That's probably more a topic for Wiki-research-l than for Wikitech-l (in particular since they seem to have published formulas rather than code). BTW, we briefly reviewed this preprint in the Wikimedia Research Newsletter back when the first version came out: https://meta.wikimedia.org/wiki/Research:Newsletter/2012/June#Central_users… Also, there is quite a few other research out there about automatically assessing article quality - last year, there was even a small competition for such algorithms: http://www.webis.de/research/events/pan-12 On Thu, Oct 31, 2013 at 10:10 PM, Juliusz Gonera <jgonera(a)wikimedia.org> wrote: -- Tilman Bayer Senior Operations Analyst (Movement Communications) Wikimedia Foundation IRC (Freenode): HaeB