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IVC
2002
87views more  IVC 2002»
13 years 5 months ago
Critical motion sequences for the self-calibration of cameras and stereo systems with variable focal length
We consider the self-calibration problem for a moving camera whose intrinsic parameters are known, except the focal length, which may vary freely across different views. The condi...
Peter F. Sturm
CVPR
2007
IEEE
14 years 7 months ago
On Constant Focal Length Self-Calibration From Multiple Views
We investigate the problem of finding the metric structure of a general 3D scene viewed by a moving camera with square pixels and constant unknown focal length. While the problem ...
Adrien Bartoli, Alain Crouzil, Benoît Bocqui...
ICCV
2009
IEEE
14 years 10 months ago
Is Dual Linear Self-Calibration Artificially Ambiguous?
This purely theoretical work investigates the problem of artificial singularities in camera self-calibration. Selfcalibration allows one to upgrade a projective reconstruction t...
Pierre Gurdjos, Adrien Bartoli, Peter Sturm