GIS Dictionary

[data models] A coordinate-based data model that represents geographic features as points, lines, and polygons. Each point feature is represented […]

[data models] A representation of the world using points, lines, and polygons. Vector models are useful for storing data that

[data conversion] The conversion of raster data (an array of cell values) to vector data (a series of points, lines,

[software] GIS software settings that allow users to control the conversion of raster data to vector data. For example, vectorization

[ESRI software] An ArcScan tool that allows users to manually trace raster cells and generate features to be converted from

[ESRI software] In ArcGIS Network Analyst, a type of network analysis for routing a fleet of vehicles to service a

[map design] A map scale that expresses the relationship between distance on the map and distance on the ground in

[software] The process, using formal methods, of evaluating a system or software component to determine whether it satisfies the requirements

1 [database structures] In databases, an alternative state of the database that has an owner, a description, a permission (private,

[database structures] The process of reconciling two versions of a dataset into a common version. If conflicting edits have been

[database structures] The process of updating a version of a dataset with changes made in another version. Using this technique,