Digital Watermarking for Image Authentication with Localization Source : 2006 IEEE International Conference on Image Processing 8-11 Oct. 2006, pp.1973 - 1976 Authors : Huajian Liu, Martin Steinebach Speaker : Ching-Chih Cheng 2019/5/9 MSN Lab
Outline Introduction Purposed scheme Experimental results Conclusions 2019/5/9 MSN Lab
Introduction Digital watermarking Copyright watermarking assert ownership Authentication watermarking integrity & authenticity Watermarking is a method of providing a persistent digital identity for audio, video, print and images Making sure all the parts of the image are not modified Original cover image Watermark W Stego image Embedding Extracting 2019/5/9 MSN Lab
Purposed scheme (1/4) 2019/5/9 MSN Lab
Purposed scheme (2/4) Random permutation 2019/5/9 MSN Lab
Purposed scheme (3/4) Watermark embedding Method 1 Example Method 2 2019/5/9 MSN Lab
Purposed scheme (4/4) Watermark detection Example 2019/5/9 MSN Lab
Experimental results 2019/5/9 MSN Lab image size 720x576
Conclusions improve the resolution of tampering detection with low watermark payload secure to local attacks 2019/5/9 MSN Lab