信息隐藏原理及数字水印技术的若干问题和趋势

Trends and Some Problems of Digital Watermarking Techniques Based on Information Hiding

从信息隐藏的原理入手,论述了信息隐藏的基本模型以及在数字元元水印技术上的应用。阐述信息隐藏基本原理、算法和基本特性,以及相关技术的研究与进展现状,以数字水印技术为例,重点分析了数字水印技术原理特点、模型、典型算法以及对数字水印攻击方法,最后探讨了数字水印技术的研究发展趋势及其应用前景。

From the theories of information hiding,this paper main discusses the information hiding and digital water-marking techniques.First it discusses the basic theories,algorithms and characteristics of the information hiding and their related techniques and recent developments.Then this paper mainly analyzes the digital watermarking techniques,in this part it includes the digital watermarking theories,algorithms and attack methods.Finally,it gives the further research di-rections and applications of information hiding and digital watermarking.