| 基于小波变换和奇异值分解的图像水印算法 |
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| 引用本文： | 张翼,陈丽萍,唐向宏. 基于小波变换和奇异值分解的图像水印算法[J]. 杭州电子科技大学学报, 2007, 27(2): 37-40 |
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| 作者姓名： | 张翼 陈丽萍 唐向宏 |
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| 作者单位： | 杭州电子科技大学通信工程学院,浙江,杭州,310018 |
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| 摘 要： | 该文基于小波变换和奇异值分解,根据小波变换低频子带抗干扰性强,及具有较大的感觉容量和图像奇异值的稳定性,提出了一种基于小波变换的奇异值分解水印嵌入技术,使图像的不可见性和鲁棒性得到较好的折中.实验表明该算法具有较好的不可见性和抗攻击性.
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| 关 键 词： | 数字水印 小波变换 奇异值分解 |
| 文章编号： | 1001-9146(2007)02-0037-04 |
| 修稿时间： | 2006-11-28 |
A Digital Watermarking Algorithm Based on DWT and SVD |
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| ZHANG Yi,CHEN Li-ping,TANG Xiang-hong. A Digital Watermarking Algorithm Based on DWT and SVD[J]. Journal of Hangzhou Dianzi University, 2007, 27(2): 37-40 |
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| Authors: | ZHANG Yi CHEN Li-ping TANG Xiang-hong |
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| Abstract: | This passage is about digital watermarking algorithm for digital image with discrete wavelet transform(DWT) and singular value decomposition(SVD).According to the wavelet's low frequency characteristic of great perceptible capacity and SVD characteristic of matrix,we make full use of these characteristics in the embedding process.This algorithm makes a good compromise between invisibility and robustness. |
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| Keywords: | digital watermarking discrete wavelet transform singular value decomposition |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
