num_hash: Text hashing parameters
Description
Used in textrecipes::step_texthash()
and textrecipes::step_dummy_hash()
.
Usage
num_hash(range = c(8L, 12L), trans = transform_log2())signed_hash(values = c(TRUE, FALSE))
Arguments
- range
A two-element vector holding the defaults for the smallest and
largest possible values, respectively. If a transformation is specified,
these values should be in the transformed units.
- trans
A trans
object from the scales
package, such as
scales::transform_log10()
or scales::transform_reciprocal()
. If not provided,
the default is used which matches the units used in range
. If no
transformation, NULL
.
- values
A vector of possible values (TRUE or FALSE).