52 search results - page 4 / 11 » Iterative Quantization Using Codes On Graphs |
CORR
2008
Springer
13 years 5 months ago
2008
Springer
A belief-propagation decoder for low-density lattice codes, which represents messages explicitly as a mixture of Gaussians functions, is given. In order to prevent the mixture elem...
TIT
2008
13 years 5 months ago
2008
Abstract--Low-Density Parity-Check (LDPC) codes are usually decoded by running an iterative belief-propagation algorithm over the factor graph of the code. In the traditional messa...
AVSS
2008
IEEE
13 years 11 months ago
2008
IEEE
Tracking humans in an indoor environment is an essential part of surveillance systems. Vision based and microphone array based trackers have been extensively researched in the pas...
ICASSP
2009
IEEE
13 years 12 months ago
2009
IEEE
This paper studies the feasibility and investigates various choices in the application of compressive sensing (CS) to object-based surveillance video coding. The residual object e...
GLOBECOM
2006
IEEE
13 years 11 months ago
2006
IEEE
— We analyze the effect of redundant parity-check equations on the error-floor performance of low-density paritycheck (LDPC) codes used over the additive white Gaussian noise (A...