GIS data and resources

1. Few ArcGIS Notes from a website of a doctoral student in NTU
   
2. Taiwan GIS resources from a class document in 2008 spring
   
3. GIS resources page from Duke university which has a very well-organized with simple description and links
4. Computer Geography page from Ireland which provides some lecture notes about Computational Geography (such as small area problem and Spatial analyst) and also many useful GIS resources.
5. Xtoolspro is a shareware for ArcGIS which provides many useful functionality addition to the original ArcGIS functions.
6. SaTScan: A free software that analyzes spatial, temporal and space-time data using the spatial, temporal, or space-time scan statistics.