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Accurate 6D object pose estimation is fundamental to robotic manipulation and grasping. Previous methods follow a local optimization approach which minimizes the distance between closest point pairs to handle the rotation ambiguity of…

计算机视觉与模式识别 · 计算机科学 2020-03-10 Meng Tian , Liang Pan , Marcelo H Ang , Gim Hee Lee

Unlike traditional robotic hands, underactuated compliant hands are challenging to model due to inherent uncertainties. Consequently, pose estimation of a grasped object is usually performed based on visual perception. However, visual…

机器人学 · 计算机科学 2024-01-18 Osher Azulay , Inbar Ben-David , Avishai Sintov

The most recent trend in estimating the 6D pose of rigid objects has been to train deep networks to either directly regress the pose from the image or to predict the 2D locations of 3D keypoints, from which the pose can be obtained using a…

计算机视觉与模式识别 · 计算机科学 2019-04-09 Yinlin Hu , Joachim Hugonot , Pascal Fua , Mathieu Salzmann

A deep learning architecture is proposed to predict graspable locations for robotic manipulation. It considers situations where no, one, or multiple object(s) are seen. By defining the learning problem to be classification with null…

机器人学 · 计算机科学 2018-07-24 Fu-Jen Chu , Ruinian Xu , Patricio A. Vela

Understanding the geometry and pose of objects in 2D images is a fundamental necessity for a wide range of real world applications. Driven by deep neural networks, recent methods have brought significant improvements to object pose…

计算机视觉与模式识别 · 计算机科学 2018-09-05 Jogendra Nath Kundu , Rahul M. V. , Aditya Ganeshan , R. Venkatesh Babu

Nowadays, Transformers and Graph Convolutional Networks (GCNs) are the prevailing techniques for 3D human pose estimation. However, Transformer-based methods either ignore the spatial neighborhood relationships between the joints when used…

计算机视觉与模式识别 · 计算机科学 2025-05-05 Kamel Aouaidjia , Aofan Li , Wenhao Zhang , Chongsheng Zhang

Human intention detection with hand motion prediction is critical to drive the upper-extremity assistive robots in neurorehabilitation applications. However, the traditional methods relying on physiological signal measurement are…

计算机视觉与模式识别 · 计算机科学 2025-04-03 Yufei He , Xucong Zhang , Arno H. A. Stienen

The goal of object navigation is to reach the expected objects according to visual information in the unseen environments. Previous works usually implement deep models to train an agent to predict actions in real-time. However, in the…

计算机视觉与模式识别 · 计算机科学 2021-09-10 Sixian Zhang , Xinhang Song , Yubing Bai , Weijie Li , Yakui Chu , Shuqiang Jiang

We present a visually grounded hierarchical planning algorithm for long-horizon manipulation tasks. Our algorithm offers a joint framework of neuro-symbolic task planning and low-level motion generation conditioned on the specified goal. At…

机器人学 · 计算机科学 2021-03-31 Yifeng Zhu , Jonathan Tremblay , Stan Birchfield , Yuke Zhu

3D human pose estimation is a difficult task, due to challenges such as occluded body parts and ambiguous poses. Graph convolutional networks encode the structural information of the human skeleton in the form of an adjacency matrix, which…

计算机视觉与模式识别 · 计算机科学 2022-12-14 Soubarna Banik , Alejandro Mendoza Gracia , Alois Knoll

Reliable object grasping is a crucial capability for autonomous robots. However, many existing grasping approaches focus on general clutter removal without explicitly modeling objects and thus only relying on the visible local geometry. We…

机器人学 · 计算机科学 2024-04-08 Eugenio Chisari , Nick Heppert , Tim Welschehold , Wolfram Burgard , Abhinav Valada

Robust object pose estimation is essential for manipulation and interaction tasks in robotics, particularly in scenarios where visual data is limited or sensitive to lighting, occlusions, and appearances. Tactile sensors often offer limited…

Proprioception, a key sensory modality in haptic perception, plays a vital role in perceiving the 3D structure of objects by providing feedback on the position and movement of body parts. The restoration of proprioceptive sensation is…

机器人学 · 计算机科学 2025-05-26 Fengyi Wang , Xiangyu Fu , Nitish Thakor , Gordon Cheng

We focus on the generalization ability of the 6-DoF grasp detection method in this paper. While learning-based grasp detection methods can predict grasp poses for unseen objects using the grasp distribution learned from the training set,…

机器人学 · 计算机科学 2024-04-03 Haoxiang Ma , Modi Shi , Boyang Gao , Di Huang

Robotic applications require a comprehensive understanding of the scene. In recent years, neural fields-based approaches that parameterize the entire environment have become popular. These approaches are promising due to their continuous…

机器人学 · 计算机科学 2024-12-31 Evgenii Kruzhkov , Alena Savinykh , Sven Behnke

Intelligent Object manipulation for grasping is a challenging problem for robots. Unlike robots, humans almost immediately know how to manipulate objects for grasping due to learning over the years. A grown woman can grasp objects more…

机器学习 · 计算机科学 2020-01-16 Priya Shukla , Hitesh Kumar , G. C. Nandi

In this paper, we propose a novel graph convolutional network architecture, Graph Stacked Hourglass Networks, for 2D-to-3D human pose estimation tasks. The proposed architecture consists of repeated encoder-decoder, in which…

计算机视觉与模式识别 · 计算机科学 2021-03-31 Tianhan Xu , Wataru Takano

6D object pose estimation is an important task that determines the 3D position and 3D rotation of an object in camera-centred coordinates. By utilizing such a task, one can propose promising solutions for various problems related to scene…

计算机视觉与模式识别 · 计算机科学 2019-03-20 Caner Sahin , Guillermo Garcia-Hernando , Juil Sock , Tae-Kyun Kim

Humans have the remarkable ability to use held objects as tools to interact with their environment. For this to occur, humans internally estimate how hand movements affect the object's movement. We wish to endow robots with this capability.…

机器人学 · 计算机科学 2024-07-16 Weiming Zhi , Haozhan Tang , Tianyi Zhang , Matthew Johnson-Roberson

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