[Freegis-list] Free tools for modelling and assessment of
bernhard at intevation.de
Thu Jan 20 16:11:53 CET 2005
[Was there a reason to follow up on this other thread?]
On Thu, Jan 20, 2005 at 03:50:17PM +0100, Rafael Koch wrote:
> I would like to know if there are free tools suitable to model and assess
> hydrologic networks (topology, source analysis, query by attribute, flow
> simulation, etc.). Data storage should preferably be OGC-compliant or
> possibly made so by exporting to some geodatabase. Any ideas?
Try GRASS which has quite a few possibilities for hydrologic modelling.
Free Software can often be used to build much more specific
modelling and decision support systems.
For an example I participated see GREATER:
This uses Thuban as frontend.
> What I have by now is an ArcGIS geodatabase containing the network, complete
> with nodes and junctions. The tools should be able to make use of the data,
> be it directly or after some exporting/importing.
> This would lead to the next question: What would be the best practice to
> migrate data from ArcGIS personal database to PostGIS database?
Depends on the data.
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