| 基于小波变换的数字水印算法 |
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| 引用本文： | 李俊,李养胜.基于小波变换的数字水印算法[J].西安航空技术高等专科学校学报,2007,25(5):27-28. |
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| 作者姓名： | 李俊 李养胜 |
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| 作者单位： | 陕西工业职业技术学院,信息工程系,陕西,咸阳,712000 |
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| 摘 要： | 目的提出一种在小波变换域中嵌入有意义二值图像数字水印的算法。方法利用Arnold置乱对水印的嵌入位置进行了置乱,增强了水印的安全性和鲁棒性。结果在水印提取过程中,不需要提供原始图像,实现了盲检测。结论实验证明,算法对JPEG压缩、噪声、剪切等攻击具有较高的鲁棒性。
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| 关 键 词： | 数字水印 小波变换 置乱 |
| 文章编号： | 1008-9233（2007）05-0027-02 |
| 修稿时间： | 2007-05-29 |
Digital Watermark Computation Based on Wavelet Conversion |
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| LI Jun,LI Yang-sheng.Digital Watermark Computation Based on Wavelet Conversion[J].Journal of Xi'an Aerotechnical College,2007,25(5):27-28. |
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| Authors: | LI Jun LI Yang-sheng |
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| Institution: | Department of Information, Shaanxi Industrial Vocational College, 712000, Xianyang, Shaanxi, China |
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| Abstract: | Object: Submission a computation filling into intentional bilateral figures' digital watermark with wavelet conversion.Approach: With Arnold scrambling to rearrange watermark in adapted position,enforced security and robustness .Outcome: In the process of watermark extraction,realized blind detecting without provision of original images.Conclusion: The test indicated that the computation demonstrated effective robustness toward assault as JPEG compression,noise,trimming. |
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| Keywords: | Watermark Printing Wavelet Conversion Scrambling |
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