Hello,
I agree that in many environmental datasets we could question the
assumption of existence of a single population. Although there are
ways to split the data into several populations, the key issue is
that the study area needs also to be stratified into several populations.
In some fields, su
> Hi,
>
> I am working myself with pollution data in soils and i have very high
> values very close to very low values, and highly skewed
> distribution. I am more and more concerned with doing kriging on
> transformed data. This simply means we believe the data came
> from only one population. But
Hi Ruben,
thanks so much for the references and especially the R
routines i will look into it. This may really give some good
answers to my data - once for all - i hope at least. I think we
neglect in majority of cases to verify if the data come from one or 2
(or more) distributions
Hi,
I am working myself with pollution data in soils and i have very high
values very close to very low values, and highly skewed
distribution. I am more and more concerned with doing kriging on
transformed data. This simply means we believe the data came
from only one population. But what if
his helps.
Richard Hague
Original Message:
-
From: Noemi Barabas [EMAIL PROTECTED]
Date: Mon, 8 Mar 2004 18:18:55 -0500 (EST)
To: [EMAIL PROTECTED]
Subject: AI-GEOSTATS: mysterious kriging output
Dear list,
I am working on a kriging problem of log-PCB concentrations in