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相关论文: Category-Agnostic Pose Estimation for Point Clouds

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The practicality of 3D object pose estimation remains limited for many applications due to the need for prior knowledge of a 3D model and a training period for new objects. To address this limitation, we propose an approach that takes a…

计算机视觉与模式识别 · 计算机科学 2024-04-02 Van Nguyen Nguyen , Thibault Groueix , Yinlin Hu , Mathieu Salzmann , Vincent Lepetit

The proposed system outlined in this paper is a solution to a use case that requires the autonomous picking of cuboidal objects from an organized or unorganized pile with high precision. This paper presents an efficient method for precise…

计算机视觉与模式识别 · 计算机科学 2025-05-09 Utsav Rai , Hardik Mehta , Vismay Vakharia , Aditya Choudhary , Amit Parmar , Rolif Lima , Kaushik Das

Point cloud registration is a crucial technique in 3D computer vision with a wide range of applications. However, this task can be challenging, particularly in large fields of view with dynamic objects, environmental noise, or other…

计算机视觉与模式识别 · 计算机科学 2024-04-16 Rui She , Sijie Wang , Qiyu Kang , Kai Zhao , Yang Song , Wee Peng Tay , Tianyu Geng , Xingchao Jian

We propose a new method for object pose estimation without CAD models. The previous feature-matching-based method OnePose has shown promising results under a one-shot setting which eliminates the need for CAD models or object-specific…

计算机视觉与模式识别 · 计算机科学 2023-01-19 Xingyi He , Jiaming Sun , Yuang Wang , Di Huang , Hujun Bao , Xiaowei Zhou

Pose estimation refers to tracking a human's full body posture, including their head, torso, arms, and legs. The problem is challenging in practical settings where the number of body sensors are limited. Past work has shown promising…

计算机视觉与模式识别 · 计算机科学 2026-05-13 Sahil Bhandary Karnoor , Romit Roy Choudhury

Monocular 3D object detection has recently shown promising results, however there remain challenging problems. One of those is the lack of invariance to different camera intrinsic parameters, which can be observed across different 3D object…

计算机视觉与模式识别 · 计算机科学 2021-10-04 Jonas Heylen , Mark De Wolf , Bruno Dawagne , Marc Proesmans , Luc Van Gool , Wim Abbeloos , Hazem Abdelkawy , Daniel Olmeda Reino

Correspondence search is an essential step in rigid point cloud registration algorithms. Most methods maintain a single correspondence at each step and gradually remove wrong correspondances. However, building one-to-one correspondence with…

计算机视觉与模式识别 · 计算机科学 2022-09-30 Jun-Jee Chao , Selim Engin , Nicolai Häni , Volkan Isler

Point cloud analysis (such as 3D segmentation and detection) is a challenging task, because of not only the irregular geometries of many millions of unordered points, but also the great variations caused by depth, viewpoint, occlusion, etc.…

计算机视觉与模式识别 · 计算机科学 2023-07-28 Tuo Feng , Wenguan Wang , Xiaohan Wang , Yi Yang , Qinghua Zheng

Point cloud registration aligns multiple unposed point clouds into a common reference frame and is a core step for 3D reconstruction and robot localization without initial guess. In this work, we cast registration as conditional generation:…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Yue Pan , Tao Sun , Liyuan Zhu , Lucas Nunes , Iro Armeni , Jens Behley , Cyrill Stachniss

Point clouds provide a compact and efficient representation of 3D shapes. While deep neural networks have achieved impressive results on point cloud learning tasks, they require massive amounts of manually labeled data, which can be costly…

计算机视觉与模式识别 · 计算机科学 2020-10-20 Omid Poursaeed , Tianxing Jiang , Han Qiao , Nayun Xu , Vladimir G. Kim

We propose a novel generative approach for 3D human pose estimation. 3D human pose estimation poses several key challenges due to the complex geometry of the human body, self-occluding joints, and the requirement for large-scale real-world…

计算机视觉与模式识别 · 计算机科学 2025-12-12 Hyunsoo Lee , Daeum Jeon , Hyeokjae Oh

Creating mobile robots which are able to find and manipulate objects in large environments is an active topic of research. These robots not only need to be capable of searching for specific objects but also to estimate their poses often…

机器人学 · 计算机科学 2022-03-09 Jascha Hellwig , Mark Baierl , Joao Carvalho , Julen Urain , Jan Peters

Estimating the 6D pose of objects using only RGB images remains challenging because of problems such as occlusion and symmetries. It is also difficult to construct 3D models with precise texture without expert knowledge or specialized…

计算机视觉与模式识别 · 计算机科学 2020-03-24 Kiru Park , Timothy Patten , Markus Vincze

The introduction of cheap RGB-D cameras, stereo cameras, and LIDAR devices has given the computer vision community 3D information that conventional RGB cameras cannot provide. This data is often stored as a point cloud. In this paper, we…

计算机视觉与模式识别 · 计算机科学 2018-10-22 Aleksandr Savchenkov , Andrew Davis , Xuan Zhao

We propose a new approach to human clothing modeling based on point clouds. Within this approach, we learn a deep model that can predict point clouds of various outfits, for various human poses, and for various human body shapes. Notably,…

计算机视觉与模式识别 · 计算机科学 2021-10-08 Ilya Zakharkin , Kirill Mazur , Artur Grigorev , Victor Lempitsky

The problem of identifying the 3D pose of a known object from a given 2D image has important applications in Computer Vision. Our proposed method of registering a 3D model of a known object on a given 2D photo of the object has numerous…

计算机视觉与模式识别 · 计算机科学 2013-12-02 Srimal Jayawardena , Marcus Hutter , Nathan Brewer

3D point cloud segmentation remains challenging for structureless and textureless regions. We present a new unified point-based framework for 3D point cloud segmentation that effectively optimizes pixel-level features, geometrical…

计算机视觉与模式识别 · 计算机科学 2019-08-20 Hung-Yueh Chiang , Yen-Liang Lin , Yueh-Cheng Liu , Winston H. Hsu

In the robotic industry, specular and textureless metallic components are ubiquitous. The 6D pose estimation of such objects with only a monocular RGB camera is difficult because of the absence of rich texture features. Furthermore, the…

机器人学 · 计算机科学 2020-11-03 Jiaming Hu , Hongyi Ling , Priyam Parashar , Aayush Naik , Henrik Christensen

Recognizing objects in images is a fundamental problem in computer vision. Although detecting objects in 2D images is common, many applications require determining their pose in 3D space. Traditional category-level methods rely on RGB-D…

计算机视觉与模式识别 · 计算机科学 2025-08-05 Tom Fischer , Xiaojie Zhang , Eddy Ilg

Background: Pose estimation of rigid objects is a practical challenge in optical metrology and computer vision. This paper presents a novel stochastic-geometrical modeling framework for object pose estimation based on observing multiple…

计算机视觉与模式识别 · 计算机科学 2024-06-04 Wolfgang Hoegele