Visual cryptography for grayscale images using bit-level.

Taghaddos Danial Alimohammad Latif

Published in: J. Inf. Hiding Multim. Signal Process. (2014)

Keyphrases

grayscale images
gray scale
visual cryptography
color images
image enhancement
binary images
gray level
color information
image sequences
image segmentation
object recognition
preprocessing
ground truth
image quality