数字水印作为信息隐藏技术的一个主要的分支，成为近年来多媒体安全领域的研究热点之一。
As a primary branch of information hiding, digital watermarking has become one of the most hotspots in the filed of security.
网络技术的飞速发铺对多媒体的维护提出了较高的请求，信息隐藏学就是跟着这种请求而发生的。
With great development of the network technology, the protection of multimedia is more and more important, and the information hiding technology developed.
针对近年来兴起的多媒体信息安全问题，讨论了数字声音文件的隐藏技术，给出一种简便易行的隐藏方法。
Aiming at ensuring multimedia information security, we discuss the hiding technology for digital audio based on amalgamation. A hiding method is presented.
目前，基于多媒体图像的信息安全研究主要集中在数字水印与图像信息隐藏两方面。
At present, there are mainly two branches of information security research based on digital pictures, which are watermarking and steganography.
现在信息隐藏技术已经广泛的应用于多媒体信息的版权保护及信息安全等领域。
Now information hiding technology has already had widespread application in multimedia information copyright protection and information security etc.
数字水印技术通过向被保护的多媒体数据中加入透明的秘密信息，来达到标识、鉴别、控制或隐藏信息等作用。
Digital watermarking techniques can be used for purposes such as label, authentication, control and dada hiding etc, by embedding a secret imperceptible signal directly into the data to be protected.
数字水印技术通过向被保护的多媒体数据中加入透明的秘密信息，来达到标识、鉴别、控制或隐藏信息等作用。
Digital watermarking techniques can be used for purposes such as label, authentication, control and dada hiding etc, by embedding a secret imperceptible signal directly into the data to be protected.
应用推荐