8Wenwu Zhu ,Zixiang Xiong,Ya-Qin Zhang. Multiresolution Watermarking for Image and Video[J].IEEE TRANSACTION ON CIRCUITS AND SYSTEMS FOR VIDEO TECHNOLOGY,1999;9(4).
9I J Cox,M L Miller,J A Bloom. Digital Wtermarking[M].2929 Campus Drive,Suite 260,San Mateo,CA 94403,USA,Morgan Kaufmann Publishers, 2002.
10Joseph J K.O Ruanaidh,Thierry Pun. Rotation,scale and translation invariant spread spectrum digital image watermarking[J].SIGNAL PROCESSING, 1998; 66: 303~317.