Steganography based on quotient value differencing and pixel value correlation.

Reshma Sonar Gandharba Swain

Published in: CAAI Trans. Intell. Technol. (2021)

Keyphrases

pixel values
adjacent pixels
cover image
image quality
secret data
gray level
weighted sum
spatial domain
probability density function
data hiding
binary images
spread spectrum
background subtraction
information hiding
gray scale
median filter