scikit-learn/scikit-learn — pull request #4009 by nmayorov (2014-12-26 18:12:48+00:00)
Title: [MRG] ENH: Parallelize neighbors search through multiprocessing #3536

I used the most simple approach with `'multiprocessing'` joblib backend. A simple benchmark could be seen [here](http://nbviewer.ipython.org/gist/nmayorov/7531d9b59608ae2d76dc).