结果表明：该系统除具有离散度小、分辨率高的优点外，同时还能有效的降低标定成本和标定时间。
The results show that the sensor not only has lower dispersed degree and higher resolution, but also reduce demarcating cost and the time effectively.
在非特定人自然的人体动作识别中，基元特征能够大大降低参数的离散度，提高系统抗噪声能力、鲁棒性和识别率。
Primitives can reduce the scatter of the motion parameters greatly and improve the subject-independent action recognition rate and robustness.
研究了平均速度与事故危险性、速度离散度与事故率以及速度与事故严重性的关系；提出了加强速度管理，控制交通流平均速度和减小相邻路段的速度差值的对策。
In order to find the relationship between speed and accident, and to reduce the loss of the accidents caused by speed, they were deliberately studied.
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