用于印刷品版权保护的数字水印技术  

Digital Watermarking Technology for Printing Copyright Protection

作　　者：周丽娟[1] 罗亚明[1] 

机构地区：[1]湖南工业大学,株洲412008

出　　处：《包装工程》2009年第1期118-119,共2页Packaging Engineering

摘　　要：论述了数字水印的基本原理,版权保护对数字水印技术的特殊要求,提出了一种基于HVS的彩色图像数字水印改进算法。该算法对原始彩色水印图像进行了置乱加密预处理,提高了水印抵抗攻击的能力,从而对图像的版权起到保护作用。The principle of the digital watermarking and the special requirement of copyright protection was introduced. An improved digital watermarking algorithm for color images based on HVS was put forward. It scrambles the original watermarking image in pretreatment and improves the ability against attacks of the watermarking, so as to protect images copyright.

关 键 词：数字水印 版权保护 HVS 

分 类 号：TP391[自动化与计算机技术—计算机应用技术]