mlr3pipelines (version 0.2.1)

convert_task: Convert a task from its type to another.

Description

The task's target is replaced by a different column from the data. #FIXME: This needs detailed tests and should be moved to mlr3.

Usage

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

Arguments

intask

Task A Task to be converted.

new_target

character(1) | NULL 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) | NULL 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 TRUE (default), the original target is dropped. Otherwise it is added as a feature.

drop_levels

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

…

any Further arguments passed to the constructor of the task.

Value

Task