NR 422: Other GIS Software Jim Graham Spring 2010
ArcGIS Largest Selling GIS Software Application Broad support in many sectors Expensive Slow Many Quality Issues
Arc Extensions Hawth’s tools File formats: –ECW –HDF –LizardTech/MrSID Others…
There are lots of options GRASS: Really hard to use Quantum GIS: Not as hard to use DIVA GIS: Easy, not as full featured MapInfo: Marketing Autodesk: CAD, Utilities Intergraph: GeoMedia IDRISI: Clark University Smallworld: ?
File Formats Large, complex, raster datasets: –Hierarchical Data Format (HDF) –cdfNet Multi-resolution Raster Compression: –LizardTech: MrSID –ERMapper: ECW Vector Data: –STDS: Fed. Replacement for Shapefiles
FWTools OpenEV: raster/vector viewing & analysis MapServer: GIS Web Server GDAL/OGR: File conversion Proj4: projection engine OGDI: Military file formats Python: Scripting Language
Vertical Applications HEC-RAS: –Hydrologic Engineering Centers River Analysis System –Army Corp of Engineers Fire Others…
Databases Spatially Enabled: –Oracle Spatial –MS-SQL Server 2008 –PostgreSQL/PostGIS Others: –MySQL –MS-Access
R Open Source Statistics Package Unique Programming Language Multiple Spatial “Libraries”