Machine-readable medium and data: Difference between revisions

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definition and other text rewritten. binary (or any other encoding) irrelevant
ocr is not machine-readable data as such
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[[Image:EAN-13-ISBN-13.svg|thumb|220px|ISBN represented as [[European Article Number|EAN-13 bar code]] showing both machine-readable and human-readable data]]
 
Common machine-readable [[data storage device|data storage]] and [[data transmission|transmission]] technologies include magnetic recording, processing [[waveform]]s, and [[opticalbarcode]]s. [[Optical character recognition]] (OCR) andcan [[barcode]]sbe used to enable machines to read information available to humans. Any information retrievable by any form of energy can be machine-readable. Examples include:
 
*[[Acoustics]]