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基于边缘增强模板匹配的PTZ主动目标跟踪系统
引用本文:赵龙,;郭宝,;李铁军.基于边缘增强模板匹配的PTZ主动目标跟踪系统[J].应用科技,2014(4):1-5.
作者姓名:赵龙  ;郭宝  ;李铁军
作者单位:[1]北京航空航天大学飞行器控制一体化技术重点实验室,北京100191; [2]北京航空航天大学数字导航中心,北京100191
基金项目:国家自然科学基金重点资助项目(61039003);国家自然基金资助项目(41274038);中国航空基础科学基金资助项目(2013ZC51027);中国航天创新基金资助项目(CASC201102).
摘    要:为实现对运动目标的动态跟踪,设计了基于PTZ摄像机的主动实时跟踪系统,实现对高关注度目标进行持续跟踪。该系统采用背景建模方法检测当前视野中的运动目标并进行跟踪,针对感兴趣目标采用基于边缘增强模板匹配(EETM)方法进行主动跟踪,并提出了一种简单有效的PTZ摄像机控制方法。采用海康威视球机进行测试,测试结果表明:该系统利用低成本PTZ摄像机可以实现对静态场景和动态场景中目标的检测和跟踪,对感兴趣目标进行主动跟踪,PTZ摄像机控制平稳,能够满足实时性的要求。

关 键 词:主动目标跟踪系统  计算机视觉  PTZ摄像机  边缘增强  模板匹配  目标跟踪  卡尔曼滤波

Active camera tracking system for PTZ camera based on EETM algorithm
Institution:ZHAO Long, GUO Bao, LI Tiejun (1. Science and Technology on Aircraft Control Laboratory, Beihang University, Beijing 100191, China 2. Digital Navigation Center, Beihang University, Beijing 100191, China)
Abstract:In order to achieve the dynamic tracking of moving targets , an active real-time tracking system is de-signed based on the PTZ(pan/tilt/zoom) camera, achieving the goal of continuous tracking of high-concerned tar-gets.The system detects all the occurrences of the moving object in the current view by modeling method , and car-ries on tracking .It actively tracks the target that is interested using the algorithm based on EETM ( edge enhance-ment-template matching).And on this basis, a simple and effective PTZ camera control method is proposed .Hikvi-sion ball machine is used to test the system , and the test results show that the system can achieve effective detection and tracking of targets in the static scenes and dynamic scenes , as well as actively tracking targets of interest by u-sing low-cost PTZ cameras.It can also realize stable control of PTZ camera and meet real-time requirements.
Keywords:active camera tracking system  computer vision  PTZ camera  edge enhancement  template matching  target tracking  Kalman filter
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