555 search results - page 4 / 111 » Polar codes are optimal for lossy source coding |
CORR
2011
Springer
13 years 2 months ago
2011
Springer
In this work we investigate the behavior of the minimal rate needed in order to guarantee a given probability that the distortion exceeds a prescribed threshold, at some fixed ...
ICMCS
2005
IEEE
14 years 1 months ago
2005
IEEE
Network impairments such as delay and packet losses have severe impact on the presentation quality of many predictive video sources. Prior researches (e.g., [1]-[3][5]-[9][11]-[13...
TIT
1998
13 years 7 months ago
1998
GLOBECOM
2008
IEEE
14 years 2 months ago
2008
IEEE
—In this contribution, duals of fountain codes are introduced and their use for lossy source compression is investigated. It is shown both theoretically and experimentally that t...
CORR
2006
Springer
13 years 7 months ago
2006
Springer
Abstract-- Recent work has suggested that low-density generator matrix (LDGM) codes are likely to be effective for lossy source coding problems. We derive rigorous upper bounds on ...