Rich, On Mon, Apr 9, 2012 at 10:07 PM, Rich Shepard <rshep...@appl-ecosys.com>wrote:
> On Sat, 7 Apr 2012, Margherita Di Leo wrote: > > Do you produce any null cells when you weight the flow acc? I'm not sure >> but I guess this could also be a problem (?) >> > > madi, > > I don't know. How do I determine if null cells are produced (look at > r.null.fill output, perhaps)? You said you produce the accumulation map by: r.mapcalc "elevation.10m.acc.weighed = elevation.10m.acc * weight" The map namely weight shouldn't have null values (use r.null to set null values to zero). Best, madi -- Ing. Margherita Di Leo, Ph.D.
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