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Human gaze is known to be a strong indicator of underlying human intentions and goals during manipulation tasks. This work studies gaze patterns of human teachers demonstrating tasks to robots and proposes ways in which such patterns can be…

机器人学 · 计算机科学 2021-11-30 Akanksha Saran , Elaine Schaertl Short , Andrea Thomaz , Scott Niekum

This work presents a next-generation human-robot interface that can infer and realize the user's manipulation intention via sight only. Specifically, we develop a system that integrates near-eye-tracking and robotic manipulation to enable…

机器人学 · 计算机科学 2023-05-16 Shaochen Wang , Wei Zhang , Zhangli Zhou , Jiaxi Cao , Ziyang Chen , Kang Chen , Bin Li , Zhen Kan

Reliably planning fingertip grasps for multi-fingered hands lies as a key challenge for many tasks including tool use, insertion, and dexterous in-hand manipulation. This task becomes even more difficult when the robot lacks an accurate…

机器人学 · 计算机科学 2022-12-19 Martin Matak , Tucker Hermans

Dexterous manipulation with a multi-finger hand is one of the most challenging problems in robotics. While recent progress in imitation learning has largely improved the sample efficiency compared to Reinforcement Learning, the learned…

机器人学 · 计算机科学 2022-06-30 Yueh-Hua Wu , Jiashun Wang , Xiaolong Wang

In robotic surgery, task automation and learning from demonstration combined with human supervision is an emerging trend for many new surgical robot platforms. One such task is automated anastomosis, which requires bimanual needle handling…

计算机视觉与模式识别 · 计算机科学 2017-11-10 Yang Hu , Yun Gu , Jie Yang , Guang-Zhong Yang

Optimizing behaviors for dexterous manipulation has been a longstanding challenge in robotics, with a variety of methods from model-based control to model-free reinforcement learning having been previously explored in literature. Perhaps…

机器人学 · 计算机科学 2022-03-25 Sridhar Pandian Arunachalam , Sneha Silwal , Ben Evans , Lerrel Pinto

Imitation learning for robot dexterous manipulation, especially with a real robot setup, typically requires a large number of demonstrations. In this paper, we present a data-efficient learning from demonstration framework which exploits…

Assistive robotic systems endeavour to support those with movement disabilities, enabling them to move again and regain functionality. Main issue with these systems is the complexity of their low-level control, and how to translate this to…

机器人学 · 计算机科学 2019-03-07 Ali Shafti , Pavel Orlov , A. Aldo Faisal

Eye movements have long been studied as a window into the attentional mechanisms of the human brain and made accessible as novelty style human-machine interfaces. However, not everything that we gaze upon, is something we want to interact…

计算机视觉与模式识别 · 计算机科学 2022-01-25 Paul Festor , Ali Shafti , Alex Harston , Michey Li , Pavel Orlov , A. Aldo Faisal

This paper explores the estimation of user attention in the setting of a cooperative handheld robot: a robot designed to behave as a handheld tool but that has levels of task knowledge. We use a tool-mounted gaze tracking system, which,…

机器人学 · 计算机科学 2018-10-16 Janis Stolzenwald , Walterio W. Mayol-Cuevas

Dexterous manipulation, which refers to the ability of a robotic hand or multi-fingered end-effector to skillfully control, reorient, and manipulate objects through precise, coordinated finger movements and adaptive force modulation,…

Deep learning has the potential to have the impact on robot touch that it has had on robot vision. Optical tactile sensors act as a bridge between the subjects by allowing techniques from vision to be applied to touch. In this paper, we…

机器人学 · 计算机科学 2020-12-07 Nathan F. Lepora , Alex Church , Conrad De Kerckhove , Raia Hadsell , John Lloyd

Hand gesture is one of the most important means of touchless communication between human and machines. There is a great interest for commanding electronic equipment in surgery rooms by hand gesture for reducing the time of surgery and the…

计算机视觉与模式识别 · 计算机科学 2017-10-24 Ebrahim Nasr-Esfahani , Nader Karimi , S. M. Reza Soroushmehr , M. Hossein Jafari , M. Amin Khorsandi , Shadrokh Samavi , Kayvan Najarian

We present a deep imitation learning framework for robotic bimanual manipulation in a continuous state-action space. A core challenge is to generalize the manipulation skills to objects in different locations. We hypothesize that modeling…

机器人学 · 计算机科学 2020-12-02 Fan Xie , Alexander Chowdhury , M. Clara De Paolis Kaluza , Linfeng Zhao , Lawson L. S. Wong , Rose Yu

Robotic dexterous grasping is a challenging problem due to the high degree of freedom (DoF) and complex contacts of multi-fingered robotic hands. Existing deep reinforcement learning (DRL) based methods leverage human demonstrations to…

机器人学 · 计算机科学 2023-10-18 Qingtao Liu , Yu Cui , Qi Ye , Zhengnan Sun , Haoming Li , Gaofeng Li , Lin Shao , Jiming Chen

In this work, we present a deep reinforcement learning based method to solve the problem of robotic grasping using visio-motor feedback. The use of a deep learning based approach reduces the complexity caused by the use of hand-designed…

机器人学 · 计算机科学 2020-07-10 Shirin Joshi , Sulabh Kumra , Ferat Sahin

Collocated tactile sensing is a fundamental enabling technology for dexterous manipulation. However, deformable sensors introduce complex dynamics between the robot, grasped object, and environment that must be considered for fine…

机器人学 · 计算机科学 2022-09-28 Miquel Oller , Mireia Planas , Dmitry Berenson , Nima Fazeli

The increasing need for automated visual monitoring and control for applications such as smart camera surveillance, traffic monitoring, and intelligent environments, necessitates the improvement of methods for visual active monitoring.…

计算机视觉与模式识别 · 计算机科学 2021-03-08 Christos Kyrkou

When deep neural network (DNN) was first introduced to the medical image analysis community, researchers were impressed by its performance. However, it is evident now that a large number of manually labeled data is often a must to train a…

图像与视频处理 · 电气工程与系统科学 2022-05-16 Sheng Wang , Xi Ouyang , Tianming Liu , Qian Wang , Dinggang Shen

How should a robot direct active vision so as to ensure reliable grasping? We answer this question for the case of dexterous grasping of unfamiliar objects. By dexterous grasping we simply mean grasping by any hand with more than two…

机器人学 · 计算机科学 2019-07-03 Ermano Arruda , Jeremy Wyatt , Marek Kopicki