[GRASS-user] starspan with grass support compilation failure

Nikos Alexandris nikos.alexandris at felis.uni-freiburg.de
Thu Jan 29 14:06:32 EST 2009


On Thu, 2009-01-29 at 10:15 -0800, Jonathan Greenberg wrote:
> Folks:
> 
>     I would LOVE to see someone take over development on starspan -- I 
> did submit a OSGEO application but it came back denied, more or less, 
> because of lack of community support.  There are a lot of bugs and user 
> interface issues still remaining that would be nice to get cleaned up, 
> but I'm not a C programmer and, while I developed the algorithm itself, 
> I was not the coder.
> 
>     If anyone is interested in working on the development, please email 
> me!  If you all are not sure what STARSPAN does, it is a flexible way to 
> get raster data (raw or summarized) associated with vector coverages 
> (similar to Arc's zonalstats, although with more output types).  E.g., 
> if you want to get the average pixel values from a SET of raster images 
> underlying a single vector coverage, starspan will spit out a CSV 
> containing the vector's original database, along with a column for the 
> average pixel value for that polygon.  The algorithm tends to be very 
> fast, especially in cases where the polygon coverage is a fraction of 
> the raster coverage (which tends to be the case in many problems).
> 
> --j

Jonathan + all,

please excuse my ignorance if I ask something that I shouldn't: could
you imagine starspan as part of GRASS? Something like "v.starspan" ?

Kind regards, Nikos



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