This paper presents a real-time tracking system which tracks moving object and makes the target always lie in the center of image frame assisted by controlling a servo device.
该文给出了一种运动目标的跟踪算法，它与云台设备控制相结合，可使被跟踪目标始终位于图像的中心区域。
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Fluid controls - Danfoss 'direct operated, servo operated and assisted lift solenoid valves are available in a range of materials and performance levels.