Visualizing Terrain Surface Indicies with Scaled Arrows
Submitted by dylan on Sat, 2011-04-30 22:30.
Hamish Bowman recently posted a new GRASS module (d.barb) that can be used to depict the direction and magnitude components of some vector (e.g. wind) field along a raster surface or at points in space. An example (c/o Hamish):
The example above reminded me of an idea I once had, related to the depiction of potential