[GRASS-user] r.shade.relief: Results Not As Expected

Rich Shepard rshepard at appl-ecosys.com
Mon Jan 4 20:32:41 EST 2010

On Tue, 5 Jan 2010, Glynn Clements wrote:

> Run r.slope.aspect on the interpolated map, and check for grid-like
> artifacts.


   Did this. Yes, there is a grid-like appearance to the resulting map.

> How good is the underlying data? If it's noisy, it may need to be
> filtered before interpolating.

   How do I check for noisy data? I have all the basic information about the
source data and derived maps.

> Also: which version of GRASS are you using?




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