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Human-aware navigation is a complex task for mobile robots, requiring an autonomous navigation system capable of achieving efficient path planning together with socially compliant behaviors. Social planners usually add costs or constraints…

The dominant way to control a robot manipulator uses hand-crafted differential equations leveraging some form of inverse kinematics / dynamics. We propose a simple, versatile joint-level controller that dispenses with differential equations…

机器人学 · 计算机科学 2021-08-23 Visak Kumar , David Hoeller , Balakumar Sundaralingam , Jonathan Tremblay , Stan Birchfield

Manipulation of objects by exploiting their contact with the environment can enhance both the dexterity and payload capability of robotic manipulators. A common way to manipulate heavy objects beyond the payload capability of a robot is to…

机器人学 · 计算机科学 2021-04-27 Amin Fakhari , Aditya Patankar , Nilanjan Chakraborty

Many robotic path planning problems are continuous, stochastic, and high-dimensional. The ability of a mobile manipulator to coordinate its base and manipulator in order to control its whole-body online is particularly challenging when self…

机器人学 · 计算机科学 2021-10-06 Denis Hadjivelichkov , Kostas Vlachos , Dimitrios Kanoulas

Recent work has shown that complex manipulation skills, such as pushing or pouring, can be learned through state-of-the-art learning based techniques, such as Reinforcement Learning (RL). However, these methods often have high…

机器人学 · 计算机科学 2023-07-11 Constantinos Chamzas , Caelan Garrett , Balakumar Sundaralingam , Lydia E. Kavraki , Dieter Fox

Manipulating objects to achieve desired goal states is a basic but important skill for dexterous manipulation. Human hand motions demonstrate proficient manipulation capability, providing valuable data for training robots with multi-finger…

机器人学 · 计算机科学 2024-11-07 Yuanpei Chen , Chen Wang , Yaodong Yang , C. Karen Liu

Multi-agent navigation in dynamic environments is of great industrial value when deploying a large scale fleet of robot to real-world applications. This paper proposes a decentralized partially observable multi-agent path planning with…

机器人学 · 计算机科学 2020-08-03 Zuxin Liu , Baiming Chen , Hongyi Zhou , Guru Koushik , Martial Hebert , Ding Zhao

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…

机器人学 · 计算机科学 2022-04-29 Sunwoo Kim , Maks Sorokin , Jehee Lee , Sehoon Ha

Robot manipulation is an important part of human-robot interaction technology. However, traditional pre-programmed methods can only accomplish simple and repetitive tasks. To enable effective communication between robots and humans, and to…

机器人学 · 计算机科学 2023-09-12 Haoxu Zhang , Parham M. Kebria , Shady Mohamed , Samson Yu , Saeid Nahavandi

This paper presents a hierarchical framework for planning and control of in-hand manipulation of a rigid object involving grasp changes using fully-actuated multifingered robotic hands. While the framework can be applied to the general…

机器人学 · 计算机科学 2022-09-22 Rana Soltani Zarrin , Katsu Yamane , Rianna Jitosho

Reinforcement learning methods as a promising technique have achieved superior results in the motion planning of free-floating space robots. However, due to the increase in planning dimension and the intensification of system dynamics…

机器人学 · 计算机科学 2022-09-07 Yuxue Cao , Shengjie Wang , Xiang Zheng , Wenke Ma , Xinru Xie , Lei Liu

We consider the problem of safe multi-agent motion planning for drones in uncertain, cluttered workspaces. For this problem, we present a tractable motion planner that builds upon the strengths of reinforcement learning and…

This paper presents a hierarchical framework for Deep Reinforcement Learning that acquires motor skills for a variety of push recovery and balancing behaviors, i.e., ankle, hip, foot tilting, and stepping strategies. The policy is trained…

机器人学 · 计算机科学 2020-02-11 Chuanyu Yang , Kai Yuan , Wolfgang Merkt , Taku Komura , Sethu Vijayakumar , Zhibin Li

Industrial robots are widely used in diverse manufacturing environments. Nonetheless, how to enable robots to automatically plan trajectories for changing tasks presents a considerable challenge. Further complexities arise when robots…

机器人学 · 计算机科学 2025-02-27 Siddharth Singh , Tian Yu , Qing Chang , John Karigiannis , Shaopeng Liu

When limited by their own morphologies, humans and some species of animals have the remarkable ability to use objects from the environment toward accomplishing otherwise impossible tasks. Robots might similarly unlock a range of additional…

机器人学 · 计算机科学 2023-11-03 Ziang Liu , Stephen Tian , Michelle Guo , C. Karen Liu , Jiajun Wu

Dexterous manipulation of arbitrary objects, a fundamental daily task for humans, has been a grand challenge for autonomous robotic systems. Although data-driven approaches using reinforcement learning can develop specialist policies that…

机器人学 · 计算机科学 2021-11-05 Wenlong Huang , Igor Mordatch , Pieter Abbeel , Deepak Pathak

Robotic dexterous in-hand manipulation, where multiple fingers dynamically make and break contact, represents a step toward human-like dexterity in real-world robotic applications. Unlike learning-based approaches that rely on large-scale…

机器人学 · 计算机科学 2025-05-09 Yongpeng Jiang , Mingrui Yu , Xinghao Zhu , Masayoshi Tomizuka , Xiang Li

Force modulation of robotic manipulators has been extensively studied for several decades. However, it is not yet commonly used in safety-critical applications due to a lack of accurate interaction contact modeling and weak performance…

机器人学 · 计算机科学 2023-06-13 Lasitha Wijayarathne , Ziyi Zhou , Ye Zhao , Frank L. Hammond

Equipping quadruped robots with manipulators provides unique loco-manipulation capabilities, enabling diverse practical applications. This integration creates a more complex system that has increased difficulties in modeling and control.…

机器人学 · 计算机科学 2025-07-08 Dianyong Hou , Chengrui Zhu , Zhen Zhang , Zhibin Li , Chuang Guo , Yong Liu

To solve tasks in complex environments, robots need to learn from experience. Deep reinforcement learning is a common approach to robot learning but requires a large amount of trial and error to learn, limiting its deployment in the…

机器人学 · 计算机科学 2022-06-29 Philipp Wu , Alejandro Escontrela , Danijar Hafner , Ken Goldberg , Pieter Abbeel