There's no place like home: visual teach and repeat for emergency return of multirotor UAVs during GPS failure

M Warren, M Greeff, B Patel, J Collier… - IEEE Robotics and …, 2018 - ieeexplore.ieee.org
Redundant navigation systems are critical for safe operation of UAVs in high-risk
environments. Since most commercial UAVs almost wholly rely on GPS, jamming …

SCALAR: Simultaneous calibration of 2-D laser and robot kinematic parameters using planarity and distance constraints

TS Lembono, F Suárez-Ruiz… - IEEE transactions on …, 2019 - ieeexplore.ieee.org
In this paper, we propose SCALAR, a calibration method to simultaneously calibrate the
kinematic parameters of a 6-DoF robot and the extrinsic parameters of a 2-D laser range …

Point me in the right direction: Improving visual localization on UAVs with active gimballed camera pointing

B Patel, M Warren, A Schoellig - 2019 16th Conference on …, 2019 - ieeexplore.ieee.org
Robust autonomous navigation of multirotor UAVs in GPS-denied environments is critical to
enable their safe operation in many applications such as surveillance and reconnaissance …

[HTML][HTML] Orientation modeling using quaternions and rational trigonometry

R Martínez, E Zamora, H Sossa, F Arce, LA Soriano - Machines, 2022 - mdpi.com
In recent years, the recreational and commercial use of flight and driving simulators has
become more popular. All these applications require the calculation of orientation in either …

DC-VINS: Dynamic Camera Visual Inertial Navigation System with Online Calibration

J Rebello, C Li, SL Waslander - Proceedings of the IEEE …, 2021 - openaccess.thecvf.com
Visual-inertial (VI) sensor combinations are becoming ubiquitous in a variety of autonomous
driving and aerial navigation applications due to their low cost, limited power consumption …

[图书][B] Visual Localization for UAVs in Outdoor GPS-Denied Environments

B Patel - 2019 - search.proquest.com
Vision-based navigation techniques are commonly used for autonomous flight in outdoor
GPS-denied environments. We adapt Visual Teach and Repeat (VT&R), a vision-based …

Informed data selection for dynamic multi-camera clusters

A Das - 2018 - uwspace.uwaterloo.ca
Traditional multi-camera systems require a fixed calibration between cameras to provide the
solution at the correct scale, which places many limitations on its performance. This thesis …

Robust Control of Gimbal Based Robotic Eye for Humanoid Robots: Friction Estimation for Tracking Performance Improvement

A Mahmood, AQ Khan, G Mustafa, M Abid… - University of Wah …, 2021 - uwjst.org.pk
In the current age of automation, robots have been designed to interact and work with
humans. Humanoid robots are mostly used for this social interaction. To interact in a social …

Towards Robust Autonomous MAV Landing with a Gimbal Camera

C Choi - 2018 - uwspace.uwaterloo.ca
As micro aerial vehicles (MAVs) become increasingly common as platforms for aerial
inspection, monitoring and tracking, the need for robust automated landing methods …

[引用][C] Point Me In The Right Direction: Evaluating Active Pointing Strategies for Gimbal-Stabilized Visual Localization on UAVs