说明：  文章介绍了小波数字水印的基本原理，有详细的理论和原理分析，仿真程序完整，有程序分析，仿真结论和数据全面。对学习的人很有帮助！！
(This paper introduces the wavelet basic principles of digital watermarking, have detailed the principles and theories of analysis, simulation program integrity, and have procedures for analysis, simulation and data a comprehensive conclusion. Helpful to learn! !)