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yasuoshuiyin

于 2006-04-27 发布 文件大小:158KB
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代码说明:

说明:  将基于小波变换的嵌入水印后的宿主图像进行压缩处理再提取灰度水印。(will be based on the wavelet transform the embedded watermark image of the host compressed again from Gray watermark.)

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