OpenML (version 1.7)

getOMLDataSet: Get an OpenML data set.

Description

Given a data set ID, the corresponding OMLDataSet will be downloaded (if not in cache) and returned.

Note that data splits and other task-related information are not included in an OMLDataSet. Tasks can be downloaded with getOMLTask.

Usage

getOMLDataSet(data.id = NULL, data.name = NULL, data.version = NULL,
  cache.only = FALSE, verbosity = NULL)

Arguments

data.id

[integer(1)] ID of the data set.

data.name

[character(1)] Data set name. This is an alternative to data.id. Default is NULL.

data.version

[integer(1)] Version number of the data set with name data.name. Default is NULL. Ignored if data.id is passed.

cache.only

[logical(1)] Only try to retrieve the object from cache. Will result in error if the object is not found. Default is FALSE.

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

[OMLDataSet].

See Also

Other downloading functions: getOMLDataSetQualities, getOMLFlow, getOMLRun, getOMLStudy, getOMLTask

Other data set-related functions: OMLDataSetDescription, OMLDataSet, convertMlrTaskToOMLDataSet, convertOMLDataSetToMlr, deleteOMLObject, listOMLDataSets, tagOMLObject, uploadOMLDataSet

Examples

# NOT RUN {
	dat = getOMLDataSet(data.id = 9)

	# this object contains the data ($data)
	# and meta information
	str(dat, 1)
	summary(dat$data)
# }