step_center | R Documentation |
Adds a step to center a data column(s)
step_center(
.rec,
terms,
role = "predictor",
skip = FALSE,
na_rm = TRUE,
fun = collapse::fmean,
keep_original_cols = FALSE,
...
)
.rec |
the R6 recipe object. |
terms |
the unquoted names of the variables to use or a selector function. terms replaces the '...' of the recipes package but requires variables to be included within 'c()'. For example to include variables x and y you would write 'c(x,y)' in the hydrorecipes package. |
role |
character - the name of the role |
skip |
logical - should the step be skipped |
na_rm |
logical - should NA values be removed from calculations |
fun |
function - the function that is applied to a list or columns of a data.frame like object. |
keep_original_cols |
logical - keep the original columns or replace them |
... |
additional arguments |
an updated recipe
dat <- data.frame(x = rnorm(10), y = rnorm(10))
rec <- recipe(y~x, data = dat) |>
step_center(x) |>
prep() |>
bake()
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