GIS Dictionary

[computing] The amount of digital data that can be transferred over a computer network within a specified time period, usually […]

1 [network analysis] In network analysis, an entity that prevents flow from traversing a network edge or junction. 2 [ESRI

[data analysis] Map data over which other, thematic information is placed.

In aerial photography, the height or altitude from which a photograph is taken.

1 [aerial photography] In aerial photography, the distance on the ground between the centers of overlapping photos, divided by aircraft

[data analysis] A data layer in a GIS to which all other layers are geometrically referenced.

[GPS] A GPS receiver at a known location that broadcasts and collects correction information for roving GPS receivers.

[ESRI software] In ArcGIS Tracking Analyst, the default symbol used to represent an event or a feature on a map.

[ESRI software] A text formatting tag that allows control of how the ESRI Maplex Labeling Engine places labels based on

1 [surveying] An accurately surveyed line from which other lines or the angles between them are measured. 2 [surveying] In

1 [data analysis] A map depicting background reference information such as landforms, roads, landmarks, and political boundaries, onto which other