Dipak Kr. Kole

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Video Watermarking is a very popular and effective way of copyright protection of videos. But in some cases simple watermarking is not enough because security has become a major concern with the rapid development of technology and internet access. Thus, to enhance the security of the embedded watermark, in this paper the watermark is encrypted using a key(More)
The emerging interest in the field of digital watermarking is due to the increase in concern over copyright protection of digital information and prevention of unauthorized access, duplication and manipulation of digital data. In this paper, an entropy based blind video watermarking scheme is proposed using combined DCT-DWT transform. Two level DWT is(More)
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