2[1]R.G. van. Schyndel, A. Z. Tirkel, C. F. Osborne, A digital watermark, IEEE Int. Conf. on Image Processing, Austin, TX, USA, 1994, Vol.2, 86-90. 被引量：1
3[2]I.J. Cox, J. Kilian, T. Leighton, T. Shamoon, Secure spread spectrum watermarking for images,audio and video, Proc. of the IEEE Int. Conf. on Image Processing, Lausanne, Switzerland,1996, Vol.3, 243-246. 被引量：1
4[3]M. Barni, F. Bartolini, V. Cappellini, A. Piva, A DCT-domain system for robust image watermarking, Signal Processing, 1998, 66(1), 357-372. 被引量：1
5[4]A.G. Bors, I. Pitas, Image watermarking using DCT domain constraints, Proc. of the IEEE Int.Conf. on Image Processing, Lausanne, Switzerland, 1996, Vol.3, 231-234. 被引量：1
6[5]J.K. Joseph, P. Shelby, A secure robust digital image watermark, EUROPTO Conference on electronic imaging, zurich, Switzerland, 1998, SPIE Vol.3409, 150-163. 被引量：1
7[6]Min-Jen Tsai, Kuang-yao Yu, Yi-Zhang Chen, Joint wavelet and spatial transformation for digital watermarking, IEEE Trans. on Consumer Electronics, 2000, 46(1), 237. 被引量：1
