| 一种基于DCT域的按序嵌入水印算法 |
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| 引用本文： | 刘正东,聂志刚,李慎奎. 一种基于DCT域的按序嵌入水印算法[J]. 自动化技术与应用, 2007, 26(10): 55-58 |
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| 作者姓名： | 刘正东 聂志刚 李慎奎 |
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| 作者单位： | 兰州交通大学自动化与电气工程学院,甘肃,兰州,730070;甘肃农业大学信息科学技术学院,甘肃,兰州,730070;兰州交通大学土木工程学院,甘肃,兰州,730070 |
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| 摘 要： | 本文简要介绍了数字水印的概况,应用MATLAB仿真按序选择嵌入位的DCT变换算法,对仿真程序运行后的各种参数和效果图的变化进行了分析;最后结合GUI开发设计出数字水印执行过程仿真控制界面,并用常见的水印攻击测试了该算法的鲁棒性.
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| 关 键 词： | 数字水印 离散余弦变换 水印嵌入/提取 水印攻击 |
| 文章编号： | 1003-7241（2007）10-0055-04 |
| 收稿时间： | 2007-06-22 |
| 修稿时间： | 2007-06-22 |
An Imbedded Sequential Watermark Algorithm Based on DCT |
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| LIU Zheng-dong,NIE Zhi-Gang,LI Shen-Kui. An Imbedded Sequential Watermark Algorithm Based on DCT[J]. Techniques of Automation and Applications, 2007, 26(10): 55-58 |
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| Authors: | LIU Zheng-dong NIE Zhi-Gang LI Shen-Kui |
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| Affiliation: | School of Automation and Electrical Engineering, Lanzhou Jiao Tong University, Lanzhou 730070 China;School of Information Science and Technology ,GansuAgricultural University Lanzhou 730070 China; School of Civil Engineering Institute, Lanzhou Jiao Tong University, Lanzhou 730070 China |
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| Abstract: | This paper introduces the digital watermark and presents by simulation an imbedded algorithm sequential based on DCT. The control interface of digital watermark with the GUI is developed and the robustness of the algorithm is also tested. |
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| Keywords: | digital watermark Discrete Cosine Transform watermark imbed/abstract watermark attack |
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