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Efficient lossless watermarking algorithm using gradient sorting and selective embedding.
Ko-Chin Chang
Published in:
Multim. Tools Appl. (2018)
Keyphrases
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watermarking algorithm
lossy compression
signal processing
jpeg compression
image watermarking
copyright protection
wavelet domain
watermarking scheme
spread spectrum
watermarking technique
feature selection
multiscale
error correction
low level
digital watermarking
neural network
watermark detection