...零水印; 多重水印; 元胞自动机; 元胞自动机变换 中图分类号: T P309 文献标识码: A 文章编号: 1005 0086( 2009) 03 0382 06 [gap=721]Key words: zero watermark; multiple wat ermarks; cellular automata; cellular automata transforms ..
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This algorithm constructed the texture image based on Local Binary Pattern (LBP), and then zero watermark information was constructed from the texture spectral histograms of the texture image.
该算法使用文档图像的局部二值模式(LBP)构造纹理谱图像，然后使用该纹理谱图像的直方图构造零水印信息。
Zero watermark is a new digital watermarking technology without modifying the data of original image.
零水印是不对原图像数据进行修改的一种新的数字水印技术。
A new zero-watermark copyright protection algorithm for 2d vector maps is proposed.
提出了一种新的二维矢量数字地图的零水印算法。
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