Earth science

Earth science

Any of several geological sciences that are concerned with the earth, its origins, and all of its various structures and physical forms and phenomena.

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Earth science > Remote sensing

previsual symptom

Earth science; Remote sensing

A vegetation anomaly that is recognizable on IR film before it is visible to the naked eye or on normal color photographs. It results when stressed vegetation loses its ability ...

principal-component (PC) image

Earth science; Remote sensing

Digitally processed image produced by a transformation that recognizes maximum variance in multispectral images.

reststrahlen band

Earth science; Remote sensing

In the IR region, refers to absorption of energy as a function of silica content.

image

Earth science; Remote sensing

Pictorial representation of a scene recorded by a remote sensing system. Although image is a general term, it is commonly restricted to representations acquired by ...

thermal conductivity (K)

Earth science; Remote sensing

Measure of the rate at which heat will pass through a material, expressed in calories per centimeter per second per degree Centigrade.

Rayleigh criterion

Earth science; Remote sensing

In radar, the relationship between surface roughness, depression angle, and wavelength that determines whether a surface will respond in a rough or smooth fashion to the radar ...