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The method for image-to-point cloud registration typically determines the rigid transformation using a coarse-to-fine pipeline. However, directly and uniformly matching image patches with point cloud patches may lead to focusing on…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Zhixin Cheng , Jiacheng Deng , Xinjun Li , Baoqun Yin , Tianzhu Zhang

In this paper we introduce a fully end-to-end approach for multi-spectral image registration and fusion. Our method for fusion combines images from different spectral channels into a single fused image by different approaches for low and…

Computer Vision and Pattern Recognition · Computer Science 2021-10-06 Nati Ofir , Shai Silberstein , Dani Rozenbaum , Yosi Keller , Sharon Duvdevani Bar

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…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Rui She , Sijie Wang , Qiyu Kang , Kai Zhao , Yang Song , Wee Peng Tay , Tianyu Geng , Xingchao Jian

The growing availability of commodity RGB-D cameras has boosted the applications in the field of scene understanding. However, as a fundamental scene understanding task, surface normal estimation from RGB-D data lacks thorough…

Computer Vision and Pattern Recognition · Computer Science 2019-11-21 Jin Zeng , Yanfeng Tong , Yunmu Huang , Qiong Yan , Wenxiu Sun , Jing Chen , Yongtian Wang

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

Point cloud based methods have produced promising results in areas such as 3D object detection in autonomous driving. However, most of the recent point cloud work focuses on single depth sensor data, whereas less work has been done on…

Computer Vision and Pattern Recognition · Computer Science 2020-05-12 Walid Bekhtaoui , Ruhan Sa , Brian Teixeira , Vivek Singh , Klaus Kirchberg , Yao-jen Chang , Ankur Kapoor

Semantic segmentation of 3D point cloud data is essential for enhanced high-level perception in autonomous platforms. Furthermore, given the increasing deployment of LiDAR sensors onboard of cars and drones, a special emphasis is also…

Computer Vision and Pattern Recognition · Computer Science 2020-11-09 Yara Ali Alnaggar , Mohamed Afifi , Karim Amer , Mohamed Elhelw

Multi-sensor fusion-based road segmentation plays an important role in the intelligent driving system since it provides a drivable area. The existing mainstream fusion method is mainly to feature fusion in the image space domain which…

Computer Vision and Pattern Recognition · Computer Science 2020-04-21 Haoran Li , Yaran Chen , Qichao Zhang , Dongbin Zhao

Probabilistic 3D point cloud registration methods have shown competitive performance in overcoming noise, outliers, and density variations. However, registering point cloud pairs in the case of partial overlap is still a challenge. This…

Computer Vision and Pattern Recognition · Computer Science 2022-10-19 Guofeng Mei , Fabio Poiesi , Cristiano Saltori , Jian Zhang , Elisa Ricci , Nicu Sebe

Multimodal remote sensing data, including spectral and lidar or photogrammetry, is crucial for achieving satisfactory land-use / land-cover classification results in urban scenes. So far, most studies have been conducted in a 2D context.…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Aldino Rizaldy , Richard Gloaguen , Fabian Ewald Fassnacht , Pedram Ghamisi

Estimating the rigid transformation between two LiDAR scans through putative 3D correspondences is a typical point cloud registration paradigm. Current 3D feature matching approaches commonly lead to numerous outlier correspondences, making…

Computer Vision and Pattern Recognition · Computer Science 2024-05-14 Xinyi Li , Hu Cao , Yinlong Liu , Xueli Liu , Feihu Zhang , Alois Knoll

We address the problem of glass surface segmentation with an RGB-D camera, with a focus on effectively fusing RGB and depth information. To this end, we propose a Weighted Feature Fusion (WFF) module that dynamically and adaptively combines…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Henghong Lin , Zihan Zhu , Tao Wang , Anastasia Ioannou , Yuanshui Huang

Lidars and cameras are critical sensors that provide complementary information for 3D detection in autonomous driving. While most prevalent methods progressively downscale the 3D point clouds and camera images and then fuse the high-level…

Computer Vision and Pattern Recognition · Computer Science 2023-09-22 Zixuan Yin , Han Sun , Ningzhong Liu , Huiyu Zhou , Jiaquan Shen

A 3D point cloud is often synthesized from depth measurements collected by sensors at different viewpoints. The acquired measurements are typically both coarse in precision and corrupted by noise. To improve quality, previous works denoise…

Image and Video Processing · Electrical Eng. & Systems 2020-02-12 Xue Zhang , Gene Cheung , Jiahao Pang , Dong Tian

Point cloud registration plays a crucial role in various fields, including robotics, computer graphics, and medical imaging. This process involves determining spatial relationships between different sets of points, typically within a 3D…

Computer Vision and Pattern Recognition · Computer Science 2023-09-28 Yikun Bai , Huy Tran , Steven B. Damelin , Soheil Kolouri

3D building models with facade details are playing an important role in many applications now. Classifying point clouds at facade-level is key to create such digital replicas of the real world. However, few studies have focused on such…

Computer Vision and Pattern Recognition · Computer Science 2024-02-12 Yue Tan , Olaf Wysocki , Ludwig Hoegner , Uwe Stilla

The reasonable employment of RGB and depth data show great significance in promoting the development of computer vision tasks and robot-environment interaction. However, there are different advantages and disadvantages in the early and late…

Computer Vision and Pattern Recognition · Computer Science 2021-09-13 Jinchao Zhu

A vast majority of augmented reality devices come equipped with depth and color cameras. Despite their advantages, extracting both photometric and depth features simultaneously in real-time remains challenging due to inherent differences…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Mehfuz A Rahman , Khushal Das , Jiju Poovvancheri , Neil London , Dong Chen

In recent years, point cloud representation has become one of the research hotspots in the field of computer vision, and has been widely used in many fields, such as autonomous driving, virtual reality, robotics, etc. Although deep learning…

Computer Vision and Pattern Recognition · Computer Science 2023-11-07 Huang Zhang , Changshuo Wang , Shengwei Tian , Baoli Lu , Liping Zhang , Xin Ning , Xiao Bai

Low-overlap regions between paired point clouds make the captured features very low-confidence, leading cutting edge models to point cloud registration with poor quality. Beyond the traditional wisdom, we raise an intriguing question: Is it…

Computer Vision and Pattern Recognition · Computer Science 2022-07-05 Honghua Chen , Zeyong Wei , Yabin Xu , Mingqiang Wei , Jun Wang