Uwe Ligges wrote:


Nadine Mugusa wrote:
Hi all,
does anyone know how to automatically update starting values in R?

See ?set.seed

Off target, Uwe. This was about starting values for a nonlinear fit. More likely something about self-starting models is relevant here. There's a chapter in the 2nd edition of my book, but it doesn't quite go all the way to writing your own self-starting models. There's a brief outline and an example in some oldish course slides here:

http://staff.pubhealth.ku.dk/~pd/pkpd2003/nls.pdf

(And please don't quote entire digests back to the list. It is potentially explosive...)

-p


Uwe Ligges


I' m fitting multiple nonlinear models and would like to know how I can update starting values without having to type them in.
thank all


--
   O__  ---- Peter Dalgaard             Ă˜ster Farimagsgade 5, Entr.B
  c/ /'_ --- Dept. of Biostatistics     PO Box 2099, 1014 Cph. K
 (*) \(*) -- University of Copenhagen   Denmark      Ph:  (+45) 35327918
~~~~~~~~~~ - (p.dalga...@biostat.ku.dk)              FAX: (+45) 35327907

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