Article
Article
Photogrammetry
Article By:
Dodds, Robert H. Formerly, Gibbs and Hill, Inc., New York, New York.
Last reviewed:January 2020
DOI:https://doi.org/10.1036/1097-8542.510300
The practice of obtaining surveys by means of photography. The camera commonly is airborne with its axis vertical, but oblique and horizontal (ground-based) photographs also are applicable. Many industrial and laboratory measurement problems are solved by photogrammetry. Data reduction is accomplished by stereoscopic line-of-sight geometry with use of both analytical and analog methods. See also: Aerial photography; Remote sensing; Surveying
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