On Fri, Jul 23, 2010 at 11:33 AM, Keith Goodman <kwgoodman at gmail.com> wrote: > What needs to be fixed? > > - Switch code and doc to use rmse To be compatible with the (at least to me!) standard use of k-means, I think both code and doc should use the sum of squared distances as the cost function in the optimization, and also as the return value. -- Lutz