Extracting pixel coordinate of control points is one of important methods in general camera calibration.

提取标志点像素坐标是传统的摄像机标定中关键的步骤之一，其精度影响着摄像机标定的精度。

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Extracting pixel coordinate of control points is one of important methods in general camera calibration.

提取标志点像素坐标是传统的摄像机标定中关键的步骤之一，其精度影响着摄像机标定的精度。

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