GIS Dictionary | Letter P

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– P –

Imagery taken of all wavelengths within the visible spectrum, though not uniformly.

A mechanical or electronic device that calculates the area of a map feature.

An area bounded by a closed loop of straight-line arc segments.

Positional Error
The difference between the true location and map location of a point.

The closeness with which the measurements agree with each other.

A mathmatical calculation transforming the three dimensional surface of the earth to a two-dimension plane.

GIS Acronyms that start with P

PARC – Public Access Resource Center

PDA – Personal Digital Assistants

More geographic concepts from the GIS dictionary:

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