Camera motion detection contribute to understand and analyze video content, camera motion detection has been an important research content in video retrieval system.

摄像机运动检测有助于实现视频语义内容的理解和分析，是基于内容的视频检索系统中的重要研究内容。

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The detection and tracking algorithm of video motion objects is one of hotspots in the field of computer vision. It's also the key intelligent technology of video surveillance system.

视频运动目标检测与跟踪算法是计算机视觉领域的一个核心课题，也是智能视频监控系统的关键底层技术。

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The system includes ground surveillance radars, video cameras with motion detection and "smart" fencing, according to Raytheon's website.

CNN: STORY HIGHLIGHTS