Representation granularity enables time-efficient autonomous exploration in large, complex worlds

C Cao, H Zhu, Z Ren, H Choset, J Zhang - Science Robotics, 2023 - science.org
We propose a dual-resolution scheme to achieve time-efficient autonomous exploration with
one or many robots. The scheme maintains a high-resolution local map of the robot's …

Oxpecker: A tethered uav for inspection of stone-mine pillars

B Martinez Rocamora Jr, RR Lima, K Samarakoon… - Drones, 2023 - mdpi.com
This paper presents a state-of-the-art tethered unmanned aerial vehicle (TUAV) for structural
integrity assessment of underground stone mine pillars. The TUAV, powered by its tether …

Multi-robot, multi-sensor exploration of multifarious environments with full mission aerial autonomy

G Best, R Garg, J Keller… - … Journal of Robotics …, 2024 - journals.sagepub.com
We present a coordinated autonomy pipeline for multi-sensor exploration of confined
environments. We simultaneously address four broad challenges that are typically …

Dppm: Decentralized exploration planning for multi-uav systems using lightweight information structure

Y Hui, X Zhang, H Shen, H Lu… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Autonomous exploration of unknown environments with multiple Unmanned Aerial Vehicles
(UAVs) is a challenging problem. In this article, we present DPPM, a Decentralized …

Semantics-aware exploration and inspection path planning

M Dharmadhikari, K Alexis - 2023 IEEE International …, 2023 - ieeexplore.ieee.org
This paper contributes a novel strategy for semantics-aware autonomous exploration and
inspection path planning. Attuned to the fact that environments that need to be explored …

Off-policy evaluation with online adaptation for robot exploration in challenging environments

Y Hu, J Geng, C Wang, J Keller… - IEEE Robotics and …, 2023 - ieeexplore.ieee.org
Autonomous exploration has many important applications. However, classic information
gain-based or frontier-based exploration only relies on the robot current state to determine …

Autonomous Exploration and General Visual Inspection of Ship Ballast Water Tanks using Aerial Robots

M Dharmadhikari, P De Petris… - 2023 21st …, 2023 - ieeexplore.ieee.org
This paper presents a solution for the autonomous exploration and inspection of Ballast
Water Tanks (BWTs) of marine vessels using aerial robots. Ballast tank compartments are …

Learned Contextual LiDAR Informed Visual Search in Unseen Environments

R Gupta, K Morgenstein, S Ortega, L Sentis - arXiv preprint arXiv …, 2023 - arxiv.org
This paper presents LIVES: LiDAR Informed Visual Search, an autonomous planner for
unknown environments. We consider the pixel-wise environment perception problem where …

Star-Searcher: A Complete and Efficient Aerial System for Autonomous Target Search in Complex Unknown Environments

Y Luo, Z Zhuang, N Pan, C Feng… - IEEE Robotics and …, 2024 - ieeexplore.ieee.org
This letter tackles the challenge of autonomous target search using unmanned aerial
vehicles (UAVs) in complex unknown environments. To fill the gap in systematic approaches …

Multi-Robot Multi-Room Exploration with Geometric Cue Extraction and Spherical Decomposition

S Kim, M Corah, J Keller, G Best, S Scherer - arXiv preprint arXiv …, 2023 - arxiv.org
This work proposes an autonomous multi-robot exploration pipeline that coordinates the
behaviors of robots in an indoor environment composed of multiple rooms. Contrary to …