中文说明：有一个机遇DCT域的数字水印算法，里面有详细的注释说明，可以拿来研究
English Description：
There is an opportunity DCT domain digital watermarking algorithm, which has a detailed note that can be used to study
Digital watermarking algorithm in DCT Domain
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中文说明：有一个机遇DCT域的数字水印算法，里面有详细的注释说明，可以拿来研究
English Description：
There is an opportunity DCT domain digital watermarking algorithm, which has a detailed note that can be used to study