A Robust Algorithm for Watermarking 2D Vector Maps with Low Shape-Distortions  

作　　者：邵承永 王孝通 金良安 牛夏牧 

机构地区：[1]Department of Navigation, Dalian Naval Academy, Dalian 116018 Liaoning, China [2]Information Security Technique Research Center, Harbin Institute of Technology, Harbin 150001 Heilongjiang, China

出　　处：《Defence Technology（防务技术）》2006年第3期233-236,共4页Defence Technology

关 键 词：GIS 水印 畸变 2D矢量 

分 类 号：P208[天文地球—地图制图学与地理信息工程]