[OSGeo-Discuss] Display of Multibeam data in open source gis [SEC=UNCLASSIFIED]
B.Bannerman at bom.gov.au
Sun Jul 18 15:10:20 PDT 2010
In addition to Grass, there are several image processing apps that may be of assistance:
On 18/07/10 7:15 AM, "Markus Neteler" <neteler at osgeo.org> wrote:
On Sat, Jul 17, 2010 at 2:30 AM, <cruiserad at 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
> 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:
GRASS 6.4+ can meanwhile deal with extremely large data sets.
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