source: stable/HeuristicLab.Algorithms.DataAnalysis.Views/3.4/LinearRegressionModelView.cs @ 17074

Last change on this file since 17074 was 17074, checked in by abeham, 22 months ago

#2892: merged to stable

File size: 2.7 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2018 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.Linq;
23using HeuristicLab.Analysis;
24using HeuristicLab.Common;
25using HeuristicLab.Core.Views;
26using HeuristicLab.Data;
27using HeuristicLab.MainForm;
28using HeuristicLab.Problems.DataAnalysis;
29using HeuristicLab.Problems.DataAnalysis.Symbolic;
30using HeuristicLab.Problems.DataAnalysis.Symbolic.Regression;
31
32namespace HeuristicLab.Algorithms.DataAnalysis.Views {
33  [View("Linear regression model")]
34  [Content(typeof(LinearRegressionModel), true)]
35  public partial class LinearRegressionModelView : ItemView {
36
37    public new LinearRegressionModel Content {
38      get { return (LinearRegressionModel)base.Content; }
39      set { base.Content = value; }
40    }
41
42    protected override void SetEnabledStateOfControls() {
43      base.SetEnabledStateOfControls();
44      parametersView.Enabled = Content != null;
45      covarianceMatrixView.Enabled = Content != null;
46    }
47
48    public LinearRegressionModelView()
49      : base() {
50      InitializeComponent();
51    }
52
53    protected override void OnContentChanged() {
54      base.OnContentChanged();
55      if (Content == null) {
56        parametersView.Content = null;
57        covarianceMatrixView.Content = null;
58      } else {
59        // format numbers to make them easier to read
60        var w = new StringArray(Content.W.Select(x => $"{x:e4}").ToArray());
61        w.ElementNames = Content.ParameterNames;
62        parametersView.Content = w;
63
64        // format all numbers in matrix
65        var cStr = new string[Content.C.GetLength(0), Content.C.GetLength(1)];
66        for (int i = 0; i < Content.C.GetLength(0); i++)
67          for (int j = 0; j < Content.C.GetLength(0); j++)
68            cStr[i, j] = $"{Content.C[i, j]:e4}";
69        var c = new StringMatrix(cStr);
70        c.RowNames = Content.ParameterNames;
71        c.ColumnNames = Content.ParameterNames;
72        covarianceMatrixView.Content = c;
73      }
74    }
75  }
76}
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