English
Related papers

Related papers: TTT-Parkour: Rapid Test-Time Training for Percepti…

200 papers

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

Legged robots must exhibit robust and agile locomotion across diverse, unstructured terrains, a challenge exacerbated under blind locomotion settings where terrain information is unavailable. This work introduces a hierarchical…

Robotics · Computer Science 2025-11-05 Matheus P. Angarola , Francisco Affonso , Marcelo Becker

Quadruped robots demonstrate exceptional potential for navigating complex terrain in critical applications such as search and rescue missions and infrastructure inspection However autonomous traversal of confined 3D environments including…

Robotics · Computer Science 2026-05-14 Amir Hossain Raj , Dibyendu Das , Xuesu Xiao

Training robots with reinforcement learning (RL) typically involves heavy interactions with the environment, and the acquired skills are often sensitive to changes in task environments and robot kinematics. Transfer RL aims to leverage…

Robotics · Computer Science 2023-09-26 Pingcheng Jian , Easop Lee , Zachary Bell , Michael M. Zavlanos , Boyuan Chen

Performing agile navigation with four-legged robots is a challenging task due to the highly dynamic motions, contacts with various parts of the robot, and the limited field of view of the perception sensors. In this paper, we propose a…

Robotics · Computer Science 2023-06-27 David Hoeller , Nikita Rudin , Dhionis Sako , Marco Hutter

Quadruped robots have shown remarkable mobility on various terrains through reinforcement learning. Yet, in the presence of sparse footholds and risky terrains such as stepping stones and balance beams, which require precise foot placement…

Robotics · Computer Science 2024-08-12 Chong Zhang , Nikita Rudin , David Hoeller , Marco Hutter

Humanoid robots have demonstrated robust locomotion capabilities using Reinforcement Learning (RL)-based approaches. Further, to obtain human-like behaviors, existing methods integrate human motion-tracking or motion prior in the RL…

Robotics · Computer Science 2025-06-13 Dewei Wang , Xinmiao Wang , Xinzhe Liu , Jiyuan Shi , Yingnan Zhao , Chenjia Bai , Xuelong Li

Designing agile locomotion for quadruped robots often requires extensive expertise and tedious manual tuning. In this paper, we present a system to automate this process by leveraging deep reinforcement learning techniques. Our system can…

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

Humanoid parkour requires locomotion policies to coordinate whole-body dynamics across rapidly changing terrains such as stairs, gaps, slopes, and obstacles. Existing reinforcement learning policies are largely reactive, mapping…

Robotics · Computer Science 2026-05-27 Yanheng Mai , Wenhao Xu , Zirui Huang , Yifei Fu , Shengwei Dong , Xinjue Wang , Kailun Huang , Yanzhe Xie , Renjing Xu

Legged robots have unparalleled mobility on unstructured terrains. However, it remains an open challenge to design locomotion controllers that can operate in a large variety of environments. In this paper, we address this challenge of…

Robotics · Computer Science 2020-11-12 Alejandro Escontrela , George Yu , Peng Xu , Atil Iscen , Jie Tan

Human-robot teaming (HRT) systems often rely on large-scale datasets of human and robot interactions, especially for close-proximity collaboration tasks such as human-robot handovers. Learning robot manipulation policies from raw,…

Robotics · Computer Science 2025-08-14 Yuekun Wu , Yik Lung Pang , Andrea Cavallaro , Changjae Oh

Recent success in legged robot locomotion is attributed to the integration of reinforcement learning and physical simulators. However, these policies often encounter challenges when deployed in real-world environments due to sim-to-real…

Robotics · Computer Science 2025-06-04 Shaoting Zhu , Linzhan Mou , Derun Li , Baijun Ye , Runhan Huang , Hang Zhao

Automatic fall recovery is a crucial prerequisite before humanoid robots can be reliably deployed. Hand-designing controllers for getting up is difficult because of the varied configurations a humanoid can end up in after a fall and the…

Robotics · Computer Science 2025-04-29 Xialin He , Runpei Dong , Zixuan Chen , Saurabh Gupta

In nature, animals with exceptional locomotion abilities, such as cougars, often possess asymmetric fore and hind legs. This observation inspired us: could optimizing the leg length of quadruped robots endow them with similar locomotive…

Robotics · Computer Science 2024-09-17 Ci Chen , Jiyu Yu , Haojian Lu , Hongbo Gao , Rong Xiong , Yue Wang

In this paper, we present a learning-based approach that allows a robot to quickly follow a reference path defined in joint space without exceeding limits on the position, velocity, acceleration and jerk of each robot joint. Contrary to…

Robotics · Computer Science 2022-10-21 Jonas C. Kiemel , Torsten Kröger

Recently, reinforcement learning has become a promising and polular solution for robot legged locomotion. Compared to model-based control, reinforcement learning based controllers can achieve better robustness against uncertainties of…

Robotics · Computer Science 2023-10-09 Yikai Wang , Zheyuan Jiang , Jianyu Chen

Deep reinforcement learning has recently emerged as an appealing alternative for legged locomotion over multiple terrains by training a policy in physical simulation and then transferring it to the real world (i.e., sim-to-real transfer).…

Robotics · Computer Science 2023-03-22 Hang Lai , Weinan Zhang , Xialin He , Chen Yu , Zheng Tian , Yong Yu , Jun Wang

We present a methodology for fast prototyping of morphologies and controllers for robot locomotion. Going beyond simulation-based approaches, we argue that the form and function of a robot, as well as their interplay with real-world…

Traversing narrow paths is challenging for humanoid robots due to the sparse and safety-critical footholds required. Purely template-based or end-to-end reinforcement learning-based methods suffer from such harsh terrains. This paper…

Robotics · Computer Science 2025-09-23 TianChen Huang , Runchen Xu , Yu Wang , Wei Gao , Shiwu Zhang