.CollectedValues.Add(new LookupParameter<IntValue>(DiversityValueParameter.Name));
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| 155 | resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>(PeakInformationContentParameter.Name));
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| 156 | resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>(PeakInformationContentQualityDeltaParameter.Name));
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| 157 | resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>(PeakDensityBasinInformationParameter.Name));
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| 158 | resultsCollector.CollectedValues.Add(new LookupParameter<DoubleValue>(PeakDensityBasinInformationQualityDeltaParameter.Name));
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| 159 |
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| 160 | OperatorGraph.InitialOperator = resultsCollector;
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| 161 | resultsCollector.Successor = null;
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| 162 | }
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| 163 |
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| 164 | public override IDeepCloneable Clone(Cloner cloner) {
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| 165 | return new InformationAnalyzer(this, cloner);
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| 166 | }
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| 167 |
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| 168 | public override IOperation Apply() {
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| 169 | DataTable qualityTrail = QualityTrailParameter.ActualValue;
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| 170 | if (qualityTrail != null && qualityTrail.Rows.Count > 0) {
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| 171 | EnsureExistsInformationStabilityTable();
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| 172 | EnsureExistsInformationTable();
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| 173 | AnalyseInformation();
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| 174 | }
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| 175 | return base.Apply();
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| 176 | }
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| 177 |
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| 178 | private void AnalyseInformation() {
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| 179 | int nQuantiles = NQuantilesParameter.ActualValue.Value;
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| 180 | int shapeSize = ShapeSizeParameter.ActualValue.Value;
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| 181 | var qualities = QualityTrailParameter.ActualValue.Rows.First().Values.ToList();
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| 182 | if (qualities.Count > 2) {
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| 183 | InformationAnalysisTable informationTable = InformationParameter.ActualValue;
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| 184 | var informationContent = informationTable.Rows["Information Content"].Values;
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| 185 | var partialInformationContent = informationTable.Rows["Partial Information Content"].Values;
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| 186 | var densityBasinInformation = informationTable.Rows["Density Basin Information"].Values;
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| 187 | var totalEntropy = informationTable.Rows["Total Entropy"].Values;
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| 188 | var qualityDelta = informationTable.Rows["Quality Delta"].Values;
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| 189 | var analysis = new InformationAnalysis(qualities, nQuantiles, shapeSize);
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| 190 | InformationStability.Rows["Regularity"].Values.Add(analysis.Regularity);
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| 191 | InformationStability.Rows["Diversity"].Values.Add(analysis.Diversity);
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| 192 | InformationStability.Rows["Relative Regularity"].Values.Add(1.0*analysis.Regularity/qualities.Count);
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| 193 | InformationStability.Rows["Relative Diversity"].Values.Add(1.0*analysis.Diversity/qualities.Count);
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| 194 | InformationStability.Rows["Information Stability"].Values.Add(analysis.InformationStability);
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| 195 | informationContent.Clear();
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| 196 | informationContent.AddRange(analysis.InformationContent);
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| 197 | partialInformationContent.Clear();
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| 198 | partialInformationContent.AddRange(analysis.PartialInformationContent);
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| 199 | densityBasinInformation.Clear();
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| 200 | densityBasinInformation.AddRange(analysis.DensityBasinInformation);
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| 201 | totalEntropy.Clear();
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| 202 | totalEntropy.AddRange(analysis.TotalEntropy);
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| 203 | qualityDelta.Clear();
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| 204 | qualityDelta.AddRange(analysis.QualityDelta);
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| 205 | InformationContentValue = analysis.InformationContent.FirstOrDefault();
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| 206 | PartialInformationContentValue = analysis.PartialInformationContent.FirstOrDefault();
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| 207 | DensityBasinInformationValue = analysis.DensityBasinInformation.FirstOrDefault();
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| 208 | InformationStabilityValue = analysis.InformationStability;
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| 209 | RegularityValueParameter.ActualValue = new IntValue(analysis.Regularity);
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| 210 | DiversityValueParameter.ActualValue = new IntValue(analysis.Diversity);
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| 211 | if (analysis.PeakInformationContent != null) {
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| 212 | PeakInformationContentParameter.ActualValue = new DoubleValue(analysis.PeakInformationContent.Value);
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| 213 | PeakInformationContentQualityDeltaParameter.ActualValue = new DoubleValue(analysis.PeakInformationContent.QualityDelta);
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| 214 | }
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| 215 | if (analysis.PeakDensityBasinInformation != null) {
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| 216 | PeakDensityBasinInformationParameter.ActualValue = new DoubleValue(analysis.PeakDensityBasinInformation.Value);
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| 217 | PeakDensityBasinInformationQualityDeltaParameter.ActualValue = new DoubleValue(analysis.PeakDensityBasinInformation.QualityDelta);
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| 218 | }
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| 219 | }
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| 220 | }
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| 221 |
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| 222 | private void EnsureExistsInformationTable() {
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| 223 | InformationAnalysisTable information = InformationParameter.ActualValue;
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| 224 | if (information == null) {
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| 225 | information = new InformationAnalysisTable("Information");
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| 226 | information.Rows.Add(new DataRow("Information Content"));
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| 227 | information.Rows.Add(new DataRow("Partial Information Content"));
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| 228 | information.Rows.Add(new DataRow("Density Basin Information"));
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| 229 | information.Rows.Add(new DataRow("Total Entropy"));
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| 230 | information.Rows.Add(new DataRow("Quality Delta") {VisualProperties = {SecondYAxis = true}});
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| 231 | InformationParameter.ActualValue = information;
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| 232 | }
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| 233 | }
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| 234 |
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| 235 | private void EnsureExistsInformationStabilityTable() {
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| 236 | InformationStabilityTable informationStability = InformationStabilityParameter.ActualValue;
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| 237 | if (informationStability == null) {
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| 238 | informationStability = new InformationStabilityTable("Information Stability");
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| 239 | informationStability.Rows.Add(new DataRow("Information Stability"));
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| 240 | informationStability.Rows.Add(new DataRow("Relative Regularity"));
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| 241 | informationStability.Rows.Add(new DataRow("Relative Diversity"));
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| 242 | informationStability.Rows.Add(new DataRow("Regularity") {VisualProperties = {SecondYAxis = true}});
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| 243 | informationStability.Rows.Add(new DataRow("Diversity") {VisualProperties = {SecondYAxis = true}});
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| 244 | InformationStabilityParameter.ActualValue = informationStability;
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| 245 | }
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| 246 | }
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| 247 | }
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| 248 | }
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