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Bipedal locomotion is a key challenge in robotics, particularly for robots like Bolt, which have a point-foot design. This study explores the control of such underactuated robots using constrained reinforcement learning, addressing their…

A task decomposition method for iterative learning model predictive control is presented. We consider a constrained nonlinear dynamical system and assume the availability of state-input pair datasets which solve a task T1. Our objective is…

系统与控制 · 电气工程与系统科学 2020-03-13 Charlott Vallon , Francesco Borrelli

This work addresses the problem of multi-robot coordination under unknown robot transition models, ensuring that tasks specified by Time Window Temporal Logic are satisfied with user-defined probability thresholds. We present a bi-level…

机器人学 · 计算机科学 2025-02-17 Xiaoshan Lin , Roberto Tron

Deep imitation learning is promising for robot manipulation because it only requires demonstration samples. In this study, deep imitation learning is applied to tasks that require force feedback. However, existing demonstration methods have…

机器人学 · 计算机科学 2024-02-27 Heecheol Kim , Yoshiyuki Ohmura , Akihiko Nagakubo , Yasuo Kuniyoshi

With the aim of further enabling the exploitation of intentional impacts in robotic manipulation, a control framework is presented that directly tackles the challenges posed by tracking control of robotic manipulators that are tasked to…

机器人学 · 计算机科学 2024-07-02 Jari van Steen , Gijs van den Brandt , Nathan van de Wouw , Jens Kober , Alessandro Saccon

Tool manipulation is vital for facilitating robots to complete challenging task goals. It requires reasoning about the desired effect of the task and thus properly grasping and manipulating the tool to achieve the task. Task-agnostic…

机器人学 · 计算机科学 2018-06-26 Kuan Fang , Yuke Zhu , Animesh Garg , Andrey Kurenkov , Viraj Mehta , Li Fei-Fei , Silvio Savarese

Incorporating a robotic manipulator into a wheel-legged robot enhances its agility and expands its potential for practical applications. However, the presence of potential instability and uncertainties presents additional challenges for…

机器人学 · 计算机科学 2024-03-29 Zifan Wang , Yufei Jia , Lu Shi , Haoyu Wang , Haizhou Zhao , Xueyang Li , Jinni Zhou , Jun Ma , Guyue Zhou

This paper investigates the problem of the dynamic balance control of multi-arm free-floating space robot during capturing an active object in close proximity. The position and orientation of space base will be affected during the operation…

机器人学 · 计算机科学 2007-05-23 Panfeng Huang , Yangsheng Xu , Bin Liang

In this paper, we devise methods for the multi- objective control of humanoid robots, a.k.a. prioritized whole- body controllers, that achieve efficiency and robustness in the algorithmic computations. We use a form of whole-body…

机器人学 · 计算机科学 2018-07-04 Donghyun Kim , Jaemin Lee , Orion Campbell , Hochul Hwang , Luis Sentis

Mobile manipulators are envisioned to serve more complex roles in people's everyday lives. With recent breakthroughs in large language models, task planners have become better at translating human verbal instructions into a sequence of…

机器人学 · 计算机科学 2026-03-12 Xintong Du , Siqi Zhou , Angela P. Schoellig

A hyper-redundant robotic arm is a manipulator with many degrees of freedom, capable of executing tasks in cluttered environments where robotic arms with fewer degrees of freedom are unable to operate. This paper introduces a new method for…

机器人学 · 计算机科学 2018-03-13 Marios P. Xanthidis , Kostantinos J. Kyriakopoulos , Ioannis Rekleitis

This paper presents a novel task-priority control framework for redundant robotic systems based on a hierarchy of control Lyapunov function (CLF) and control barrier function (CBF) based quadratic programs (QPs). The proposed method…

系统与控制 · 电气工程与系统科学 2021-06-07 Erlend A. Basso , Kristin Y. Pettersen

In this research, we introduce a deep reinforcement learning-based control approach to address the intricate challenge of the robotic pre-grasping phase under microgravity conditions. Leveraging reinforcement learning eliminates the…

机器人学 · 计算机科学 2024-12-16 Bahador Beigomi , Zheng H. Zhu

Circumnavigation control is useful in real-world applications such as entrapping a hostile target. In this paper, we consider a heterogeneous multi-robot system where robots have different physical properties, such as maximum movement…

机器人学 · 计算机科学 2018-05-18 Weijia Yao , Sha Luo , Huimin Lu , Junhao Xiao

This paper explores general multi-robot task and motion planning, where multiple robots in close proximity manipulate objects while satisfying constraints and a given goal. In particular, we formulate the plan refinement problem--which,…

机器人学 · 计算机科学 2023-09-19 Yoonchang Sung , Rahul Shome , Peter Stone

Agricultural robotics and automation are facing some challenges rooted in the high variability 9 of products, task complexity, crop quality requirement, and dense vegetation. Such a set of 10 challenges demands a more versatile and safe…

机器人学 · 计算机科学 2023-12-04 Ali Leylavi Shoushtari

The ability to perform in-hand manipulation still remains an unsolved problem; having this capability would allow robots to perform sophisticated tasks requiring repositioning and reorienting of grasped objects. In this work, we present a…

机器人学 · 计算机科学 2020-11-19 Shenli Yuan , Lin Shao , Connor L. Yako , Alex Gruebele , J. Kenneth Salisbury

Most successes in robotic manipulation have been restricted to single-arm robots, which limits the range of solvable tasks to pick-and-place, insertion, and objects rearrangement. In contrast, dual and multi arm robot platforms unlock a…

机器人学 · 计算机科学 2022-03-17 Satoshi Kataoka , Seyed Kamyar Seyed Ghasemipour , Daniel Freeman , Igor Mordatch

Multi-degree of freedom robots are playing very important role in different applications of automation. They are providing much more accuracy in carrying out a typical procedure as compared to the manual work done by human. In recent years…

机器人学 · 计算机科学 2020-12-29 Param Kothari

This note briefly introduces the computed torque control method for trajectory tracking. The method is applicable to fully actuated robots, i.e, those whose inverse dynamics can be solved for any feasible acceleration. This includes many…

机器人学 · 计算机科学 2023-04-27 Lluís Ros