CVFX Lecture 18: Stereo rig calibration and projective reconstruction

ECSE-6969 Computer Vision for Visual Effects
Rich Radke, Rensselaer Polytechnic Institute
Lecture 18: Stereo rig calibration and projective reconstruction (3/31/14)

0:00:45 Stereo rig calibration
0:04:49 The relationship between P, P', and F
0:10:58 Ambiguities in stereo calibration
0:15:40 Removing ambiguity with known internal parameters
0:25:59 Commercial stereo rigs
0:29:36 Image sequence calibration (structure from motion)
0:30:21 The overall process
0:33:06 Bundle adjustment
0:38:35 Initializing with projective reconstruction
0:47:29 Sturm-Triggs algorithm
0:53:40 Sequential/hierarchical updating

Key references:

R. Hartley and A. Zisserman. Multiple View Geometry in Computer Vision. Cambridge University Press, 2nd edition, 2004.

P. Beardsley, A. Zisserman, and D. Murray. Sequential updating of projective and affine structure from motion. International Journal of Computer Vision, 23(3):235--59, June 1997.

P. Sturm and B. Triggs. A factorization based algorithm for multi-image projective structure and motion. In European Conference on Computer Vision (ECCV), 1996.

R. I. Hartley and P. Sturm. Triangulation. Computer Vision and Image Understanding, 68(2):146--57, Nov. 1997.