[GRASS-user] r.cost vs. costallocation (arcgis)
hamish_b at yahoo.com
Sun Mar 14 14:44:25 EDT 2010
> Cost distance and costallocation (arcinfo and arcgis)
> output two surfaces: an accessibility and an
> allocation surface.
> In GRASS, I had a look at r.cost, r.walk r.watershed and
> r.drain, trying to find a toll which could create
> an allocation grid based on a cost surface. From what I
> could see, none of these tools will do.
could you explain what an "allocation grid" is supposed to contain?
maybe it is a question of translating the jargon rather than
is the "accessibility surface" a 0/1 answer to "can I get there
from here, at any cost?
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