An image fragile watermark scheme based on chaotic image pattern and pixel-pairs.

Shaohui Liu Hongxun Yao Wen Gao Yongliang Liu

Published in: Appl. Math. Comput. (2007)

Keyphrases

input image
image data
image features
image retrieval
pixel values
image pixels
multiscale
gray level images
neighboring pixels
image segmentation
gray value
pixel level
test images
high resolution
image processing operations
image blocks
edge detection
intensity values
image encryption scheme
segmentation algorithm
image processing
watermark embedding