convert_task: Convert a Task from One Type to Another

In mlr3: Machine Learning in R - Next Generation

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.

mlr3 documentation built on Oct. 18, 2024, 5:11 p.m.