On Thu, Mar 31, 2011 at 4:02 AM, Daniel Kaschek <daniel.kasc...@physik.uni-freiburg.de> wrote: > Hello,
> I use nls.profile to compute confidence intervals of parameter estimates > of a non-linear model. When computing the profiles, the model function > produces an error for certain parameter combinations. Therefore nls > fails and so does nls.profile. > Is there a way to tell nls.profile to ignore errors and to proceed with > the next parameter value? Not easily. What I tend to do is to adjust (increase) the alphamax parameter (which is a misnomer, it should have been alphamin but I got confused) until the profile can succeed. ______________________________________________ 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.
