2010/1/20 maven apache <[email protected]>
> Hi: > I have a geotiff now, and some cells have a not-expected value, so I want > to Interpolation them, and I notice that there is a command named > r.fillnull, however the cell to be changed is not null, so I want to : > 1) change the special cell value to null > 2) use the r.fillnull to Interpolation. > > The problem is I do not know how to do the step 1 with grass, anyone can do > me a favor? > > Thanks. > Anyone ?
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