逐步回归
使用逐步回归选择广义线性模型中的变量
逐步回归是一种降维方法,其中不太重要的预测变量在自动迭代过程中被连续删除。stepwiseglm
函数使用逐步回归创建一个 GeneralizedLinearModel
对象。
函数
stepwiseglm | Create generalized linear regression model by stepwise regression |
fitglm | Create generalized linear regression model |
addTerms | Add terms to generalized linear regression model |
removeTerms | Remove terms from generalized linear regression model |
step | Improve generalized linear regression model by adding or removing terms |
对象
GeneralizedLinearModel | Generalized linear regression model class |
主题
- Wilkinson Notation
Wilkinson notation provides a way to describe regression and repeated measures models without specifying coefficient values.