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Robust watermarking scheme for color image based on quaternion-type moment invariants and visual cryptography.
Zhuhong Shao
Yuanyuan Shang
Rui Zeng
Huazhong Shu
Gouenou Coatrieux
Jiasong Wu
Published in:
Signal Process. Image Commun. (2016)
Keyphrases
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moment invariants
visual cryptography
zernike moments
color texture
feature vectors
fourier descriptors
affine transformation
robust watermarking scheme
color images
pattern recognition
fourier transform
secret sharing scheme
transform domain
color information
image sequences
computer vision
face recognition