On Wed, Aug 12, 2015 at 9:00 AM, Matthew Brett <matthew.br...@gmail.com> wrote:
> Hi, > > On Wed, Aug 12, 2015 at 1:57 PM, Guilherme Avelino <gavel...@gmail.com> > wrote: > > As part of my PhD research on code authorship, we calculated the Truck > > Factor (TF) of some popular GitHub repositories. > > > > As you probably know, the Truck (or Bus) Factor designates the minimal > > number of developers that have to be hit by a truck (or quit) before a > > project is incapacitated. In our work, we consider that a system is in > > trouble if more than 50% of its files become orphan (i.e., without a main > > author). > Does this take the entire history into account, or is there a rolling window? My impression is that many developers get hit by jobs (not by trucks) and have to largely drop out of the main development. Josef > > > > More details on our work in this preprint: > https://peerj.com/preprints/1233 > > > > We calculated the TF for scikit-learn and obtained a value of 7. > > > > The developers responsible for this TF are: > > > > Fabian Pedregosa - author of 22% of the files > > Gael varoquaux - author of 13% of the files > > Andreas Mueller - author of 12% of the files > > Olivier Grisel - author of 10% of the files > > Lars Buitinck - author of 10% of the files > > Jake Vanderplas - author of 6% of the files > > Vlad Niculae - author of 5% of the files > > > > To validate our results, we would like to ask scikit-learn developers the > > following three brief questions: > > > > (a) Do you agree that the listed developers are the main developers of > > scikit-learn? > > > > (b) Do you agree that scikit-learn will be in trouble if the listed > > developers leave the project (e.g., if they win in the lottery, to be > less > > morbid)? > > Wouldn't winning the lottery mean the developers would have _more_ > time to devote to scikit-learn ? > > :) > > Matthew > > > ------------------------------------------------------------------------------ > _______________________________________________ > Scikit-learn-general mailing list > Scikit-learn-general@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/scikit-learn-general >
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