In this paper, we designed and developed an active tracking system based on PTZ IPcamera which can detect and track object in real time.

本文设计开发了一个基于PT Z网络摄像机的主动目标跟踪系统，可以实时检测和跟踪视场中的目标。

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This means I can track based on just object instances; I don't need to use object equality to track these JDBC objects.

这意味着可以只根据对象实例进行跟踪，而不需要使用对象等价性来跟踪这些JDBC对象。

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A mock object conforms to the interface of the real object, but has just enough code to fool the tested object and track its behavior.

模仿对象符合实际对象的接口，但只要有足够的代码来“欺骗”测试对象并跟踪其行为。

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Occasionally, after a train had passed, Fyodorov would discover some object on the track and try at length to fathom its significance.

NEWYORKER: Among Animals and Plants

In another industry first, the Chimera architecture includes persistent tap-to-track technology, which allows users to touch the image of a person or object to focus on within a scene.

ENGADGET: NVIDIA intros Tegra 4i with built-in LTE, details Chimera camera tech with HDR

Each bit of each object in the arena must be triangulated continuously, so that the computer can keep track of which voxel it is in.

ECONOMIST: Looking out, looking in