Sticky Dialog Bar | Support | GIS Dictionary

A to Z GIS | Explore this related guide, featuring updated terms and graphics and developed in coordination with Esri’s GIS Dictionary team.

Learn more about A to Z GIS

GIS Dictionary

Browse dictionary

change detection

URL copied Share URL
  1. [spatial analysis] A process that measures how the attributes of a particular area have changed between two or more time periods. Change detection often involves comparing aerial photographs or satellite imagery of the area taken at different times. The process is most frequently associated with environmental monitoring, natural resource management, or measuring urban development.

See also