37 search results - page 3 / 8 » A compressive sensing image compression algorithm using quan... |
CISS
2008
IEEE
14 years 1 months ago
2008
IEEE
Abstract—Compressive sensing is a new signal acquisition technology with the potential to reduce the number of measurements required to acquire signals that are sparse or compres...
DFT
2005
IEEE
14 years 29 days ago
2005
IEEE
In this paper, we propose a system-level error tolerance scheme for systems where a linear transform is combined with quantization. These are key components in multimedia compress...
ICIP
1999
IEEE
14 years 9 months ago
1999
IEEE
?We present a method to automatically localize captions in JPEG compressed images and the I-frames of MPEG compressed videos. Caption text regions are segmented from background ima...
ICASSP
2011
IEEE
12 years 11 months ago
2011
IEEE
The statistical footprint left by JPEG compression can be a valuable source of information for the forensic analyst. Recently, it has been shown that a suitable anti-forensic meth...
ISCAS
2002
IEEE
14 years 8 days ago
2002
IEEE
This report proposes a new coding method, which realizes lossless, near-lossless and lossy coding with a unified single algorithm. The method is based on a lifting-structured loss...