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source: branches/StatisticalTesting/HeuristicLab.Analysis.Statistics/3.3/CorrelationView.cs @ 11378

Last change on this file since 11378 was 11378, checked in by ascheibe, 8 years ago

#2031 improved correlation view and some clean ups

File size: 11.0 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2014 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 System;
23using System.Collections.Generic;
24using System.Linq;
25using HeuristicLab.Collections;
26using HeuristicLab.Core;
27using HeuristicLab.Core.Views;
28using HeuristicLab.Data;
29using HeuristicLab.MainForm;
30using HeuristicLab.Optimization;
31
32namespace HeuristicLab.Analysis.Statistics {
33  [View("Correlations")]
34  [Content(typeof(RunCollection), false)]
35  public sealed partial class CorrelationView : ItemView {
36    private enum ResultParameterType {
37      Result,
38      Parameter
39    }
40
41    public new RunCollection Content {
42      get { return (RunCollection)base.Content; }
43      set { base.Content = value; }
44    }
45
46    public override bool ReadOnly {
47      get { return true; }
48      set { /*not needed because results are always readonly */}
49    }
50
51    private Dictionary<string, ResultParameterType> resultsParameters;
52    private bool suppressUpdates = false;
53
54    public CorrelationView() {
55      InitializeComponent();
56      stringConvertibleMatrixView.Minimum = -1.0;
57      stringConvertibleMatrixView.Maximum = 1.0;
58    }
59
60    protected override void OnContentChanged() {
61      base.OnContentChanged();
62      resultComboBox.Items.Clear();
63
64      if (Content != null) {
65        UpdateResultComboBox();
66      }
67      UpdateCaption();
68    }
69
70    private void UpdateCaption() {
71      Caption = Content != null ? Content.OptimizerName + " Correlations" : ViewAttribute.GetViewName(GetType());
72    }
73
74    #region events
75    protected override void RegisterContentEvents() {
76      base.RegisterContentEvents();
77      Content.ItemsAdded += new HeuristicLab.Collections.CollectionItemsChangedEventHandler<IRun>(Content_ItemsAdded);
78      Content.ItemsRemoved += new HeuristicLab.Collections.CollectionItemsChangedEventHandler<IRun>(Content_ItemsRemoved);
79      Content.CollectionReset += new HeuristicLab.Collections.CollectionItemsChangedEventHandler<IRun>(Content_CollectionReset);
80      Content.UpdateOfRunsInProgressChanged += Content_UpdateOfRunsInProgressChanged;
81      RegisterRunEvents(Content);
82    }
83
84    protected override void DeregisterContentEvents() {
85      base.DeregisterContentEvents();
86      Content.ItemsAdded -= new HeuristicLab.Collections.CollectionItemsChangedEventHandler<IRun>(Content_ItemsAdded);
87      Content.ItemsRemoved -= new HeuristicLab.Collections.CollectionItemsChangedEventHandler<IRun>(Content_ItemsRemoved);
88      Content.CollectionReset -= new HeuristicLab.Collections.CollectionItemsChangedEventHandler<IRun>(Content_CollectionReset);
89      Content.UpdateOfRunsInProgressChanged -= Content_UpdateOfRunsInProgressChanged;
90      DeregisterRunEvents(Content);
91    }
92
93    private void RegisterRunEvents(IEnumerable<IRun> runs) {
94      foreach (IRun run in runs) {
95        RegisterRunResultsEvents(run);
96        RegisterRunParametersEvents(run);
97        run.PropertyChanged += run_PropertyChanged;
98      }
99    }
100
101    private void DeregisterRunEvents(IEnumerable<IRun> runs) {
102      foreach (IRun run in runs) {
103        DeregisterRunResultsEvents(run);
104        DeregisterRunParametersEvents(run);
105        run.PropertyChanged -= run_PropertyChanged;
106      }
107    }
108
109    private void RegisterRunResultsEvents(IRun run) {
110      IObservableDictionary<string, IItem> dict = run.Results;
111      dict.ItemsAdded += run_Changed;
112      dict.ItemsRemoved += run_Changed;
113      dict.ItemsReplaced += run_Changed;
114      dict.CollectionReset += run_Changed;
115    }
116
117    private void DeregisterRunResultsEvents(IRun run) {
118      IObservableDictionary<string, IItem> dict = run.Results;
119      dict.ItemsAdded -= run_Changed;
120      dict.ItemsRemoved -= run_Changed;
121      dict.ItemsReplaced -= run_Changed;
122      dict.CollectionReset -= run_Changed;
123    }
124
125    private void RegisterRunParametersEvents(IRun run) {
126      IObservableDictionary<string, IItem> dict = run.Parameters;
127      dict.ItemsAdded += run_Changed;
128      dict.ItemsRemoved += run_Changed;
129      dict.ItemsReplaced += run_Changed;
130      dict.CollectionReset += run_Changed;
131    }
132
133    private void DeregisterRunParametersEvents(IRun run) {
134      IObservableDictionary<string, IItem> dict = run.Parameters;
135      dict.ItemsAdded -= run_Changed;
136      dict.ItemsRemoved -= run_Changed;
137      dict.ItemsReplaced -= run_Changed;
138      dict.CollectionReset -= run_Changed;
139    }
140
141    private void Content_CollectionReset(object sender, HeuristicLab.Collections.CollectionItemsChangedEventArgs<IRun> e) {
142      UpdateUI();
143    }
144
145    private void Content_ItemsRemoved(object sender, HeuristicLab.Collections.CollectionItemsChangedEventArgs<IRun> e) {
146      UpdateUI();
147    }
148
149    private void Content_ItemsAdded(object sender, HeuristicLab.Collections.CollectionItemsChangedEventArgs<IRun> e) {
150      UpdateUI();
151    }
152
153    private void Content_UpdateOfRunsInProgressChanged(object sender, EventArgs e) {
154      suppressUpdates = Content.UpdateOfRunsInProgress;
155      UpdateUI();
156    }
157
158    private void run_Changed(object sender, EventArgs e) {
159      if (InvokeRequired) {
160        Invoke(new EventHandler(run_Changed), sender, e);
161      }
162      UpdateUI();
163    }
164
165    void run_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e) {
166      UpdateUI();
167    }
168    #endregion
169
170    private void UpdateUI() {
171      if (!suppressUpdates) {
172        UpdateResultComboBox();
173        RebuildCorrelationTable();
174      }
175    }
176
177    private void UpdateResultComboBox() {
178      resultsParameters = GetRowNames();
179      string selectedResult = (string)this.resultComboBox.SelectedItem;
180      resultComboBox.Items.Clear();
181      resultComboBox.Items.AddRange(resultsParameters.Keys.ToArray());
182
183      if (selectedResult != null && resultComboBox.Items.Contains(selectedResult)) {
184        resultComboBox.SelectedItem = selectedResult;
185      } else if (resultComboBox.Items.Count > 0) {
186        resultComboBox.SelectedItem = resultComboBox.Items[0];
187      }
188    }
189
190    private List<string> GetResultRowNames() {
191      var results = (from run in Content
192                     where run.Visible
193                     from result in run.Results
194                     where result.Value is DoubleValue || result.Value is IntValue
195                     select result.Key).Distinct().ToList();
196
197      return results;
198    }
199
200    private List<string> GetParameterRowNames() {
201      var parameters = (from run in Content
202                        where run.Visible
203                        from parameter in run.Parameters
204                        where parameter.Value is DoubleValue || parameter.Value is IntValue
205                        select parameter.Key).Distinct().ToList();
206
207      return parameters;
208    }
209
210    private Dictionary<string, ResultParameterType> GetRowNames() {
211      Dictionary<string, ResultParameterType> ret = new Dictionary<string, ResultParameterType>();
212
213      var results = GetResultRowNames();
214      var parameters = GetParameterRowNames();
215
216      foreach (var r in results) {
217        ret.Add(r, ResultParameterType.Result);
218      }
219      foreach (var p in parameters) {
220        if (!ret.ContainsKey(p)) {
221          ret.Add(p, ResultParameterType.Parameter);
222        }
223      }
224
225      return ret;
226    }
227
228    private List<double> GetDoublesFromResults(List<IRun> runs, string key) {
229      List<double> res = new List<double>();
230
231      foreach (var r in runs) {
232        if (r.Results[key] is DoubleValue) {
233          res.Add(((DoubleValue)r.Results[key]).Value);
234        } else {
235          res.Add(((IntValue)r.Results[key]).Value);
236        }
237      }
238      return res;
239    }
240
241    private List<double> GetDoublesFromParameters(List<IRun> runs, string key) {
242      List<double> res = new List<double>();
243
244      foreach (var r in runs) {
245        if (r.Parameters[key] is DoubleValue) {
246          res.Add(((DoubleValue)r.Parameters[key]).Value);
247        } else {
248          res.Add(((IntValue)r.Parameters[key]).Value);
249        }
250      }
251      return res;
252    }
253
254    private void RebuildCorrelationTable() {
255      string resultName = (string)resultComboBox.SelectedItem;
256
257      var columnNames = new string[2];
258      columnNames[0] = "Pearson product-moment correlation coefficient";
259      columnNames[1] = "Spearman's rank correlation coefficient";
260
261      var runs = Content.Where(x => x.Results.ContainsKey(resultName) && x.Visible);
262
263      DoubleMatrix dt = new DoubleMatrix(resultsParameters.Count(), columnNames.Count());
264      dt.RowNames = resultsParameters.Keys.ToArray();
265      dt.ColumnNames = columnNames;
266
267      int j = 0;
268      foreach (var rowName in resultsParameters) {
269        var resultVals = GetDoublesFromResults(runs.Where(x => x.Results.ContainsKey(resultName)).Where(x => x.Results[resultName] is DoubleValue || x.Results[resultName] is IntValue).ToList(), resultName);
270
271        List<double> resultRowVals;
272        if (rowName.Value == ResultParameterType.Result) {
273          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);
274        } else {
275          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);
276        }
277
278        resultVals = resultVals.Where(x => !double.IsNaN(x) && !double.IsNegativeInfinity(x) && !double.IsPositiveInfinity(x)).ToList();
279        resultRowVals = resultRowVals.Where(x => !double.IsNaN(x) && !double.IsNegativeInfinity(x) && !double.IsPositiveInfinity(x)).ToList();
280
281        if (resultRowVals.Count == 0 || resultVals.Count == 0 || resultRowVals.Count != resultVals.Count) {
282          dt[j, 0] = double.NaN;
283          dt[j++, 1] = double.NaN;
284        } else {
285          dt[j, 0] = alglib.pearsoncorr2(resultVals.ToArray(), resultRowVals.ToArray());
286          dt[j++, 1] = alglib.spearmancorr2(resultVals.ToArray(), resultRowVals.ToArray());
287        }
288      }
289
290      dt.SortableView = true;
291      stringConvertibleMatrixView.Content = dt;
292    }
293
294    private void resultComboBox_SelectedIndexChanged(object sender, EventArgs e) {
295      RebuildCorrelationTable();
296    }
297  }
298}
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