For this kind of thing I've heard that Annoy is pretty good. No personal experience though: https://pypi.python.org/pypi/annoy https://pypi.python.org/pypi/ann

For this kind of thing I've heard that Annoy is pretty good. No personal experience though: https://pypi.python.org/pypi/annoy https://pypi.python.org/pypi/annoy Related shootout: https://rare-technologies.com/performance-shootout-of-nearest-neighbours-intro/ https://rare-technologies.com/performance-shootout-of-neares...