Mapping science

Mapping science

The systemic study of the processes and designs involved with map making.

Industry: Earth science

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Mapping science

barometric altimetry

Earth science; Mapping science

Determining differences of elevation with respect to a specified surface from differences of atmospheric pressure measured with a barometer or from differences of altitude determined using a ...

(1) Aerotriangulation using a mechanical, optical, or optomechanical model of the relationship between image point and object point. Two principal methods are used: the radial method, which obtains ...

barrier reef

Earth science; Mapping science

A partially submerged coral reef on the seaward side of a lagoon. A prominent example is the Great Barrier Reef of Australia.

base line reduction

Earth science; Mapping science

Conversion of the measured length of a base line to the length of a line lying on some other surface but having its end points on the same verticals or normals that pass through the end points of the ...

artillery survey

Earth science; Mapping science

A survey made to determine the horizontal and vertical locations of cannon with respect to each other and the targets.

ansermet test

Earth science; Mapping science

The sum of the products of the weights of the unadjusted observations and the reciprocal weights of the adjusted observations must be equal to the number of observations for the problem to have a ...

acutance

Earth science; Mapping science

An objective measure of the ability of an optical system to show a sharp edge between two contiguous regions, one of high and the other of low illuminance in object space.