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在压缩编码视频通信中，因误码在空间和时间上扩散，将引起图象质量的急剧下降，故对其进行错误恢复十分必要。文章根据编码视频通信的特点，分析了可采用的各种错误恢复方法的应用范围和性能。
In the compressed video communication, because of the error spread in space and time, will lead to a sharp decline in image quality, so the error recovery is necessary. According to the characteristics of coded video communication, this paper analyzes the range and performance of various error recovery methods that can be used.