Visual QR Code with Beautication and Self-recovery Based on Data Hiding.

Huili Cai Bin Yan Jeng-Shyang Pan

Published in: ICGEC (2018)

Keyphrases

data hiding
secret data
qr code
error correction
spread spectrum
spatial domain
barcode
visual information
data embedding
mobile phone
watermarking technique
information hiding
digital images
jpeg images
secret key
grayscale images
halftone images
cover image
pixel values
feature vectors