Message-ID: <461F8A2E.7090703@deprem.gov.tr>
Date: 2007-04-13T13:48:30Z
From: temiz
Subject: which variogram's sill , nugget and range
In-Reply-To: <461F2F53.7050607@geo.uu.nl>
Edzer J. Pebesma wrote:
> temiz wrote:
>> hello
>>
>> when I create a directional variogram, it usually gives different
>> shaped variograms according to its direction.
>> (like this cvgm <- variogram(z ~1, data=el4 ,boundaries = seq(0,2000,
>> by = 50), alpha=c(0,45,90,135,180,225,270)) )
>>
>> In these cases, which variogram's sill , nugget and range are
>> picked up for krig estimation ?
>>
>> regards
>>
>>
>>
> I guess you found out by now -- sill nugget and range are derived from
> the variogram model (output of vgm) rather than from the sample
> variogram (output of variogram()).
> --
> Edzer
>
thank you
(sorry for double message. I had skipped to hit reply all)
I get those values from plot(cvgm).
Is this wrong ?
--
Ahmet Temiz
--
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