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within Conference Paper Remove this filter Balasubramanian Raman Remove this filter Computer Communication Networks Remove this filter Information Systems Applications (incl. Internet) Remove this filter

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    Chapter and Conference Paper

    A New SVD Based Watermarking Framework in Fractional Fourier Domain

    In this paper, a new robust watermarking scheme is proposed using fractional Fourier transform (FrFT) and singular value decomposition. The core idea of the proposed scheme is to decompose an image using FrFT ...

    Gaurav Bhatnagar, Balasubramanian Raman in Contemporary Computing (2010)

  2. Chapter and Conference Paper

    Partial Encryption on SPIHT Compressed Images

    Recently, Multimedia security paradigm has shifted towards encryption techniques combined with compression systems to meet the constraints of wireless networks. Several techniques of encryption with compressio...

    Nidhi Taneja, Balasubramanian Raman… in Pattern Recognition and Machine Intelligen… (2009)

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