A Factor version compares favorably at 13 lines of code, and as fast as the parallel OCaml version. http://re-factor.blogspot.com/2014/06/comparing-k-nn-in-fac

A Factor version compares favorably at 13 lines of code, and as fast as the parallel OCaml version. http://re-factor.blogspot.com/2014/06/comparing-k-nn-in-factor.html http://re-factor.blogspot.com/2014/06/comparing-k-nn-in-fact...