The efficiency and accuracy of the mixed method are improved by the use of the important sampling updating technique.

通过使用重要抽样技术，提高了混合分析法的计算效率和计算精度。

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On the other hand, Latin hypercube important sampling technique was presented to consider the tail of distribution.

另一方面，为顾及概率分布的尾部特征，提出拉丁超立方重要抽样技术。

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The temporal sub-sampling technique of the video sequence is very important for the video transmission in the low-bit-rate channel and the video storage in the limited storage space.

视频序列的时域亚采样对于低比特率信道上的视频传输和存储空间受限条件下的视频存储具有十分重要的意义。

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