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Deep object pose estimators are notoriously overconfident. A grasping agent that both estimates the 6-DoF pose of a target object and predicts the uncertainty of its own estimate could avoid task failure by choosing not to act under high…

机器人学 · 计算机科学 2025-06-27 Eric C. Joyce , Qianwen Zhao , Nathaniel Burgdorfer , Long Wang , Philippos Mordohai

This paper presents an efficient neural network model to generate robotic grasps with high resolution images. The proposed model uses fully convolution neural network to generate robotic grasps for each pixel using 400 $\times$ 400 high…

机器人学 · 计算机科学 2023-04-06 Shengfan Wang , Xin Jiang , Jie Zhao , Xiaoman Wang , Weiguo Zhou , Yunhui Liu

Deep generative models are proficient in generating realistic data but struggle with producing rare samples in low density regions due to their scarcity of training datasets and the mode collapse problem. While recent methods aim to improve…

计算机视觉与模式识别 · 计算机科学 2025-01-08 Subeen Lee , Jiyeon Han , Soyeon Kim , Jaesik Choi

The ability to segment unknown objects in cluttered scenes has a profound impact on robot grasping. The rise of deep learning has greatly transformed the pipeline of robotic grasping from model-based approach to data-driven stream, which…

机器人学 · 计算机科学 2021-08-10 Yiting Chen , Chenguang Yang , Miao Li

Shape informs how an object should be grasped, both in terms of where and how. As such, this paper describes a segmentation-based architecture for decomposing objects sensed with a depth camera into multiple primitive shapes, along with a…

机器人学 · 计算机科学 2022-01-05 Yunzhi Lin , Chao Tang , Fu-Jen Chu , Ruinian Xu , Patricio A. Vela

6-DoF object-agnostic grasping in unstructured environments is a critical yet challenging task in robotics. Most current works use non-optimized approaches to sample grasp locations and learn spatial features without concerning the grasping…

机器人学 · 计算机科学 2023-12-07 Haowen Wang , Wanhao Niu , Chungang Zhuang

In this paper, we explore whether a robot can learn to regrasp a diverse set of objects to achieve various desired grasp poses. Regrasping is needed whenever a robot's current grasp pose fails to perform desired manipulation tasks. Endowing…

机器人学 · 计算机科学 2021-11-18 Shuo Cheng , Kaichun Mo , Lin Shao

Deep generative models (DGM) are neural networks with many hidden layers trained to approximate complicated, high-dimensional probability distributions using a large number of samples. When trained successfully, we can use the DGMs to…

机器学习 · 计算机科学 2021-04-13 Lars Ruthotto , Eldad Haber

Humans excel in grasping and manipulating objects because of their life-long experience and knowledge about the 3D shape and weight distribution of objects. However, the lack of such intuition in robots makes robotic grasping an…

计算机视觉与模式识别 · 计算机科学 2018-11-05 Ghazal Ghazaei , Iro Laina , Christian Rupprecht , Federico Tombari , Nassir Navab , Kianoush Nazarpour

Capturing and labeling real-world 3D data is laborious and time-consuming, which makes it costly to train strong 3D models. To address this issue, recent works present a simple method by generating randomized 3D scenes without simulation…

计算机视觉与模式识别 · 计算机科学 2023-08-08 Lanxiao Li , Michael Heizmann

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…

机器人学 · 计算机科学 2021-04-07 Yang Yang , Yuanhao Liu , Hengyue Liang , Xibai Lou , Changhyun Choi

Advancing robotic grasping and manipulation requires the ability to test algorithms and/or train learning models on large numbers of grasps. Towards the goal of more advanced grasping, we present the Grasp Reset Mechanism (GRM), a fully…

机器人学 · 计算机科学 2024-03-01 Kyle DuFrene , Keegan Nave , Joshua Campbell , Ravi Balasubramanian , Cindy Grimm

Grasping in cluttered scenes remains highly challenging for dexterous hands due to the scarcity of data. To address this problem, we present a large-scale synthetic benchmark, encompassing 1319 objects, 8270 scenes, and 427 million grasps.…

机器人学 · 计算机科学 2024-10-31 Jialiang Zhang , Haoran Liu , Danshi Li , Xinqiang Yu , Haoran Geng , Yufei Ding , Jiayi Chen , He Wang

Dual-arm robotic grasping is crucial for handling large objects that require stable and coordinated manipulation. While single-arm grasping has been extensively studied, datasets tailored for dual-arm settings remain scarce. We introduce a…

Learning Based Robot Grasping currently involves the use of labeled data. This approach has two major disadvantages. Firstly, labeling data for grasp points and angles is a strenuous process, so the dataset remains limited. Secondly, human…

机器人学 · 计算机科学 2024-10-21 Danyal Saqib , Wajahat Hussain

Grasping deformable objects is not well researched due to the complexity in modelling and simulating the dynamic behavior of such objects. However, with the rapid development of physics-based simulators that support soft bodies, the…

机器人学 · 计算机科学 2021-07-20 Tran Nguyen Le , Jens Lundell , Fares J. Abu-Dakka , Ville Kyrki

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

In essence, successful grasp boils down to correct responses to multiple contact events between fingertips and objects. In most scenarios, tactile sensing is adequate to distinguish contact events. Due to the nature of high dimensionality…

机器人学 · 计算机科学 2019-10-10 Yazhan Zhang , Weihao Yuan , Zicheng Kan , Michael Yu Wang

Recently, deep learning has been successfully applied to robotic grasp detection. Based on convolutional neural networks (CNNs), there have been lots of end-to-end detection approaches. But end-to-end approaches have strict requirements for…

机器人学 · 计算机科学 2020-12-01 Zhe Chu , Mengkai Hu , Xiangyu Chen

We present a new approach to transfer grasp configurations from prior example objects to novel objects. We assume the novel and example objects have the same topology and similar shapes. We perform 3D segmentation on these objects using…

机器人学 · 计算机科学 2018-10-30 Hao Tian , Changbo Wang , Dinesh Manocha , Xinyu Zhang