摘要
虽然数字水印的主要用途是数字作品的版权保护和认证,但它还存在其它一些应用,包括多媒体数据内部附加服务的嵌入式传输以及对媒体数据的管理和发行路径的跟踪等。这篇文字从实际应用角度出发,数字水印的研究集中在版权保护和多媒体认证两大方面,相对应的水印分别称为鲁棒水印和易损水印。
Mthough the main purpose of digital watermark is copyright protection of digital works and certification, but it also has some other applications, including internal additional services embedded multimedia data transmission and management of the media data and distribution of path tracking, etc,This text from the perspective of practical application, the digital watermarking research focused on two aspects of copyright protection and multimedia authentication, corresponding watermark is called robust watermark and fragile watermark respectively.
出处
《网络安全技术与应用》
2014年第9期214-215,共2页
Network Security Technology & Application
关键词
数字水印
研究现状
技术
digital watemlarking
The research status
technology
