Changeset 16158 for branches/2883_GBTModelStorage/HeuristicLab.Algorithms.DataAnalysis/3.4/NearestNeighbour/NearestNeighbourModel.cs
- Timestamp:
- 09/20/18 13:12:17 (6 years ago)
- Location:
- branches/2883_GBTModelStorage/HeuristicLab.Algorithms.DataAnalysis
- Files:
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- 3 edited
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branches/2883_GBTModelStorage/HeuristicLab.Algorithms.DataAnalysis
- Property svn:mergeinfo changed
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branches/2883_GBTModelStorage/HeuristicLab.Algorithms.DataAnalysis/3.4
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old new 1 *.user 2 *.vs10x 3 HeuristicLab.Algorithms.DataAnalysis-3.4.csproj.user 4 HeuristicLabAlgorithmsDataAnalysisPlugin.cs 5 Plugin.cs 1 6 bin 2 7 obj 3 HeuristicLabAlgorithmsDataAnalysisPlugin.cs4 HeuristicLab.Algorithms.DataAnalysis-3.4.csproj.user5 *.vs10x6 Plugin.cs7 *.user
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- Property svn:mergeinfo changed
- Property svn:ignore
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branches/2883_GBTModelStorage/HeuristicLab.Algorithms.DataAnalysis/3.4/NearestNeighbour/NearestNeighbourModel.cs
r15583 r16158 130 130 // automatic determination of weights (all features should have variance = 1) 131 131 this.weights = this.allowedInputVariables 132 .Select(name => 1.0 / dataset.GetDoubleValues(name, rows).StandardDeviationPop()) 132 .Select(name => { 133 var pop = dataset.GetDoubleValues(name, rows).StandardDeviationPop(); 134 return pop.IsAlmost(0) ? 1.0 : 1.0/pop; 135 }) 133 136 .Concat(new double[] { 1.0 }) // no scaling for target variable 134 137 .ToArray(); … … 142 145 } 143 146 144 if (inputMatrix.C ast<double>().Any(x => double.IsNaN(x) || double.IsInfinity(x)))147 if (inputMatrix.ContainsNanOrInfinity()) 145 148 throw new NotSupportedException( 146 149 "Nearest neighbour model does not support NaN or infinity values in the input dataset.");
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