GIS Dictionary

[spatial analysis] A statement or logical expression that selects geographic features based on location or spatial relationship. For example, a […]

[ESRI software] In ArcGIS 9.2 or later, the coordinate system, tolerance, and resolution used to store a spatial dataset.

[statistics] The field of study concerning statistical methods that use space and spatial relationships (such as distance, area, volume, length,

[spatial statistics use for geostatistics] A file that quantifies spatial relationships among a set of features. Typical examples of such

The transformation of complex, multivariate, nonspatial data into a spatial representation located in an information space. The relative positioning of

[ESRI software] In ArcGIS Network Analyst, an object used in vehicle routing problem (VRP) analysis. A specialty is used to

[satellite imaging] The range of wavelengths that an imaging system can detect.

[physics] The pattern of electromagnetic radiation that identifies a chemical or compound. Materials can be distinguished from one another by

[physics] A photometer that measures the intensity of electromagnetic radiation as a function of its frequency. Spectrophotometers are usually used

[physics] The scientific study of how different chemicals and other substances absorb and reflect different parts of the electromagnetic spectrum.

[geolocating] In geocoding, the degree to which the spelling variation of a street name is allowed during a search for