write_arff: Write ARFF files

In mlr3oml: Connector Between 'mlr3' and 'OpenML'

Write ARFF files

Description

Writes a data.frame() to an ARFF file.

Limitations:

• Logicals are written as categorical features.

• POSIXct columns are converted to UTC.

Usage

write_arff(data, path, relation = deparse(substitute(data)))

Arguments

data	(data.frame()) Data to write.
path	(character(1)) Path or URI of the ARFF file, passed to file().
relation	(character(1)) Relation (name) of the data set.

mlr3oml documentation built on Aug. 26, 2025, 5:08 p.m.