Re: [R-sig-Geo] cross validation gstat

2009-02-23 Thread ddepew
scimail.uwaterloo.ca http://www.science.uwaterloo.ca/~ddepew Quoting Edzer Pebesma : dde...@sciborg.uwaterloo.ca wrote: Hi list, A quick question regarding n-fold validation... I've seen several papers suggest the LOOCV is too optimistic. Is n-fold closer to a "true" validation? I don

[R-sig-Geo] cross validation gstat

2009-02-23 Thread ddepew
not re-fit for each n-fold before estimation... -- David Depew PhD Candidate Department of Biology University of Waterloo 200 University Ave W Waterloo, Ontario, Canada N2L 3G1 T:(1)-519-888-4567 x 33895 F:(1)-519-746-0614 dde...@scimail.uwaterloo.ca http://www.science.uwate