man, 03 08 2009 kl. 00:34 -0700, skrev roessli bertrand:
> In the optim package:
> -----------------------------------
> Mufit uses nmsmax, leasqr and samin.cc and I modified these functions
> sligthly 
> to fit my needs; 
> -As far as I understand the code, both nmsmax and samin.cc do not
> allow to keep (some) parameters 'fixed' when fitting and then to
> release them. For example, the starting temperature in samin.cc
> diverges if the lower and upper bounds = start parameter values. 
> -Also in nsmax and leasqr I modified the way the cost functioni is
> called such as it is possible to keep the parameters within 'bounds'. 
> -I added a varargin variable to leasqr.m to allow pass additional
> parameters. 
> 
> These are small changes, but the program will not run with the
> functions in 
> the optim-package as it is. 

The changes you have made are they general purpose?

I would love to hear from some users/developers of the 'optim' package
on this issue.

Søren


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