High-speed micro-vision tracking method and system for plane three-degree-of-freedom pose measurement

The invention discloses a high-speed micro-vision tracking method and system for plane three-degree-of-freedom pose measurement. The method is mainly composed of a monocular area array high-speed vision imaging module and an online real-time tracking algorithm. In the imaging module, the area-array...

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Hauptverfasser: XU NUO, LI HAI, LIAO ZHU, PANG SHUIQUAN, SHEN NAN, ZHANG XIANMIN
Format: Patent
Sprache:chi ; eng
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Zusammenfassung:The invention discloses a high-speed micro-vision tracking method and system for plane three-degree-of-freedom pose measurement. The method is mainly composed of a monocular area array high-speed vision imaging module and an online real-time tracking algorithm. In the imaging module, the area-array camera selects a high-speed data transmission interface, and the lens selects a low-distortion telecentric lens or a microscope lens capable of supporting a coaxial light source. In the real-time tracking algorithm, iterative optimization template tracking and motion prediction are combined, the current optimal state is estimated through a Kalman filtering method, and the state of the next moment is predicted, so that the optimization initial value deviation and iteration times between different image frames are reduced, and high-precision real-time image processing under high-speed imaging is realized. The method can be used in the field of precision measurement, and real-time high-precision detection of plane cou