A Secure, Robust Watermark for Multimedia
Proceedings of the First International Workshop on Information Hiding
Attacking Subsampling-Based Watermarking
IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences
DCT-based image watermarking using subsampling
IEEE Transactions on Multimedia
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In this letter, we propose a novel subsampling based image watermark sequentially embedding scheme to reduce the risk of common permutation attack. The image is still perceptual after watermarking, and experimental results also show its effectiveness and robustness.