摘要
重点介绍了数字水印产生的方法,分析了数字水印技术的模型、典型算法、发展应用和存在的问题,阐述了数字水印技术的研究发展及其应用前景。
First we give the general concepts and fundamental principles of information hiding such as the definition char-acteristics classification and general framework.Then we analyze the processing model typical methods main application an-dattack analysis of watermarking.Finally we make a discussion on some open problems and point out possible directions for further research.
出处
《电视技术》
北大核心
2003年第4期56-59,71,共5页
Video Engineering
关键词
数字水印
信息隐藏
信息伪装
信息安全
版权保护
watermarking
information hiding
steganography
information security
copyright protection
