GIS Dictionary

A type of business analysis that assesses the potential of a site by performing simple ring or drive-time analysis.

[ESRI software] An ArcGIS Spatial Analyst function that identifies which cells belong to which source, based on closest proximity in

[ESRI software] An ArcGIS Spatial Analyst function that identifies the azimuth direction from each cell to the nearest source.

[ESRI software] An ArcGIS Spatial Analyst function that calculates the distance in a straight line from every cell to the

[importexport] A mode of data delivery in which objects provide data storage. Stream objects can contain any type of data

[data capture] A method of digitizing in which, as the cursor is moved, points are recorded automatically at preset intervals

[data capture] During stream mode digitizing, the minimum interval between vertices. Stream tolerance is measured in map units.

[importexport] A technique for transferring data, usually over the Internet, in a real-time flow as opposed to storing it in

[network analysis] A system of interconnecting lines and points that represent a system of roads for a given area. A

[address matching] A form of digital mapping that links information to geographic locations and displays address locations as point features

[visualization] A display technique applied to the histogram of raster datasets, most often used to increase the visual contrast between