I did similar project few months ago, it does automatic tagging + summarization of HN largely using scipy and numpy, you can see it in action: http://hntop.org

I did similar project few months ago, it does automatic tagging + summarization of HN largely using scipy and numpy, you can see it in action: http://hntop.org http://hntop.org here github link https://github.com/bexp/textai https://github.com/bexp/textai