[1]李养胜 李俊.基于小波分解的图像数字水印算法[J].计算机技术与发展,2006,(03):127-128.
 LI Yang-sheng,LI Jun.Image Digital Watermarking Algorithm Based on Wavelet Transform[J].,2006,(03):127-128.
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基于小波分解的图像数字水印算法()
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《计算机技术与发展》[ISSN:1006-6977/CN:61-1281/TN]

卷:
期数:
2006年03期
页码:
127-128
栏目:
计算机安全
出版日期:
1900-01-01

文章信息/Info

Title:
Image Digital Watermarking Algorithm Based on Wavelet Transform
文章编号:
1005-3751(2006)03-0127-02
作者:
李养胜12 李俊12
[1]西安电子科技大学计算机学院[2]陕西工业职业技术学院
Author(s):
LI Yang-sheng LI Jun
[1]College. of Computer, Xidian University[2]Shaanxi Polytechnic Institute
关键词:
数字水印置乱小波变换
Keywords:
digital watermarking scrambling wavelet transform
分类号:
TP301.6
文献标志码:
A
摘要:
数字水印是多媒体数字产品版权保护的重要技术之一。为了提高数字水印的鲁棒性,文中提出了一种在小波变换域中向图像嵌入水印的方法,而且该方法在水印提取时不需要原始图像。嵌入前对水印图像进行了Amold置乱,消除像素的空间相关性,增强了图像抗攻击能力,提高了水印安全性。实验证明,算法对压缩、加噪、剪切等具有较高的鲁棒性
Abstract:
Digital watermarking is a technique for inserting information into digital multimedia. To increase the robustness, proposes a new method of digital watermarking for image signals based on the wavelet transform. This method does not require the original image in the proposaal detection algorithm, Through Arnold transform, the watermarking image was hashed to eliminate the spatial correlation among pixets. The ability to with stand attacks was enhanced, The security of watermarking was enhanced too. The experimental results show that it is robust against JPEG compression, adding noise and cropping

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备注/Memo

备注/Memo:
李养胜(1974-),男,陕西渭南人,硕士研究生,讲师,研究方向为数字水印;导师:刘志镜,教授,研究方向为远程教育、网络安全
更新日期/Last Update: 1900-01-01