GIS Dictionary

[computing] The process of validating the identity of a user who logs on to a computer system, network, or Web site.

[computing] Completion of the software registration process. During authorization, the single-use or server product and/or extensions have been installed and registered, and an authorization file has been generated through the … Read more

[computing] A file that contains single use or server product authorization data. Each authorization file contains information regarding the feature name, version number, time-out date, registration number, and authorization code.

[statistics] The correlation or similarity of values, generally values that are nearby in a dataset. Temporal data is said to exhibit serial autocorrelation when values measured close together in time … Read more

[graphics map display] The process of making maps using computer systems that carry out many of the tasks associated with map production.

The identification of geographic features and their outlines in remote-sensing imagery through postprocessing technology that enhances feature definition, often by increasing feature-to-background contrast or using pattern recognition software.

[data editing] An operation in which text is automatically placed on or next to features on a digital map by a software application according to rules set by the software … Read more

[computing] The automatic functioning of a machine, system, or process, without the need for human interaction. [software] In COM technology, a feature that allows an object that was designed for … Read more

[data capture] The scale at which nondigital data is made digital; for example, a map digitized at a scale of 1:24,000 has an automation scale of 1:24,000. The data can … Read more

[data capture] The creation of vector data from raster data through automated tracing of pixels that are in close proximity and of the same or similar value.