An improved AQIM watermarking method with minimum-distortion angle quantization and amplitude projection strategy.

Yuan-Gen Wang Guopu Zhu

Published in: Inf. Sci. (2015)

Keyphrases

watermarking method
watermark embedding
quantization step
watermarking scheme
digital watermarking
copyright protection
spread spectrum
metadata
video sequences
image reconstruction
image watermarking
highly robust