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imagewatermarking

于 2010-03-21 发布 文件大小:152KB
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代码说明:

说明:  图像分块的处理和matlab水印的提取,(Image sub-block processing and matlab watermark extraction,)

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    代码使用全相位双正交变换(APBT)稀疏表示图像,主函数为test.(The code uses the all phase biorthogonal transform (APBT) sparse representation of the image, the main function for the test.)
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    基于svd的数字水印,信噪比比较高(Svd based digital watermarking, can also signal to noise ratio is relatively high)
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    MSE,最小均方误差,用于图像匹配,可用,亲测(MSE, minimum mean square error for image matching, available, pro-test)
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    2013-11-02 16:33:29下载
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