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source: branches/StatisticalTesting/HeuristicLab.Analysis.Statistics/3.3/CorrelationView.cs @ 11379

Last change on this file since 11379 was 11379, checked in by ascheibe, 8 years ago

#2031 fixed some bugs

File size: 11.1 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      DeregisterRunEvents(e.OldItems);
143      RegisterRunEvents(e.Items);
144      UpdateUI();
145    }
146
147    private void Content_ItemsRemoved(object sender, HeuristicLab.Collections.CollectionItemsChangedEventArgs<IRun> e) {
148      DeregisterRunEvents(e.Items);
149      UpdateUI();
150    }
151
152    private void Content_ItemsAdded(object sender, HeuristicLab.Collections.CollectionItemsChangedEventArgs<IRun> e) {
153      RegisterRunEvents(e.Items);
154      UpdateUI();
155    }
156
157    private void Content_UpdateOfRunsInProgressChanged(object sender, EventArgs e) {
158      suppressUpdates = Content.UpdateOfRunsInProgress;
159      UpdateUI();
160    }
161
162    private void run_Changed(object sender, EventArgs e) {
163      if (InvokeRequired) {
164        Invoke(new EventHandler(run_Changed), sender, e);
165      }
166      UpdateUI();
167    }
168
169    void run_PropertyChanged(object sender, System.ComponentModel.PropertyChangedEventArgs e) {
170      UpdateUI();
171    }
172    #endregion
173
174    private void UpdateUI() {
175      if (!suppressUpdates) {
176        UpdateResultComboBox();
177        RebuildCorrelationTable();
178      }
179    }
180
181    private void UpdateResultComboBox() {
182      resultsParameters = GetRowNames();
183      string selectedResult = (string)this.resultComboBox.SelectedItem;
184      resultComboBox.Items.Clear();
185      resultComboBox.Items.AddRange(resultsParameters.Keys.ToArray());
186
187      if (selectedResult != null && resultComboBox.Items.Contains(selectedResult)) {
188        resultComboBox.SelectedItem = selectedResult;
189      } else if (resultComboBox.Items.Count > 0) {
190        resultComboBox.SelectedItem = resultComboBox.Items[0];
191      }
192    }
193
194    private List<string> GetResultRowNames() {
195      var results = (from run in Content
196                     where run.Visible
197                     from result in run.Results
198                     where result.Value is DoubleValue || result.Value is IntValue
199                     select result.Key).Distinct().ToList();
200
201      return results;
202    }
203
204    private List<string> GetParameterRowNames() {
205      var parameters = (from run in Content
206                        where run.Visible
207                        from parameter in run.Parameters
208                        where parameter.Value is DoubleValue || parameter.Value is IntValue
209                        select parameter.Key).Distinct().ToList();
210
211      return parameters;
212    }
213
214    private Dictionary<string, ResultParameterType> GetRowNames() {
215      Dictionary<string, ResultParameterType> ret = new Dictionary<string, ResultParameterType>();
216
217      var results = GetResultRowNames();
218      var parameters = GetParameterRowNames();
219
220      foreach (var r in results) {
221        ret.Add(r, ResultParameterType.Result);
222      }
223      foreach (var p in parameters) {
224        if (!ret.ContainsKey(p)) {
225          ret.Add(p, ResultParameterType.Parameter);
226        }
227      }
228
229      return ret;
230    }
231
232    private List<double> GetDoublesFromResults(List<IRun> runs, string key) {
233      List<double> res = new List<double>();
234
235      foreach (var r in runs) {
236        if (r.Results[key] is DoubleValue) {
237          res.Add(((DoubleValue)r.Results[key]).Value);
238        } else {
239          res.Add(((IntValue)r.Results[key]).Value);
240        }
241      }
242      return res;
243    }
244
245    private List<double> GetDoublesFromParameters(List<IRun> runs, string key) {
246      List<double> res = new List<double>();
247
248      foreach (var r in runs) {
249        if (r.Parameters[key] is DoubleValue) {
250          res.Add(((DoubleValue)r.Parameters[key]).Value);
251        } else {
252          res.Add(((IntValue)r.Parameters[key]).Value);
253        }
254      }
255      return res;
256    }
257
258    private void RebuildCorrelationTable() {
259      string resultName = (string)resultComboBox.SelectedItem;
260
261      var columnNames = new string[2];
262      columnNames[0] = "Pearson product-moment correlation coefficient";
263      columnNames[1] = "Spearman's rank correlation coefficient";
264
265      var runs = Content.Where(x => x.Results.ContainsKey(resultName) && x.Visible);
266
267      DoubleMatrix dt = new DoubleMatrix(resultsParameters.Count(), columnNames.Count());
268      dt.RowNames = resultsParameters.Keys.ToArray();
269      dt.ColumnNames = columnNames;
270
271      int j = 0;
272      foreach (var rowName in resultsParameters) {
273        var resultVals = GetDoublesFromResults(runs.Where(x => x.Results.ContainsKey(resultName)).Where(x => x.Results[resultName] is DoubleValue || x.Results[resultName] is IntValue).ToList(), resultName);
274
275        List<double> resultRowVals;
276        if (rowName.Value == ResultParameterType.Result) {
277          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);
278        } else {
279          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);
280        }
281
282        resultVals = resultVals.Where(x => !double.IsNaN(x) && !double.IsNegativeInfinity(x) && !double.IsPositiveInfinity(x)).ToList();
283        resultRowVals = resultRowVals.Where(x => !double.IsNaN(x) && !double.IsNegativeInfinity(x) && !double.IsPositiveInfinity(x)).ToList();
284
285        if (resultRowVals.Count == 0 || resultVals.Count == 0 || resultRowVals.Count != resultVals.Count) {
286          dt[j, 0] = double.NaN;
287          dt[j++, 1] = double.NaN;
288        } else {
289          dt[j, 0] = alglib.pearsoncorr2(resultVals.ToArray(), resultRowVals.ToArray());
290          dt[j++, 1] = alglib.spearmancorr2(resultVals.ToArray(), resultRowVals.ToArray());
291        }
292      }
293
294      dt.SortableView = true;
295      stringConvertibleMatrixView.Content = dt;
296    }
297
298    private void resultComboBox_SelectedIndexChanged(object sender, EventArgs e) {
299      RebuildCorrelationTable();
300    }
301  }
302}
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