It includes such GIS functions as topological overlay, buffer generation, and spatial or network modeling. Abbreviated SA. A geographic data model where the basic logical unit is a location in ...

(Data West Research Agency definition: see GIS glossary.) A GIS function for modeling linear features in highway applications such as accident analysis and pavement management. The process has the ...

The Calvert County Department of Planning & Zoning, Historic Preservation, in partnership with the Calvert Historical Society ...