Digital Watermarking Based on a Gradient Orientation Code.

Toshiaki Kondo Yoshiyuki Kamakura

Published in: SICE (2022)

Keyphrases

digital watermarking
gradient orientation
digital images
copyright protection
discrete wavelet transform
watermarking scheme
watermarking technique
watermarking algorithm
digital watermark
digital content
subband
jpeg compression
lossy compression
high level
wavelet domain
data hiding