While a barcode only holds information in the horizontal direction, a QR code does hold information in both horizontal and vertical directions. Due to this, a QR code holds hundreds of times more information than a barcode.

#qrcode #barcode #science

References:
https://www.nyu.edu/content/dam/nyu/s...
https://guides.library.harvard.edu/c....
https://courses.cs.washington.edu/cou...

Original Article Link: https://www.scienceabc.com/innovation...

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