How to train Machine Learning Classifier?

The Machine Learning Classifier is difficult to learn, and the documentation is skimpy. I’ve got as far as creating a SPECIAL type of MLSkill (regular ML Skills won’t work), but am confused as how to do the initial training.

The doc only shows this:

Does this mean the training happens at runtime? Or do I train this type of ML Skill using datasets and pipelines like a regular ML Skill? Can I train it using the same datasets I will use for data extraction?

@Terry_Marr

Please check this

There is no labelling here in ai center…for classification data should come from train classifier only

Cheers