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Legged navigation is typically examined within open-world, off-road, and challenging environments. In these scenarios, estimating external disturbances requires a complex synthesis of multi-modal information. This underlines a major…

Robotics · Computer Science 2024-09-30 Junli Ren , Yikai Liu , Yingru Dai , Junfeng Long , Guijin Wang

Terrain-aware perception holds the potential to improve the robustness and accuracy of autonomous robot navigation in the wilds, thereby facilitating effective off-road traversals. However, the lack of multi-modal perception across various…

Robotics · Computer Science 2024-03-26 Chen Yao , Yangtao Ge , Guowei Shi , Zirui Wang , Ningbo Yang , Zheng Zhu , Hexiang Wei , Yuntian Zhao , Jing Wu , Zhenzhong Jia

Reliably reconstructing physical fields from sparse sensor data is a challenge that frequently arises in many scientific domains. In practice, the process generating the data often is not understood to sufficient accuracy. Therefore, there…

Machine Learning · Computer Science 2024-01-23 Xihaier Luo , Wei Xu , Yihui Ren , Shinjae Yoo , Balu Nadiga

Safe navigation in uneven terrains is an important problem in robotic research. In this paper we propose a 2.5D navigation system which consists of elevation map building, path planning and local path following with obstacle avoidance. For…

Robotics · Computer Science 2022-09-16 Stepan Dergachev , Kirill Muravyev , Konstantin Yakovlev

Target-driven visual navigation aims at navigating an agent towards a given target based on the observation of the agent. In this task, it is critical to learn informative visual representation and robust navigation policy. Aiming to…

Computer Vision and Pattern Recognition · Computer Science 2020-07-23 Heming Du , Xin Yu , Liang Zheng

We propose to take a novel approach to robot system design where each building block of a larger system is represented as a differentiable program, i.e. a deep neural network. This representation allows for integrating algorithmic planning…

Robotics · Computer Science 2018-07-19 Peter Karkus , David Hsu , Wee Sun Lee

In this paper, we propose a novel Deep Reinforcement Learning approach to address the mapless navigation problem, in which the locomotion actions of a humanoid robot are taken online based on the knowledge encoded in learned models.…

Robotics · Computer Science 2021-08-10 Andre Brandenburger , Diego Rodriguez , Sven Behnke

Reliable outdoor deployment of mobile robots requires the robust identification of permissible driving routes in a given environment. The performance of LiDAR and vision-based perception systems deteriorates significantly if certain…

Robotics · Computer Science 2020-09-23 David Williams , Daniele De Martini , Matthew Gadd , Letizia Marchegiani , Paul Newman

Safe and high-speed navigation is a key enabling capability for real world deployment of robotic systems. A significant limitation of existing approaches is the computational bottleneck associated with explicit mapping and the limited field…

Robotics · Computer Science 2020-12-23 Kapil D. Katyal , Adam Polevoy , Joseph Moore , Craig Knuth , Katie M. Popek

Off-road autonomous driving poses significant challenges such as navigating unmapped, variable terrain with uncertain and diverse dynamics. Addressing these challenges requires effective long-horizon planning and adaptable control.…

Existing curved-layer-based process planning methods for multi-axis manufacturing address collisions only indirectly and generate toolpaths in a post-processing step, leaving toolpath geometry uncontrolled during optimization. We present an…

Robotics · Computer Science 2026-04-22 Neelotpal Dutta , Tianyu Zhang , Tao Liu , Yongxue Chen , Charlie C. L. Wang

Off-road navigation remains challenging for autonomous robots due to the harsh terrain and clustered obstacles. In this letter, we extend the YOPO (You Only Plan Once) end-to-end navigation framework to off-road environments, explicitly…

Robotics · Computer Science 2025-05-27 Hongyu Cao , Junjie Lu , Xuewei Zhang , Yulin Hui , Zhiyu Li , Bailing Tian

(Simplified Abstract) To accomplish breakthroughs in dynamic whole-body locomotion, legged robots have to be terrain aware. Terrain-Aware Locomotion (TAL) implies that the robot can perceive the terrain with its sensors, and can take…

Robotics · Computer Science 2022-12-02 Shamel Fahmi

Exploring and traversing extreme terrain with surface robots is difficult, but highly desirable for many applications, including exploration of planetary surfaces, search and rescue, among others. For these applications, to ensure the robot…

Robotics · Computer Science 2020-04-03 Frances Zhu , D. Sawyer Elliott , ZhiDi Yang , Haoyuan Zheng

Autonomous mobility tasks such as lastmile delivery require reasoning about operator indicated preferences over terrains on which the robot should navigate to ensure both robot safety and mission success. However, coping with out of…

Robotics · Computer Science 2023-09-28 Haresh Karnan , Elvin Yang , Garrett Warnell , Joydeep Biswas , Peter Stone

Implicit representations such as Neural Radiance Fields (NeRF) have been shown to be very effective at novel view synthesis. However, these models typically require manual and careful human data collection for training. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2023-12-25 Pierre Marza , Laetitia Matignon , Olivier Simonin , Dhruv Batra , Christian Wolf , Devendra Singh Chaplot

Trajectory Representation Learning (TRL) is a powerful tool for spatial-temporal data analysis and management. TRL aims to convert complicated raw trajectories into low-dimensional representation vectors, which can be applied to various…

Machine Learning · Computer Science 2024-03-08 Jiawei Jiang , Dayan Pan , Houxing Ren , Xiaohan Jiang , Chao Li , Jingyuan Wang

Navigation is one of the most heavily studied problems in robotics, and is conventionally approached as a geometric mapping and planning problem. However, real-world navigation presents a complex set of physical challenges that defies…

Robotics · Computer Science 2022-12-14 Sergey Levine , Dhruv Shah

Off-road driving operations can be a challenging environment for human conductors as they are subject to accidents, repetitive and tedious tasks, strong vibrations, which may affect their health in the long term. Therefore, they can benefit…

Systems and Control · Electrical Eng. & Systems 2023-12-13 Kenny A. Q. Caldas , Filipe M. Barbosa , Junior A. R. Silva , Tiago C. Santos , Iago P. Gomes , Luis A. Rosero , Denis F. Wolf , Valdir Grassi

Off-road environments remain significant challenges for autonomous ground vehicles, due to the lack of structured roads and the presence of complex obstacles, such as uneven terrain, vegetation, and occlusions. Traditional perception…

Robotics · Computer Science 2025-08-07 Zitong Chen , Chao Sun , Shida Nie , Chen Min , Changjiu Ning , Haoyu Li , Bo Wang