Re: AI-GEOSTATS: log-normal kriging error

2003-12-03 Thread Isobel Clark
Marta I am not familiar with the software you are using, but it looks like your lognormal standard errors are being back-transformed into 'raw' units. If this is the case part of the backtransform is to multiply the 'relative standard error' by the actual value of the estimate. That is, if your

AI-GEOSTATS: log-normal kriging error

2003-12-02 Thread Marta Rufino
Dear list members, I have been calculating log-normal kriging for a data set using geoR and I obtained suspicious estimations... so I tried with another data set, and I got the same... I am wondering that maybe there is another problem like the data not being strictly log-normal..