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ICIP
2008
IEEE
14 years 4 months ago
A novel video encryption technique based on secret sharing
The rapid growth of the Internet and digitized content made video distribution simpler. Hence the need for video data protection is on the rise. In this paper, we propose a secure...
Chigullapally Narsimha Raju, Ganugula Umadevi, Kan...
VTC
2007
IEEE
14 years 4 months ago
Ultra-Wideband Signal Acquisition in Non-Gaussian Noise via Successive Sampling
Abstract— Ultra-wideband (UWB) communications is envisaged to be deployed in indoor environments, where the noise distribution is decidedly non-Gaussian. A critical challenge for...
Ersen Ekrem, Mutlu Koca, Hakan Deliç
ICIP
2005
IEEE
14 years 4 months ago
Minmax strategies for QIM watermarking subject to attacks with memory
This paper examines the role of attacker’s memory in Quantization Index Modulation (QIM) watermarking systems. First we derive the attacker’s noise distribution that maximizes...
Pierre Moulin, Anil Kumar Goteti
ICML
1998
IEEE
14 years 11 months ago
Heading in the Right Direction
Stochastic topological models, and hidden Markov models in particular, are a useful tool for robotic navigation and planning. In previous work we have shown how weak odometric dat...
Hagit Shatkay, Leslie Pack Kaelbling
MIPS
2004
Springer
121views Multimedia» more  MIPS 2004»
14 years 3 months ago
Analysis of FEC Codes for Partially Reliable Media Broadcasting Schemes
With many multimedia delivery schemes a client does not necessarily receive a given media content entirely (e.g. router congestions can lead some information to be lost). Mechanism...
Christoph Neumann, Vincent Roca