RE: [R] Non linear modeling

From: Liaw, Andy <andy_liaw_at_merck.com>
Date: Sat 19 Mar 2005 - 00:56:38 EST


AFAIK most model fitting techniques will only deal with additive errors, not multiplicative ones. You might want to try fitting:

log(y-x) = a*x + e

which is linear.

Andy

> From: Angelo Secchi
>
> Hi,
> is there a way in R to fit a non linear model like
>
> y=x+exp(a*x)*eps
>
> where a is the parameter and eps is the error term?
> Thanks
> Angelo
>
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R-help@stat.math.ethz.ch mailing list
https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html Received on Sat Mar 19 01:16:33 2005

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