[R] R & gams

[vittorio]

The people presenting the models cited as a reference the site www.gams.com 
which, as you said, is about high-level modeling system for mathematical 
programming and optimization.

Vittorio

Alle 17:52, venerdì 27 ottobre 2006, Ravi Varadhan ha scritto:
> Can you be more specific about what you mean by "gams"?  Do you mean
> generalized additive models (GAM)?  If so, R is a good environment for
> forecasting models and GAM.  However, the link that you provided is NOT for
> generalized additive modeling, but it is for General Algebraic Modeling
> System (GAMS), which is a high-level modeling system for mathematical
> programming and optimization.
>
> Ravi.
>
> ---------------------------------------------------------------------------
>- -------
>
> Ravi Varadhan, Ph.D.
>
> Assistant Professor, The Center on Aging and Health
>
> Division of Geriatric Medicine and Gerontology
>
> Johns Hopkins University
>
> Ph: (410) 502-2619
>
> Fax: (410) 614-9625
>
> Email: rvaradhan at jhmi.edu
>
> Webpage:  http://www.jhsph.edu/agingandhealth/People/Faculty/Varadhan.html
>
>
>
> ---------------------------------------------------------------------------
>- --------
>
>
> -----Original Message-----
> From: r-help-bounces at stat.math.ethz.ch
> [mailto:r-help-bounces at stat.math.ethz.ch] On Behalf Of vittorio
> Sent: Friday, October 27, 2006 3:14 PM
> To: r-help at stat.math.ethz.ch
> Subject: [R] R & gams
>
> At office I have been introduced by another company  to new, complex energy
> forecasting models using gams as the basic software.
> I have been told by the company offering the models that gams is
> specialised
>
> in dealing with huge, hevy-weight linear and non-linear modelling (see an
> example in http://www.gams.com/modtype/index.htm) and they say it is almost
> the only option for doing it.
>
> I would like to know your opinion on the subject and, above all, if R can
> be
>
> an effective alternative and to what extent, if any.
>
> Thanks
> Vittorio
>
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