to convert categorical variables in a data set into multiple binary variables with 1 and 0.
Usage
mixed_data_processing(X, cat_columns = NULL, Xtest = NULL)
Arguments
- X
data set or matrix
- cat_columns
a numerical or character vector that indicates categorical variables
- Xtest
(optional) if there is testing data set separate from the training data, include the testing data
Value
data frame containing expanded form of categorical variables
