[GRASS-user] query raster cell and its neighbors by point

Shaun Langley shaunlangley at gmail.com
Thu Mar 14 11:19:46 PDT 2013


I need to easily query a raster and return both the value of the cell and the aggregate value of the 8-cell neighborhood, given a set of point coordinates.  I know I can easily do this with r.mapcalc, but that involves running the computation for the entire map even though I'm only interested in a very very small portion.  Is there an easier way to do this or am I stuck with the long solution?

Thanks Community!
Shaun


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