mlr3 (version 0.12.0)

convert_task: Convert a Task from One Type to Another

Description

The task's target is replaced by a different column from the data.

Usage

convert_task(
  intask,
  target = NULL,
  new_type = NULL,
  drop_original_target = FALSE,
  drop_levels = TRUE
)

Arguments

intask

(Task) A Task to be converted.

target

(character(1)) New target to be set, must be a column in the intask data. If NULL, no new target is set, and task is converted as-is.

new_type

(character(1)) The new task type. Must be in mlr_reflections$task_types]. If NULL (default), a new task with the same task_type is created.

drop_original_target

(logical(1)) If FALSE (default), the original target is added as a feature. Otherwise the original target is dropped.

drop_levels

(logical(1)) If TRUE (default), unused levels of the new target variable are dropped.

Value

Task of requested type.