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Learning to operate a vehicle is generally accomplished by forming a new cognitive map between the body motions and extrapersonal space. Here, we consider the challenge of remapping movement-to-space representations in survivors of spinal…

Control of wheeled humanoid locomotion is a challenging problem due to the nonlinear dynamics and under-actuated characteristics of these robots. Traditionally, feedback controllers have been utilized for stabilization and locomotion.…

Robotics · Computer Science 2022-04-08 Donghoon Baek , Amartya Purushottam , Joao Ramos

Reinforcement Learning (RL) methods have been proven successful in solving manipulation tasks autonomously. However, RL is still not widely adopted on real robotic systems because working with real hardware entails additional challenges,…

Off-road navigation on vertically challenging terrain, involving steep slopes and rugged boulders, presents significant challenges for wheeled robots both at the planning level to achieve smooth collision-free trajectories and at the…

Robotics · Computer Science 2024-10-29 Tong Xu , Chenhui Pan , Xuesu Xiao

Human-AI shared control allows human to interact and collaborate with AI to accomplish control tasks in complex environments. Previous Reinforcement Learning (RL) methods attempt the goal-conditioned design to achieve human-controllable…

Robotics · Computer Science 2023-03-06 Quanyi Li , Zhenghao Peng , Haibin Wu , Lan Feng , Bolei Zhou

With the number of people with disabilities (PWD) increasing worldwide each year, the demand for mobility support to enable independent living and social integration is also growing. Wheelchairs commonly support the mobility of PWD in both…

Robotics · Computer Science 2025-01-17 Yifan Xu , Qianwei Wang , Jordan Lillie , Vineet Kamat , Carol Menassa

Work-Related Musculoskeletal Disorders continue to be a major challenge in industrial environments, leading to reduced workforce participation, increased healthcare costs, and long-term disability. This study introduces a human-sensitive…

Robotics · Computer Science 2025-04-15 Vitor Martins , Sara M. Cerqueira , Mercedes Balcells , Elazer R Edelman , Cristina P. Santos

Despite the fact that robotic platforms can provide both consistent practice and objective assessments of users over the course of their training, there are relatively few instances where physical human robot interaction has been…

Robotics · Computer Science 2019-11-20 Kathleen Fitzsimons , Aleksandra Kalinowska , Julius P. A. Dewald , Todd Murphey

Controlling contact forces during interactions is critical for locomotion and manipulation tasks. While sim-to-real reinforcement learning (RL) has succeeded in many contact-rich problems, current RL methods achieve forceful interactions…

Robotics · Computer Science 2024-05-21 Tifanny Portela , Gabriel B. Margolis , Yandong Ji , Pulkit Agrawal

The design of feedback controllers for bipedal robots is challenging due to the hybrid nature of its dynamics and the complexity imposed by high-dimensional bipedal models. In this paper, we present a novel approach for the design of…

Robotics · Computer Science 2018-10-05 Guillermo A. Castillo , Bowen Weng , Ayonga Hereid , Wei Zhang

In recent years, the growing demand for more intelligent service robots is pushing the development of mobile robot navigation algorithms to allow safe and efficient operation in a dense crowd. Reinforcement learning (RL) approaches have…

Robotics · Computer Science 2024-10-28 Keyu Li , Ye Lu , Max Q. -H. Meng

Reinforcement Learning (RL) has been pivotal in recent robotics milestones and is poised to play a prominent role in the future. However, these advances can rely on proprietary simulators, expensive hardware, and a daunting range of tools…

Mobile robot navigation has seen extensive research in the last decades. The aspect of collaboration with robots and humans sharing workspaces will become increasingly important in the future. Therefore, the next generation of mobile robots…

Multiagent Systems · Computer Science 2020-08-06 Tessa van der Heiden , Florian Mirus , Herke van Hoof

Reinforcement learning (RL) has been successfully applied to a variety of robotics applications, where it outperforms classical methods. However, the safety aspect of RL and the transfer to the real world remain an open challenge. A…

Robotics · Computer Science 2025-04-21 Murad Dawood , Ahmed Shokry , Maren Bennewitz

This work introduces a robot navigation controller that combines event cameras and other sensors with reinforcement learning to enable real-time human-centered navigation and obstacle avoidance. Unlike conventional image-based controllers,…

Computer Vision and Pattern Recognition · Computer Science 2025-06-13 Ignacio Bugueno-Cordova , Javier Ruiz-del-Solar , Rodrigo Verschae

This paper presents a novel model-free reinforcement learning (RL) framework to design feedback control policies for 3D bipedal walking. Existing RL algorithms are often trained in an end-to-end manner or rely on prior knowledge of some…

Robotics · Computer Science 2019-10-07 Guillermo A. Castillo , Bowen Weng , Wei Zhang , Ayonga Hereid

Autonomous driving promises to transform road transport. Multi-vehicle and multi-lane scenarios, however, present unique challenges due to constrained navigation and unpredictable vehicle interactions. Learning-based methods---such as deep…

Robotics · Computer Science 2020-02-12 Rupert Mitchell , Jenny Fletcher , Jacopo Panerati , Amanda Prorok

In shared autonomy, user input is combined with semi-autonomous control to achieve a common goal. The goal is often unknown ex-ante, so prior work enables agents to infer the goal from user input and assist with the task. Such methods tend…

Machine Learning · Computer Science 2018-05-24 Siddharth Reddy , Anca D. Dragan , Sergey Levine

A motion-based control interface promises flexible robot operations in dangerous environments by combining user intuitions with the robot's motor capabilities. However, designing a motion interface for non-humanoid robots, such as…

Robotics · Computer Science 2022-04-29 Sunwoo Kim , Maks Sorokin , Jehee Lee , Sehoon Ha

Shared autonomy is a promising paradigm in robotic systems, particularly within the maritime domain, where complex, high-risk, and uncertain environments necessitate effective human-robot collaboration. This paper investigates the…

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