Your will need to install the classification feature for this. See https://git.swl.informatik.uni-oldenburg.de/projects/OI/repos/classification/browse for further information and a german thesis for further information.
Beneath the already existing Machine Learning Feature, we provide a new (experimental) feature, that focuses on classfication and utilizes the Aggregation operator for this. To use this feature, you need to install the Classification Feature.
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