[R] Regression / Optimisation under constraints
maechler at stat.math.ethz.ch
Fri Jun 22 16:34:01 CEST 2001
>>>>> "WARR" == WARR Benjamin <benjamin.warr at insead.fr> writes:
WARR> other than optim() and quadprog() does anyone have any experience
WARR> or know of any code that can perform non-linear LS under several
WARR> constraints on the parameters, I am thinking of an equivalent of
WARR> nlregb() in S plus ?
I think optim() with the proper method is ``functionally'' equivalent to
nlminb. Did you carefully look at its documentation?
(and could you (everyone concerned!!) re-configure your e-mail
software such as NOT send messages both as plain text and html?)
Martin Maechler <maechler at stat.math.ethz.ch> http://stat.ethz.ch/~maechler/
Seminar fuer Statistik, ETH-Zentrum LEO D10 Leonhardstr. 27
ETH (Federal Inst. Technology) 8092 Zurich SWITZERLAND
phone: x-41-1-632-3408 fax: ...-1228 <><
r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html
Send "info", "help", or "[un]subscribe"
(in the "body", not the subject !) To: r-help-request at stat.math.ethz.ch
More information about the R-help