| 释义 |
picture element
Thesaurus| Noun | 1. |  picture element - (computer science) the smallest discrete component of an image or picture on a CRT screen (usually a colored dot); "the greater the number of pixels per inch the greater the resolution"pel, pixelconstituent, element, component - an artifact that is one of the individual parts of which a composite entity is made up; especially a part that can be separated from or attached to a system; "spare components for cars"; "a component or constituent element of a system"raster - the rectangular formation of parallel scanning lines that guide the electron beam on a television screen or a computer monitorcomputer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structures |
Translationspixelelemento di immaginepixel
picture element
picture element[′pik·chər ‚el·ə·mənt] (electronics) That portion, in facsimile, of the subject copy which is seen by the scanner at any instant; it can be considered a square area having dimensions equal to the width of the scanning line. In television, any segment of a scanning line, the dimension of which along the line is exactly equal to the nominal line width; the area which is being explored at any instant in the scanning process. Also known as critical area; elemental area; pixel; recording spot; scanning spot. picture element (graphics)(pixel) The smallest resolvable rectangular area ofan image, either on a screen or stored in memory. Eachpixel in a monochrome image has its own brightness, from 0for black to the maximum value (e.g. 255 for an eight-bitpixel) for white. In a colour image, each pixel has its ownbrightness and colour, usually represented as a triple of red,green and blue intensities (see RGB).
Compare voxel.MedicalSeepixelSee PEL
See PIXELpicture element
Synonyms for picture elementnoun (computer science) the smallest discrete component of an image or picture on a CRT screen (usually a colored dot)SynonymsRelated Words- constituent
- element
- component
- raster
- computer science
- computing
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