1T Lin and E J Delp. A Review of Fragile Image Wa- termarks[J]. Multimedia and Security Workshop at ACM Mul- timedia 99, Orlando, FL, USA, Oct.1999.
2J Fridrich. Methods for Detecting Changes in Digital Images [A]. IEEE Workshop on Intelligent Signal Processing and Communication Systems [C], Melbourne, Australia, Nov. 1998.
3M P Queluz. Authentication of Digital Images and Vi- ideo: Generic Models and a New Contribution [J]. Signal Pro- cessing: Image Communication, 2001, 16(5): 461-475.
4H H Yu, X Y Kong, W Wolf. Techniques for Con- tent-Based Graph Authentication[J]. IEEE MultiMedia, 2001, 8 (4): 38-45.