1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2015 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 HeuristicLab.Common;
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23 | using HeuristicLab.Core;
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24 | using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding;
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25 | using HeuristicLab.Parameters;
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26 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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27 |
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28 | namespace HeuristicLab.Problems.DataAnalysis.Symbolic.TimeSeriesPrognosis {
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29 | /// <summary>
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30 | /// An operator that analyzes the training best symbolic time-series prognosis solution for single objective symbolic time-series prognosis problems.
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31 | /// </summary>
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32 | [Item("SymbolicTimeSeriesPrognosisSingleObjectiveTrainingBestSolutionAnalyzer", "An operator that analyzes the training best symbolic time-series prognosis solution for single objective symbolic time-series prognosis problems.")]
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33 | [StorableClass("D7E8BA60-9435-4BE1-8E75-ADC18C4732B3")]
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34 | public sealed class SymbolicTimeSeriesPrognosisSingleObjectiveTrainingBestSolutionAnalyzer : SymbolicDataAnalysisSingleObjectiveTrainingBestSolutionAnalyzer<ISymbolicTimeSeriesPrognosisSolution>,
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35 | ISymbolicDataAnalysisInterpreterOperator, ISymbolicDataAnalysisBoundedOperator {
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36 | private const string ProblemDataParameterName = "ProblemData";
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37 | private const string SymbolicDataAnalysisTreeInterpreterParameterName = "SymbolicDataAnalysisTreeInterpreter";
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38 | private const string EstimationLimitsParameterName = "EstimationLimits";
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39 | #region parameter properties
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40 | public ILookupParameter<ITimeSeriesPrognosisProblemData> ProblemDataParameter {
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41 | get { return (ILookupParameter<ITimeSeriesPrognosisProblemData>)Parameters[ProblemDataParameterName]; }
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42 | }
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43 | public ILookupParameter<ISymbolicDataAnalysisExpressionTreeInterpreter> SymbolicDataAnalysisTreeInterpreterParameter {
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44 | get { return (ILookupParameter<ISymbolicDataAnalysisExpressionTreeInterpreter>)Parameters[SymbolicDataAnalysisTreeInterpreterParameterName]; }
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45 | }
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46 | public IValueLookupParameter<DoubleLimit> EstimationLimitsParameter {
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47 | get { return (IValueLookupParameter<DoubleLimit>)Parameters[EstimationLimitsParameterName]; }
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48 | }
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49 | #endregion
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50 |
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51 |
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52 | [StorableConstructor]
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53 | private SymbolicTimeSeriesPrognosisSingleObjectiveTrainingBestSolutionAnalyzer(bool deserializing) : base(deserializing) { }
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54 | private SymbolicTimeSeriesPrognosisSingleObjectiveTrainingBestSolutionAnalyzer(SymbolicTimeSeriesPrognosisSingleObjectiveTrainingBestSolutionAnalyzer original, Cloner cloner) : base(original, cloner) { }
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55 | public SymbolicTimeSeriesPrognosisSingleObjectiveTrainingBestSolutionAnalyzer()
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56 | : base() {
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57 | Parameters.Add(new LookupParameter<ITimeSeriesPrognosisProblemData>(ProblemDataParameterName, "The problem data for the symbolic regression solution."));
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58 | Parameters.Add(new LookupParameter<ISymbolicDataAnalysisExpressionTreeInterpreter>(SymbolicDataAnalysisTreeInterpreterParameterName, "The symbolic time series prognosis interpreter for the symbolic expression tree."));
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59 | Parameters.Add(new ValueLookupParameter<DoubleLimit>(EstimationLimitsParameterName, "The lower and upper limit for the estimated values produced by the symbolic regression model."));
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60 | }
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61 | public override IDeepCloneable Clone(Cloner cloner) {
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62 | return new SymbolicTimeSeriesPrognosisSingleObjectiveTrainingBestSolutionAnalyzer(this, cloner);
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63 | }
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64 |
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65 | protected override ISymbolicTimeSeriesPrognosisSolution CreateSolution(ISymbolicExpressionTree bestTree, double bestQuality) {
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66 | var model = new SymbolicTimeSeriesPrognosisModel((ISymbolicExpressionTree)bestTree.Clone(), SymbolicDataAnalysisTreeInterpreterParameter.ActualValue as ISymbolicTimeSeriesPrognosisExpressionTreeInterpreter, EstimationLimitsParameter.ActualValue.Lower, EstimationLimitsParameter.ActualValue.Upper);
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67 | if (ApplyLinearScalingParameter.ActualValue.Value) model.Scale(ProblemDataParameter.ActualValue);
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68 | return new SymbolicTimeSeriesPrognosisSolution(model, (ITimeSeriesPrognosisProblemData)ProblemDataParameter.ActualValue.Clone());
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69 | }
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70 | }
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71 | }
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