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Simulation of Watermarking for Remote Sensing Image Based on Feature Region
Author(s): 
Pages: 296-299,315
Year: Issue:  6
Journal: Computer Simulation

Abstract: 研究数字化遥感图像版权保护问题.针对目前全局遥感图像水印抵抗旋转、行列去除、水平镜像及组合几何攻击能力差的问题,提出一种Harris - Laplace特征区域的局部化遥感图像数字水印算法.首先由密钥生成一个随机序列,进行二值化后选取一段作为待嵌入的数字水印;在宿主遥感图像中提取Harris - Laplace特征点,依据特征点确定水印嵌入特征区域;按照水印信息将所选特征区域进行扇形划分,采用奇偶...
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