[GRASS-user] What output from r.topidx?

[Markus Neteler]

On Thu, Feb 11, 2010 at 12:50 AM, Rich Shepard <rshepard at appl-ecosys.com> wrote:
>  Following the example on the r.topidx man page I ran the two following
> commands:
>
> r.mapcalc "house_elev = if (isnull(aberDEM), aberDEM, house_catchment)"

here please run
r.univar house_elev
to check for the map statistics.

> r.topidx in=house_elev out=house_tci
>
>  I can find no output. house_tci does not display in a monitor, running
> r.stats -Anc house_tci out=house_stats
> produced an empty file, and so did
> r.reports house_tci
>
>  What have I missed here that I find no output at tall?

g.region comes to mind...
g.region -p
?

Markus