maning sambale:
> My colleague used SRTM DEM converted to grid format of Arc
> He mentioned that it is fairly common when you convert
> raster grids in arc to vectors (shapefiles). Especially with very small
> areas like a 2-3 pixels. Will look into this further.
ok, then try and use GRASS's r.contour on the original data to create the
vector instead of Arc's version and see if it is any nicer.
Hamish
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