GIS Dictionary

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  

Browse the GIS Dictionary:

GIS Bibliography

Researching GIS?
Search the GIS Bibliography for a vast index of books, journals, conference proceedings and reports.

classification

See Also: equal-area classification, equal-interval classification, Jenks' optimization, natural breaks classification, quantile classification, standard deviation classification

  1. [cartography] The process of sorting or arranging entities into groups or categories; on a map, the process of representing members of a group by the same symbol, usually defined in a legend.