Changeset 10483 for branches/LogResidualEvaluator/HeuristicLab.Problems.DataAnalysis.Symbolic.Classification/3.4/SymbolicClassificationSolutionImpactValuesCalculator.cs
- Timestamp:
- 02/20/14 14:56:39 (10 years ago)
- Location:
- branches/LogResidualEvaluator
- Files:
-
- 3 edited
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branches/LogResidualEvaluator
- Property svn:mergeinfo changed
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branches/LogResidualEvaluator/HeuristicLab.Problems.DataAnalysis.Symbolic.Classification
- Property svn:mergeinfo changed
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branches/LogResidualEvaluator/HeuristicLab.Problems.DataAnalysis.Symbolic.Classification/3.4/SymbolicClassificationSolutionImpactValuesCalculator.cs
r9456 r10483 20 20 #endregion 21 21 22 using System; 22 23 using System.Collections.Generic; 23 24 using HeuristicLab.Common; 25 using HeuristicLab.Core; 24 26 using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding; 27 using HeuristicLab.Persistence.Default.CompositeSerializers.Storable; 25 28 26 29 namespace HeuristicLab.Problems.DataAnalysis.Symbolic.Classification { 30 [StorableClass] 31 [Item("SymbolicClassificationSolutionImpactValuesCalculator", "Calculate symbolic expression tree node impact values for classification problems.")] 27 32 public class SymbolicClassificationSolutionImpactValuesCalculator : SymbolicDataAnalysisSolutionImpactValuesCalculator { 33 public SymbolicClassificationSolutionImpactValuesCalculator() { } 34 protected SymbolicClassificationSolutionImpactValuesCalculator(SymbolicClassificationSolutionImpactValuesCalculator original, Cloner cloner) 35 : base(original, cloner) { } 36 public override IDeepCloneable Clone(Cloner cloner) { 37 return new SymbolicClassificationSolutionImpactValuesCalculator(this, cloner); 38 } 39 [StorableConstructor] 40 protected SymbolicClassificationSolutionImpactValuesCalculator(bool deserializing) : base(deserializing) { } 41 28 42 public override double CalculateReplacementValue(ISymbolicDataAnalysisModel model, ISymbolicExpressionTreeNode node, IDataAnalysisProblemData problemData, IEnumerable<int> rows) { 29 43 var classificationModel = (ISymbolicClassificationModel)model; … … 34 48 35 49 public override double CalculateImpactValue(ISymbolicDataAnalysisModel model, ISymbolicExpressionTreeNode node, IDataAnalysisProblemData problemData, IEnumerable<int> rows, double originalQuality = double.NaN) { 50 double impactValue, replacementValue; 51 CalculateImpactAndReplacementValues(model, node, problemData, rows, out impactValue, out replacementValue, originalQuality); 52 return impactValue; 53 } 54 55 public override void CalculateImpactAndReplacementValues(ISymbolicDataAnalysisModel model, ISymbolicExpressionTreeNode node, 56 IDataAnalysisProblemData problemData, IEnumerable<int> rows, out double impactValue, out double replacementValue, 57 double originalQuality = Double.NaN) { 36 58 var classificationModel = (ISymbolicClassificationModel)model; 37 59 var classificationProblemData = (IClassificationProblemData)problemData; … … 47 69 } 48 70 49 varreplacementValue = CalculateReplacementValue(classificationModel, node, classificationProblemData, rows);71 replacementValue = CalculateReplacementValue(classificationModel, node, classificationProblemData, rows); 50 72 var constantNode = new ConstantTreeNode(new Constant()) { Value = replacementValue }; 73 51 74 var cloner = new Cloner(); 52 cloner.RegisterClonedObject(node, constantNode);53 75 var tempModel = cloner.Clone(classificationModel); 54 tempModel.RecalculateModelParameters(classificationProblemData, rows); 76 var tempModelNode = (ISymbolicExpressionTreeNode)cloner.GetClone(node); 77 78 var tempModelParentNode = tempModelNode.Parent; 79 int i = tempModelParentNode.IndexOfSubtree(tempModelNode); 80 tempModelParentNode.RemoveSubtree(i); 81 tempModelParentNode.InsertSubtree(i, constantNode); 55 82 56 83 var estimatedClassValues = tempModel.GetEstimatedClassValues(dataset, rows); … … 58 85 if (errorState != OnlineCalculatorError.None) newQuality = 0.0; 59 86 60 returnoriginalQuality - newQuality;87 impactValue = originalQuality - newQuality; 61 88 } 62 63 89 } 64 90 }
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