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Grasping objects of different shapes and sizes - a foundational, effortless skill for humans - remains a challenging task in robotics. Although model-based approaches can predict stable grasp configurations for known object models, they…

Robotics · Computer Science 2022-11-22 Malte Mosbach , Sven Behnke

Recent progress in robotic manipulation has dealt with the case of previously unknown objects in the context of relatively simple tasks, such as bin-picking. Existing methods for more constrained problems, however, such as deliberate…

Robotics · Computer Science 2020-06-30 Chaitanya Mitash , Rahul Shome , Bowen Wen , Abdeslam Boularias , Kostas Bekris

Many objects, such as tools and household items, can be used only if grasped in a very specific way - grasped functionally. Often, a direct functional grasp is not possible, though. We propose a method for learning a dexterous pre-grasp…

Robotics · Computer Science 2025-02-27 Dmytro Pavlichenko , Sven Behnke

We focus on the task of object manipulation to an arbitrary goal pose, in which a robot is supposed to pick an assigned object to place at the goal position with a specific orientation. However, limited by the execution space of the…

Robotics · Computer Science 2022-03-01 Kechun Xu , Hongxiang Yu , Renlang Huang , Dashun Guo , Yue Wang , Rong Xiong

We study an emerging problem named "grasping the invisible" in robotic manipulation, in which a robot is tasked to grasp an initially invisible target object via a sequence of pushing and grasping actions. In this problem, pushes are needed…

Robotics · Computer Science 2020-01-30 Yang Yang , Hengyue Liang , Changhyun Choi

The ability of robots to grasp novel objects has industry applications in e-commerce order fulfillment and home service. Data-driven grasping policies have achieved success in learning general strategies for grasping arbitrary objects.…

Robotics · Computer Science 2020-11-12 Han Yu Li , Michael Danielczuk , Ashwin Balakrishna , Vishal Satish , Ken Goldberg

This paper addresses non-prehensile rearrangement planning problems where a robot is tasked to rearrange objects among obstacles on a planar surface. We present an efficient planning algorithm that is designed to impose few assumptions on…

Robotics · Computer Science 2019-01-14 Joshua A. Haustein , Isac Arnekvist , Johannes Stork , Kaiyu Hang , Danica Kragic

Despite the significant success at enabling robots with autonomous behaviors makes deep reinforcement learning a promising approach for robotic object search task, the deep reinforcement learning approach severely suffers from the nature…

Robotics · Computer Science 2021-03-04 Xin Ye , Yezhou Yang

Learning-based grasping can afford real-time grasp motion planning of multi-fingered robotics hands thanks to its high computational efficiency. However, learning-based methods are required to explore large search spaces during the learning…

Robotics · Computer Science 2023-07-25 Yunsik Jung , Lingfeng Tao , Michael Bowman , Jiucai Zhang , Xiaoli Zhang

In recent years, industrial robots have been installed in various industries to handle advanced manufacturing and high precision tasks. However, further integration of industrial robots is hampered by their limited flexibility, adaptability…

Robotics · Computer Science 2020-10-27 Oren Spector , Miriam Zacksenhouse

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…

Robotics · Computer Science 2022-09-22 Rana Soltani Zarrin , Katsu Yamane , Rianna Jitosho

Deep learning and reinforcement learning methods have recently been used to solve a variety of problems in continuous control domains. An obvious application of these techniques is dexterous manipulation tasks in robotics which are…

Dexterous manipulation has received considerable attention in recent research. Predominantly, existing studies have concentrated on reinforcement learning methods to address the substantial degrees of freedom in hand movements. Nonetheless,…

Robotics · Computer Science 2024-12-23 Hengxu Yan , Haoshu Fang , Cewu Lu

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

We propose a novel formulation of robotic pick and place as a deep reinforcement learning (RL) problem. Whereas most deep RL approaches to robotic manipulation frame the problem in terms of low level states and actions, we propose a more…

Robotics · Computer Science 2018-02-26 Marcus Gualtieri , Andreas ten Pas , Robert Platt

Enabling autonomous robots to interact in unstructured environments with dynamic objects requires manipulation capabilities that can deal with clutter, changes, and objects' variability. This paper presents a comparison of different…

Robotics · Computer Science 2019-02-01 Michel Breyer , Fadri Furrer , Tonci Novkovic , Roland Siegwart , Juan Nieto

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…

Robotics · Computer Science 2022-06-30 Yueh-Hua Wu , Jiashun Wang , Xiaolong Wang

In this paper, we present a novel method for achieving dexterous manipulation of complex objects, while simultaneously securing the object without the use of passive support surfaces. We posit that a key difficulty for training such…

Robotic grasping is one of the most fundamental robotic manipulation tasks and has been actively studied. However, how to quickly teach a robot to grasp a novel target object in clutter remains challenging. This paper attempts to tackle the…

Robotics · Computer Science 2021-04-07 Yang Yang , Yuanhao Liu , Hengyue Liang , Xibai Lou , Changhyun Choi

In scenarios involving the grasping of multiple targets, the learning of stacking relationships between objects is fundamental for robots to execute safely and efficiently. However, current methods lack subdivision for the hierarchy of…

Robotics · Computer Science 2023-06-27 Zewen Wu , Jian Tang , Xingyu Chen , Chengzhong Ma , Xuguang Lan , Nanning Zheng