如今多描述编码已被证明是克服传输错误，尤其是丢包的一种有效的信源编码方法。

Multiple description(MD) coding has been proved to be an effective method of source coding to overcome errors(packet loss specially) in channel transport.

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对基于配对相关变换的多描述图像编码方法进行了分析，并把它结合到JPEG编码算法中，最后给出了编码的验证结果。

A multiple description coding method based on pairwise correlating transform is analyzed, and it is implemented in JPEG algorithm. The experimental results are also presented in the paper.

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