> What I don't understand is, how to, automatically, > calculate all the parameters (Sill, Range, Nugget) > and > fit the "perfect" model so it produce a as sharp as > possible result. All you need to do is be able to define "perfect"! Please please let me know if you do - then I can finally retire ;-)
You could do worse than start by optimising the Cressie goodness of fit statistic. This incorporates a lot (but not all) of the criteria for a "perfect" semi-variogram fit. Isobel http://geoecosse.bizland.com
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