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

Optical axis

Earth science; Mapping science

(1) A prolongation of the line passing through the nodal point of a lens system. (2) The line connecting the centres of curvature of all the surfaces in a lens system. (3) The line perpendicular ...

Effective area

Earth science; Mapping science

For any aerial photograph that is one of a series in a strip of photographs taken during a single flight, that central part of the photograph delimited by the bisectors of overlaps with adjacent ...

Spherical angle

Earth science; Mapping science

(1) An angle (f) formed by the intersection of segments of two great circles on a sphere. The two segments in the vicinity of the point of intersection are called the sides of the angle. The ...

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 ...

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 ...

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.

Right acre

Earth science; Mapping science

The share of a citizen of a New England town in the common land. The value of the acre right was a fixed quantity in each town but varied from town to town. A 10 acre lot or acre right in a ...