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:
I haven't read the paper itself, but just in case someone has a moment
and is interested:
http://www.technologyreview.com/view/520946/can-automated-editorial-tools-help-wikipedias-declining-volunteer-workforce/
--
Juliusz
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