Automatic contrast enhancement with reversible data hiding using bi-histogram shifting.

Guangyong Gao Lord Amoah

Published in: J. Inf. Secur. Appl. (2022)

Keyphrases

reversible data hiding
contrast enhancement
visual quality
histogram equalization
data hiding
image enhancement
gray level
high capacity

low contrast
pixel values
color images
image quality
high frequency
enhanced image
transfer function
error concealment

image contrast
human visual system
multiscale
prediction algorithm
reconstructed image
gray value
bit rate
image processing

low pass
coding method
error correction
spatial domain
low level
computer vision
color restoration
adaptive histogram equalization