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» On the Complexity of Error Explanation
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ECCC
2010
73views more  ECCC 2010»
15 years 4 months ago
Matching Vector Codes
An (r, , )-locally decodable code encodes a k-bit message x to an N-bit codeword C(x), such that for every i [k], the i-th message bit can be recovered with probability 1 - , by ...
Zeev Dvir, Parikshit Gopalan, Sergey Yekhanin
FGCS
2008
102views more  FGCS 2008»
15 years 4 months ago
Making the best of a bad situation: Prioritized storage management in GEMS
As distributed storage systems grow, the response time between detection and repair of the error becomes significant. Systems built on shared servers have additional complexity be...
Justin M. Wozniak, Paul Brenner, Douglas Thain, Aa...
132
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CORR
2007
Springer
75views Education» more  CORR 2007»
15 years 4 months ago
Wavelet Based Semi-blind Channel Estimation For Multiband OFDM
— This paper introduces an expectation-maximization (EM) algorithm within a wavelet domain Bayesian framework for semi-blind channel estimation of multiband OFDM based UWB commun...
Sajad Sadough, Mahieddine Ichir, Emmanuel Jaffrot,...
CVIU
2007
84views more  CVIU 2007»
15 years 4 months ago
Practical implementation of LMMSE demosaicing using luminance and chrominance spaces
Most digital color cameras sample only one color at each spatial location, using a single sensor coupled with a color filter array (CFA). An interpolation step called demosaicing...
Brice Chaix de Lavarène, David Alleysson, J...
SAC
2006
ACM
15 years 4 months ago
Assisted verification of elementary functions using Gappa
The implementation of a correctly rounded or interval elementary function needs to be proven carefully in the very last details. The proof requires a tight bound on the overall er...
Florent de Dinechin, Christoph Quirin Lauter, Guil...