A closed-form, principal-line-based camera calibration that finds the principal point as the intersection of lines derived from homographies and recovers focal length per image, handling varying focal length.
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A New Technique of Camera Calibration: A Geometric Approach Based on Principal Lines
A closed-form, principal-line-based camera calibration that finds the principal point as the intersection of lines derived from homographies and recovers focal length per image, handling varying focal length.