1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2012 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.Collections.Generic;
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24 | using System.Linq;
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25 | using System.Windows.Forms;
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26 | using HeuristicLab.Core.Views;
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27 | using HeuristicLab.Data;
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28 | using HeuristicLab.MainForm;
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29 | using HeuristicLab.Optimization;
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30 |
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31 | namespace HeuristicLab.Analysis.Statistics {
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32 | [View("Result Correlation View")]
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33 | [Content(typeof(RunCollection), false)]
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34 | public sealed partial class ResultCorrelationView : ItemView {
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35 | public ResultCorrelationView() {
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36 | InitializeComponent();
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37 | stringConvertibleMatrixView.Minimum = -1.0;
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38 | stringConvertibleMatrixView.Maximum = 1.0;
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39 | }
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40 |
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41 | public new RunCollection Content {
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42 | get { return (RunCollection)base.Content; }
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43 | set { base.Content = value; }
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44 | }
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45 |
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46 | public override bool ReadOnly {
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47 | get { return true; }
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48 | set { /*not needed because results are always readonly */}
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49 | }
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50 |
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51 | private Dictionary<string, ResultParameterType> resultsParameters;
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52 |
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53 | protected override void OnContentChanged() {
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54 | base.OnContentChanged();
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55 | resultComboBox.Items.Clear();
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56 |
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57 | if (Content != null) {
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58 | resultsParameters = GetRowNames();
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59 | UpdateResultComboBox();
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60 | }
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61 | }
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62 |
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63 | #region events
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64 | protected override void RegisterContentEvents() {
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65 | base.RegisterContentEvents();
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66 | Content.ItemsAdded += new HeuristicLab.Collections.CollectionItemsChangedEventHandler<IRun>(Content_ItemsAdded);
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67 | Content.ItemsRemoved += new HeuristicLab.Collections.CollectionItemsChangedEventHandler<IRun>(Content_ItemsRemoved);
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68 | Content.CollectionReset += new HeuristicLab.Collections.CollectionItemsChangedEventHandler<IRun>(Content_CollectionReset);
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69 | Content.UpdateOfRunsInProgressChanged += Content_UpdateOfRunsInProgressChanged;
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70 | }
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71 |
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72 | protected override void DeregisterContentEvents() {
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73 | base.DeregisterContentEvents();
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74 | Content.ItemsAdded -= new HeuristicLab.Collections.CollectionItemsChangedEventHandler<IRun>(Content_ItemsAdded);
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75 | Content.ItemsRemoved -= new HeuristicLab.Collections.CollectionItemsChangedEventHandler<IRun>(Content_ItemsRemoved);
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76 | Content.CollectionReset -= new HeuristicLab.Collections.CollectionItemsChangedEventHandler<IRun>(Content_CollectionReset);
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77 | Content.UpdateOfRunsInProgressChanged -= Content_UpdateOfRunsInProgressChanged;
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78 | }
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79 |
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80 | private void Content_CollectionReset(object sender, HeuristicLab.Collections.CollectionItemsChangedEventArgs<IRun> e) {
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81 | RebuildCorrelationTable();
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82 | }
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83 |
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84 | private void Content_ItemsRemoved(object sender, HeuristicLab.Collections.CollectionItemsChangedEventArgs<IRun> e) {
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85 | RebuildCorrelationTable();
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86 | }
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87 |
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88 | private void Content_ItemsAdded(object sender, HeuristicLab.Collections.CollectionItemsChangedEventArgs<IRun> e) {
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89 | RebuildCorrelationTable();
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90 | }
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91 |
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92 | void Content_UpdateOfRunsInProgressChanged(object sender, EventArgs e) {
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93 | if (!Content.UpdateOfRunsInProgress) {
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94 | RebuildCorrelationTable();
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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 | private void UpdateResultComboBox() {
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100 | resultComboBox.Items.Clear();
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101 |
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102 | resultComboBox.Items.AddRange(resultsParameters.Keys.ToArray());
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103 | if (resultComboBox.Items.Count > 0) resultComboBox.SelectedItem = resultComboBox.Items[0];
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104 | }
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105 |
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106 | private List<string> GetResultRowNames() {
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107 | var results = (from run in Content
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108 | where run.Visible
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109 | from result in run.Results
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110 | where result.Value is DoubleValue || result.Value is IntValue
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111 | select result.Key).Distinct().ToList();
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112 |
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113 | return results;
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114 | }
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115 |
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116 | private List<string> GetParameterRowNames() {
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117 | var parameters = (from run in Content
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118 | where run.Visible
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119 | from parameter in run.Parameters
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120 | where parameter.Value is DoubleValue || parameter.Value is IntValue
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121 | select parameter.Key).Distinct().ToList();
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122 |
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123 | return parameters;
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124 | }
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125 |
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126 | private Dictionary<string, ResultParameterType> GetRowNames() {
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127 | Dictionary<string, ResultParameterType> ret = new Dictionary<string, ResultParameterType>();
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128 |
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129 | var results = GetResultRowNames();
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130 | var parameters = GetParameterRowNames();
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131 |
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132 | foreach (var r in results) {
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133 | ret.Add(r, ResultParameterType.Result);
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134 | }
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135 | foreach (var p in parameters) {
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136 | if (!ret.ContainsKey(p)) {
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137 | ret.Add(p, ResultParameterType.Parameter);
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138 | }
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139 | }
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140 |
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141 | return ret;
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142 | }
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143 |
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144 | private List<double> GetDoublesFromResults(List<IRun> runs, string key) {
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145 | List<double> res = new List<double>();
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146 |
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147 | foreach (var r in runs) {
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148 | if (r.Results[key] is DoubleValue) {
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149 | res.Add(((DoubleValue)r.Results[key]).Value);
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150 | } else {
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151 | res.Add(((IntValue)r.Results[key]).Value);
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152 | }
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153 | }
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154 | return res;
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155 | }
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156 |
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157 | private List<double> GetDoublesFromParameters(List<IRun> runs, string key) {
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158 | List<double> res = new List<double>();
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159 |
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160 | foreach (var r in runs) {
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161 | if (r.Parameters[key] is DoubleValue) {
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162 | res.Add(((DoubleValue)r.Parameters[key]).Value);
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163 | } else {
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164 | res.Add(((IntValue)r.Parameters[key]).Value);
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165 | }
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166 | }
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167 | return res;
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168 | }
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169 |
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170 | private void RebuildCorrelationTable() {
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171 | string resultName = (string)resultComboBox.SelectedItem;
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172 |
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173 | var columnNames = new string[2];
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174 | columnNames[0] = "Pearson product-moment correlation coefficient";
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175 | columnNames[1] = "Spearman's rank correlation coefficient";
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176 |
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177 |
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178 | var runs = Content.Where(x => x.Results.ContainsKey(resultName) && x.Visible);
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179 |
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180 | DoubleMatrix dt = new DoubleMatrix(resultsParameters.Count(), columnNames.Count());
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181 | dt.RowNames = resultsParameters.Keys.ToArray();
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182 | dt.ColumnNames = columnNames;
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183 |
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184 | int j = 0;
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185 | foreach (var rowName in resultsParameters) {
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186 | var resultVals = GetDoublesFromResults(runs.Where(x => x.Results.ContainsKey(resultName)).Where(x => x.Results[resultName] is DoubleValue || x.Results[resultName] is IntValue).ToList(), resultName);
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187 |
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188 | List<double> resultRowVals = new List<double>();
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189 | if (rowName.Value == ResultParameterType.Result) {
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190 | resultRowVals = GetDoublesFromResults(runs.Where(x => x.Results.ContainsKey(rowName.Key)).Where(x => x.Results[rowName.Key] is DoubleValue || x.Results[rowName.Key] is IntValue).ToList(), rowName.Key);
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191 | } else {
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192 | resultRowVals = GetDoublesFromParameters(runs.Where(x => x.Parameters.ContainsKey(rowName.Key)).Where(x => x.Parameters[rowName.Key] is DoubleValue || x.Parameters[rowName.Key] is IntValue).ToList(), rowName.Key);
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193 | }
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194 |
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195 | if (resultVals.Contains(double.NaN)
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196 | || resultRowVals.Contains(double.NaN)
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197 | || resultVals.Contains(double.NegativeInfinity)
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198 | || resultVals.Contains(double.PositiveInfinity)
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199 | || resultRowVals.Contains(double.NegativeInfinity)
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200 | || resultRowVals.Contains(double.PositiveInfinity)) {
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201 | dt[j, 0] = double.NaN;
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202 | dt[j++, 1] = double.NaN;
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203 | } else {
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204 | dt[j, 0] = alglib.pearsoncorr2(resultVals.ToArray(), resultRowVals.ToArray());
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205 | dt[j++, 1] = alglib.spearmancorr2(resultVals.ToArray(), resultRowVals.ToArray());
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206 | }
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207 | }
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208 |
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209 | stringConvertibleMatrixView.Content = dt;
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210 | }
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211 |
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212 | private void calculateCorrelation_Click(object sender, EventArgs e) {
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213 | RebuildCorrelationTable();
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214 | }
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215 |
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216 | private enum ResultParameterType {
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217 | Result,
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218 | Parameter
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219 | }
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220 | }
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221 | }
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