English
Related papers

Related papers: Unknown Object Grasping for Assistive Robotics

200 papers

To precisely reach for an object with a humanoid robot, it is of central importance to have good knowledge of both end-effector, object pose and shape. In this work we propose a framework for markerless visual servoing on unknown objects,…

Robotics · Computer Science 2021-06-30 Claudio Fantacci , Giulia Vezzani , Ugo Pattacini , Vadim Tikhanoff , Lorenzo Natale

Grasp planning and most specifically the grasp space exploration is still an open issue in robotics. This article presents an efficient procedure for exploring the grasp space of a multifingered adaptive gripper for generating reliable…

Robotics · Computer Science 2021-10-22 Clément Rolinat , Mathieu Grossard , Saifeddine Aloui , Christelle Godin

In this work, we tackle the problem of learning universal robotic dexterous grasping from a point cloud observation under a table-top setting. The goal is to grasp and lift up objects in high-quality and diverse ways and generalize across…

Humans excel at grasping objects and manipulating them. Capturing human grasps is important for understanding grasping behavior and reconstructing it realistically in Virtual Reality (VR). However, grasp capture - capturing the pose of a…

Computer Vision and Pattern Recognition · Computer Science 2019-07-18 Samarth Brahmbhatt , Charles C. Kemp , James Hays

In this study, we investigate the problem of tracking objects with unknown shapes using three-dimensional (3D) point cloud data. We propose a Gaussian process-based model to jointly estimate object kinematics, including position,…

Signal Processing · Electrical Eng. & Systems 2021-04-12 Murat Kumru , Emre Özkan

Humans, this species expert in grasp detection, can grasp objects by taking into account hand-object positioning information. This work proposes a method to enable a robot manipulator to learn the same, grasping objects in the most optimal…

Accurate grasping is the key to several robotic tasks including assembly and household robotics. Executing a successful grasp in a cluttered environment requires multiple levels of scene understanding: First, the robot needs to analyze the…

Robotics · Computer Science 2024-05-13 René Zurbrügg , Yifan Liu , Francis Engelmann , Suryansh Kumar , Marco Hutter , Vaishakh Patil , Fisher Yu

In robotic grasping, objects are often occluded in ungraspable configurations such that no pregrasp pose can be found, eg large flat boxes on the table that can only be grasped from the side. Inspired by humans' bimanual manipulation, eg…

Robotics · Computer Science 2020-02-18 Zhaole Sun , Kai Yuan , Wenbin Hu , Chuanyu Yang , Zhibin Li

Humans can determine a proper strategy to grasp an object according to the measured physical attributes or the prior knowledge of the object. This paper proposes an approach to determining the strategy of dexterous grasping by using an…

Robotics · Computer Science 2020-11-18 Bharath Rao , Hui Li , Krishna Krishnan , Enkhsaikhan Boldsaikhan , Hongsheng He

How can we segment varying numbers of objects where each specific object represents its own separate class? To make the problem even more realistic, how can we add and delete classes on the fly without retraining or fine-tuning? This is the…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Anas Gouda , Moritz Roidl

Grasping large and flat objects (e.g. a book or a pan) is often regarded as an ungraspable task, which poses significant challenges due to the unreachable grasping poses. Previous works leverage Extrinsic Dexterity like walls or table edges…

Robotics · Computer Science 2024-12-12 Chengzhong Ma , Houxue Yang , Hanbo Zhang , Zeyang Liu , Chao Zhao , Jian Tang , Xuguang Lan , Nanning Zheng

Existing grasp controllers usually either only support finger-tip grasps or need explicit configuration of the inner forces. We propose a novel grasp controller that supports arbitrary grasp types, including power grasps with…

Robotics · Computer Science 2024-09-20 Dominik Winkelbauer , Rudolph Triebel , Berthold Bäuml

In order to function in unstructured environments, robots need the ability to recognize unseen novel objects. We take a step in this direction by tackling the problem of segmenting unseen object instances in tabletop environments. However,…

Computer Vision and Pattern Recognition · Computer Science 2020-07-17 Christopher Xie , Yu Xiang , Arsalan Mousavian , Dieter Fox

Robotic grasp detection is a fundamental capability for intelligent manipulation in unstructured environments. Previous work mainly employed visual and tactile fusion to achieve stable grasp, while, the whole process depending heavily on…

Robotics · Computer Science 2019-09-17 Teng Xue , Wenhai Liu , Mingshuo Han , Zhenyu Pan , Jin Ma , Quanquan Shao , Weiming Wang

Safe human-to-robot handovers of unknown objects require accurate estimation of hand poses and object properties, such as shape, trajectory, and weight. Accurately estimating these properties requires the use of scanned 3D object models or…

Robotics · Computer Science 2021-07-06 Yik Lung Pang , Alessio Xompero , Changjae Oh , Andrea Cavallaro

This paper studies the task of any objects grasping from the known categories by free-form language instructions. This task demands the technique in computer vision, natural language processing, and robotics. We bring these disciplines…

Robotics · Computer Science 2022-05-10 Chilam Cheang , Haitao Lin , Yanwei Fu , Xiangyang Xue

Rearrangement planning for object retrieval tasks from confined spaces is a challenging problem, primarily due to the lack of open space for robot motion and limited perception. Several traditional methods exist to solve object retrieval…

Robotics · Computer Science 2024-02-13 Hanwen Ren , Ahmed H. Qureshi

Autonomous robotic grasping plays an important role in intelligent robotics. However, how to help the robot grasp specific objects in object stacking scenes is still an open problem, because there are two main challenges for autonomous…

Robotics · Computer Science 2019-03-05 Hanbo Zhang , Xuguang Lan , Site Bai , Lipeng Wan , Chenjie Yang , Nanning Zheng

Shared control in teleoperation for providing robot assistance to accomplish object manipulation, called telemanipulation, is a new promising yet challenging problem. This has unique challenges--on top of teleoperation challenges in…

Robotics · Computer Science 2025-04-02 Michael Bowman , Jiucai Zhang , Xiaoli Zhang

Robots are becoming increasingly popular in a wide range of environments due to their exceptional work capacity, precision, efficiency, and scalability. This development has been further encouraged by advances in Artificial Intelligence,…

Human-Computer Interaction · Computer Science 2023-12-14 Daniel Weber
‹ Prev 1 3 4 5 6 7 10 Next ›