[GRASS-user] r.proj manual clarification

Rich Shepard rshepard at appl-ecosys.com
Mon Jul 9 13:58:03 PDT 2018


On Mon, 9 Jul 2018, Helmut Kudrnovsky wrote:

> gdalwarp - Warp an image into a new coordinate system
> (http://www.gdal.org/gdalwarp.html)
>
> try gdalwarp to see how the raster is re-projected there and then compare
> the settings in GRASS.
   ...
> the real strength of GRASS in raster is, that you can change the computional
> region of interest to extent and resolution to what fits best for your
> analysis. you can change back to resolution and extend to your original
> data.

   Thanks, Helmut. Working through the r.proj process clarified most of my
confusion.

   What remains for me to better understand is the relation of raster regions
and vector regions. I'm working on this.

Best regards,

Rich





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