它是去除视频数据中时间冗余度的有效方法，它的性能好坏直接影响编码的效率和图像的质量。
It is an effective method to remove the video data time redundancy, which directly affects the performance of coding efficiency and image quality.
在实际算法要求精度范围内，进一步减少了算法的冗余度，大大减少了信号处理的时间。
Under the desired precision, they are more favorable to reduce the algorithm redundancy and digital signal processing time.
利用冗余度作为标准来选择时间延迟具备充分的理论依据，然而冗余度的计算在实现上比较困难。
It has a sound theoretic basis using redundancy as criteria to determine time delay, but redundancy is difficult to calculate in practice.
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