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This paper addresses the problem of selecting from a choice of possible grasps, so that impact forces will be minimised if a collision occurs while the robot is moving the grasped object along a post-grasp trajectory. Such considerations…

机器人学 · 计算机科学 2017-07-27 Nikos Mavrakis , Amir M. Ghalamzan E. , Rustam Stolkin

Robot grasping is often formulated as a learning problem. With the increasing speed and quality of physics simulations, generating large-scale grasping data sets that feed learning algorithms is becoming more and more popular. An often…

机器人学 · 计算机科学 2019-12-13 Clemens Eppner , Arsalan Mousavian , Dieter Fox

In this paper we study grasp problem in dense cluster, a challenging task in warehouse logistics scenario. By introducing a two-step robust suction affordance detection method, we focus on using vacuum suction pad to clear up a box filled…

机器人学 · 计算机科学 2019-06-10 Mingshuo Han , Wenhai Liu. , Zhenyu Pan , Teng Xue , Quanquan Shao , Jin Ma , Weiming Wang

Grasping moving objects is a challenging task that requires multiple submodules such as object pose predictor, arm motion planner, etc. Each submodule operates under its own set of meta-parameters. For example, how far the pose predictor…

机器人学 · 计算机科学 2024-03-28 Yinsen Jia , Jingxi Xu , Dinesh Jayaraman , Shuran Song

Robotic manipulation with two-finger grippers is challenged by objects lacking distinct graspable features. Traditional pre-grasping methods, which typically involve repositioning objects or utilizing external aids like table edges, are…

机器人学 · 计算机科学 2024-08-26 Kairui Ding , Boyuan Chen , Ruihai Wu , Yuyang Li , Zongzheng Zhang , Huan-ang Gao , Siqi Li , Guyue Zhou , Yixin Zhu , Hao Dong , Hao Zhao

Close and precise placement of irregularly shaped objects requires a skilled robotic system. The manipulation of objects that have sensitive top surfaces and a fixed set of neighbors is particularly challenging. To avoid damaging the…

机器人学 · 计算机科学 2024-10-14 Benedikt Kreis , Nils Dengler , Jorge de Heuvel , Rohit Menon , Hamsa Perur , Maren Bennewitz

In teleoperation, research has mainly focused on target approaching, where we deal with the more challenging object manipulation task by advancing the shared control technique. Appropriately manipulating an object is challenging due to the…

机器人学 · 计算机科学 2020-05-20 Michael Bowman , Songpo Li , Xiaoli Zhang

Bin picking is an important building block for many robotic systems, in logistics, production or in household use-cases. In recent years, machine learning methods for the prediction of 6-DoF grasps on diverse and unknown objects have shown…

Grasping objects successfully from a single-view camera is crucial in many robot manipulation tasks. An approach to solve this problem is to leverage simulation to create large datasets of pairs of objects and grasp poses, and then learn a…

机器人学 · 计算机科学 2024-12-12 Joao Carvalho , An T. Le , Philipp Jahr , Qiao Sun , Julen Urain , Dorothea Koert , Jan Peters

Robot grasping of deformable hollow objects such as plastic bottles and cups is challenging as the grasp should resist disturbances while minimally deforming the object so as not to damage it or dislodge liquids. We propose minimal work as…

机器人学 · 计算机科学 2019-09-26 Jingyi Xu , Michael Danielczuk , Jeff Ichnowski , Jeffrey Mahler , Eckehard Steinbach , Ken Goldberg

Current rigid linkage grippers are limited in flexibility, and gripper design optimality relies on expertise, experiments, or arbitrary parameters. Our proposed rigid gripper can accommodate irregular and off-center objects through a…

机器人学 · 计算机科学 2022-07-05 Yusuke Tanaka , Yuki Shirai , Zachary Lacey , Xuan Lin , Jane Liu , Dennis Hong

Soft grippers, for stable grasping of objects, with high compliance could be considered a suitable candidate for replacement of conventional rigid grippers, and in recent years, they have been emerging exponentially in industries. Not only…

机器人学 · 计算机科学 2020-11-24 Amirhosein Alian , Mohammad Zareinejad , Heidar Ali Talebi

Picking unseen objects from clutter is a difficult problem because of the variability in objects (shape, size, and material) and occlusion due to clutter. As a result, it becomes difficult for grasping methods to segment the objects…

机器人学 · 计算机科学 2023-12-21 Prem Raj , Aniruddha Singhal , Vipul Sanap , L. Behera , Rajesh Sinha

Dexterous robotic manipulation requires more than geometrically valid grasps: it demands physically grounded contact strategies that account for the spatially non-uniform mechanical properties of the object. However, existing grasp planners…

Selectively picking a target fruit surrounded by obstacles is one of the major challenges for fruit harvesting robots. Different from traditional obstacle avoidance methods, this paper presents an active obstacle separation strategy that…

机器人学 · 计算机科学 2020-04-21 Ya Xiong , Yuanyue Ge , Pål Johan From

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…

Food waste management is critical for sustainability, yet inorganic contaminants hinder recycling potential. Robotic automation accelerates sorting through automated contaminant removal. Nevertheless, the diverse and unpredictable nature of…

机器人学 · 计算机科学 2026-04-21 Moniesha Thilakarathna , Xing Wang , Min Wang , David Hinwood , Shuangzhe Liu , Damith Herath

We propose a novel tri-fingered soft robotic gripper with decoupled stiffness and shape control capability for performing adaptive grasping with minimum system complexity. The proposed soft fingers adaptively conform to object shapes…

机器人学 · 计算机科学 2020-10-23 Dimuthu D. Arachchige , Yue Chen , Ian D. Walker , Isuru S. Godage

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…

机器人学 · 计算机科学 2024-05-13 René Zurbrügg , Yifan Liu , Francis Engelmann , Suryansh Kumar , Marco Hutter , Vaishakh Patil , Fisher Yu

Grasping is fundamental to robotic manipulation, and recent advances in large-scale grasping datasets have provided essential training data and evaluation benchmarks, accelerating the development of learning-based methods for robust object…

机器人学 · 计算机科学 2025-07-04 Siyu Ma , Wenxin Du , Chang Yu , Ying Jiang , Zeshun Zong , Tianyi Xie , Yunuo Chen , Yin Yang , Xuchen Han , Chenfanfu Jiang