在一项有关运动对长寿的影响的研究中，医疗研究人员在为期20年的时间中跟踪调查了500名中年男性。
In a study of the effects of exercise on longevity, medical researchers tracked 500 middle-aged men over a 20-year period.
对于输入的一组由静止摄像机捕获的MPEG - 2视频流，该算法不需对其进行解码即可对场景中的运动物体直接进行目标跟踪。
The input of the algorithm is MPEG 2 video stream captured by a stationary camera. Then the algorithm tracks moving objects in the stream without decoding it.
机器人通过奇异位形时的可行运动求解及如何准确地跟踪和实现给定的运动轨迹是机器人技术中急待解决的关键技术问题。
Resolution of the feasible motions of manipulators at singular configurations and accurately tracking the specified trajectory is one of the important technical problems in robotics.
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