[ai-geostats] Re: Variogram
- Thank you for your reply. It is ok that spherical is very frequent.
but is there any theoretical reason for that, or simply by seing the
calculated variograms, we try to fit the trend with a spherical model?
I thank you in advance for my next querry.
On 12/19/05, Adrián Martínez Vargas <amvargas@...> wrote:
> The spherical model and the exponential are very frequent in many cases,
> but that is not necessary. For example in continuous files is useful more
> continuous model as gaussian or cubic (do not forget to put nugget
> effect in this case!). Only in very specific case are use cardinal sine…
> Linear model is also frequent in geostatistics
> Adrian Martínez Vargas1
> ISMM, las coloradas s/n
> Moa, Holguín, Cuba.
> -----Original Message-----
> From: Rajni Gaur <rajni.geophy@...>
> To: AI Geostats mailing list <ai-geostats@...>
> Date: Mon, 19 Dec 2005 16:58:42 +0100
> Subject: [ai-geostats] Variogram
> > Dear List members,
> > I have a querry for the variogram calculations and modelling.
> > Generally for the hydrological data sets specially hydraulic head,
> > transmissivity, etc we fit a spherical model. Why, we prefer spherical
> > model and not other models?
> > Thanks in advance to all of you
> > Regards
> > Rajni
> Participe en el V Congreso Internacional de Educación Superior
> "Universidad 2006". La Habana, Cuba, del 13 al 17 de Febrero del 2006
> Instituto Superior Minero Metalúrgico de Moa
> Dr. Antonio Núñez Jiménez