[GRASSLIST:8148] Re: extend category value
lami at faunalia.it
Wed Aug 31 08:54:40 EDT 2005
good solution for a new command in GRASS...
Alle 01:32, mercoledì 31 agosto 2005, Hamish ha scritto:
> > I'd like to have a little help.
> > I have an area vector where the single areas have a category value
> > link to the centroid. I'd like to extend the centroid value to the
> > boundaries of the polygons.
> > There is a command for that?
> v.to.db option=sides
> If areas touch it can be ambiguous as to which area will supply the
> boundary category. I have a method buried somewhere; try searching the
> mailing list archives for something by me ~5 months ago on doing this.
> (try "coastline length" as a keyword in that search)
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