Should we penalize dummy variables?
67559
Ridge\Lasso -- Standardization of dummy indicators
139824
Include prior knowledge in regression model
65293
Dealing with Categorical variables in Multiple Regression
11427
Using regularization when doing statistical inference
124337
Degrees of freedom in regression
6089
Can I ignore coefficients for non-significant levels of factors in a linear model?
39736
Regularization methods for logistic regression
42578
If a factor variable is to be dropped in model selection, should all levels be dropped simultaneously? If so, why?
1348
Is there a difference between 'controlling for' and 'ignoring' other variables in multiple regression?
13863
Is it advisable to drop certain levels of a categorical variable?
76742
Persistent Dummy Output
118276
Multivariate multiple regression validation
107315
Does random forest need input variables to be scaled or centered?
2115
Understanding dummy (manual or automated) variable creation in GLM
70260
Reason for not shrinking the bias (intercept) term in regression
86384
Generate a dummy-variable
142959
Do we still need to do feature selection while using Regularization algorithms?