[GRASS-user] Strange r.slope.aspect output of Aster dem

[Maris Nartiss]

Hello,
are You certain that it's not just a problem with data?

Have You run Your analysis at DEM native resolution? Try to g.region
rast=MyDEM before calculating aspect.
Also how reprojection was done?

Maris.

2012/3/12 leonidas <leonidas_liakos at yahoo.gr>:
> I run r.slope.aspect on Aster DEM (reproject in greek grid). But I get some
> strange results (like fishnet).
> Here is a screenshot of Aspect :
> http://www.geographer.gr/downloads/aspect.png
> http://www.geographer.gr/downloads/aspect.png
>
>
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