Extended Visual Secret Sharing Schemes with High-Quality Shadow Images Using Gray Sub Pixels.

Ching-Nung Yang Tse-Shih Chen

Published in: ICIAR (2005)

Keyphrases

input image
high quality
ground truth
pixel values
image data
secret image
low quality
image classification
image regions
image features
image quality
visual features
secret sharing scheme
high resolution
computer vision
gray images
secret sharing
image acquisition
spatial domain
spatial information
post processing