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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

Directional philtre

Earth science; Remote sensing

Mathematical philtre designed to enhance on an image those linear features oriented in a particular direction.

Ground receiving station

Earth science; Remote sensing

Facility that records data transmitted by a satellite, such as Landsat.

Forward overlap

Earth science; Remote sensing

The percent of duplication by successive photographs along a flight line.

Frequency (v)

Earth science; Remote sensing

The number of wave oscillations per unit time or the number of wavelengths that pass a point per unit time.

Apollo

Earth science; Remote sensing

U. S. lunar exploration programme of satellites with crews of three astronauts.

Radian

Earth science; Remote sensing

Nagle subtended by an arc of a circle equal in length to the radius of the circle 1 rad = 57. 3¡.

Circular scanner

Earth science; Remote sensing

Scanner in which a faceted mirror rotates about a vertical axis to sweep the detector IFOV in a series of circular scan lines on the terrain.

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