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基于DCT域数字水印原理及算法分析 被引量:2

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摘要 本文针对数字水印技术介绍了其发展状况、模型、特点、主要应用领域以及数字水印算法的分类,重点研究了一种基于DCT域数字图像水印算法,并借助简单实用的MATLAB编程工具,实现了数字水印的嵌入和提取,包括DCT变换公式、二维DCT的性质、DCT变换水印的实现以及DCT提取算法的实现.
作者 王泽宇
出处 《山西师范大学学报(自然科学版)》 2014年第S2期35-37,共3页 Journal of Shanxi Normal University(Natural Science Edition)
关键词 数字水印 DCT MATLAB
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