Label encode¶
data types
Encode categories with values between 0 and N-1, where N is the number of unique categories.
In other words, the first category will be assigned the number 0 and the last category a value of N-1.
Usage¶
The following are the step's expected inputs and outputs and their specific types.
Step signature
label_encode(labels: category) -> (label_codes: number)
where the object {"param": value}
is optional in most cases and if present may contain any of the parameters described in the
corresponding section below.
Inputs¶
labels: column:category
A categorical column.
Outputs¶
label_codes: column:number
A numeric column where labels have been replaced with values between 0 and N-1.