Re: [GRASS-user] r.average and r.info

2010-04-15 Thread Markus Neteler
On Thu, Apr 15, 2010 at 1:08 PM, Glynn Clements
 wrote:
...
> r.average stores the category/average mapping in the history, which is
> limited to 50 lines.

what would be the "perfect" phrase for the manual, "Notes" section?

Markus
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Re: [GRASS-user] r.average and r.info

2010-04-15 Thread Glynn Clements

William Hudspeth wrote:

> I am using r.average to calculate the mean pixel value in a base map
> aggregating pixels in a cover map with the same value. I know that I
> have 54 different categories (e.g. parcels) in the cover map, but when I
> run r.info, it only outputs 47 of them, with a  on the final line.
> Where are the rest of the results?

r.average stores the category/average mapping in the history, which is
limited to 50 lines.

If you need to know the correspondence between the category and the
average, either use e.g. "r.stats input=category_map,average_map"
after running r.average, or use "r.statistics method=average" in place
ofr.average. r.statistics will create a reclass map with the average
stored in the category label.

-- 
Glynn Clements 
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[GRASS-user] r.average and r.info

2010-04-14 Thread William Hudspeth
Hello,

I am using r.average to calculate the mean pixel value in a base map
aggregating pixels in a cover map with the same value. I know that I
have 54 different categories (e.g. parcels) in the cover map, but when I
run r.info, it only outputs 47 of them, with a  on the final line.
Where are the rest of the results?

Thanks, Bill

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