一种基于HVS的数字水印算法外文及中文翻译.pdf

毕业设计说明书 英文文献及中文翻译 学生姓名： 罗 晔 学号：0905064218 信息与通信工程学院 学 院： 专 业： 电子信息工程 王黎明 指导教师： 2013 年 6 月 中北大学2013 届毕业设计说明书 外文文献： A digital watermark algorithms based on the HVS Digital media and computer information communication technology development to enable the exchange and transmission of data into a simple process. However, unlimited perfect reproduction and rapid dissemination through the network to the original owners and the media have brought potential threats : The results of their hard labor may be free in a night of reproduction and dissemination to the world every corner. Therefore, a digital media copyright protection an urgent need to address the problem. Traditional encryption techniques, such as public key (RAS), the private key (Des), to provide protection in data transmission process role ， but once the data has been received and decryption, disappeared from its protection role. It is precisely because of the multimedia products in digital form can be easily reproduced and widely disseminated in the network environment, a wide range of infringement acts by-copy, publishing, video and software industries a lot of attention. Digital watermarks for copyright protection technology can provide an effective solution. 1 Digital watermark technology Digital watermarks in digital information technology (images, video, audio, text, etc.) by certain algorithms embedded clear markings, but the operation can be extracted through some testing out. Watermark closely integrated with data sources and hidden data sources which become an inseparable part of, and may