1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2011 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 | using System;
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22 | using System.Linq;
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23 | using System.Windows.Forms;
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24 | using HeuristicLab.Data;
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25 | using HeuristicLab.Data.Views;
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26 | using HeuristicLab.MainForm;
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27 | using HeuristicLab.MainForm.WindowsForms;
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28 |
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29 | namespace HeuristicLab.Problems.DataAnalysis.Views {
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30 | [View("Regression solution estimated values view")]
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31 | [Content(typeof(IRegressionSolution))]
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32 | public partial class RegressionSolutionEstimatedValuesView : AsynchronousContentView {
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33 | private const string TARGETVARIABLE_SERIES_NAME = "TargetVariable";
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34 | private const string ESTIMATEDVALUES_SERIES_NAME = "EstimatedValues";
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35 |
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36 | public new IRegressionSolution Content {
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37 | get { return (IRegressionSolution)base.Content; }
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38 | set {
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39 | base.Content = value;
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40 | }
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41 | }
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42 |
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43 | private StringConvertibleMatrixView matrixView;
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44 |
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45 | public RegressionSolutionEstimatedValuesView()
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46 | : base() {
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47 | InitializeComponent();
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48 | matrixView = new StringConvertibleMatrixView();
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49 | matrixView.ShowRowsAndColumnsTextBox = false;
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50 | matrixView.ShowStatisticalInformation = false;
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51 | matrixView.Dock = DockStyle.Fill;
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52 | this.Controls.Add(matrixView);
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53 | }
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54 |
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55 | #region events
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56 | protected override void RegisterContentEvents() {
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57 | base.RegisterContentEvents();
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58 | Content.ModelChanged += new EventHandler(Content_ModelChanged);
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59 | Content.ProblemDataChanged += new EventHandler(Content_ProblemDataChanged);
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60 | }
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61 |
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62 | protected override void DeregisterContentEvents() {
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63 | base.DeregisterContentEvents();
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64 | Content.ModelChanged -= new EventHandler(Content_ModelChanged);
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65 | Content.ProblemDataChanged -= new EventHandler(Content_ProblemDataChanged);
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66 | }
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67 |
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68 | private void Content_ProblemDataChanged(object sender, EventArgs e) {
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69 | OnContentChanged();
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70 | }
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71 |
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72 | private void Content_ModelChanged(object sender, EventArgs e) {
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73 | OnContentChanged();
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74 | }
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75 |
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76 | protected override void OnContentChanged() {
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77 | base.OnContentChanged();
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78 | UpdateEstimatedValues();
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79 | }
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80 |
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81 | private void UpdateEstimatedValues() {
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82 | if (InvokeRequired) Invoke((Action)UpdateEstimatedValues);
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83 | else {
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84 | DoubleMatrix matrix = null;
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85 | if (Content != null) {
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86 | double[,] values = new double[Content.ProblemData.Dataset.Rows, 4];
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87 |
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88 | double[] target = Content.ProblemData.Dataset.GetVariableValues(Content.ProblemData.TargetVariable);
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89 | double[] estimated = Content.EstimatedValues.ToArray();
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90 | for (int row = 0; row < target.Length; row++) {
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91 | values[row, 0] = target[row];
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92 | values[row, 1] = estimated[row];
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93 | values[row, 2] = estimated[row] - target[row];
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94 | values[row, 3] = estimated[row] / target[row] - 1;
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95 | }
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96 |
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97 | matrix = new DoubleMatrix(values);
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98 | matrix.ColumnNames = new string[] { TARGETVARIABLE_SERIES_NAME, ESTIMATEDVALUES_SERIES_NAME, "Absolute Error", "Relative Error" };
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99 | }
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100 | matrixView.Content = matrix;
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101 | }
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102 | }
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103 | #endregion
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104 | }
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105 | }
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