Hi, thanks for advice. The aim of the project is to test some methods to interpolate the SM to get to know if the classical mean is cost-effective. I got the grid showwn And when I try to use IDW, I always get things like that: Which I know is the common thing. But, what I need, is to get, one single value. I tried to change the Z resolution, but it seems that it doesn't listen to me. I don't know what to do. Thanks in advance
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