S. Dexter

Publications43
h-index11
Citations557
Highly Influential Citations45
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Robust DCT-SVD domain image watermarking for copyright protection: Embedding data in all frequencies
TLDR
We present a new robust hybrid watermarking scheme based on DCT and SVD. Expand
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Robust digital image watermarking in curvelet domain
TLDR
A robust image watermarking scheme in curvelet domain is proposed. Expand
  • 27
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Computer Science Security Research and Human Subjects: Emerging Considerations for Research Ethics Boards
TLDR
This paper explores the growing concerns with computer science research, and in particular, computer security research and its relationship with the committees that review human subjects research. Expand
  • 30
  • 3
The Political Economy of Open Source Software
Samir Chopra is an Assistant Professor in the Department of Computer Science at Brooklyn College of the City University of New York. Samir earned a BA in Mathematical Statistics from Delhi University… Expand
  • 15
  • 3
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Using open source software to engage students in computer science education
TLDR
This panel will discuss issues and methods for incorporating free and open source software (FOSS) in computer science education. Expand
  • 18
  • 2
Embedding multiple watermarks in the DFT domain using low- and high-frequency bands
TLDR
In this paper, we generalized a circular watermarking idea to embed multiple watermarks in lower and higher frequencies. Expand
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Protection of multicast scalable video by secret sharing: simulation results
TLDR
Security is an increasingly important attribute for multimedia applications that require prevention of unauthorized access to copyrighted data. Expand
  • 18
  • 2
  • PDF
Proof Techniques for Cryptographic Protocols
TLDR
We give a general introduction to cryptographic protocols and the kinds of attacks to which they are susceptible. Expand
  • 5
  • 2
Decoding Liberation: The Promise of Free and Open Source Software
Choice Outstanding Academic Title Software is more than a set of instructions for computers: it enables (and disables) political imperatives and policies. Nowhere is the potential for radical social… Expand
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Decoding Liberation: A Philosophical Investigation of Free Software
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