Browsing M Tech Dissertations by Subject "Watermarking techniques"
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hybrid approach to digital image watermarking using informed coding, informed embedding and spread spectrum
(Dhirubhai Ambani Institute of Information and Communication Technology, 2006)The growth and popularity of the Internet has led to the data storage of multimedia data (audio, image and video) in digital form. The digitization form of multimedia data can be copied easily and then distributed again ... -
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 ...