Improve LabelledDataGroup documentation
As suggested in utopia#271 (closed) by @JulianWeninger, the LabelledDataGroup
documentation should make clear that combination_method = 'merge'
requires labelled data.
As suggested in utopia#271 (closed) by @JulianWeninger, the LabelledDataGroup
documentation should make clear that combination_method = 'merge'
requires labelled data.