User Portlet User Portlet

Discussions
Let there be a sample list as ,l = {a, {{b, c}}, {d, e}, {f}, {{g, {y}, u, h}, {{{{k, j}}}}},k, {{{{q}, {w}, {r}, {x}}}}}; ArrayRules[l]ArrayRules::rect: Nonrectangular array encountered. >> is the error thrown....
I am willing to use M's image processing APIs on some MRI scans from http://insight-journal.org/midas/collection/view/171 which makes available information in NRRD file format. But I...