1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2019 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 |
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22 | using System;
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23 | using HeuristicLab.Common;
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24 | using HeuristicLab.Core;
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25 | using HeuristicLab.Optimization;
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26 | using HeuristicLab.Parameters;
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27 | using HEAL.Fossil;
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28 | using HeuristicLab.Problems.Instances;
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29 |
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30 | namespace HeuristicLab.Problems.DataAnalysis {
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31 | [StorableType("67267E9F-8A34-4CB6-9776-DD1483131987")]
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32 | public abstract class DataAnalysisProblem<T> : Problem, IDataAnalysisProblem<T>,
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33 | IProblemInstanceConsumer<T>, IProblemInstanceExporter<T>
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34 | where T : class, IDataAnalysisProblemData {
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35 | private const string ProblemDataParameterName = "ProblemData";
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36 | private const string ProblemDataParameterDescription = "The data set, target variable and input variables of the data analysis problem.";
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37 | #region parameter properties
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38 | IParameter IDataAnalysisProblem.ProblemDataParameter {
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39 | get { return ProblemDataParameter; }
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40 | }
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41 | public IValueParameter<T> ProblemDataParameter {
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42 | get { return (IValueParameter<T>)Parameters[ProblemDataParameterName]; }
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43 | }
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44 | #endregion
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45 | #region properties
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46 | IDataAnalysisProblemData IDataAnalysisProblem.ProblemData {
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47 | get { return ProblemData; }
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48 | }
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49 | public T ProblemData {
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50 | get { return ProblemDataParameter.Value; }
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51 | set { ProblemDataParameter.Value = value; }
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52 | }
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53 | #endregion
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54 | protected DataAnalysisProblem(DataAnalysisProblem<T> original, Cloner cloner)
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55 | : base(original, cloner) {
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56 | RegisterEventHandlers();
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57 | }
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58 | [StorableConstructor]
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59 | protected DataAnalysisProblem(StorableConstructorFlag _) : base(_) { }
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60 |
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61 | protected DataAnalysisProblem(T problemData)
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62 | : base() {
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63 | Parameters.Add(new ValueParameter<T>(ProblemDataParameterName, ProblemDataParameterDescription, problemData));
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64 | RegisterEventHandlers();
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65 | }
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66 |
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67 | [StorableHook(HookType.AfterDeserialization)]
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68 | private void AfterDeserialization() {
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69 | RegisterEventHandlers();
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70 | }
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71 |
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72 | private void RegisterEventHandlers() {
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73 | ProblemDataParameter.ValueChanged += new EventHandler(ProblemDataParameter_ValueChanged);
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74 | if (ProblemDataParameter.Value != null) ProblemDataParameter.Value.Changed += new EventHandler(ProblemData_Changed);
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75 | }
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76 |
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77 | private void ProblemDataParameter_ValueChanged(object sender, EventArgs e) {
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78 | ProblemDataParameter.Value.Changed += new EventHandler(ProblemData_Changed);
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79 | OnProblemDataChanged();
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80 | OnReset();
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81 | }
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82 |
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83 | private void ProblemData_Changed(object sender, EventArgs e) {
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84 | OnReset();
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85 | }
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86 |
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87 | public event EventHandler ProblemDataChanged;
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88 | protected virtual void OnProblemDataChanged() {
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89 | var handler = ProblemDataChanged;
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90 | if (handler != null) handler(this, EventArgs.Empty);
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91 | }
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92 |
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93 | #region Import & Export
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94 | public void Load(T data) {
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95 | Name = data.Name;
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96 | Description = data.Description;
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97 | ProblemData = data;
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98 | }
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99 |
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100 | public T Export() {
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101 | return ProblemData;
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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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