GRASS GIS (open source) has several modules for processing raw LiDAR data and the ability to script your own classification routines. LibLAS does a nice job of preprocessing (decoding) the LAS files so they can be input to GRASS as x,y,z or general ASCII format .......see:
http://grass.osgeo.org/wiki/LIDAR#Micro-tutorial Stu On Mar 4, 2011, at 1:31 AM, francesco wrote: > Hello List, > I just registered, hello to everyone. > Regarding Aaron's question, I am playing around with LibLAS to develop a > ground classification procedure. It uses Axellson's progressive > triangulation of local minimum points - but I am also looking at other > solutions. Does anyone have other interesting approaches in mind? > Cheers, > Francesco > -- > ************************************************** > Francesco Pirotti > Dep. TESAF > CIRGEO – Interdepartmental Research Center on Cartography Photogrammetry > Remote Sensing and G.I.S. > University of Padova > Web: http://www.cirgeo.unipd.it/cirgeo/francescopirotti.htm > Email: [email protected] > Phone: +39 049 827 2710 > Phone: +39 349 55 39 261 > ************************************************** > > > Il 04/03/2011 00:49, Aaron Reyna ha scritto: >> >> Ah yes, >> >> I'll try the MCC-LiDAR. Great, thanks for the suggestion! >> >> Aaron >> >> On Thu, Mar 3, 2011 at 3:09 PM, Peter Tittmann <[email protected]> >> wrote: >> I've used MCC-Lidar http://sourceforge.net/apps/trac/mcclidar/ a little with >> marginal results. Not a great answer but something. TeraScan >> http://www.terrasolid.fi/en/products/terrascan is the elephant in that room. >> >> Peter >> >> >> On 03/03/2011 02:43 PM, Aaron Reyna wrote: >>> This may be too broad of a question, but has anyone seen or heard of a way >>> to do efficient ground modeling with libLAS? That is, take raw LiDAR files >>> (all default points) and model out the ground class? I do have raw LiDAR >>> files if it helps. >>> >>> Just throwing it out there. >>> >>> Best, >>> >>> Aaron >>> >>> >>> >>> _______________________________________________ >>> Liblas-devel mailing list >>> [email protected] >>> http://lists.osgeo.org/mailman/listinfo/liblas-devel >> >> -- >> Peter Tittmann >> Geography Graduate Group >> UC Davis >> c. 707 849 4135 >> >> >> _______________________________________________ >> Liblas-devel mailing list >> [email protected] >> http://lists.osgeo.org/mailman/listinfo/liblas-devel > > > _______________________________________________ > Liblas-devel mailing list > [email protected] > http://lists.osgeo.org/mailman/listinfo/liblas-devel
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