Globally-optimal contrast maximisation for event cameras

X Peng, L Gao, Y Wang, L Kneip - IEEE Transactions on Pattern …, 2021‏ - ieeexplore.ieee.org
Event cameras are bio-inspired sensors that perform well in challenging illumination
conditions and have high temporal resolution. However, their concept is fundamentally …

Event-based stereo visual odometry with native temporal resolution via continuous-time Gaussian process regression

J Wang, JD Gammell - IEEE Robotics and Automation Letters, 2023‏ - ieeexplore.ieee.org
Event-based cameras asynchronously capture individual visual changes in a scene. This
makes them more robust than traditional frame-based cameras to highly dynamic motions …

[HTML][HTML] Visual odometry with an event camera using continuous ray war** and volumetric contrast maximization

Y Wang, J Yang, X Peng, P Wu, L Gao, K Huang… - Sensors, 2022‏ - mdpi.com
We present a new solution to tracking and map** with an event camera. The motion of the
camera contains both rotation and translation displacements in the plane, and the …

Relative pose estimation with a single affine correspondence

B Guan, J Zhao, Z Li, F Sun… - IEEE Transactions on …, 2021‏ - ieeexplore.ieee.org
In this article, we present four cases of minimal solutions for two-view relative pose
estimation by exploiting the affine transformation between feature points, and we …

Minimal solutions for relative pose with a single affine correspondence

B Guan, J Zhao, Z Li, F Sun… - Proceedings of the …, 2020‏ - openaccess.thecvf.com
In this paper we present four cases of minimal solutions for two-view relative pose estimation
by exploiting the affine transformation between feature points and we demonstrate efficient …

Monte-Carlo localization in underground parking lots using parking slot numbers

L Cui, C Rong, J Huang, A Rosendo… - 2021 IEEE/RSJ …, 2021‏ - ieeexplore.ieee.org
Autonomous Valet Parking (AVP) in an under-ground garage is an emerging smart vehicle
solution that the community believes to be solvable with close-to-market sensors. Absence …

Efficient globally-optimal correspondence-less visual odometry for planar ground vehicles

L Gao, J Su, J Cui, X Zeng, X Peng… - 2020 IEEE International …, 2020‏ - ieeexplore.ieee.org
The motion of planar ground vehicles is often non-holonomic, and as a result may be
modelled by the 2 DoF Ackermann steering model. We analyse the feasibility of estimating …

Reliable frame-to-frame motion estimation for vehicle-mounted surround-view camera systems

Y Wang, K Huang, X Peng, H Li… - 2020 IEEE International …, 2020‏ - ieeexplore.ieee.org
Modern vehicles are often equipped with a surround-view multi-camera system. The current
interest in autonomous driving invites the investigation of how to use such systems for a …

Online calibration of exterior orientations of a vehicle-mounted surround-view camera system

Z Ouyang, L Hu, Y Lu, Z Wang… - … on Robotics and …, 2020‏ - ieeexplore.ieee.org
The increasing availability of surround-view camera systems in passenger vehicles
motivates their use as an exterior perception modality for intelligent vehicle behaviour. An …

Absolute scale estimation for underwater monocular visual odometry based on 2-D imaging sonar

D Yang, H Ai, J Liu, B He - Measurement, 2022‏ - Elsevier
In this paper, the scale ambiguity in underwater monocular visual odometry is solved with 2-
D sonar measurements obtained from three viewpoints. Each measurement value is …