Remote Sensing and GIS glossary

Process of determining the relationship between the raw instrument recordings and the physical quantity of interest.

A sensor that provides its own illumination or energy and measures what is reflected back (e.g., RADAR).

Adjacency occurs when two objects share the same boundary and are next to or adjoining with a common side or vertex.

Space-borne scatterometer as part of the Metop satellites payload operated by EUMETSAT.

An affine transformation scales, rotates, skews, or translates points, polylines, and polygons preserving points, straight lines, and planes.

On-ground spatial resolution of a microwave instrument in direction of the satellite orbit.

Spatial filtering method to obtain a spatially consistent and unambiguous wind vector field over the scatterometer swath.

Device that transmits and/or receives microwave energy in radar systems.

Measure of effectiveness of an antenna to transmit or receive power of an electromagnetic wave.

Directional (angular) dependence of the strength of transmitted or received microwave energy of an antenna.