1Kang H, Kim K, Choi J. Map data watermarking using generalised square mask. Electronics letters, 2002, 38 (25) :1645-1646.
2\m~j ~_ Voigt M, Busch C. Feature-based watermarking of 2D- vector data. In: Proceedings of the Security and Water- marking of Multimedia Contents, Santa Clara , USA, 2003. 359-366.
3Ohbuchi R, Ueda H, Endoh S. Robust watermarking of vector digital maps. In: IEEE International Conference on Multimedia and Expo, Tokyo, Japan, 2002. 577-580.
4Pu Y C, Dd W C, Jou I C. Toward blind robust water- marking of vector maps. In: Proceedings of the 18th In- ternational Conference on Pattern Recognition, Hong Kong, China, 2006. 930-933.
5Cox-i J, Kilian J, Leighton F J, et al. Secure spread specnum watermarking for multimedia. IEEE Transactions on Image Processing, 2007, 6(12) : 1673-1686.
6Safebakhsh R, Zaboli S, Tabibiazar A. Digital water- marking on still images using wavelet transform. In: Proceedings of the International Conference on Information Technology, Las Vegas, USA, 2004. 671-675.
7Hagan M-T, Menhaj-M. Training Feed forward Networks with the Marquardt algorithm. IEEE Transactions on Neu- ral Networks,2004, 5 ( 6 ) : 989-993.
8Jiao L C, Pan J, Fang Y W. Muhiwavelet neural network and its approximation properties. IEEE Transactions on Neural Network, 2007,12 (5) : 1060-1066.
9Rong J W, Han H C. Backstepping wavelet neural net- work control for indirect field-oriented induction motor drive. IEEE Transactions on Neural Networks, 2004,15 (2) :367-382.
10Podilchuk C I, Zeng W. Image-adaptive watermarking using visual models. IEEE Journal on Selected Areas in Communications, 1998, 16(4) : 525-539.