GIS Dictionary

[navigation] A transparent gauge that represents easting and northing distances at a given map scale, used to locate positions on a map.

[data capture] A type of scanner that moves a document through a roller assembly over camera sensors that capture a digital image.

1 [linear referencing] Any line feature, such as a street, highway, river, or pipe, that has a unique identifier. 2 [network analysis] A path through a network. 3 In ArcGIS … Read more

[ESRI software] In ArcGIS Network Analyst, a type of network analysis that determines the best route from one network location to one or more other locations. It can also calculate … Read more

[ESRI software] A set of tools that allows users to create and modify routes in ArcMap.

[linear referencing] In linear referencing, linear, continuous or point features occurring along a base route system.

[linear referencing] In linear referencing, the result of the dynamic segmentation process. A route event source serves an event table as a dynamic feature class. Every row in the table … Read more

[linear referencing] In linear referencing, a table that stores route locations and their attributes. A route event table, at a minimum, consists of a route identifier field and a measure … Read more

[linear referencing] In linear referencing, a numeric or character value used to identify a route.

[linear referencing] In linear referencing, a discrete location along a route (point) or a portion of a route (line). A point route location uses only a single measure value to … Read more

[linear referencing] In linear referencing, a value stored along a linear feature that represents a location relative to the beginning of the feature, or some point along it, rather than … Read more

[linear referencing] In linear referencing, route measure values that do not adhere to the expected behavior. Route measure anomalies can often be fixed with ArcMap route editing tools.

[linear referencing] In linear referencing, a collection of routes with a common system of measurement stored in a single feature class (for example, a set of all highways in a … Read more

[ESRI software] In ArcGIS Network Analyst, an object used in vehicle routing problem (VRP) analysis. A route renewal object specifies a depot that can be used by a particular route … Read more

[ESRI software] In ArcGIS Network Analyst, a feature used in vehicle routing problem (VRP) analysis. A route seed point can be used to cluster the orders for a specified route.

[ESRI software] A public ArcIMS virtual server that supports routing, reverse geocoding, and geocoding of Spatial Data Compressed (SDC) data. This server is available as an extension to ArcIMS.

[Internet] A type of Web service that determines driving directions between a set of route stops.

[ESRI software] In ArcGIS Network Analyst, a feature used in vehicle routing problem (VRP) analysis. A route zone has a polygon geometry and can be used to define the area … Read more

[GPS] A portable GPS receiver used to collect data in the field. The rover’s position can be computed relative to a second, stationary GPS receiver.

1 [database structures] A record in a table. 2 [database structures] The horizontal dimension of a table composed of a set of columns containing one data item each. 3 [data … Read more

[spatial statistics use for geostatistics] A technique for adjusting the weights in a spatial weights matrix. When weights are row standardized, each weight is divided by its row sum. The … Read more