【Key words】 digital watermarking; discrete cosine transform; scrambling; polarity matrix; blind extracting;
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Experimental result shows that the algorithm has good performance and can achieve blind extraction.
仿真实验证明,该算法具有很好的性能并且能够进行水印的盲提取。
参考来源 - 基于变换域和HVS的数字水印算法研究In the view of current research status and problems, we focus on how to select the location of the watermark, how to adopt embedded strategies and blind extracting method.
针对当前的研究现状和存在的问题,重点讨论了如何选择水印的嵌入位置、如何采取嵌入策略和水印的盲提取方法。
参考来源 - 数字图像水印技术及其算法的研究It is a blind detection algorithm while distilling secret data doesn’t require carrying data.
解密时不需要载体数据,属于盲提取。
参考来源 - 一种基于混沌的保密音频信息隐藏算法Introducing the research of extracting the target echo with the blind source extraction (BSE) method.
研究使用盲提取(BSE)方法提取目标回波信号。
参考来源 - 盲提取方法在阵列雷达杂波抑制中的仿真研究·2,447,543篇论文数据,部分数据来源于NoteExpress
重点研究了时间相关源的盲提取算法。
Finally, we research the Blind Source Extraction(BSE) of temporally correlated sources.
水印信号的提取过程不需要借助原始图像,满足水印盲提取的要求。
The extract process of watermark signal doesn't have to resort to the original image to satisfy with the requirement of blind extract.
实验结果表明,该算法不仅能实现盲提取,而且具有较强的鲁棒性。
The experiment results show that the algorithm is not only blind but also very robust.
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