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ICIP
2006
IEEE
15 years 11 months ago
Image Tampering Identification using Blind Deconvolution
Digital images have been used in growing number of applications from law enforcement and surveillance, to medical diagnosis and consumer photography. With such widespread populari...
Ashwin Swaminathan, Min Wu, K. J. Ray Liu
ICIP
2005
IEEE
15 years 11 months ago
Risk minimization in traitors within traitors in multimedia forensics
In digital fingerprinting and multimedia forensic systems, it is possible that multiple adversaries mount attacks collectively and effectively to undermine the forensic system...
H. Vicky Zhao, K. J. Ray Liu
ICIP
2002
IEEE
15 years 11 months ago
A joint channel estimation and unequal error protection scheme for video transmission in OFDM systems
OFDM modulation, which has been adopted by the Digital Video Broadcasting (DVB-T) standard in Europe, has been recognized for its good performance for high data rate wireless comm...
Yan Sun, Xiaowen Wang, K. J. Ray Liu
ICASSP
2009
IEEE
15 years 4 months ago
Risk-distortion analysis for video collusion attack
Collusion attack is a cost-effective attack against digital fingerprint. To develop an efficient collusion-resistant fingerprint scheme, it is very important for the detector t...
Yan Chen, W. Sabrina Lin, K. J. Ray Liu
IMSCCS
2007
IEEE
15 years 4 months ago
Control Flow Checking Algorithm using Soft-based Intra-/Inter-block Assigned-Signature
In radiation environments, alpha particles, cosmic rays and solar wind flux can cause a single event upset (SEU), which is one of the major sources of bit-flips in digital electro...
Yanxia Wu, Guochang Gu, Shaobin Huang, Jun Ni