周林;陈占龙;吴亮;江宝得;

• 1:中国地质大学(武汉)信息工程学院

摘要(Abstract)：

针对现有零水印算法不适用于包含多种数据类型的地图符号库的版权保护问题,提出了一种基于图元特征的地图符号库零水印算法。以地图符号的图元总数、图元数量最多的图元类型和图元数量最少的图元类型3个图元特征的组合作为关键特征,具有较好的稳健性和可区分性,从而保障了零水印的鲁棒性和唯一性。算法未对地图符号数据进行任何修改,保证了地图符号的精度。实验结果表明:该零水印算法在符号移动、符号添加和符号删除等攻击方式下均具有较好的鲁棒性,是一种较为理想的地图符号库版权保护方法。

关键词(KeyWords)： 图元特征;地图符号库;零水印;Arnold置乱

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金项目(41401443)

作者(Authors): 周林;陈占龙;吴亮;江宝得;

DOI: 10.16251/j.cnki.1009-2307.2017.03.025

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