5 Terms
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Remote sensing
The process of using aerial sensor technologies to detect and classify objects on Earth both on the surface, and in the atmosphere and oceans by means of propagated signals.
Industry: Earth science
Add a new termContributors in Remote sensing
Remote sensing
Contrast stretching
Earth science; Remote sensing
Expanding a measured range of digital numbers in an image to a larger range, to improve the contrast of the image and its component parts.
Atmospheric window
Earth science; Remote sensing
Wavelength interval within which the atmosphere readily transmits electromagnetic radiation.
Backscatter coefficient
Earth science; Remote sensing
A quantitative measure of the intensity of energy returned to a radar antenna from the terrain.
Infrared region (IR)
Earth science; Remote sensing
Infrared region of the electromagnetic spectrum that includes wavelengths from 0. 7m to 1 mm.
Air base
Earth science; Remote sensing
Ground distance between optical centres of successive overlapping aerial photographs.
Surface phenomenon
Earth science; Remote sensing
Interaction between electromagnetic radiation and the surface of a material.
Aperture
Earth science; Remote sensing
Opening in a remote sensing system that admits electromagnetic radiation to the film in radar systems.
