A terrain-following control approach for a VTOL Unmanned Aerial Vehicle using average optical flow

Performance of optical flow techniques

John A. Barron, David J. Fleet, Steven S. Beauchemin · International Journal of Computer Vision · 1994 · 4.3K citations

Motion Detection, Engineering, Machine Vision +4

Least-squares estimation of transformation parameters between two point patterns

Shinji Umeyama · IEEE Transactions on Pattern Analysis and Machine Intelligence · 1991 · 2.3K citations

Geometric Modeling, Machine Vision, Engineering +15

A Theory of Visual Control of Braking Based on Information about Time-to-Collision

David N. Lee · Perception · 1976 · 2.1K citations

Engineering, Vehicle Control, Safety Science +16

Control of a quadrotor helicopter using visual feedback

Erdinç Altuğ, J.P. Ostrowski, Robert Mahony · 2003 · 471 citations

Motion Control, Autonomous Four-rotor Helicopter, Engineering +12

Facts on optic flow

Jan J. Koenderink, Andrea J. van Doorn · Biological Cybernetics · 1987 · 430 citations

Ophthalmology, Physics, Optic Design +3