Remote sensing

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

mosaic

Earth science; Remote sensing

Composite image or photograph made by piecing together individual images or photographs covering adjacent areas.

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¡.

electromagnetic radiation

Earth science; Remote sensing

Energy propagated in the form of and advancing interaction between electric and magnetic fields. All electromagnetic radiation moves at the speed of light.

software

Earth science; Remote sensing

Programs that control computer operations.

minimum ground separation

Earth science; Remote sensing

Minimum distance on the ground between two targets at which they can be resolved on an image.

latent image

Earth science; Remote sensing

Invisible image produced by the photochemical effect of light on silver halide grains in the emulsion of film. The latent image is not visible until after photographic development.