Re: AI-GEOSTATS: Question about Block Lognormal Kriging.
You most read the following papers:
Rivoirard, J. 1990, A Review of Lognormal Estimation for In Situ Reserves, Math. Geol. Vol. 22, No. 2, pp 213-221.
Roth, C. 1996, Is Lognormal Kriging Suitable for Local Estimation, CG, Fontainebleau.
----- Original Message -----
From: "Adrian Martínez Vargas" <amvargas@...>
Sent: Wednesday, February 05, 2003 10:36 AM
Subject: AI-GEOSTATS: Question about Block Lognormal Kriging.
> Question about Block Lognormal Kriging.
> For the Point Lognormal Kriging the unbiased estimator of z* is
> z*(u)=exp[y*(u) + SigmaSK^2(u)/2]
> where: SigmaSK^2>>> simple lognormal kriging variante
> how to get and unbiased estimator for:
> a) Simple Block Lognormal Kriging.
> b) Ordinary Block Lognormal Kriging.
> c) Ordinary Point Lognormal Kriging.
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