English
Related papers

Related papers: Robust Grasp Planning Over Uncertain Shape Complet…

200 papers

We consider robotic pick-and-place of partially visible, novel objects, where goal placements are non-trivial, e.g., tightly packed into a bin. One approach is (a) use object instance segmentation and shape completion to model the objects…

Robotics · Computer Science 2021-03-04 Marcus Gualtieri , Robert Platt

Recovering full 3D shapes from partial observations is a challenging task that has been extensively addressed in the computer vision community. Many deep learning methods tackle this problem by training 3D shape generation networks to learn…

Computer Vision and Pattern Recognition · Computer Science 2023-01-19 Bipasha Sen , Aditya Agarwal , Gaurav Singh , Brojeshwar B. , Srinath Sridhar , Madhava Krishna

Generating stable and robust grasps on arbitrary objects is critical for dexterous robotic hands, marking a significant step towards advanced dexterous manipulation. Previous studies have mostly focused on improving differentiable grasping…

Robotics · Computer Science 2024-04-26 Sirui Chen , Jeannette Bohg , C. Karen Liu

This paper describes a method for generating robot grasps by jointly considering stability and other task and object-specific constraints. We introduce a three-level representation that is acquired for each object class from a small number…

Robotics · Computer Science 2022-03-22 Mark Robson , Mohan Sridharan

We present a learning-based method for representing grasp poses of a high-DOF hand using neural networks. Due to redundancy in such high-DOF grippers, there exists a large number of equally effective grasp poses for a given target object,…

Robotics · Computer Science 2020-07-17 Min Liu , Zherong Pan , Kai Xu , Kanishka Ganguly , Dinesh Manocha

Precise robotic grasping is important for many industrial applications, such as assembly and palletizing, where the location of the object needs to be controlled and known. However, achieving precise grasps is challenging due to noise in…

Robotics · Computer Science 2019-09-06 Jialiang Zhao , Jacky Liang , Oliver Kroemer

Different manipulation tasks require different types of grasps. For example, holding a heavy tool like a hammer requires a multi-fingered power grasp offering stability, while holding a pen to write requires a multi-fingered precision grasp…

Robotics · Computer Science 2019-01-11 Qingkai Lu , Tucker Hermans

We propose a novel pipeline for unknown object grasping in shared robotic autonomy scenarios. State-of-the-art methods for fully autonomous scenarios are typically learning-based approaches optimised for a specific end-effector, that…

In this work, we present a grasp planner which integrates two sources of information to generate robust grasps for a robotic hand. First, the topological information of the object model is incorporated by building the mean curvature…

Robotics · Computer Science 2017-10-09 Nikolaus Vahrenkamp , Eduard Koch , Mirko Waechter , Tamim Asfour

Grasp synthesis is one of the challenging tasks for any robot object manipulation task. In this paper, we present a new deep learning-based grasp synthesis approach for 3D objects. In particular, we propose an end-to-end 3D Convolutional…

Robotics · Computer Science 2020-09-15 Yikun Li , Lambert Schomaker , S. Hamidreza Kasaei

Robotic grasping, the ability of robots to reliably secure and manipulate objects of varying shapes, sizes and orientations, is a complex task that requires precise perception and control. Deep neural networks have shown remarkable success…

Learning robotic grasps from visual observations is a promising yet challenging task. Recent research shows its great potential by preparing and learning from large-scale synthetic datasets. For the popular, 6 degree-of-freedom (6-DOF)…

Computer Vision and Pattern Recognition · Computer Science 2020-09-29 Chaozheng Wu , Jian Chen , Qiaoyu Cao , Jianchi Zhang , Yunxin Tai , Lin Sun , Kui Jia

Currently, robotic grasping methods based on sparse partial point clouds have attained a great grasping performance on various objects while they often generate wrong grasping candidates due to the lack of geometric information on the…

Robotics · Computer Science 2022-10-18 Wenkai Chen , Hongzhuo Liang , Zhaopeng Chen , Fuchun Sun , Jianwei Zhang

Motivated by the stringent requirements of unstructured real-world where a plethora of unknown objects reside in arbitrary locations of the surface, we propose a voxel-based deep 3D Convolutional Neural Network (3D CNN) that generates…

Robotics · Computer Science 2020-10-02 Xibai Lou , Yang Yang , Changhyun Choi

An unstable grasp pose can lead to slip, thus an unstable grasp pose can be predicted by slip detection. A regrasp is required afterwards to correct the grasp pose in order to finish the task. In this work, we propose a novel regrasp…

Robotics · Computer Science 2020-06-02 Qian Feng , Zhaopeng Chen , Jun Deng , Chunhui Gao , Jianwei Zhang , Alois Knoll

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…

Robotics · Computer Science 2020-05-20 Michael Bowman , Songpo Li , Xiaoli Zhang

Deep learning-based robotic grasping has made significant progress thanks to algorithmic improvements and increased data availability. However, state-of-the-art models are often trained on as few as hundreds or thousands of unique object…

In this work, we present a geometry-based grasping algorithm that is capable of efficiently generating both top and side grasps for unknown objects, using a single view RGB-D camera, and of selecting the most promising one. We demonstrate…

Robotics · Computer Science 2019-07-19 Brice Denoun , Beatriz Leon , Claudio Zito , Rustam Stolkin , Lorenzo Jamone , Miles Hansard

We propose a novel approach to multi-fingered grasp planning leveraging learned deep neural network models. We train a convolutional neural network to predict grasp success as a function of both visual information of an object and grasp…

Robotics · Computer Science 2018-04-11 Qingkai Lu , Kautilya Chenna , Balakumar Sundaralingam , Tucker Hermans

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…

Robotics · Computer Science 2022-12-19 Martin Matak , Tucker Hermans