RE: AI-GEOSTATS: Non-Monotone Variogram model

2001-05-07 Thread WARR Benjamin
Title: RE: AI-GEOSTATS: Non-Monotone Variogram model Dear Yadollah, have a look to see if you have any strong outliers using a variogram cloud. Your potential drift may simply be a single erroneous or extreme value, which once removed will cause your variogram to stabilise, Benjamin Warr

Re: AI-GEOSTATS:

2001-05-07 Thread Isobel Clark
Ian The use of regression slope to measure kriging efficiency or confidence in an estimate is spurious. The slope of the regression line has nothing to do with the correlation between true value and estimated value and everything to do with whether or not the standard deviations of these two

AI-GEOSTATS: Web pages are back

2001-05-07 Thread Gregoire Dubois
Dear all, the AI-GEOSTATS web pages are back on the internet since last Friday. Therefore, any announcement that is not subject to discussions (jobs, books, courses, conferences...) should be posted on the ai-geostats web pages with the help of the online forms rather than to the list. Since I