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SIAMSC
2008
140views more  SIAMSC 2008»
13 years 8 months ago
Newton-GMRES Preconditioning for Discontinuous Galerkin Discretizations of the Navier--Stokes Equations
We study preconditioners for the iterative solution of the linear systems arising in the implicit time integration of the compressible Navier-Stokes equations. The spatial discreti...
Per-Olof Persson, Jaime Peraire
ICASSP
2008
IEEE
14 years 3 months ago
Collusion-aware traitor tracing in multimedia fingerprinting using sparse signal approximation
We pose the problem of tracing traitors, who have colluded to circumvent a multimedia fingerprinting system, as a sparse underdetermined linear problem. We propose a range of det...
David P. Varodayan, Christine Pépin
ICMCS
2005
IEEE
145views Multimedia» more  ICMCS 2005»
14 years 2 months ago
Error Resilient Multiple Description Coding Based on Wavelet Tree Coding and EREC for Wireless Networks
In this paper, we propose an integrated error resilient MDC scheme for wireless networks with both packet loss and random bit errors. Two descriptions are first generated independ...
Daewon Song, Lei Cao, Chang Wen Chen
ECCV
2010
Springer
14 years 1 months ago
Gabor Feature based Sparse Representation for Face Recognition with Gabor Occlusion Dictionary
Abstract. By coding the input testing image as a sparse linear combination of the training samples via l1-norm minimization, sparse representation based classification (SRC) has b...
ICIP
2009
IEEE
13 years 6 months ago
Image quality monitoring using spread spectrum watermarking
An improved blind image quality assessment scheme that is based on the Watson's just noticeable difference (JND) modulated spread spectrum watermarking, is proposed. For the ...
Ehsan Nezhadarya, Z. Jane Wang, Rabab K. Ward