Now we have a motion-tracking function that is run for every frame of video that comes in. Let's retrieve the coordinates and draw a blue circle where there is motion.

现在有了一个运动跟踪函数，对于视频的每一帧都会运行它。

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The paper studies the form invariance of differential equations of motion for holonomic systems in terms of quasi coordinates, under the infinitesimal transformations of groups.

研究完整力学系统准坐标表示的运动微分方程在群的无限小变换下的形式不变性。

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Drive signal of motion platform is generated by coordinates transform, signal washout, go beyond compensation etc, comply with parameters of flight imitate system.

依据飞行仿真系统的有关参数，通过坐标变换，信号洗出和超前补偿等，形成运动平台的驱动信号。

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