Standardized data modeling has become essential within the continually changing environment of geospatial information systems (GIS). Organizations extensively use GIS to plan infrastructure and manage ...

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 ...

Beijing Zhongke Journal Publising Co. Ltd. The lead author Cheng-Zhi Qin, a professor of geographical information science (GIS) at Institute of Geographic Sciences and Natural Resources Research, ...

Simulation of groundwater behaviour is required to predict water-table fluctuation in response to varying groundwater pumping and recharge conditions. Groundwater models are widely used for simulation ...

Modeling and mapping fire-vulnerable forest vegetation across millions of acres in California, scientists at the University of Nevada, Reno are using a variety of new technologies with massive amounts ...

A new methodology for measuring human security is presented. The three stages of the methodology are: i) threat assessment, ii) data collection and organization, and iii) data visualization and ...