A Method for Calibrating Camera Lens Distortion with Cross-Ratio Invariability in Welding Seam System.

Guangtao Zhao Hong Qiao

Published in: ICIRA (2) (2008)

Keyphrases

lens distortion
cross ratio
projective geometry
camera calibration
focal length
digital images
closed form
image formation
robust estimation
radial distortion
optical flow
semi supervised
vision system
camera parameters
perspective projection