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逐步回归

使用逐步回归的变量选择

App

回归学习器

Train regression models to predict data using supervised machine learning

类

LinearModel Linear regression model

函数

`stepwiselm`	Perform stepwise regression
`fitlm`	拟合线性回归模型
`addTerms`	Add terms to linear regression model
`removeTerms`	Remove terms from linear regression model
`step`	Improve linear regression model by adding or removing terms

`stepwise`	Interactive stepwise regression
`stepwisefit`	Fit linear regression model using stepwise regression

主题

Stepwise Regression
In stepwise regression, predictors are automatically added to or trimmed from a model.
Linear Regression with Interaction Effects
Construct and analyze a linear regression model with interaction effects and interpret the results.
Wilkinson Notation
Wilkinson notation provides a way to describe regression and repeated measures models without specifying coefficient values.