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mlr3

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.

mlr3

Machine Learning in R - Next Generation

v0.11.0
LGPL-3
Authors
Michel Lang [cre, aut] (<https://orcid.org/0000-0001-9754-0393>), Bernd Bischl [aut] (<https://orcid.org/0000-0001-6002-6980>), Jakob Richter [aut] (<https://orcid.org/0000-0003-4481-5554>), Patrick Schratz [aut] (<https://orcid.org/0000-0003-0748-6624>), Giuseppe Casalicchio [ctb] (<https://orcid.org/0000-0001-5324-5966>), Stefan Coors [ctb] (<https://orcid.org/0000-0002-7465-2146>), Quay Au [ctb] (<https://orcid.org/0000-0002-5252-8902>), Martin Binder [aut], Marc Becker [ctb] (<https://orcid.org/0000-0002-8115-0400>)
Initial release

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