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Pixel - definition(s)

pixel - 

(1) [data models] The smallest unit of information in an image or raster map, usually square or rectangular. Pixel is often used synonymously with cell.

(2) [remote sensing] In remote sensing, the fundamental unit of data collection. A pixel is represented in a remotely sensed image as a cell in an array of data values.

(3) [graphics (computing)] The smallest element of a display device, such as a video monitor, that can be independently assigned attributes, such as color and intensity. Pixel is an abbreviation for picture element.

[Category=Geospatial ]

Source: esri, 10 July 2012 08:35:42, External 

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