Dear list,
I am using optim() function to MLE ~55 parameters, but it is very slow to converge (~ 25 min), whereas I can do the same in ~1 sec. using ADMB, and ~10 sec using MS EXCEL Solver. Are there any tricks to speed up? Are there better optimization functions? Thanks Toshihide "Hamachan" Hamazaki, $B_@:j=S=((JPhD Alaska Department of Fish and Game: $B%"%i%9%+=#5y6HLn@8F0J*2](J Diivision of Commercial Fisheries: $B>&6H5y6HIt(J 333 Raspberry Rd. Anchorage, AK 99518 Phone: (907)267-2158 Cell: (907)440-9934 [[alternative HTML version deleted]] ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.