scikit-learn/scikit-learn — pull request #3772 by MechCoder (2014-10-14 14:37:30+00:00)
Title: ENH: Patches Nearest Centroid for metric=manhattan for sparse and dense data

Fixes https://github.com/scikit-learn/scikit-learn/issues/743

I have also added a utility for calculating the median of csc sparse matrices, since NumPy does not handle it and it is not a trivial one-liner