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Multiple watermarking schemes for copyright protection
(Dhirubhai Ambani Institute of Information and Communication Technology, 2005)
Recent advances in digital communication and storage technologies have brought major changes for consumers. High capacity hard disks and DVDs can store a huge amount of audiovisual data. In addition, faster Internet ...
Hybrid approach to digital image watermarking using singular value decomposition and spread spectrum
(Dhirubhai Ambani Institute of Information and Communication Technology, 2005)
We have seen an explosive growth in digitization of multimedia (image, audio and video) content and data exchange in the Internet. Consequently, digital data owners are able to massively transfer multimedia documents across ...