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基于DCT数字图像复制粘贴篡改被动取证

于 2022-01-25 发布 文件大小:1.76 kB
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代码说明:

采用DCT块匹配数字图像复制粘贴篡改区域,通过DCT提取特征区域,检测出复制粘贴篡改区域。

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