Unmanned aerial vehicle image positioning and attitude determination method and unmanned aerial vehicle
A technology of image positioning and UAV, which is applied in the field of UAV, can solve the problems that distortion is difficult to correct correctly, the number of images is huge, and the efficiency is low, so as to improve the accuracy and stability, reduce the amount of calculation, and improve the accuracy.
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[0023] In order to further illustrate the technical means and effects adopted by this application to achieve the intended purpose of the invention, the specific implementation, structure, features and effects according to the application will be described in detail below with reference to the accompanying drawings and preferred embodiments.
[0024] See figure 1 , figure 1 This is a schematic flow diagram of the method for positioning and attitude determination of UAV image provided by the present invention. The method includes:
[0025] S101. Carry out high-precision calibration on the camera carried by the drone to obtain the camera internal reference;
[0026] Before leaving the factory, the drone needs to perform high-precision calibration of its camera according to a preset calibration method to obtain accurate camera internal parameters, including focal length, image principal point and distortion parameters.
[0027] Specifically, performing high-precision calibration on the ca...
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