274 search results - page 34 / 55 » Anti-forensics of JPEG compression |
JDCTA
2010
13 years 2 months ago
2010
As one of the crucial problems in watermarking, robustness against geometric distortion and JPEG compression becomes more than challenging and problematic. In this paper, a robust...
TCSV
2008
13 years 7 months ago
2008
In this correspondence, we describe a robust and effective content descriptor based on block edge patterns extracted directly in DCT domain, which is suitable for applications in J...
ICIP
2005
IEEE
14 years 9 months ago
2005
IEEE
In order to compress stereo image pairs effectively, disparity compensation is the most widely used method. In this paper we examined the effects of using different disparity maps...
ICPR
2008
IEEE
14 years 9 months ago
2008
IEEE
A new image feature called Harris feature vector is defined in this paper, which effectively describes the image gradient distribution. By computing the mean and the standard devi...
ICIAP
2005
ACM
14 years 8 months ago
2005
ACM
An innovative algorithm for automatic generation of Huffman coding tables for semantic classes of digital images is presented. Collecting statistics over a large dataset of corresp...