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基于图像置乱的DWT数字水印算法

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摘要 本文研究了一种结合Arnold变换的DWT数字水印算法,该算法先嵌入的水印置乱加密,然后嵌入到进行了离散小波变换的宿主灰度图像中。通过仿真实验证明,该算法置乱效果好,对嵌入水印后的图像进行压缩、剪切、旋转、添加各种噪声均表现出较好的鲁棒性。
作者 赵卉
机构地区 苏州大学
出处 《中国现代教育装备》 2009年第1期58-59,共2页 China Modern Educational Equipment
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