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3D anomaly detection in point-cloud data is critical for industrial quality control, aiming to identify structural defects with high reliability. However, current memory bank-based methods often suffer from inconsistent feature…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Yuyang Yu , Zhengwei Chen , Xuemiao Xu , Lei Zhang , Haoxin Yang , Yongwei Nie , Shengfeng He

Point cloud registration is a common step in many 3D computer vision tasks such as object pose estimation, where a 3D model is aligned to an observation. Classical registration methods generalize well to novel domains but fail when given a…

计算机视觉与模式识别 · 计算机科学 2021-03-30 Dominik Bauer , Timothy Patten , Markus Vincze

With the development of 3D sensing technologies, point clouds have attracted increasing attention in a variety of applications for 3D object representation, such as autonomous driving, 3D immersive tele-presence and heritage reconstruction.…

计算机视觉与模式识别 · 计算机科学 2019-01-01 Junkun Qi , Wei Hu , Zongming Guo

This paper introduces a new method for 3D point cloud registration based on deep learning. The architecture is composed of three distinct blocs: (i) an encoder composed of a convolutional graph-based descriptor that encodes the immediate…

计算机视觉与模式识别 · 计算机科学 2023-10-27 Karim Slimani , Brahim Tamadazte , Catherine Achard

Rigid registration of partial observations is a fundamental problem in various applied fields. In computer graphics, special attention has been given to the registration between two partial point clouds generated by scanning devices.…

计算机视觉与模式识别 · 计算机科学 2021-10-12 Zihao Yan , Zimu Yi , Ruizhen Hu , Niloy J. Mitra , Daniel Cohen-Or , Hui Huang

Point cloud registration is a fundamental task in 3D computer vision. Most existing methods rely solely on geometric information for feature extraction and matching. Recently, several studies have incorporated color information from RGB-D…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Congjia Chen , Yufu Qu

3D point cloud registration is a fundamental task in robotics and computer vision. Recently, many learning-based point cloud registration methods based on correspondences have emerged. However, these methods heavily rely on such…

计算机视觉与模式识别 · 计算机科学 2021-07-07 Lifa Zhu , Dongrui Liu , Changwei Lin , Rui Yan , Francisco Gómez-Fernández , Ninghua Yang , Ziyong Feng

Traditional algorithms of point set registration minimizing point-to-plane distances often achieve a better estimation of rigid transformation than those minimizing point-to-point distances. Nevertheless, recent deep-learning-based methods…

计算机视觉与模式识别 · 计算机科学 2022-07-15 Tatsuya Yatagawa , Yutaka Ohtake , Hiromasa Suzuki

In recent years, the challenge of 3D shape analysis within point cloud data has gathered significant attention in computer vision. Addressing the complexities of effective 3D information representation and meaningful feature extraction for…

计算机视觉与模式识别 · 计算机科学 2024-12-05 Md Meraz , Md Afzal Ansari , Mohammed Javed , Pavan Chakraborty

Point cloud registration is a task to estimate the rigid transformation between two unaligned scans, which plays an important role in many computer vision applications. Previous learning-based works commonly focus on supervised…

计算机视觉与模式识别 · 计算机科学 2023-08-10 Mingzhi Yuan , Kexue Fu , Zhihao Li , Yucong Meng , Manning Wang

Point cloud registration, a fundamental task in 3D vision, has achieved remarkable success with learning-based methods in outdoor environments. Unsupervised outdoor point cloud registration methods have recently emerged to circumvent the…

计算机视觉与模式识别 · 计算机科学 2024-12-25 Kezheng Xiong , Haoen Xiang , Qingshan Xu , Chenglu Wen , Siqi Shen , Jonathan Li , Cheng Wang

Accurate and efficient point cloud registration is a challenge because the noise and a large number of points impact the correspondence search. This challenge is still a remaining research problem since most of the existing methods rely on…

计算机视觉与模式识别 · 计算机科学 2021-11-24 Xiaoshui Huang , Zongyi Xu , Guofeng Mei , Sheng Li , Jian Zhang , Yifan Zuo , Yucheng Wang

Registration is a fundamental but critical task in point cloud processing, which usually depends on finding element correspondence from two point clouds. However, the finding of reliable correspondence relies on establishing a robust and…

计算机视觉与模式识别 · 计算机科学 2022-02-16 Rong Huang , Wei Yao , Yusheng Xu , Zhen Ye , Uwe Stilla

The application of deep learning to 3D point clouds is challenging due to its lack of order. Inspired by the point embeddings of PointNet and the edge embeddings of DGCNNs, we propose three improvements to the task of point cloud analysis.…

计算机视觉与模式识别 · 计算机科学 2021-04-09 Chaitanya Kaul , Nick Pears , Suresh Manandhar

3D Point cloud registration is still a very challenging topic due to the difficulty in finding the rigid transformation between two point clouds with partial correspondences, and it's even harder in the absence of any initial estimation…

计算机视觉与模式识别 · 计算机科学 2021-06-21 Zhijian Qiao , Huanshu Wei , Zhe Liu , Chuanzhe Suo , Hesheng Wang

Rigid registration of point clouds with partial overlaps is a longstanding problem usually solved in two steps: (a) finding correspondences between the point clouds; (b) filtering these correspondences to keep only the most reliable ones to…

计算机视觉与模式识别 · 计算机科学 2021-10-05 Anh-Quan Cao , Gilles Puy , Alexandre Boulch , Renaud Marlet

Registration is a transformation estimation problem between two point clouds, which has a unique and critical role in numerous computer vision applications. The developments of optimization-based methods and deep learning methods have…

计算机视觉与模式识别 · 计算机科学 2021-03-08 Xiaoshui Huang , Guofeng Mei , Jian Zhang , Rana Abbas

Three dimensional (3D) object recognition is becoming a key desired capability for many computer vision systems such as autonomous vehicles, service robots and surveillance drones to operate more effectively in unstructured environments.…

计算机视觉与模式识别 · 计算机科学 2021-08-25 Chenxi Xiao , Juan Wachs

Point cloud is point sets defined in 3D metric space. Point cloud has become one of the most significant data format for 3D representation. Its gaining increased popularity as a result of increased availability of acquisition devices, such…

计算机视觉与模式识别 · 计算机科学 2020-01-20 Saifullahi Aminu Bello , Shangshu Yu , Cheng Wang

In recent years, implicit functions have drawn attention in the field of 3D reconstruction and have successfully been applied with Deep Learning. However, for incremental reconstruction, implicit function-based registrations have been…

机器人学 · 计算机科学 2022-06-01 Yijun Yuan , Andreas Nuechter