基于图像的半脆弱数字水印技术研究  

Research on Semi-fragile Digital Watermarking Based on Image Authentication

作　　者：邓承娟[1] 杨百龙[1] 林白露[1] 

机构地区：[1]第二炮兵工程学院,陕西西安710025

出　　处：《现代电子技术》2011年第23期85-87,94,共4页Modern Electronics Technique

摘　　要：信息技术与计算机网络的发展,以及图像保护的需求,使得半脆弱数字水印成为当前图像认证技术研究的热点。首先介绍了半脆弱数字水印技术的特点,给出了基于半脆弱数字水印的图像认证系统模型,并对目前主要的半脆弱数字水印算法进行了分类研究和分析,对水印攻击方法进行了总结,最后展望图像半脆弱数字水印发展方向。With the development of information technique and computer network,as well as the requirement of image protection,semi-fragile digital watermarking has become a hotspot of image authentication technique.The characteristics of semi-fragile watermarking technique is introduced,the image authentication model based on semi-fragile watermarking system is presented,the main watermarking algorithms are studied,the interrelated aggressive behaviors are summarized,and the future development of the semi-fragile digital watermarking technique is discussed.

关 键 词：半脆弱数字水印 图像认证 水印算法 攻击行为 

分 类 号：TP391[自动化与计算机技术—计算机应用技术]