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CODES
2008
IEEE
13 years 11 months ago
Power reduction via macroblock prioritization for power aware H.264 video applications
As the importance of multimedia applications in hand-held devices increases, the computational strain and corresponding demand for energy in such devices continues to grow. Portab...
Michael A. Baker, Viswesh Parameswaran, Karam S. C...
CORR
2010
Springer
116views Education» more  CORR 2010»
13 years 5 months ago
New Results on the Capacity of the Gaussian Cognitive Interference Channel
The capacity of the two-user Gaussian cognitive interference channel, a variation of the classical interference channel where one of the transmitters has knowledge of both messages...
Stefano Rini, Daniela Tuninetti, Natasha Devroye
ICIP
2008
IEEE
14 years 11 months ago
Parameter estimation for an H.264-based distributed video coder
In this paper we present a statistical model used to select coding parameters for a mixed resolution Wyner-Ziv framework implemented using the H.264/AVC standard. This paper exten...
Bruno Macchiavello, Ricardo L. de Queiroz, Debargh...
ICIP
2003
IEEE
14 years 11 months ago
Halftone visual cryptography
This paper considers the problem of encoding a secret binary image SI into n shares of meaningful halftone images within the scheme of visual cryptography (VC). Secret pixels enco...
Z. Zhou, Gonzalo R. Arce, Giovanni Di Crescenzo
ICASSP
2008
IEEE
14 years 4 months ago
Audio authentication based on distributed source coding
Audio authentication is important in content delivery via untrusted intermediaries, for example peer-to-peer (P2P) file sharing. Many differently encoded versions of the original...
David P. Varodayan, Yao-Chung Lin, Bernd Girod