vvhh2002

这样算，基本可用 ``` c++ double focal_length = img.cols; // Approximate focal length. cv::Point2d center = cv::Point2d(img.cols/2,img.rows/2); cv::Mat cam_matrix = (cv::Mat_(3,3)

@liberize could you like to show us your cluster_detections code?

hi, It happens when CLion start up .