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Deformable registration continues to be one of the key challenges in medical image analysis. While iconic registration methods have started to benefit from the recent advances in medical deep learning, the same does not yet apply for the…

Computer Vision and Pattern Recognition · Computer Science 2019-09-18 Lasse Hansen , Doris Dittmer , Mattias P. Heinrich

The ability to build maps is a key functionality for the majority of mobile robots. A central ingredient to most mapping systems is the registration or alignment of the recorded sensor data. In this paper, we present a general methodology…

Computer Vision and Pattern Recognition · Computer Science 2017-09-19 Bartolomeo Della Corte , Igor Bogoslavskyi , Cyrill Stachniss , Giorgio Grisetti

Due to their complex spatial structure and diverse geometric features, achieving high-precision and robust point cloud registration for complex Die Castings has been a significant challenge in the die-casting industry. Existing point cloud…

Computer Vision and Pattern Recognition · Computer Science 2024-03-18 Yu Du , Yu Song , Ce Guo , Xiaojing Tian , Dong Liu , Ming Cong

We extend our previous work on Inductive Conformal Prediction (ICP) for multi-label text classification and present a novel approach for addressing the computational inefficiency of the Label Powerset (LP) ICP, arrising when dealing with a…

Machine Learning · Computer Science 2023-12-18 Lysimachos Maltoudoglou , Andreas Paisios , Ladislav Lenc , Jiří Martínek , Pavel Král , Harris Papadopoulos

Deformable image registration can obtain dynamic information about images, which is of great significance in medical image analysis. The unsupervised deep learning registration method can quickly achieve high registration accuracy without…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Xiao Fan , Shuxin Zhuang , Zhemin Zhuang , Ye Yuan , Shunmin Qiu , Alex Noel Joseph Raj , Yibiao Rong

We can use a method called registration to integrate some point clouds that represent the shape of the real world. In this paper, we propose highly accurate and stable registration method. Our method detects keypoints from point clouds and…

Computer Vision and Pattern Recognition · Computer Science 2020-11-11 Masaki Yoshii , Ikuko Shimizu

Point cloud-based medical registration promises increased computational efficiency, robustness to intensity shifts, and anonymity preservation but is limited by the inefficacy of unsupervised learning with similarity metrics. Supervised…

Computer Vision and Pattern Recognition · Computer Science 2023-07-06 Alexander Bigalke , Mattias P. Heinrich

Mobile robots need to create high-definition 3D maps of the environment for applications such as remote surveillance and infrastructure mapping. Accurate semantic processing of the acquired 3D point cloud is critical for allowing the robot…

Robotics · Computer Science 2019-02-20 Jingdao Chen , Yong K. Cho , Zsolt Kira

Point cloud registration is the process of aligning a pair of point sets via searching for a geometric transformation. Recent works leverage the power of deep learning for registering a pair of point sets. However, unfortunately, deep…

Computational Geometry · Computer Science 2020-06-12 Lingjing Wang , Xiang Li , Yi Fang

Existing interactive point cloud segmentation approaches primarily focus on the object segmentation, which aim to determine which points belong to the object of interest guided by user interactions. This paper concentrates on an unexplored…

Computer Vision and Pattern Recognition · Computer Science 2025-11-18 Peng Zhang , Ting Wu , Jinsheng Sun , Weiqing Li , Zhiyong Su

Point cloud registration (PCR) is a fundamental task for integrating 3D observations in remote sensing applications. This paper proposes a fast and effective PCR algorithm utilizing probabilistic self-updating local correspondence and line…

Computer Vision and Pattern Recognition · Computer Science 2026-04-30 Kuo-Liang Chung , Yu-Cheng Lin , Wu-Chi Chen

Non-rigid point cloud registration is a critical challenge in 3D scene understanding, particularly in surgical navigation. Although existing methods achieve excellent performance when trained on large-scale, high-quality datasets, these…

Computer Vision and Pattern Recognition · Computer Science 2024-10-31 Geng Li , Haozhi Cao , Mingyang Liu , Chenxi Jiang , Jianfei Yang

3D Point Cloud Semantic Segmentation (PCSS) is attracting increasing interest, due to its applicability in remote sensing, computer vision and robotics, and due to the new possibilities offered by deep learning techniques. In order to…

Computer Vision and Pattern Recognition · Computer Science 2020-06-30 Yuxing Xie , Jiaojiao Tian , Xiao Xiang Zhu

Recent investigations on rotation invariance for 3D point clouds have been devoted to devising rotation-invariant feature descriptors or learning canonical spaces where objects are semantically aligned. Examinations of learning frameworks…

Computer Vision and Pattern Recognition · Computer Science 2023-01-03 Jianhui Yu , Chaoyi Zhang , Weidong Cai

Automatic registration of multimodal remote sensing data (e.g., optical, LiDAR, SAR) is a challenging task due to the significant non-linear radiometric differences between these data. To address this problem, this paper proposes a novel…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Yuanxin Ye , Jie Shan , Lorenzo Bruzzone , Li Shen

Background and Objective: In neurosurgery, fusing clinical images and depth images that can improve the information and details is beneficial to surgery. We found that the registration of face depth images was invalid frequently using…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Pengfei Li , Ziyue Ma , Hong Wang , Juan Deng , Yan Wang , Zhenyu Xu , Feng Yan , Wenjun Tu , Hong Sha

Some robust point cloud registration approaches with controllable pose refinement magnitude, such as ICP and its variants, are commonly used to improve 6D pose estimation accuracy. However, the effectiveness of these methods gradually…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Yiheng Han , Irvin Haozhe Zhan , Long Zeng , Yu-Ping Wang , Ran Yi , Minjing Yu , Matthieu Gaetan Lin , Jenny Sheng , Yong-Jin Liu

Non-rigid point cloud registration is a crucial task in computer vision. Evaluating a non-rigid point cloud registration method requires a dataset with challenges such as large deformation levels, noise, outliers, and incompleteness.…

Computer Vision and Pattern Recognition · Computer Science 2025-06-06 Sara Monji-Azad , Marvin Kinz , Claudia Scherl , David Männle , Jürgen Hesser , Nikolas Löw

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:…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Yue Pan , Tao Sun , Liyuan Zhu , Lucas Nunes , Iro Armeni , Jens Behley , Cyrill Stachniss

PointNet has recently emerged as a popular representation for unstructured point cloud data, allowing application of deep learning to tasks such as object detection, segmentation and shape completion. However, recent works in literature…

Computer Vision and Pattern Recognition · Computer Science 2019-12-13 Vinit Sarode , Xueqian Li , Hunter Goforth , Yasuhiro Aoki , Animesh Dhagat , Rangaprasad Arun Srivatsan , Simon Lucey , Howie Choset