C# (CSharp) ILeafBuilder示例

示例#1

文件： MultiSplitDecisionTreeModelBuilder.cs 项目： xbfighting/BrainSharper

 public MultiSplitDecisionTreeModelBuilder(
     ISplitQualityChecker splitQualityChecker,
     IBestSplitSelector bestSplitSelector,
     ILeafBuilder leafBuilder,
     IStatisticalSignificanceChecker statisticalSignificanceChecker = null)
     : base(splitQualityChecker, bestSplitSelector, leafBuilder, statisticalSignificanceChecker)
 {
 }

示例#2

文件： MultiSplitDecisionTreeModelBuilder.cs 项目： Animattronic/BrainSharper

 public MultiSplitDecisionTreeModelBuilder(
     ISplitQualityChecker splitQualityChecker,
     IBestSplitSelector bestSplitSelector,
     ILeafBuilder leafBuilder,
     IStatisticalSignificanceChecker statisticalSignificanceChecker = null)
     : base(splitQualityChecker, bestSplitSelector, leafBuilder, statisticalSignificanceChecker)
 {
 }

示例#3

文件： BaseDecisionTreeModelBuilder.cs 项目： Animattronic/BrainSharper

 protected BaseDecisionTreeModelBuilder(
     ISplitQualityChecker splitQualityChecker, 
     IBestSplitSelector bestSplitSelector, 
     ILeafBuilder leafBuilder, 
     IStatisticalSignificanceChecker statisticalSignificanceChecker = null)
 {
     SplitQualityChecker = splitQualityChecker;
     BestSplitSelector = bestSplitSelector;
     LeafBuilder = leafBuilder;
     this.StatisticalSignificanceChecker = statisticalSignificanceChecker;
 }

示例#4

文件： BaseDecisionTreeModelBuilder.cs 项目： xbfighting/BrainSharper

 protected BaseDecisionTreeModelBuilder(
     ISplitQualityChecker splitQualityChecker,
     IBestSplitSelector bestSplitSelector,
     ILeafBuilder leafBuilder,
     IStatisticalSignificanceChecker statisticalSignificanceChecker = null)
 {
     SplitQualityChecker = splitQualityChecker;
     BestSplitSelector   = bestSplitSelector;
     LeafBuilder         = leafBuilder;
     this.StatisticalSignificanceChecker = statisticalSignificanceChecker;
 }

示例#5

        private IDecisionTreeModelBuilder BuildCustomModelBuilder(
            bool binary = false,
            ISplitQualityChecker splitQualityChecker = null,
            IBestSplitSelector bestSplitSelector     = null,
            ILeafBuilder leafBuilder = null,
            IStatisticalSignificanceChecker statisticalSignificanceChecker = null)
        {
            if (binary)
            {
                return(new BinaryDecisionTreeModelBuilder(
                           splitQualityChecker ?? new InformationGainRatioCalculator <string>(shannonEntropy, shannonEntropy as ICategoricalImpurityMeasure <string>),
                           bestSplitSelector as IBinaryBestSplitSelector ?? new BinarySplitSelectorForCategoricalOutcome(new BinaryDiscreteDataSplitter(), new BinaryNumericDataSplitter(), new ClassBreakpointsNumericSplitFinder()),
                           leafBuilder ?? new CategoricalDecisionTreeLeafBuilder(),
                           statisticalSignificanceChecker));
            }

            return(new MultiSplitDecisionTreeModelBuilder(
                       splitQualityChecker ?? new InformationGainRatioCalculator <string>(shannonEntropy, shannonEntropy as ICategoricalImpurityMeasure <string>),
                       bestSplitSelector ?? new MultiValueSplitSelectorForCategoricalOutcome(new MultiValueDiscreteDataSplitter(), new BinaryNumericDataSplitter(), new DynamicProgrammingNumericSplitFinder()),
                       leafBuilder ?? new CategoricalDecisionTreeLeafBuilder(),
                       statisticalSignificanceChecker));
        }

示例#6

文件： DecisionTreePredictorTests.cs 项目： Animattronic/BrainSharper

        private IDecisionTreeModelBuilder BuildCustomModelBuilder(
            bool binary = false, 
            ISplitQualityChecker splitQualityChecker = null,
            IBestSplitSelector bestSplitSelector = null,
            ILeafBuilder leafBuilder = null,
            IStatisticalSignificanceChecker statisticalSignificanceChecker = null)
        {
            if (binary)
            {
                return new BinaryDecisionTreeModelBuilder(
                    splitQualityChecker ?? new InformationGainRatioCalculator<string>(shannonEntropy, shannonEntropy as ICategoricalImpurityMeasure<string>),
                    bestSplitSelector as IBinaryBestSplitSelector ?? new BinarySplitSelectorForCategoricalOutcome(new BinaryDiscreteDataSplitter(), new BinaryNumericDataSplitter(), new ClassBreakpointsNumericSplitFinder()),
                    leafBuilder ?? new CategoricalDecisionTreeLeafBuilder(),
                    statisticalSignificanceChecker);
            }

            return new MultiSplitDecisionTreeModelBuilder(
               splitQualityChecker ?? new InformationGainRatioCalculator<string>(shannonEntropy, shannonEntropy as ICategoricalImpurityMeasure<string>),
               bestSplitSelector ?? new MultiValueSplitSelectorForCategoricalOutcome(new MultiValueDiscreteDataSplitter(), new BinaryNumericDataSplitter(), new DynamicProgrammingNumericSplitFinder()),
               leafBuilder ?? new CategoricalDecisionTreeLeafBuilder(),
               statisticalSignificanceChecker);
        }