随后，医生可以进行简单的检查，例如观察婴儿的眼睛追踪移动的物体的能力。

Then the doctor could perform tests as simple as observing the baby's ability to follow a moving object with its eyes.

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把这些照片综合起来呈现了这一地区的三维景象，因此诸如鸟类和碎片这一类的移动物体就会被发现和追踪。

Combining the pictures gives a three-dimensional view of the region, so moving objects like birds and bricks can be found and followed.

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通过投射在房间中的网格状红外光点，追踪光点如何反弹并与两个摄像头获得的信息相关联来计算物体移动轨迹。

The movements are calculated by projecting a grid of infrared light spots into a room, tracking how light bounces back, and correlating this with information from the stereo cameras.

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