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ICPR
2008
IEEE
15 years 19 days ago
Recursive structure and motion estimation from noisy uncalibrated video sequences
This paper builds on a novel framework of hybrid matching constraints for estimation of structure and recovery of camera focal length and motion, combining the advantages of both ...
Anders Heyden, Du Q. Huynh
CVPR
2008
IEEE
15 years 1 months ago
A general solution to the P4P problem for camera with unknown focal length
This paper presents a general solution to the determination of the pose of a perspective camera with unknown focal length from images of four 3D reference points. Our problem is a...
Martin Bujnak, Tomás Pajdla, Zuzana Kukelov...
CVPR
2001
IEEE
15 years 1 months ago
Fast Focal Length Solution in Partial Panoramic Image Stitching
Accurate estimation of effective camera focal length is crucial to the success of panoramic image stitching. Fast techniques for estimating the focal length exist, but are depende...
Kirk L. Duffin, William A. Barrett