Hi Johannes,
On Tue, Jun 18, 2013 at 1:52 PM, Johannes Radinger < [email protected]> wrote: > Hi, > > I found following interesting Brasilian program called HydroFlow: > http://www.fgel.uerj.br/labgis/hydroflow/en/downloads_ingles.html > > This tools calculates the Stream order (e.g. Strahler, Shreve) > based on a shapefile input of the river network and a shapefile that > defines > the border (catchment?). If I am informed correctly such a tool that does > not require any form of a DEM (or accumulation map etc.) is not existing > for > GRASS yet. > there is v.strahler http://grasswiki.osgeo.org/wiki/AddOns/GRASS_6#v.strahler that calculates the Strahler order. I'm not aware of its status though, I remember some issues reported in ML but I didn't keep myself updated. > > There are just two questions that appeared to me: > > 1) Has anyone installed and tried the programm already in Ubuntu/Linux? > > 2) The tool is licensed as open source. So, could such a algorithm also be > implemented as > a add-on to GRASS? I am not sure but I can imagine that this might be of > interest also to > other GRASS users!? > Nice idea! Did you try it yourself? How's the outcome? cheers, madi > > > /johannes > > _______________________________________________ > grass-user mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/grass-user > > -- Best regards, Margherita DI LEO Postdoctoral Researcher European Commission - DG JRC Institute for Environment and Sustainability (IES) Via Fermi, 2749 I-21027 Ispra (VA) - Italy - TP 261 Tel. +39 0332 78 3600 [email protected] Disclaimer: The views expressed are purely those of the writer and may not in any circumstance be regarded as stating an official position of the European Commission.
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