274 search results - page 3 / 55 » Anti-forensics of JPEG compression |
ICIP
2002
IEEE
14 years 7 months ago
2002
IEEE
This paper presents an efficient algorithm for post compression optimal rate allocation and packetization within JPEG2000 encoding. JPEG2000, the new ISO/ITU-T standard for still ...
ICIP
2003
IEEE
14 years 7 months ago
2003
IEEE
Given a color image previously compressed using JPEG, we estimate the image's JPEG compression history components including the color transformation, subsampling, and the qua...
ICIP
2001
IEEE
14 years 7 months ago
2001
IEEE
Given a color image that was quantized in some hidden color space (termed compression color space) during previous JPEG compression, we aim to estimate this unknown compression co...
SSIAI
2002
IEEE
13 years 11 months ago
2002
IEEE
The new image compression standard, JPEG2000, provides higher compression rates for the same visual quality for grayscale and color images than JPEG. JPEG2000 is being adopted for...
DCC
2007
IEEE
14 years 5 months ago
2007
IEEE
In this paper, we address issues concerning bilevel image compression using JPEG2000. While JPEG2000 is designed to compress both bilevel and continuous tone image data using a sin...