GIS Dictionary

[database structures] Acronym for Topologically Integrated Geographic Encoding and Referencing. The nationwide digital database developed for the 1990 census, succeeding […]

A digital database of geographic features, covering the entire United States and its territories, that provides a topological description of

A high or complex degree of interconnections between the components within a program or between programs, that requires substantial overlap

[data structures] An internal subsetting of a spatial dataset (commonly raster) into a manageable rectangular set, or rows and columns

[ESRI software] One of two methods for displaying temporal data in ArcGIS Tracking Analyst: real-time mode or playback mode. Time

[network analysis] In networks, the time during which a stop can be visited. For example, on a bus route, each

[ESRI software] In ArcGIS Network Analyst, a time window violation occurs when a route arrives at a network location after

Acronym for triangulated irregular network. A vector data structure that partitions geographic space into contiguous, nonoverlapping triangles. The vertices of

[data structures] A dataset containing a triangulated irregular network (TIN). The TIN dataset includes topological relationships between points and neighboring

[ESRI software] A layer that references a set of TIN data. TIN data contains a triangulated irregular network (TIN) and

One of four types of edges that may be found in a TIN: regular lines, hard breaklines, soft breaklines, and