In addition to Grass, there are several image processing apps that may be of assistance:
ossim: http://www.osgeo.org/ossim mbsystem: http://www.mbari.org/data/mbsystem/ rat: http://radartools.berlios.de/ Bruce On 18/07/10 7:15 AM, "Markus Neteler" <nete...@osgeo.org> wrote: On Sat, Jul 17, 2010 at 2:30 AM, <cruise...@comcast.net> wrote: > am in a quandry, > > have dense/large multibeam files i wish to display i a GIS for various > purposes, essentially XYZ files, in DD WGS84 coordinates, ASCII > tab-delimited or Mapinfo mid-mif formats, up to 10-million points plus in a > datset. > 1. have tried GVsig and quantumGIS, but neither seems to like the ascii > tab-delimited format. > 2. Quantum does not like the Mid-mif files i have, and it appears GVsig does > not take the format > > Everything open-source GIS seems to want CSV or shapefiles. Find here a dedicated Wiki page for the GRASS software: http://grass.osgeo.org/wiki/Import_XYZ GRASS 6.4+ can meanwhile deal with extremely large data sets. Markus _______________________________________________ Discuss mailing list Discuss@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/discuss
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