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판별분석

정규화된 선형 및 2차 판별분석

대화형 방식으로 판별분석 모델을 훈련시키려면 분류 학습기 앱을 사용하십시오. 명령줄 인터페이스에서 fitcdiscr을 사용하여 판별분석 모델을 훈련시키면 유연성을 높일 수 있습니다. 훈련 후에는 모델과 예측 변수 데이터를 predict에 전달하여 레이블을 예측하거나 사후 확률을 추정합니다.

분류 학습기머신러닝 지도 학습을 사용하여 데이터를 분류하도록 모델 훈련시키기

함수

모두 확장

fitcdiscrFit discriminant analysis classifier
makecdiscrConstruct discriminant analysis classifier from parameters
compactReduce size of discriminant analysis classifier
cvshrinkCross-validate regularization of linear discriminant
limeLocal interpretable model-agnostic explanations (LIME) (R2020b 이후)
partialDependenceCompute partial dependence (R2020b 이후)
plotPartialDependenceCreate partial dependence plot (PDP) and individual conditional expectation (ICE) plots
shapleyShapley values (R2021a 이후)
crossvalCross-validate discriminant analysis classifier
kfoldEdgeClassification edge for cross-validated classification model
kfoldLossClassification loss for cross-validated classification model
kfoldfunCross-validate function for classification
kfoldMarginClassification margins for cross-validated classification model
kfoldPredictClassify observations in cross-validated classification model
lossClassification error for discriminant analysis classifier
resubLossResubstitution classification loss for discriminant analysis classifier
logpLog unconditional probability density for discriminant analysis classifier
mahalMahalanobis distance to class means of discriminant analysis classifier
nLinearCoeffsNumber of nonzero linear coefficients in discriminant analysis classifier
compareHoldoutCompare accuracies of two classification models using new data
edgeClassification edge for discriminant analysis classifier
marginClassification margins for discriminant analysis classifier
resubEdgeResubstitution classification edge for discriminant analysis classifier
resubMarginResubstitution classification margins for discriminant analysis classifier
testckfoldCompare accuracies of two classification models by repeated cross-validation
predictPredict labels using discriminant analysis classifier
resubPredictPredict resubstitution labels of discriminant analysis classification model
classify판별분석을 사용하여 관측값 분류하기

클래스

ClassificationDiscriminantDiscriminant analysis classification
CompactClassificationDiscriminantCompact discriminant analysis class
ClassificationPartitionedModelCross-validated classification model

도움말 항목