[GRASS-user] extract stream heads
Milton Cezar Ribeiro
miltinho.astronauta at gmail.com
Wed Dec 30 00:05:40 EST 2009
Hey Markus,
You are the same guy that is working on the Sandro's (UFZ) project and that
wrote the r.stream grass program!? That small world. Good to know.
cheers
miltinho
2009/12/29 Markus Metz <markus.metz.giswork at googlemail.com>
>
> Milton Cezar Ribeiro wrote:
>
>> Dear all,
>> I am (finally :-) extracting the drainage from a DEM
>> using r.stream.extract. How can I extract also
>> the stream heads?
>>
> In the vector output of r.stream.extract, stream heads are all points with
> stream_type = 'start' in layer 1 or cat = 0 in layer 2. See also Options,
> stream_vect in the manual ;-)
>
> Markus M
>
>
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