[1] [1] WANG Xiang-yang,HOU Li-min,WU Jun.A feature-based robust digital image watermarking against geometric attacks［J］.Image and Vision Computing,2008,26(7):980-989.

[2] [2] WANG Xiang-yang,YANG Yi-ping,YANG Hong-ying.Invariant image watermarking using multi-scale Harris detector and wavelet moments［J］.Computers and Electrical Engineering,2010,36(1):31-44.

[3] [3] ZHOU Ya-Xun,YE Qin-wei,XU Tie-feng.A new scheme of image watermarking based on wavelet and cosine transform［J］.Acta Electronica Sinica,2001,29(12):1693- 1695.

[4] [4] LI Hai-yan.Digital watermarking algorithms based on DCT and DWT［J］.Journal of Hefei University (Natural Sciences),2009,19(3):37-39.

[5] [5] LI Xu-dong.Blocked DCT and quantization based blind image watermark algorithm［J］.Computer Engineering,2006,32(21) 139-140,144.

[6] [6] DU Xiao-shan,LIAO Shu-jian.A novel image watermarking algorithm based on DWT and DCT［J］.Computer Technology and Development,2011,21(1):147- 150.

[7] [7] WANG Li-ping,YU Dong-zhi,LIU Si-qi.A digital image watermarking algorithm based on the combination of the DWT and the DCT［J］.Journal of Xi′an University of Posts and Telecommunications,2010,15(3):112- 115.

[8] [8] LI Xu-dong.Gray-level digital watermarking algorithm based on SVD［J］.Geomatics and Information Science of Wuhan University,2010,35(11):1305- 1308,1359.

[9] [9] DING Wei,YAN Wei-qi,QI Dong-xu.Digital image scrambling technology based on Arnold transformation ［J］.Journal of Computer Aided Design & Computer Graphics,2001,13(4):338- 341.

[10] [10] YE Tian-yu,MA Zhao-feng,NIU Xin-xin,et al.A zero-watermark technology with strong robustness［J］.Journal of Beijing University of Posts and Telecommunications,2010,33(3):126-129.

[11] [11] YE Tian-yu.A robust zero-watermarking algorithm against dual print-and-scan process based on discrete cosine transformation ［J］.Acta Photonica Sinica,2011,40(1):142-148.

[12] [12] YE Tian-yu.A robust zero-watermarking algorithm using variance in singular value decomposition domain［J］.Acta Photonica Sinica,2011,40(6):961-966.