Similar to issue 1, implement 3D version of skimage.filters.rank.otsu #2
Description
Following issue 1, Expand the Otsu rank filter from 2D to 3D
the same issue from master: scikit-image#3955
{{ message }}
Following issue 1, Expand the Otsu rank filter from 2D to 3D
the same issue from master: scikit-image#3955