From ggrothendieck at gmail.com  Sun Jul 15 03:39:09 2012
From: ggrothendieck at gmail.com (Gabor Grothendieck)
Date: Sat, 14 Jul 2012 21:39:09 -0400
Subject: [Rd] extractAIC.nls
In-Reply-To: <5002134A.7070604@prodsyse.com>
References: <5001F873.7020103@prodsyse.com>
	<CAP01uR=kLO7gtKcGAO8XO6_eaRLv42YzywHx6=j73ceeeAScZQ@mail.gmail.com>
	<5002134A.7070604@prodsyse.com>
Message-ID: <CAP01uRkneEJbQjU1vY251PCQAAghcNDFzO4CF74EM=7ntnO_uw@mail.gmail.com>

On Sat, Jul 14, 2012 at 8:48 PM, Spencer Graves
<spencer.graves at prodsyse.com> wrote:
> On 7/14/2012 4:11 PM, Gabor Grothendieck wrote:
>>
>> On Sat, Jul 14, 2012 at 6:53 PM, Spencer Graves
>> <spencer.graves at prodsyse.com> wrote:
>>>
>>> Hello:
>>>
>>>
>>>        Does "extractAIC.nls" exist anywhere?  If no, is there some reason
>>> it
>>> should not be used?
>>>
>>>
>>>        I'm planning to add it to the fda package, but before I do, I felt
>>> a
>>> need to ask if there is some reason I shouldn't or if there are caveats I
>>> should include in the help page for it.
>>>
>> AIC in stats works on nls objects. It calls AIC.default which calls
>> logLik.nls .
>
>
>
>       Thanks for the reply.  Unfortunately, it fails for me in the following
> modification of the first example in help('nls'):

You tried it with extractAIC but my post suggested you use AIC which
is a different function.


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[Rd] extractAIC.nls
Gabor Grothendieck