Novel Multiple Spatial Watermarking Technique in Color Images Source:Fifth International Conference on Information Technology: New Generations, April 2008 pp. 777-782 Author:Ibrahim Nasir, Ying Weng, and Jianmin Jiang Reporter:Ching-Chih Cheng 2019/5/17
Outline Introduction Proposed watermarking technique Experimental results Conclusions 2019/5/17
Introduction Hiding Cover image Stego image Extracting Watermark 2019/5/17
Proposed watermarking technique (1/2) Watermark embedding 1 2 3 4 2 3 1 4 8*8 hide a bit of watermark less sensitive to human eyes 512*512 2019/5/17
Proposed watermarking technique (2/2) Watermark detection normalized cross correlation 2019/5/17
Experimental results (1/2) PSNR=38.925 2019/5/17 PSNR=39.0668
Experimental results (2/2) 2019/5/17
Conclusions propose novel and robust color image watermarking technique propose scheme is robust for several attacking operations 2019/5/17