1778 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
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Remote sensing
Light
Earth science; Remote sensing
Electromagnetic radiation ranging from 0. 4 to 0. 7mm in wavelength that is detectable by the human eye.
Colour ratio composite image
Earth science; Remote sensing
Colour composite image prepared by combining individual ratio images for a scene using a different colour for each ratio image.
Sonar
Earth science; Remote sensing
Acronym for sound navigation ranging. Sonar is an active form of remote sensing that employs sonic energy to image the seafloor.
Mach band
Earth science; Remote sensing
An optical illusion of dark and light fringes within adjacent areas of contrasted tone. It is a psychophysiological phenomenon which aids human detection of boundaries or edges.
Multispectral classification
Earth science; Remote sensing
Identification of terrain categories by digital processing of data acquired by multispectral scanners.
Side-scanning sonar
Earth science; Remote sensing
Active system for acquiring images of the seafloor using pulsed sound waves.
Diurnal
Earth science; Remote sensing
1) Recurring every day. 2) Having a daily cycle . 3) Of, relating to, or occurring in the daytime.
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1778 Terms