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Re: nonlinear regression

To: "A.J. Rossini" <blindglobe@gmail.com>
Subject: Re: nonlinear regression
From: Spencer Graves <spencer.graves@pdf.com>
Date: Sun, 03 Sep 2006 10:54:13 -0700
Cc: Paternostro.Amy@epamail.epa.gov, s-news@lists.biostat.wustl.edu
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Hi, Andy: Correct. However, it should at least get her a more sensible objective function.
     Spencer Graves

A.J. Rossini wrote:
But that wouldn't necessarily do nonlinear regression.

On 9/3/06, Spencer Graves <spencer.graves@pdf.com> wrote:
      Have you considered 'glm(... family=poisson)'?

      Hope this helps.
      Spencer Graves

Paternostro.Amy@epamail.epa.gov wrote:
> I am currently running a script in S-PLUS 2000 on a Windows platform
> using the canned S-PLUS nonlinear regression function nls. I was
> wondering if anyone on the list has had any experience creating their
> own nonlinear regression function using something other than least
> squares? I am particularly interested in utilizing a Poisson family in
> my calculations.
>
> Thanks,
> Amy Paternostro
>
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