TransformsCatalog.FeatureSelectionTransforms 클래스
정의
중요
일부 정보는 릴리스되기 전에 상당 부분 수정될 수 있는 시험판 제품과 관련이 있습니다. Microsoft는 여기에 제공된 정보에 대해 어떠한 명시적이거나 묵시적인 보증도 하지 않습니다.
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
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.
적용 대상