274 search results - page 36 / 55 » Anti-forensics of JPEG compression |
ICIP
1997
IEEE
13 years 11 months ago
1997
IEEE
A novel algorithm is described for coding objects in video compression systems which gives complete control over the bit allocation to the video objects. The method is evaluated b...
CISS
2008
IEEE
14 years 2 months ago
2008
IEEE
Abstract—We develop neurally plausible local competitive algorithms (LCAs) for reconstructing compressively sensed images. Reconstruction requires solving a sparse approximation ...
ICIP
2006
IEEE
14 years 9 months ago
2006
IEEE
The substitution of physical bank check exchange by electronic check image transfer brings agility, security and cost reduction to the clearing system. In this paper, we propose a...
ICMCS
2005
IEEE
14 years 1 months ago
2005
IEEE
Compression ratio and computational complexity are two major factors for a successful image coder. By exploring the Laplacian distribution of the wavelet coefficients, a new bit ...
ICIP
2003
IEEE
14 years 1 months ago
2003
IEEE
We consider the problem of hiding images in images. In addition to the usual design constraints such as imperceptible host degradation and robustness in presence of variety of att...