[ai-geostats] Re: A question on conditional simulations

2005-11-15 Thread Isobel Clark
How many simulations did you do? IsobelAbhijith Titus D'souza <[EMAIL PROTECTED]> wrote: Hello List:First of all I would like to thank all of you for yourfeedback on my earlier question.Just as an exercise I conducted conditional simulationon my dataset. I used the turning bands algorithmmethod and

[ai-geostats] Re: why do negative kriging values occur

2005-11-15 Thread Isobel Clark
lognormal kriging also solves the problem, where it is appropriate. That is, if your logarithms are close to Normal and cross validation shows that the backtransform is working.   with lognormal kriging, you can happily have negative weights and negative values on the logarithms. The backtransform