I have annotation matrix with following description: 3 Annotators, 3 categories, 206 subjects The data is stored in a numpy.ndarray variable z: array([[ 0., 2., 1.], [ 0., 2., 1.], [ 0., 2...

Say that I want to have annotations for documents. Every document can be annotated with multiple labels. In this example, I have 2 annotators (a and b), and they each label two documents. from skl...