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Point cloud registration is a fundamental technique in 3-D computer vision with applications in graphics, autonomous driving, and robotics. However, registration tasks under challenging conditions, under which noise or perturbations are…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Rui She , Qiyu Kang , Sijie Wang , Wee Peng Tay , Kai Zhao , Yang Song , Tianyu Geng , Yi Xu , Diego Navarro Navarro , Andreas Hartmannsgruber

This study presents a high-accuracy, efficient, and physically induced method for 3D point cloud registration, which is the core of many important 3D vision problems. In contrast to existing physics-based methods that merely consider…

Computer Vision and Pattern Recognition · Computer Science 2023-02-03 Zhao Mingyang , Ma Lei , Jia Xiaohong , Yan Dong-Ming , Huang Tiejun

This paper presents a novel randomized algorithm for robust point cloud registration without correspondences. Most existing registration approaches require a set of putative correspondences obtained by extracting invariant descriptors.…

Computer Vision and Pattern Recognition · Computer Science 2019-04-16 Huu Le , Thanh-Toan Do , Tuan Hoang , Ngai-Man Cheung

Point cloud registration is a fundamental problem in 3D computer vision, graphics and robotics. For the last few decades, existing registration algorithms have struggled in situations with large transformations, noise, and time constraints.…

Computer Vision and Pattern Recognition · Computer Science 2020-08-21 Wentao Yuan , Ben Eckart , Kihwan Kim , Varun Jampani , Dieter Fox , Jan Kautz

Rigid registration of point clouds is a fundamental problem in computer vision with many applications from 3D scene reconstruction to geometry capture and robotics. If a suitable initial registration is available, conventional methods like…

Computer Vision and Pattern Recognition · Computer Science 2023-07-06 Ludwig Mohr , Ismail Geles , Friedrich Fraundorfer

Many types of 3D acquisition sensors have emerged in recent years and point cloud has been widely used in many areas. Accurate and fast registration of cross-source 3D point clouds from different sensors is an emerged research problem in…

Computer Vision and Pattern Recognition · Computer Science 2019-03-13 Xiaoshui Huang , Lixin Fan , Qiang Wu , Jian Zhang , Chun Yuan

Three-dimensional data registration is an established yet challenging problem that is key in many different applications, such as mapping the environment for autonomous vehicles, and modeling objects and people for avatar creation, among…

Computer Vision and Pattern Recognition · Computer Science 2024-11-12 Hanz Cuevas-Velasquez , Alejandro Galán-Cuenca , Antonio Javier Gallego , Marcelo Saval-Calvo , Robert B. Fisher

Seeking consistent point-to-point correspondences between 3D rigid data (point clouds, meshes, or depth maps) is a fundamental problem in 3D computer vision. While a number of correspondence selection methods have been proposed in recent…

Computer Vision and Pattern Recognition · Computer Science 2019-07-08 Jiaqi Yang , Ke Xian , Peng Wang , Yanning Zhang

Point cloud registration aims at estimating the geometric transformation between two point cloud scans, in which point-wise correspondence estimation is the key to its success. In addition to previous methods that seek correspondences by…

Computer Vision and Pattern Recognition · Computer Science 2022-09-02 Ziming Wang , Xiaoliang Huo , Zhenghao Chen , Jing Zhang , Lu Sheng , Dong Xu

Point cloud registration for 3D objects is a challenging task due to sparse and noisy measurements, incomplete observations and large transformations. In this work, we propose \textbf{G}raph \textbf{M}atching \textbf{C}onsensus…

Computer Vision and Pattern Recognition · Computer Science 2022-04-11 Liang Pan , Zhongang Cai , Ziwei Liu

Generating a set of high-quality correspondences or matches is one of the most critical steps in point cloud registration. This paper proposes a learning framework COTReg by jointly considering the pointwise and structural matchings to…

Computer Vision and Pattern Recognition · Computer Science 2022-10-10 Guofeng Mei , Xiaoshui Huang , Litao Yu , Jian Zhang , Mohammed Bennamoun

Critical to the registration of point clouds is the establishment of a set of accurate correspondences between points in 3D space. The correspondence problem is generally addressed by the design of discriminative 3D local descriptors on the…

Computer Vision and Pattern Recognition · Computer Science 2023-02-28 Lei Zhou , Siyu Zhu , Zixin Luo , Tianwei Shen , Runze Zhang , Mingmin Zhen , Tian Fang , Long Quan

As the development of 3D sensors, registration of 3D data (e.g. point cloud) coming from different kind of sensor is dispensable and shows great demanding. However, point cloud registration between different sensors is challenging because…

Computer Vision and Pattern Recognition · Computer Science 2017-09-01 Xiaoshui Huang

Although 3D point cloud data has received widespread attentions as a general form of 3D signal expression, applying point clouds to the task of dense correspondence estimation between 3D shapes has not been investigated widely. Furthermore,…

Computer Vision and Pattern Recognition · Computer Science 2022-10-27 Zhiyuan Zhang , Jiadai Sun , Yuchao Dai , Bin Fan , Qi Liu

We present 3DRegNet, a novel deep learning architecture for the registration of 3D scans. Given a set of 3D point correspondences, we build a deep neural network to address the following two challenges: (i) classification of the point…

Computer Vision and Pattern Recognition · Computer Science 2020-04-08 G. Dias Pais , Srikumar Ramalingam , Venu Madhav Govindu , Jacinto C. Nascimento , Rama Chellappa , Pedro Miraldo

Scene graphs have been recently introduced into 3D spatial understanding as a comprehensive representation of the scene. The alignment between 3D scene graphs is the first step of many downstream tasks such as scene graph aided point cloud…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Yaxu Xie , Alain Pagani , Didier Stricker

Even though considerable progress has been made in deep learning-based 3D point cloud processing, how to obtain accurate correspondences for robust registration remains a major challenge because existing hard assignment methods cannot deal…

Computer Vision and Pattern Recognition · Computer Science 2022-03-02 Zhiyuan Zhang , Jiadai Sun , Yuchao Dai , Dingfu Zhou , Xibin Song , Mingyi He

Point Cloud Registration is a fundamental and challenging problem in 3D computer vision. Recent works often utilize the geometric structure information in point feature embedding or outlier rejection for registration while neglecting to…

Computer Vision and Pattern Recognition · Computer Science 2024-01-04 Qianliang Wu , Yaqi Shen , Haobo Jiang , Guofeng Mei , Yaqing Ding , Lei Luo , Jin Xie , Jian Yang

The commonly adopted detect-then-match approach to registration finds difficulties in the cross-modality cases due to the incompatible keypoint detection and inconsistent feature description. We propose, 2D3D-MATR, a detection-free method…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Minhao Li , Zheng Qin , Zhirui Gao , Renjiao Yi , Chenyang Zhu , Yulan Guo , Kai Xu

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.…

Computer Vision and Pattern Recognition · Computer Science 2019-01-01 Junkun Qi , Wei Hu , Zongming Guo