451 search results - page 7 / 91 » Processing JPEG-compressed images and documents |
ICIP
2005
IEEE
14 years 1 months ago
2005
IEEE
The problem investigated in this paper is identification of sensor that was used to obtain a given digital image. We show that the high-medium frequency component of the sensor pa...
TCSV
2008
13 years 7 months ago
2008
Watermark resistance to geometric attacks is an important issue in the image watermarking community. Most countermeasures proposed in the literature usually focus on the problem of...
SCALESPACE
2001
Springer
14 years 7 days ago
2001
Springer
Abstract. The most popular lossy image compression method used on the Internet is the JPEG standard. JPEG’s good compression performance and low computational and memory complexi...
TIFS
2008
13 years 7 months ago
2008
In this paper, we provide a unified framework for identifying the source digital camera from its images and for revealing digitally altered images using photo-response nonuniformit...
ICIP
2004
IEEE
14 years 9 months ago
2004
IEEE
Quantization index modulation (QIM) techniques have been gaining popularity in the data hiding community because of their robustness and information-theoretic optimality against a...