PVO-Based Reversible Data Hiding Exploiting Two-Layer Embedding for Enhancing Image Fidelity.

Chin-Feng Lee Jau-Ji Shen Yi-Jhen Wu Somya Agrawal

Published in: Symmetry (2020)

Keyphrases

reversible data hiding
image fidelity
data hiding
image quality
visual quality
high capacity
pixel values
prediction algorithm
cover image
spread spectrum
coding method
error concealment
high quality
error correction
human visual system
secret data
quality assessment
bit rate
wavelet transform
image data