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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.

Contributors in Remote sensing

Remote sensing

look angle

Earth science; Remote sensing

The angle between the vertical plane containing a radar antenna and the direction of radar propagation. Complementary to the depression angle.

quantum

Earth science; Remote sensing

The elementary quantity of EM energy that is transmitted by a particular wavelength. According to the quantum theory, EM radiation is emitted, transmitted, and absorbed as numbers of quanta, the ...

atmospheric correction

Earth science; Remote sensing

Image-processing procedure that compensates for effects of selectivity scattered light in multispectral images.

electromagnetic spectrum

Earth science; Remote sensing

Continuous sequence of electromagnetic energy arranged according to wavelength or frequency.

digitization

Earth science; Remote sensing

Process of converting an analog display into a digital display.

Slant-range distance

Earth science; Remote sensing

Distance measured along the slant range.

Seasat

Earth science; Remote sensing

NASA unmanned satellite that acquired L-band radar images in 1978.

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