[1] [1] LIU Rui-zhen, TAN Tie-niu. SVD based digital watermarking method［J］. Acta Electronica Sinica, 2001, 29(2): 168-171.

[2] [2] GANIC E, ZUBAIR N, ESKICIOGLU A M. An optimal watermarking scheme based on singular value decomposition［C］∥Proceedings of the IASTED International Conference on Communication,Network, and Information Security. Union-dale: Acta, 2003: 85-90.

[3] [3] ZHOU Bo, CHEN Jian. A geometric distortion resilient image watermarking algorithm based on SVD［J］. Journal of Image and Graphics, 2004, 9(4): 506-512.

[4] [4] LI Xu-dong, ZHANG Zhen-yue. Two-layer partition and singular value decomposition based image watermarking ［J］.Journal of Zhejiang University (Engineering Science), 2006, 40(12): 2088-2092.

[5] [5] CHEN Yong-hong, HUANG Xi-yue. Public watermarking based on chaos map and singular value decomposition［J］. Computer Simulation, 2005, 22(1): 138-141.

[6] [6] 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.

[7] [7] WEN Quan, SUN Tan-feng, WANG Shu-xun. Concept and application of zero-watermark［J］. Acta Electronica Sinica, 2003, 31(2): 214-216.

[8] [8] LI Xu-dong. Public watermarking using matrix norm［J］. Journal of Computer-Aided Design& Computer Graphics, 2005, 17(8): 1857-1861.

[9] [9] 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.

[10] [10] DENG Cheng, GAO Xin-bo. Geometrically robust image watermarking based on SIFT feature regions［J］. Acta Photonica Sinica, 2009, 38(4): 1005-1010.

[11] [11] LI Lei-da, QIAN Jian-sheng, PAN Jeng-shyang. Characteristic region based watermark embedding with RST invariance and high capacity［J］.International Journal of Electronics and communications, 2011, 65(5): 435-442.

[12] [12] 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.