Secondly, the composition of the optical vision system of the line structure and its working principle are introduced, the selection of camera and laser is carried out, the suitable target plane is designed, the vibration measurement experimental platform is constructed, the camera calibration and laser plane calibration are carried out, the mathematical model of the system is obtained, the design of the image processing method and the development of the vibration measurement program are carried out, and the feasibility and accuracy of the vibration measurement method are verified by design experiment and comparison with the traditional electroelectrtic method.
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