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Legged robots navigating cluttered environments must be jointly agile for efficient task execution and safe to avoid collisions with obstacles or humans. Existing studies either develop conservative controllers (< 1.0 m/s) to ensure safety,…

Robotics · Computer Science 2024-05-22 Tairan He , Chong Zhang , Wenli Xiao , Guanqi He , Changliu Liu , Guanya Shi

Biologically inspired algorithms for simultaneous localization and mapping (SLAM) such as RatSLAM have been shown to yield effective and robust robot navigation in both indoor and outdoor environments. One drawback however is the…

Robotics · Computer Science 2021-05-10 Ozan Çatal , Wouter Jansen , Tim Verbelen , Bart Dhoedt , Jan Steckel

Mobile robots have gained increased importance within industrial tasks such as commissioning, delivery or operation in hazardous environments. The ability to autonomously navigate safely especially within dynamic environments, is paramount…

Robotics · Computer Science 2020-08-04 Linh Kästner , Cornelius Marx , Jens Lambrecht

We introduce DreamerAD, the first latent world model framework that enables efficient reinforcement learning for autonomous driving by compressing diffusion sampling from 100 steps to 1 - achieving 80x speedup while maintaining visual…

Legged robots have enormous potential in their range of capabilities, from navigating unstructured terrains to high-speed running. However, designing robust controllers for highly agile dynamic motions remains a substantial challenge for…

Robotics · Computer Science 2023-04-20 Laura Smith , J. Chase Kew , Tianyu Li , Linda Luu , Xue Bin Peng , Sehoon Ha , Jie Tan , Sergey Levine

Robotic systems are nowadays capable of solving complex navigation tasks. However, their capabilities are limited to the knowledge of the designer and consequently lack generalizability to initially unconsidered situations. This makes deep…

Robotics · Computer Science 2022-05-24 Christopher Gebauer , Nils Dengler , Maren Bennewitz

Reinforcement learning (RL) has demonstrated remarkable capability in acquiring robot skills, but learning each new skill still requires substantial data collection for training. The pretrain-and-finetune paradigm offers a promising…

Robotics · Computer Science 2025-03-25 Ziang Zheng , Guojian Zhan , Bin Shuai , Shengtao Qin , Jiangtao Li , Tao Zhang , Shengbo Eben Li

Many autonomous systems face safety challenges, requiring robust closed-loop control to handle physical limitations and safety constraints. Real-world systems, like autonomous ships, encounter nonlinear dynamics and environmental…

Robotics · Computer Science 2024-04-03 Aksel Vaaler , Svein Jostein Husa , Daniel Menges , Thomas Nakken Larsen , Adil Rasheed

For robotic vehicles to navigate robustly and safely in unseen environments, it is crucial to decide the most suitable navigation policy. However, most existing deep reinforcement learning based navigation policies are trained with a…

Robotics · Computer Science 2023-10-31 Kyowoon Lee , Seongun Kim , Jaesik Choi

This paper proposes a novel adaptive guidance system developed using reinforcement meta-learning with a recurrent policy and value function approximator. The use of recurrent network layers allows the deployed policy to adapt real time to…

Systems and Control · Computer Science 2020-02-19 Brian Gaudet , Richard Linares , Roberto Furfaro

Learning controllers that reproduce legged locomotion in nature has been a long-time goal in robotics and computer graphics. While yielding promising results, recent approaches are not yet flexible enough to be applicable to legged systems…

Robotics · Computer Science 2022-07-26 Daniel Ordonez-Apraez , Antonio Agudo , Francesc Moreno-Noguer , Mario Martin

Towards human-robot coexistence, socially aware navigation is significant for mobile robots. Yet existing studies on this area focus mainly on path efficiency and pedestrian collision avoidance, which are essential but represent only a…

Robotics · Computer Science 2025-12-11 Junting Chen , Yunchuan Li , Panfeng Jiang , Jiacheng Du , Zixuan Chen , Chenrui Tie , Jiajun Deng , Lin Shao

Distance-based reward mechanisms in deep reinforcement learning (DRL) navigation systems suffer from critical safety limitations in dynamic environments, frequently resulting in collisions when visibility is restricted. We propose DRL-NSUO,…

Robotics · Computer Science 2025-03-04 Mingao Tan , Shanze Wang , Biao Huang , Zhibo Yang , Rongfei Chen , Xiaoyu Shen , Wei Zhang

We present a unified model-based and data-driven approach for quadrupedal planning and control to achieve dynamic locomotion over uneven terrain. We utilize on-board proprioceptive and exteroceptive feedback to map sensory information and…

Robotics · Computer Science 2022-05-13 Siddhant Gangapurwala , Mathieu Geisert , Romeo Orsolino , Maurice Fallon , Ioannis Havoutis

Intelligent navigation among social crowds is an essential aspect of mobile robotics for applications such as delivery, health care, or assistance. Deep Reinforcement Learning emerged as an alternative planning method to conservative…

Robotics · Computer Science 2021-09-24 Linh Kästner , Junhui Li , Zhengcheng Shen , Jens Lambrecht

Image-goal navigation (ImageNav) tasks a robot with autonomously exploring an unknown environment and reaching a location that visually matches a given target image. While prior works primarily study ImageNav for ground robots, enabling…

Robotics · Computer Science 2025-12-22 Zichen Yan , Rui Huang , Lei He , Shao Guo , Lin Zhao

Advancing safe autonomous systems through reinforcement learning (RL) requires robust benchmarks to evaluate performance, analyze methods, and assess agent competencies. Humans primarily rely on embodied visual perception to safely navigate…

Artificial Intelligence · Computer Science 2025-03-12 Tristan Tomilin , Meng Fang , Mykola Pechenizkiy

For real-world deployments, it is critical to allow robots to navigate in complex environments autonomously. Traditional methods usually maintain an internal map of the environment, and then design several simple rules, in conjunction with…

Robotics · Computer Science 2021-04-16 Yuanyang Zhu , Zhi Wang , Chunlin Chen , Daoyi Dong

Reinforcement learning (RL) enables social robots to generate trajectories without relying on human-designed rules or interventions, making it generally more effective than rule-based systems in adapting to complex, dynamic real-world…

Robotics · Computer Science 2025-02-07 Jianpeng Yao , Xiaopan Zhang , Yu Xia , Zejin Wang , Amit K. Roy-Chowdhury , Jiachen Li

Control policy learning for modular robot locomotion has previously been limited to proprioceptive feedback and flat terrain. This paper develops policies for modular systems with vision traversing more challenging environments. These…

Robotics · Computer Science 2023-05-02 Julian Whitman , Howie Choset