J J K ? Ruanaidh,W J Dowling,F M Boland.Phase watermarking of digital images [J].Proceedings of the International Conference on lmage Processing(ICIP),September 1996,3:239-242.
[2]
Chiuo-Ting Hsu,Ja-Ling Wu.Multiresolution watermarking for digital images [J].IEEE Trans.Circuits System.Ⅱ,1998,45(8):1097-1101.
[3]
George Voyatzis,Ioannis Pitas.The Use of Watermarks in the Protection of Digital Multimedia Products.Proceedings of the IEEE,1999,87(7):1197-1207.
[4]
Frank Hartung,Martin Kutter.Multimedia Watermarking Techniques.Proceedings of the IEEE,1999,87(7):1079-1107.
[5]
Mitchell D.Swanson,Mei Kobayashi,Ahmed H Tewfik.Multimedia data-embedding and watermanking technologies [J].Proceeding of the IEEE 1998,86(6):1064-1087.
[6]
Cox I,Kilian J J,Leightoon F T,ShamoonT.Secure spread spectrum watermarking for multimedia [J].IEEE Trans.Image Processing,1997,6:1673-1687.
[7]
Weiping Li.Vector Transform and Image Coding.IEEE Trans.Circuits and system for video technology [J].1991,1(4):297-307.
[8]
Chiou-Ting Hsu,Ja-Ling Wu.Hidden digital watermarks in images[J].IEEE Transactions on Image Processing.1999,8(1):58-68.