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source: trunk/sources/HeuristicLab.Analysis.Statistics.Views/3.3/ChartAnalysisView.cs @ 12467

Last change on this file since 12467 was 12117, checked in by ascheibe, 10 years ago

#2348 fixed a bug in the chart analysis view that occurs if a data table has less then 4 values in a data row

File size: 12.7 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2015 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 System.Threading.Tasks;
26using System.Windows.Forms;
27using HeuristicLab.Collections;
28using HeuristicLab.Common;
29using HeuristicLab.Core;
30using HeuristicLab.Core.Views;
31using HeuristicLab.Data;
32using HeuristicLab.MainForm;
33using HeuristicLab.Optimization;
34using HeuristicLab.PluginInfrastructure;
35
36namespace HeuristicLab.Analysis.Statistics.Views {
37  [View("Chart Analysis", "HeuristicLab.Analysis.Statistics.Views.InfoResources.ChartAnalysisInfo.rtf")]
38  [Content(typeof(RunCollection), false)]
39  public sealed partial class ChartAnalysisView : ItemView {
40    public new RunCollection Content {
41      get { return (RunCollection)base.Content; }
42      set { base.Content = value; }
43    }
44
45    public override bool ReadOnly {
46      get { return true; }
47      set { /*not needed because results are always readonly */}
48    }
49
50    private List<IRun> runs;
51    private IProgress progress;
52    private bool valuesAdded = false;
53    private bool suppressUpdates = false;
54
55    public ChartAnalysisView() {
56      InitializeComponent();
57
58      stringConvertibleMatrixView.DataGridView.RowHeaderMouseDoubleClick += DataGridView_RowHeaderMouseDoubleClick;
59
60      var fittingAlgs = ApplicationManager.Manager.GetInstances<IFitting>();
61      foreach (var fit in fittingAlgs) {
62        fittingComboBox.Items.Add(fit);
63      }
64      fittingComboBox.SelectedIndex = 0;
65    }
66
67    protected override void Dispose(bool disposing) {
68      if (disposing && (components != null)) {
69        stringConvertibleMatrixView.DataGridView.RowHeaderMouseDoubleClick -= DataGridView_RowHeaderMouseDoubleClick;
70        components.Dispose();
71      }
72
73      base.Dispose(disposing);
74    }
75
76    #region Content Events
77    protected override void OnContentChanged() {
78      base.OnContentChanged();
79      UpdateComboboxes();
80      UpdateCaption();
81    }
82
83    private void UpdateCaption() {
84      Caption = Content != null ? Content.OptimizerName + " Chart Analysis" : ViewAttribute.GetViewName(GetType());
85    }
86
87    private void UpdateComboboxes() {
88      if (Content != null) {
89        UpdateDataTableComboBox();
90      }
91    }
92
93    protected override void RegisterContentEvents() {
94      base.RegisterContentEvents();
95      Content.ColumnsChanged += Content_ColumnsChanged;
96      Content.RowsChanged += Content_RowsChanged;
97      Content.CollectionReset += Content_CollectionReset;
98      Content.UpdateOfRunsInProgressChanged += Content_UpdateOfRunsInProgressChanged;
99    }
100
101    protected override void DeregisterContentEvents() {
102      base.DeregisterContentEvents();
103      Content.ColumnsChanged -= Content_ColumnsChanged;
104      Content.RowsChanged -= Content_RowsChanged;
105      Content.CollectionReset -= Content_CollectionReset;
106      Content.UpdateOfRunsInProgressChanged -= Content_UpdateOfRunsInProgressChanged;
107    }
108
109    void Content_RowsChanged(object sender, EventArgs e) {
110      RebuildDataTableAsync();
111    }
112
113    void Content_ColumnsChanged(object sender, EventArgs e) {
114      if (!suppressUpdates) {
115        RebuildDataTableAsync();
116      }
117    }
118
119    private void Content_CollectionReset(object sender, CollectionItemsChangedEventArgs<IRun> e) {
120      UpdateComboboxes();
121      RebuildDataTableAsync();
122    }
123
124    private void Content_UpdateOfRunsInProgressChanged(object sender, EventArgs e) {
125      suppressUpdates = Content.UpdateOfRunsInProgress;
126
127      if (!suppressUpdates && !valuesAdded) {
128        RebuildDataTableAsync();
129      }
130      if (valuesAdded) {
131        valuesAdded = false;
132      }
133    }
134    #endregion
135
136    #region events
137    private void DataGridView_RowHeaderMouseDoubleClick(object sender, DataGridViewCellMouseEventArgs e) {
138      if (e.RowIndex >= 0) {
139        IRun run = runs[stringConvertibleMatrixView.GetRowIndex(e.RowIndex)];
140        IContentView view = MainFormManager.MainForm.ShowContent(run);
141        if (view != null) {
142          view.ReadOnly = this.ReadOnly;
143          view.Locked = this.Locked;
144        }
145      }
146    }
147
148    private void dataTableComboBox_SelectedIndexChanged(object sender, EventArgs e) {
149      UpdateDataRowComboBox();
150    }
151
152    private void dataRowComboBox_SelectedIndexChanged(object sender, EventArgs e) {
153      RebuildDataTableAsync();
154    }
155
156    private void addLineToChart_Click(object sender, EventArgs e) {
157      MainFormManager.GetMainForm<MainForm.WindowsForms.MainForm>().AddOperationProgressToView(this, "Adding fitted lines to charts...");
158
159      string resultName = (string)dataTableComboBox.SelectedItem;
160      string rowName = (string)dataRowComboBox.SelectedItem;
161
162      var task = Task.Factory.StartNew(() => AddLineToChart(resultName, rowName));
163
164      task.ContinueWith((t) => {
165        MainFormManager.GetMainForm<MainForm.WindowsForms.MainForm>().RemoveOperationProgressFromView(this);
166        ErrorHandling.ShowErrorDialog("An error occured while adding lines to charts. ", t.Exception);
167      }, TaskContinuationOptions.OnlyOnFaulted);
168
169      task.ContinueWith((t) => {
170        MainFormManager.GetMainForm<MainForm.WindowsForms.MainForm>().RemoveOperationProgressFromView(this);
171      }, TaskContinuationOptions.OnlyOnRanToCompletion);
172    }
173
174    private void AddLineToChart(string resultName, string rowName) {
175      foreach (IRun run in runs) {
176        DataTable resTable = (DataTable)run.Results[resultName];
177        DataRow row = resTable.Rows[rowName];
178        var values = row.Values.ToArray();
179
180        var fittingAlg = fittingComboBox.SelectedItem as IFitting;
181        DataRow newRow = fittingAlg.CalculateFittedLine(values);
182        newRow.Name = row.Name + " (" + fittingAlg + ")";
183
184        if (!resTable.Rows.ContainsKey(newRow.Name))
185          resTable.Rows.Add(newRow);
186      }
187    }
188
189    private void addValuesButton_Click(object sender, EventArgs e) {
190      string resultName = (string)dataTableComboBox.SelectedItem;
191      string rowName = (string)dataRowComboBox.SelectedItem;
192      DoubleMatrix sm = (DoubleMatrix)stringConvertibleMatrixView.Content;
193
194      Content.UpdateOfRunsInProgress = true;
195      for (int i = 0; i < runs.Count(); i++) {
196        IRun run = runs[i];
197
198        for (int j = 0; j < sm.ColumnNames.Count(); j++) {
199          if (stringConvertibleMatrixView.DataGridView.Columns[j].Visible) {
200            string newResultName = resultName + " " + rowName + " " + sm.ColumnNames.ElementAt(j);
201            if (!run.Results.ContainsKey(newResultName)) {
202              run.Results.Add(new KeyValuePair<string, IItem>(newResultName, new DoubleValue(sm[i, j])));
203            }
204          }
205        }
206      }
207      valuesAdded = true;
208      Content.UpdateOfRunsInProgress = false;
209    }
210    #endregion
211
212    private void UpdateDataRowComboBox() {
213      string selectedItem = (string)this.dataRowComboBox.SelectedItem;
214
215      dataRowComboBox.Items.Clear();
216      var resultName = (string)dataTableComboBox.SelectedItem;
217      var dataTables = from run in Content
218                       where run.Results.ContainsKey(resultName)
219                       select run.Results[resultName] as DataTable;
220      var rowNames = (from dataTable in dataTables
221                      from row in dataTable.Rows
222                      select row.Name).Distinct().ToArray();
223
224      dataRowComboBox.Items.AddRange(rowNames);
225      if (selectedItem != null && dataRowComboBox.Items.Contains(selectedItem)) {
226        dataRowComboBox.SelectedItem = selectedItem;
227      } else if (dataRowComboBox.Items.Count > 0) {
228        dataRowComboBox.SelectedItem = dataRowComboBox.Items[0];
229      }
230    }
231
232    private void UpdateDataTableComboBox() {
233      string selectedItem = (string)this.dataTableComboBox.SelectedItem;
234
235      dataTableComboBox.Items.Clear();
236      var dataTables = (from run in Content
237                        from result in run.Results
238                        where result.Value is DataTable
239                        select result.Key).Distinct().ToArray();
240
241      dataTableComboBox.Items.AddRange(dataTables);
242      if (selectedItem != null && dataTableComboBox.Items.Contains(selectedItem)) {
243        dataTableComboBox.SelectedItem = selectedItem;
244      } else if (dataTableComboBox.Items.Count > 0) {
245        dataTableComboBox.SelectedItem = dataTableComboBox.Items[0];
246      }
247    }
248
249    private void RebuildDataTableAsync() {
250      progress = MainFormManager.GetMainForm<MainForm.WindowsForms.MainForm>().AddOperationProgressToView(this, "Calculating values...");
251
252      string resultName = (string)dataTableComboBox.SelectedItem;
253      string rowName = (string)dataRowComboBox.SelectedItem;
254
255      var task = Task.Factory.StartNew(() => RebuildDataTable(resultName, rowName));
256
257      task.ContinueWith((t) => {
258        MainFormManager.GetMainForm<MainForm.WindowsForms.MainForm>().RemoveOperationProgressFromView(this);
259        ErrorHandling.ShowErrorDialog("An error occured while calculating values. ", t.Exception);
260      }, TaskContinuationOptions.OnlyOnFaulted);
261
262      task.ContinueWith((t) => {
263        MainFormManager.GetMainForm<MainForm.WindowsForms.MainForm>().RemoveOperationProgressFromView(this);
264      }, TaskContinuationOptions.OnlyOnRanToCompletion);
265    }
266
267    private void RebuildDataTable(string resultName, string rowName) {
268      LinearLeastSquaresFitting llsFitting = new LinearLeastSquaresFitting();
269      string[] columnNames = new string[] { "Count", "Minimum", "Maximum", "Average", "Median", "Standard Deviation", "Variance", "25th Percentile", "75th Percentile",
270        "Avg. of Upper 25 %", " Avg. of Lower 25 %", "Avg. of First 25 %", "Avg. of Last 25 %", "Slope", "Intercept", "Average Relative Error" };
271
272      runs = Content.Where(x => x.Results.ContainsKey(resultName) && x.Visible).ToList();
273      DoubleMatrix dt = new DoubleMatrix(runs.Count(), columnNames.Count());
274      dt.RowNames = runs.Select(x => x.Name);
275      dt.ColumnNames = columnNames;
276
277      int i = 0;
278      foreach (Run run in runs) {
279        DataTable resTable = (DataTable)run.Results[resultName];
280        dt.SortableView = true;
281        DataRow row = resTable.Rows[rowName];
282        var values = row.Values.ToArray();
283
284        double cnt = values.Count();
285        double min = values.Min();
286        double max = values.Max();
287        double avg = values.Average();
288        double median = values.Median();
289        double stdDev = values.StandardDeviation();
290        double variance = values.Variance();
291        double percentile25 = values.Percentile(0.25);
292        double percentile75 = values.Percentile(0.75);
293        double lowerAvg = values.Count() > 4 ? values.OrderBy(x => x).Take((int)(values.Count() * 0.25)).Average() : double.NaN;
294        double upperAvg = values.Count() > 4 ? values.OrderByDescending(x => x).Take((int)(values.Count() * 0.25)).Average() : double.NaN;
295        double firstAvg = values.Count() > 4 ? values.Take((int)(values.Count() * 0.25)).Average() : double.NaN;
296        double lastAvg = values.Count() > 4 ? values.Skip((int)(values.Count() * 0.75)).Average() : double.NaN;
297        double slope, intercept, r;
298        llsFitting.Calculate(values, out slope, out intercept);
299        r = llsFitting.CalculateError(values, slope, intercept);
300
301        dt[i, 0] = cnt;
302        dt[i, 1] = min;
303        dt[i, 2] = max;
304        dt[i, 3] = avg;
305        dt[i, 4] = median;
306        dt[i, 5] = stdDev;
307        dt[i, 6] = variance;
308        dt[i, 7] = percentile25;
309        dt[i, 8] = percentile75;
310        dt[i, 9] = upperAvg;
311        dt[i, 10] = lowerAvg;
312        dt[i, 11] = firstAvg;
313        dt[i, 12] = lastAvg;
314        dt[i, 13] = slope;
315        dt[i, 14] = intercept;
316        dt[i, 15] = r;
317
318        i++;
319        progress.ProgressValue = ((double)runs.Count) / i;
320      }
321      stringConvertibleMatrixView.Content = dt;
322
323      for (i = 0; i < runs.Count(); i++) {
324        stringConvertibleMatrixView.DataGridView.Rows[i].DefaultCellStyle.ForeColor = runs[i].Color;
325      }
326    }
327  }
328}
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