Definitions for GIS terms related to operations such as analysis, GIS modeling and web-based GIS, cartography, and Esri software.
Now available for purchase: A to Z GIS: An illustrated dictionary of geographic information systems.
Search the GIS Dictionary:
Search the GIS Bibliography for a vast index of books, journals, conference proceedings and reports.
[spatial statistics (use for geostatistics)]
In spatial sampling, one of a set of identically-sized areas, often rectangular, within which the members of a population are counted. The size, number, and location of quadrats within a study area are chosen by the sampler. Population counts in each quadrat are compared to determine distribution patterns.