The action of systematically traversing with a beam or detector, as in Television. In Medicine, the process or action of making a scan of the…
| 单词 | θ64726 |
| 释义 | the world > physical sensation > sight and vision > optical skills and techniques > [noun] > optical scanning (6) scanning1927 The action of systematically traversing with a beam or detector, as in Television. In Medicine, the process or action of making a scan of the… scan1937 The action or practice of scanning with a beam, aerial, or detector. Cf. scan, v. 6f. optical scanning1953 scanning in which the light reflected or transmitted by the area scanned is detected, esp. as used in optical character recognition. optical character recognition1958 the identification of printed characters by means of equipment that scans them photoelectrically and reproduces them in electronic form; abbreviated… OCR1966 optical character recognition. Subcategories:— line scan (1) |
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