274 search results - page 42 / 55 » Anti-forensics of JPEG compression |
SRDS
1998
IEEE
14 years 1 days ago
1998
IEEE
In the paper, an e cient image database system is developed. The most important features of the proposed system include compressed domain indexing, searching by using scalable fea...
IVC
2006
13 years 7 months ago
2006
As most of MPEG and JPEG compression standards are DCT-based, we propose a simple, low-cost and fast algorithm to extract dominant colour features directly in DCT domain without i...
JUCS
2010
13 years 6 months ago
2010
: Generalized finite automata with weights for states and transitions have been successfully applied to image generation for more than a decade now. Bilevel images (black and whit...
ICIP
2005
IEEE
14 years 9 months ago
2005
IEEE
In this paper, we present a new entropy coder, Contextbased Bit Plane Golomb Coder (CB-BPGC) for scalable image coding, which achieves better coding performance with lower complex...
ICIP
2002
IEEE
14 years 9 months ago
2002
IEEE
The spatial resolution of the human visual system (HVS) decreases rapidly away from the point of fixation (foveation point). By exploiting this fact, we propose a watermarking app...