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It is challenging for the mobile robot to achieve autonomous and mapless navigation in the unknown environment with uneven terrain. In this study, we present a layered and systematic pipeline. At the local level, we maintain a tree…

Robotics · Computer Science 2025-01-07 Yinchuan Wang , Nianfei Du , Yongsen Qin , Xiang Zhang , Rui Song , Chaoqun Wang

An unmanned autonomous vehicle (UAV) is sent on a mission to explore and reconstruct an unknown environment from a series of measurements collected by Bayesian optimization. The success of the mission is judged by the UAV's ability to…

Machine Learning · Statistics 2021-04-09 Antoine Blanchard , Themistoklis Sapsis

Motion planning in off-road environments requires reasoning about both the geometry and semantics of the scene (e.g., a robot may be able to drive through soft bushes but not a fallen log). In many recent works, the world is classified into…

Robotics · Computer Science 2022-03-28 Xiaoyi Cai , Michael Everett , Jonathan Fink , Jonathan P. How

This paper considers the path planning problem for autonomous exploration of an unknown environment using multiple heterogeneous robots such as drones, wheeled, and legged robots, which have different capabilities to traverse complex…

Robotics · Computer Science 2025-10-07 Longrui Yang , Yiyu Wang , Jingfan Tang , Yunpeng Lv , Shizhe Zhao , Chao Cao , Zhongqiang Ren

The use of multi-rotor Unmanned Aerial Vehicles (UAVs) for search and rescue as well as remote sensing is rapidly increasing. Multi-rotor UAVs, however, have limited endurance. The range of UAV applications can be widened if teams of…

Robotics · Computer Science 2021-08-12 Xiaolong Zhu , Fernando Vanegas , Felipe Gonzalez , Conrad Sanderson

This paper describes a novel approach to planning which takes advantage of decision theory to greatly improve robustness in an uncertain environment. We present an algorithm which computes conditional plans of maximum expected utility. This…

Artificial Intelligence · Computer Science 2013-02-28 Stephen G. Pimentel , Lawrence M. Brem

One of the main challenges in autonomous robotic exploration and navigation in unknown and unstructured environments is determining where the robot can or cannot safely move. A significant source of difficulty in this determination arises…

Robotics · Computer Science 2022-09-07 David D. Fan , Sharmita Dey , Ali-akbar Agha-mohammadi , Evangelos A. Theodorou

Efficient exploration of unknown environments is crucial for autonomous robots, especially in confined and large-scale scenarios with limited communication. To address this challenge, we propose a collaborative exploration framework for a…

Robotics · Computer Science 2025-09-10 Angelos Zacharia , Mihir Dharmadhikari , Kostas Alexis

With the real need of field exploration in large-scale and extreme outdoor environments, cooperative exploration tasks have garnered increasing attention. This paper presents a comprehensive review of multi-robot cooperative exploration…

Robust navigation in changing marine environments requires autonomous systems capable of perceiving, reasoning, and acting under uncertainty. This study introduces a hybrid risk-aware navigation architecture that integrates probabilistic…

Robotics · Computer Science 2026-03-25 Ozan Kaya , Emir Cem Gezer , Roger Skjetne , Ingrid Bouwer Utne

Autonomous exploration in unknown environments remains a fundamental challenge in robotics, particularly for applications such as search and rescue, industrial inspection, and planetary exploration. Multi-robot active SLAM presents a…

Efficient robotic extraterrestrial exploration requires robots with diverse capabilities, ranging from scientific measurement tools to advanced locomotion. A robotic team enables the distribution of tasks over multiple specialized…

Robotics · Computer Science 2026-04-02 Matthias Rubio , Julia Richter , Hendrik Kolvenbach , Marco Hutter

In unknown non-convex environments, such as indoor and underground spaces, deploying a fleet of robots to explore the surroundings while simultaneously searching for and tracking targets of interest to maintain high-precision data…

Robotics · Computer Science 2025-09-30 Jun Chen , Jiaqing Ma , Philip Dames

This paper considers centralized mission-planning for a heterogeneous multi-agent system with the aim of locating a hidden target. We propose a mixed observable setting, consisting of a fully observable state-space and a partially…

Robotics · Computer Science 2022-11-15 Kasper Johansson , Ugo Rosolia , Wyatt Ubellacker , Andrew Singletary , Aaron D. Ames

Nowadays, mobile robots are deployed in many indoor environments, such as offices or hospitals. These environments are subject to changes in the traversability that often happen by following repeating patterns. In this paper, we investigate…

Robotics · Computer Science 2019-09-30 Lorenzo Nardi , Cyrill Stachniss

In disaster response or surveillance operations, quickly identifying areas needing urgent attention is critical, but deploying response teams to every location is inefficient or often impossible. Effective performance in this domain…

Robotics · Computer Science 2025-07-09 Abhish Khanal , Joseph Prince Mathew , Cameron Nowzari , Gregory J. Stein

Adaptive exploration methods propose ways to learn complex policies via alternating between exploration and exploitation. An important question for such methods is to determine the appropriate moment to switch between exploration and…

Artificial Intelligence · Computer Science 2026-02-11 Leonidas Bakopoulos , Georgios Chalkiadakis

Uncertainty-aware robot motion prediction is crucial for downstream traversability estimation and safe autonomous navigation in unstructured, off-road environments, where terrain is heterogeneous and perceptual uncertainty is high. Most…

We present a new framework for motion planning that wraps around existing kinodynamic planners and guarantees recursive feasibility when operating in a priori unknown, static environments. Our approach makes strong guarantees about overall…

Robotics · Computer Science 2019-03-08 David Fridovich-Keil , Jaime F. Fisac , Claire J. Tomlin

Autonomous exploration in unknown environments typically relies on onboard state estimation for localisation and mapping. Existing exploration methods primarily maximise coverage efficiency, but often overlook that visual-inertial odometry…

Robotics · Computer Science 2026-03-17 Moji Shi , Rajitha de Silva , Hang Yu , Riccardo Polvara , Marija Popović