convertOMLTaskToMlr: Convert an OpenML task to mlr.

In openml/r: Open Machine Learning and Open Data Platform

Convert an OpenML task to mlr.

Description

Converts an OMLTask to a list of Task, ResampleInstance and Measure.

Usage

convertOMLTaskToMlr(
  obj,
  measures = NULL,
  mlr.task.id = "<oml.data.name>",
  ignore.flagged.attributes = TRUE,
  drop.levels = TRUE,
  verbosity = NULL
)

Arguments

obj	[OMLTask] The OML task object that should be converted.
measures	[Measure] Additional measures that should be computed.
mlr.task.id	[character(1)] Id string for Task object. The strings <oml.data.name>, <oml.data.id>, <oml.data.version> and <oml.task.id> will be replaced by their respective values contained in the OMLTask object. Default is <oml.data.name>.
ignore.flagged.attributes	[logical(1)] Should those features that are listed in the data set description slot “ignore.attribute” be removed? Default is TRUE.
drop.levels	[logical(1)] Should empty factor levels be dropped in the data? Default is TRUE.
verbosity	[integer(1)] Print verbose output on console? Possible values are: 0: normal output, 1: info output, 2: debug output. Default is set via setOMLConfig.

Value

[list] A list with the following objects:

mlr.task

[Task]

mlr.rin

[ResampleInstance]

mlr.measures

[list of Measures to optimize for.

See Also

Other task-related functions: deleteOMLObject(), getOMLTask(), listOMLTaskTypes(), listOMLTasks(), makeOMLTask(), tagOMLObject()

Examples

# \dontrun{
# 	library("mlr")
# 	vinnieOML = getOMLTask(task.id = 4845)
# 	vinnieMlr = convertOMLTaskToMlr(vinnieOML)
# }

openml/r documentation built on Oct. 21, 2022, 2:21 a.m.