1 | namespace HeuristicLab.Problems.ProgramSynthesis.Push.Analyzer {
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2 |
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3 | using HeuristicLab.Analysis;
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4 | using HeuristicLab.Common;
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5 | using HeuristicLab.Core;
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6 | using HeuristicLab.Data;
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7 | using HeuristicLab.Operators;
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8 | using HeuristicLab.Optimization;
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9 | using HeuristicLab.Parameters;
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10 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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11 | using HeuristicLab.Problems.ProgramSynthesis.Push.Problem;
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12 |
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13 | /// <summary>
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14 | /// An operater that tracks the count of individuals with zero error on the cases
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15 | /// </summary>
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16 | [Item("IndividualZeroErrorAnalyzer", "An operater that tracks the count of individuals with zero error on the cases")]
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17 | [StorableClass]
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18 | public class IndividualZeroErrorAnalyzer : SingleSuccessorOperator, IIndividualZeroErrorAnalyzer {
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19 | private const string RESULTS_PARAMETER_NAME = "Results";
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20 | private const string INDIVIDUAL_ZERO_ERROR_PARAMETER_NAME = "ZeroErrorIndividualsPerCase";
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21 |
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22 | private const string RESULT_PARAMETER_NAME = "Zero Error Individuals Per Case";
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23 | private const string RESULT_PARAMETER_DESCRIPTION = "Relative frequency of instructions aggregated over the whole population.";
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24 | private const string Y_AXIS_TITLE = "Count of zero error individuals";
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25 | private const string X_AXIS_TITLE = "Case Index";
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26 | private const string ROW_NAME = "Cases";
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27 |
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28 | public IndividualZeroErrorAnalyzer() {
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29 | Parameters.Add(new LookupParameter<DataTable>(
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30 | INDIVIDUAL_ZERO_ERROR_PARAMETER_NAME,
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31 | "The data table to store the count of individuals with zero error."));
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32 |
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33 | Parameters.Add(new LookupParameter<ResultCollection>(
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34 | RESULTS_PARAMETER_NAME,
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35 | "The result collection where the symbol frequencies should be stored."));
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36 |
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37 | Parameters.Add(new ScopeTreeLookupParameter<DoubleArray>(
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38 | IntegerVectorPushProblem.CaseQualitiesScopeParameterName,
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39 | "The quality of every single training case for each individual."));
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40 | }
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41 |
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42 | [StorableConstructor]
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43 | public IndividualZeroErrorAnalyzer(bool deserializing) : base(deserializing) { }
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44 |
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45 | public IndividualZeroErrorAnalyzer(IndividualZeroErrorAnalyzer origin, Cloner cloner) : base(origin, cloner) { }
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46 |
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47 | public override IDeepCloneable Clone(Cloner cloner) {
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48 | return new IndividualZeroErrorAnalyzer(this, cloner);
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49 | }
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50 |
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51 | public bool EnabledByDefault { get { return true; } }
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52 |
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53 | public ILookupParameter<DataTable> IndividualZeroErrorParameter
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54 | {
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55 | get { return (ILookupParameter<DataTable>)Parameters[INDIVIDUAL_ZERO_ERROR_PARAMETER_NAME]; }
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56 | }
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57 |
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58 | public ILookupParameter<ResultCollection> ResultsParameter
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59 | {
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60 | get { return (ILookupParameter<ResultCollection>)Parameters[RESULTS_PARAMETER_NAME]; }
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61 | }
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62 |
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63 | public ILookupParameter<ItemArray<DoubleArray>> CaseQualitiesParameter
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64 | {
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65 | get { return (ILookupParameter<ItemArray<DoubleArray>>)Parameters[IntegerVectorPushProblem.CaseQualitiesScopeParameterName]; }
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66 | }
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67 |
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68 | public override IOperation Apply() {
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69 | var caseQualitiesPerIndividual = CaseQualitiesParameter.ActualValue;
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70 | var caseCount = caseQualitiesPerIndividual[0].Length;
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71 |
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72 | var results = ResultsParameter.ActualValue;
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73 | var individualZeroErrorCounts = IndividualZeroErrorParameter.ActualValue;
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74 |
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75 | if (individualZeroErrorCounts == null) {
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76 | individualZeroErrorCounts = new DataTable(
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77 | RESULT_PARAMETER_NAME,
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78 | RESULT_PARAMETER_DESCRIPTION) {
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79 | VisualProperties = {
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80 | YAxisTitle = Y_AXIS_TITLE,
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81 | XAxisTitle = X_AXIS_TITLE,
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82 | XAxisMinimumFixedValue = 0,
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83 | XAxisMaximumFixedValue = caseCount,
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84 | XAxisMaximumAuto = false,
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85 | XAxisMinimumAuto = false,
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86 | }
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87 | };
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88 |
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89 | IndividualZeroErrorParameter.ActualValue = individualZeroErrorCounts;
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90 | }
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91 |
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92 | if (!results.ContainsKey(RESULT_PARAMETER_NAME)) {
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93 | results.Add(new Result(RESULT_PARAMETER_NAME, individualZeroErrorCounts));
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94 | }
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95 |
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96 | DataRow row;
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97 | if (!individualZeroErrorCounts.Rows.TryGetValue(ROW_NAME, out row)) {
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98 | row = new DataRow(ROW_NAME) {
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99 | VisualProperties = {
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100 | StartIndexZero = true,
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101 | IsVisibleInLegend = false,
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102 | ChartType = DataRowVisualProperties.DataRowChartType.Bars,
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103 | }
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104 | };
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105 |
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106 | individualZeroErrorCounts.Rows.Add(row);
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107 | }
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108 |
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109 | var caseCountChanged = row.Values.Count != caseCount;
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110 |
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111 | if (caseCountChanged) {
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112 | individualZeroErrorCounts.VisualProperties.XAxisMaximumFixedValue = caseCount;
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113 | row.Values.Clear();
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114 | }
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115 |
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116 | for (var i = 0; i < caseCount; i++) {
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117 | var count = 0;
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118 |
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119 | for (var j = 0; j < caseQualitiesPerIndividual.Length; j++) {
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120 | var caseQuality = caseQualitiesPerIndividual[j][i];
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121 |
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122 | if (caseQuality == 0.0)
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123 | count++;
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124 | }
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125 |
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126 | if (caseCountChanged)
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127 | row.Values.Add(count);
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128 | else
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129 | row.Values[i] = count;
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130 | }
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131 |
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132 | return base.Apply();
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133 | }
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134 | }
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135 | }
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