[R-sig-Geo] which variogram's sill , nugget and range

temiz temiz at deprem.gov.tr
Fri Apr 13 15:48:30 CEST 2007


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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