[R] Question about output from optim

2009-11-30 Thread Sébastien Bihorel
Thanks Ben for your reply, I would very much appreciate if you could share your code. That would be great! Sebastien PS: As suggested, I will forward this email to John Nash. Sébastien Bihorel pomchip at free.fr writes: * ** Dear R-users, ** ** I am trying to port to R something that I wrote

Re: [R] Question about output from optim

2009-11-30 Thread Prof. John C Nash
As Ben Bolker has indicated, I am working on various improvements to the functionality of optim() along with others, esp. Ravi Varadhan and Kate Mullen. With relevance to the posts by Sebastien Bihorel and Ben Bolker about output of point/function value information on each evaluation, I am

[R] Question about output from optim

2009-11-29 Thread Sébastien Bihorel
Dear R-users, I am trying to port to R something that I wrote in Matlab to perform model parameter optimization using the Nelder-Mead simplex method (fminsearch). I read the help on ?optim (which seems to be the way to go) as well as a bunch of posts on the topic, but I would like to make sure

Re: [R] Question about output from optim

2009-11-29 Thread Ben Bolker
Sébastien Bihorel pomchip at free.fr writes: Dear R-users, I am trying to port to R something that I wrote in Matlab to perform model parameter optimization using the Nelder-Mead simplex method (fminsearch). I read the help on ?optim (which seems to be the way to go) as well as a bunch