8 Terms
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Mapping science
The systemic study of the processes and designs involved with map making.
Industry: Earth science
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Mapping science
Negative easement
Earth science; Mapping science
An easement precluding the owner of the land upon which the easement exists from acting on the land in a way one would be entitled to act if no easement existed.
Augmenting easement
Earth science; Mapping science
An easement lying outside the parcel of land being conveyed but of benefit to the parcel.
Prescriptive easement
Earth science; Mapping science
A right acquired by an adverse user to use the land of another.
Edge gradient
Earth science; Mapping science
The sensitometric density of the photo-graphic image of a sharply defined edge (knife edge), as a function of distance from a line parallel to the theoretical position of the image of the edge.
True ecliptic
Earth science; Mapping science
The actual ecliptic at a specified instant. The term distinguishes this concept from that of a mathematically derived ecliptic such as an average ecliptic. It has the defect that the ecliptic is ...
Edge fog
Earth science; Mapping science
The darkening of unexposed photographic film by light leaking between the flanges of the spool on which the film is wound.
Edge detection
Earth science; Mapping science
The detection, in image space, of the image of the edge or line of an object in object space. This is a special kind of line detection.
