TransformsCatalog.FeatureSelectionTransforms 클래스

정의

네임스페이스:

Microsoft.ML

어셈블리:

Microsoft.ML.Data.dll

패키지:

Microsoft.ML v2.0.0

기능 선택 변환 구성 요소의 인스턴스를 만드는 데 사용되는 MLContext 클래스입니다.

public sealed class TransformsCatalog.FeatureSelectionTransforms

type TransformsCatalog.FeatureSelectionTransforms = class

Public NotInheritable Class TransformsCatalog.FeatureSelectionTransforms

상속

Object

TransformsCatalog.FeatureSelectionTransforms

확장 메서드

SelectFeaturesBasedOnCount(TransformsCatalog+FeatureSelectionTransforms, InputOutputColumnPair[], Int64)	Create a CountFeatureSelectingEstimator, which selects the slots for which the count of non-default values is greater than or equal to a threshold.
SelectFeaturesBasedOnCount(TransformsCatalog+FeatureSelectionTransforms, String, String, Int64)	Create a CountFeatureSelectingEstimator, which selects the slots for which the count of non-default values is greater than or equal to a threshold.
SelectFeaturesBasedOnMutualInformation(TransformsCatalog+FeatureSelectionTransforms, InputOutputColumnPair[], String, Int32, Int32)	Create a MutualInformationFeatureSelectingEstimator, which selects the top k slots across all specified columns ordered by their mutual information with the label column.
SelectFeaturesBasedOnMutualInformation(TransformsCatalog+FeatureSelectionTransforms, String, String, String, Int32, Int32)	Create a MutualInformationFeatureSelectingEstimator, which selects the top k slots across all specified columns ordered by their mutual information with the label column.