1
vote
Accepted
QGIS Raster resampling without label changes
Change the resampling method from the default average to something that doesn't return a floating point value like min, max or mode.
1
vote
How to get centerline of the mask images
Since your first tag is grass-gis, I suggest you try the GRASS module v.centerline. You'll have to perform the following steps:
convert the raster to a polygon vector (r.to.vect)
extract the boundary ...
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