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Picture quality scale

(PQS) A system for rating image quality based upon features of images that affect their perception by the human eye, rather than the traditional signal-to-noise ratio which examines differences for every single pixel.


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  • Pictures

    [pik-cher] /ˈpɪk tʃər/ noun 1. a visual representation of a person, object, or scene, as a painting, drawing, photograph, etc.: I carry a picture of my grandchild in my wallet. 2. any visible image, however produced: pictures reflected in a pool of water. 3. a mental image: a clear picture of how he had looked […]

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    noun 1. a large window sash, as for a picture window.

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    noun, Older Use. 1. . 2. a motion-picture theater.

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    noun 1. See under (def 33). [spred] /sprɛd/ verb (used with object), spread, spreading. 1. to draw, stretch, or open out, especially over a flat surface, as something rolled or folded (often followed by out). 2. to stretch out or unfurl in the air, as folded wings, a flag, etc. (often followed by out). 3. […]

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