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Ignore:
Timestamp:
08/11/10 13:00:53 (14 years ago)
Author:
gkronber
Message:

Created a feature/exploration branch for new data analysis features #1142

Location:
branches/DataAnalysis/HeuristicLab.Problems.DataAnalysis.MultiVariate.Regression
Files:
1 edited
1 copied

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  • branches/DataAnalysis/HeuristicLab.Problems.DataAnalysis.MultiVariate.Regression/3.3/Symbolic/Evaluators/SymbolicVectorRegressionEvaluator.cs

    r4068 r4194  
    105105    #endregion
    106106
     107    public SymbolicVectorRegressionEvaluator(bool deserializing) : base(deserializing) { }
    107108    public SymbolicVectorRegressionEvaluator()
    108109      : base() {
     
    118119    }
    119120
    120     public override IOperation Apply() {
    121       var interpreter = SymbolicExpressionTreeInterpreter;
    122       var tree = SymbolicExpressionTree;
    123       var problemData = MultiVariateDataAnalysisProblemData;
    124 
    125       IEnumerable<string> selectedTargetVariables =
    126         problemData.TargetVariables.CheckedItems
    127         .Select(x => x.Value.Value);
    128 
    129       // check if there is a vector component for each target variable
    130       if (selectedTargetVariables.Count() != tree.Root.SubTrees[0].SubTrees.Count)
    131         throw new ArgumentException("The dimension of the output-vector of the tree doesn't match the number of selected target variables.");
    132       int start = SamplesStart.Value;
    133       int end = SamplesEnd.Value;
    134 
    135       IEnumerable<int> rows = GenerateRowsToEvaluate((uint)Random.Next(), RelativeNumberOfEvaluatedSamples.Value, start, end);
    136 
    137       Evaluate(tree, interpreter, problemData, selectedTargetVariables, rows, LowerEstimationLimit, UpperEstimationLimit);
    138 
    139       return base.Apply();
    140     }
    141 
    142     public abstract void Evaluate(SymbolicExpressionTree tree, ISymbolicExpressionTreeInterpreter interpreter, MultiVariateDataAnalysisProblemData problemData, IEnumerable<string> targetVariables, IEnumerable<int> rows, DoubleArray lowerEstimationBound, DoubleArray upperEstimationBound);
    143 
    144     private static IEnumerable<int> GenerateRowsToEvaluate(uint seed, double relativeAmount, int start, int end) {
     121    public static IEnumerable<int> GenerateRowsToEvaluate(uint seed, double relativeAmount, int start, int end) {
    145122      if (end < start) throw new ArgumentException("Start value is larger than end value.");
    146123      int count = (int)((end - start) * relativeAmount);
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