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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To the given video sequence, the system can retrieve face image from big face image database on time.

该系统对于视频序列和大容量的人脸数据库能够实时进行人脸图像检索。

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So it 's extremely urgent to organize, manage and retrieve plenty of video data.

因此如何高效地组织、管理和检索大规模视频数据越迫在眉睫。

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In my harsh tablet battery test, where I play a constant loop of video with the screen set to 75 % brightness and Wi-Fi on to retrieve email in the background, I got almost exactly five hours, which is Asus's official battery life estimate.

WSJ: A PC and Tablet 'Brick' for the Price of One

The same device could also play video that is streamed over an airport network and could, in theory, surf the Web and retrieve e-mail easily, with all the heavy lifting done by the Powermac or iMac it's connected to.

FORBES: Apple Gooses IBook Speeds