Back in the mid-1980s, when I established the U.S. Navy’s first GIS, we used mapping software from a company called National Planning Data Corporation (NPDC). In the process, I had several interesting ...

Testing of data provided by the Second Pipeline Construction Co. of China National Petroleum Corp. (PetroChina Pipeline) shows that using a 3D pipeline spatial-data model (PSDM) not only can further ...

"A Practitioner's Guide to GIS Terminology" The following terms are condensed and reproduced with permission from "A Practitioner's Guide to GIS Terminology" by Stearns J. Wood, which contains more ...

Location data is critical to nearly all state and local government work — whether it’s responding to a public safety call, supporting community planning and development, or maintaining critical ...

References Arctur, D., and M. Zeiler. 2004. Designing Geodatabases: Case Studies in GIS Data Modeling. Redlands, Calif.: ESRI Press. 393 pp. Arkansas Assessment Coordination Department and Arkansas ...

Every database platform is architected for its initial use case. The progression over the decades of new database platforms with new capabilities has been driven by more than just the changing ...