GIS Dictionary

A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

seamline

[ESRI software] In ArcGIS Image Server, a polygon that defines the mosaic boundary of the raster dataset used in an […]

search radius

[analysisgeoprocessing] The maximum distance in coverage units a feature can be from the current point for consideration as the closest

search tolerance

[network analysis] In network analysis, the threshold distance used to find the closest network element to a network location.

searching neighborhood

[spatial statistics use for geostatistics] In spatial interpolation, a polygon that forms a subset of data around the prediction location.

seat

[software] In software licensing, the number of simultaneous instances of software that can be used at one time. Most often,

secant

[mathematics] A straight line that intersects a curve or surface at two or more points.

secant projection

A projection whose surface intersects the surface of a globe. A secant conic or cylindrical projection, for example, is recessed

second normal form

[database structures] The second level of guidelines for designing table and data structures in a relational database. The second-normal-form guideline

second-order stationarity

[spatial statistics use for geostatistics] In geostatistics, the assumption that a set of data comes from a random process with

secondary reference data

[geocoding] All material used as reference data in an address locator beyond the primary reference data. Secondary reference data can

section

1 [network analysis] The arcs or portions of arcs used to define a route. 2 [cadastral and land records] One

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