[SoC] Re: [GRASS-dev] SoC proposal
Martin Landa
landa.martin at gmail.com
Tue Apr 5 10:37:10 EDT 2011
Hi,
2011/3/31 Margherita Di Leo <diregola at gmail.com>:
> I am willing to participate as student to GSoC with a GRASS GIS related
> project.
> I'm a third year PhD student and my main research interests lie in
> hydrological modeling coupled with GIS.
> My idea is the following: recently, in GRASS GIS new modules suitable for
> hydrological analysis have been developed, r.stream*. I tested it and found
> very complete and useful, I currently use it for hydrological analysis and
> develop python scripts using it.
> My idea for GSoC is to develop a sophisticated Graphical User Interface in
> wxpython for r.stream*.
> GIMP users may know the Filter Pack, that allow to see the preview of the
> effects over an image. I imagine the r.stream* GUI something like that, in
> which it's possible to see rapidly on a small portion of the area of
> interest the result of the hydrological analysis, and then decide if apply
> the analysis or not.
>
> It will include "multiple previews". Every result can be saved as an image
> and set of parameters for future use in additional "preview windows", next
> choose from group of possible parameters that which is most suitable.
> Also, changing the extend of sample area will be available "on the fly".
>
> Parameters that shall to be shown are:
> * network (vector) + optionally (order + elementary basins +
> distance/elevation)
>
> Parameters to change:
> * threshold
> * Montgomery exponent
> * SFD treshold
>
> Optionally:
> * Flow accumulation map
> * Map of depressions
>
> The advantage of such a graphical interface is to allow the user to have a
> simple approach to a sophisticated thing like hydrology. Many hydrologists
> use other GIS suites because they simply don't know or don't know how to use
> r.stream*. I believe that such a GUI could improve the user approach to
> hydrological analysis in GRASS.
>
> My tentative of timeline is the following:
>
> 2 weeks: design interface based on other similar software
> 3 weeks - midterm goal: get a preview widget working in grass7
> 3 weeks: add functionality and documentation
> 1 week: testing
> final goal: working GUI for grass7
I could be co-mentor for this project (wxGUI part), anyone interested
to mentor this project from hydrological modeling point of view?
Martin
--
Martin Landa <landa.martin gmail.com> * http://geo.fsv.cvut.cz/~landa
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