Process of quantitatively defining a system's responses to known, controlled signal inputs.

Process of assessing the validity of parameters.

Real-world effect that a service provider is able to provide to a service consumer.

Coordinate system in Euclidean space which gives the position of points relative to n mutually perpendicular straight axes all having the same unit of measure.
 

[GIS dictionary] Cartometry is a division of cartography concerned with depicting objects with a high level of spatial accuracy. Cartometric maps can be used to measure the perimeter of coasts, areas of countries, volumes, slopes and densities.

Abstraction of a property of an object or of a set of objects.
 

Abstract representation of real world phenomena using classifiers.
 

Definition used to assign objects to legend classes.
 

Software component that can invoke an operation from a server.
 

Collection of targets potentially heterogeneous (each satisfying a different query criteria) whose locations fall within a small neighbourhood.
 

[GIS dictionary] CAD is primarily used by engineers and architects for the purpose of producing two and three dimensional drawings.

Set of concepts structured according to the relations among them.
 

[data structure] A contour line is a constant value for mapping any variable such as elevation and temperature maps. Contour lines are used to map equal values and illustrate topography or relief on a map. They are also known as isopleth or isoline maps.