[GRASS-user] Two questions
Richard Chirgwin
rchirgwin at ozemail.com.au
Sat May 17 17:46:37 EDT 2008
Markus,
...(mysql fixed)
>> 2) More complex, a question about polygons. I have maps with large numbers
>> of polygons with shared boundaries. Is there any way to count the number of
>> boundaries one polygon shares with its neighbors?
>>
>
> You need to use two vector layers (v.category) and v.to.db. See its manual
> page for an example (or, in the new GRASS book, see
> "6.5.9 Length of common polygon boundaries" for a similar task).
>
Many thanks, I will look at this!
Richard
> Markus
>
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: http://lists.osgeo.org/pipermail/grass-user/attachments/20080518/e713e32b/attachment.html
More information about the grass-user
mailing list