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 …

Multi-agent active search using realistic depth-aware noise model

R Ghods, WJ Durkin, J Schneider - 2021 IEEE International …, 2021 - ieeexplore.ieee.org
The active search for objects of interest in an unknown environment has many robotics
applications including search and rescue, detecting gas leaks or locating animal poachers …

Learning camera performance models for active multi-camera visual teach and repeat

M Mattamala, M Ramezani, M Camurri… - … on Robotics and …, 2021 - ieeexplore.ieee.org
In dynamic and cramped industrial environments, achieving reliable Visual Teach and
Repeat (VT&R) with a single-camera is challenging. In this work, we develop a robust …

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 …

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 …

FLAF: Focal Line and Feature-constrained Active View Planning for Visual Teach and Repeat

C Fu, W Chen, W Xu, H Zhang - arxiv preprint arxiv:2409.03457, 2024 - arxiv.org
This paper presents FLAF, a focal line and feature-constrained active view planning method
for tracking failure avoidance in feature-based visual navigation of mobile robots. Our FLAF …

Unlocking Dynamic Cameras for Visual Navigation

JJ Rebello - 2023 - search.proquest.com
The ability of a mobile robot to navigate reliably in an unknown environment depends on the
information perceived from its surroundings, usually available in the form of measurements …

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