In the definition of the cross variogram you can see that it is not adimentional (depend of units >> Km, %, ppm, etc.), you can avoid this effect using standardize Ordinary Co-Kriging.
Adrian -----Original Message----- From: "Behrang Kushavand" <[EMAIL PROTECTED]> To: <ai-geostats@unil.ch> Date: Wed, 4 Jan 2006 19:55:01 +0330 Subject: [ai-geostats] Traditional OCK or Standardize OCK? > Dear All, > > > > Is it true that estimation variance of standardize Ordinary Co-Kriging > (SOCK) is always equal or smaller than Traditional Ordinary Co-Kriging > (TOCK)? > > What is the advantage of TOCK to SOCK (I think it is about negative > weights) and are there any criteria to choice TOCK or SOCK? > > > > Thanks > > Behrang > > ____________________________________________________________________________________________ Participe en el V Congreso Internacional de Educación Superior "Universidad 2006". La Habana, Cuba, del 13 al 17 de Febrero del 2006 http://www.universidad2006.cu _____________________________________ Instituto Superior Minero Metalúrgico de Moa Dr. Antonio Núñez Jiménez http://www.ismm.edu.cu
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