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We consider the problem of vision-based 6-DoF object pose estimation in the context of the notional Mars Sample Return campaign, in which a robotic arm would need to localize multiple objects of interest for low-clearance pickup and…

Computer Vision and Pattern Recognition · Computer Science 2025-10-01 Tu-Hoa Pham , Philip Bailey , Daniel Posada , Georgios Georgakis , Jorge Enriquez , Surya Suresh , Marco Dolci , Philip Twu

Geo-localization is a critical task in computer vision. In this work, we cast the geo-localization as a 2D image retrieval task. Current state-of-the-art methods for 2D geo-localization are not robust to locate a scene with drastic scale…

Computer Vision and Pattern Recognition · Computer Science 2021-02-19 Liqi Yan , Yiming Cui , Yingjie Chen , Dongfang Liu

In the realm of autonomous driving, achieving precise 3D reconstruction of the driving environment is critical for ensuring safety and effective navigation. Neural Radiance Fields (NeRF) have shown promise in creating highly detailed and…

Computer Vision and Pattern Recognition · Computer Science 2024-07-26 Xiaochao Pan , Jiawei Yao , Hongrui Kou , Tong Wu , Canran Xiao

Multi-view 3D visual grounding is critical for autonomous driving vehicles to interpret natural languages and localize target objects in complex environments. However, existing datasets and methods suffer from coarse-grained language…

Computer Vision and Pattern Recognition · Computer Science 2025-05-27 Fuhao Li , Huan Jin , Bin Gao , Liaoyuan Fan , Lihui Jiang , Long Zeng

Loop closures are essential for correcting odometry drift and creating consistent maps, especially in the context of large-scale navigation. Current methods using dense point clouds for accurate place recognition do not scale well due to…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 Débora N. P. Oliveira , Joshua Knights , Sebastián Barbas Laina , Simon Boche , Wolfram Burgard , Stefan Leutenegger

Topological maps are favorable for their small storage compared to geometric map. However, they are limited in relocalization and path planning capabilities. To solve this problem, a feature-based hierarchical topological map (FHT-Map) is…

Robotics · Computer Science 2023-10-24 Kun Song , Wenhang Liu , Gaoming Chen , Xiang Xu , Zhenhua Xiong

Prior point cloud provides 3D environmental context, which enhances the capabilities of monocular camera in downstream vision tasks, such as 3D object detection, via data fusion. However, the absence of accurate and automated registration…

Robotics · Computer Science 2024-04-09 Yu Sheng , Lu Zhang , Xingchen Li , Yifan Duan , Yanyong Zhang , Yu Zhang , Jianmin Ji

Autonomous vehicles are gradually entering city roads today, with the help of high-definition maps (HDMaps). However, the reliance on HDMaps prevents autonomous vehicles from stepping into regions without this expensive digital…

Computer Vision and Pattern Recognition · Computer Science 2024-04-01 Zhou Jiang , Zhenxin Zhu , Pengfei Li , Huan-ang Gao , Tianyuan Yuan , Yongliang Shi , Hang Zhao , Hao Zhao

In this paper, we present a new approach for improving 3D point and line mapping regression for camera re-localization. Previous methods typically rely on feature matching (FM) with stored descriptors or use a single network to encode both…

Computer Vision and Pattern Recognition · Computer Science 2025-03-03 Bach-Thuan Bui , Huy-Hoang Bui , Yasuyuki Fujii , Dinh-Tuan Tran , Joo-Ho Lee

Vectorized high-definition map online construction has garnered considerable attention in the field of autonomous driving research. Most existing approaches model changeable map elements using a fixed number of points, or predict local maps…

Computer Vision and Pattern Recognition · Computer Science 2023-09-04 Wenjie Ding , Limeng Qiao , Xi Qiu , Chi Zhang

Visual localization is a fundamental task for a wide range of applications in the field of robotics. Yet, it is still a complex problem with no universal solution, and the existing approaches are difficult to scale: most state-of-the-art…

Human navigation is facilitated through the association of actions with landmarks, tapping into our ability to recognize salient features in our environment. Consequently, navigational instructions for humans can be extremely concise, such…

Mainstream lane marker detection methods are implemented by predicting the overall structure and deriving parametric curves through post-processing. Complex lane line shapes require high-dimensional output of CNNs to model global…

Computer Vision and Pattern Recognition · Computer Science 2021-05-31 Zhan Qu , Huan Jin , Yang Zhou , Zhen Yang , Wei Zhang

Image registration has traditionally been done using two distinct approaches: learning based methods, relying on robust deep neural networks, and optimization-based methods, applying complex mathematical transformations to warp images…

Computer Vision and Pattern Recognition · Computer Science 2024-01-22 Gabriel De Araujo , Shanlin Sun , Xiaohui Xie

Operating autonomous vehicles at the absolute limits of handling requires precise, real-time identification of highly non-linear tire dynamics. However, traditional online optimization methods suffer from "cold-start" initialization…

Robotics · Computer Science 2026-03-11 Zhiping Wu , Cheng Hu , Yiqin Wang , Lei Xie , Hongye Su

High-definition (HD) maps are essential for autonomous driving, providing precise information such as road boundaries, lane dividers, and crosswalks to enable safe and accurate navigation. However, traditional HD map generation is…

Robotics · Computer Science 2025-10-01 Zihan Zhang , Abhijit Ravichandran , Pragnya Korti , Luobin Wang , Henrik I. Christensen

Recent advances in autonomous driving systems have shifted towards reducing reliance on high-definition maps (HDMaps) due to the huge costs of annotation and maintenance. Instead, researchers are focusing on online vectorized HDMap…

Computer Vision and Pattern Recognition · Computer Science 2024-11-25 Sen Yang , Minyue Jiang , Ziwei Fan , Xiaolu Xie , Xiao Tan , Yingying Li , Errui Ding , Liang Wang , Jingdong Wang

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

Localization in already mapped environments is a critical component in many robotics and automotive applications, where previously acquired information can be exploited along with sensor fusion to provide robust and accurate localization…

Robotics · Computer Science 2024-09-10 Lorenzo Montano-Oliván , Julio A. Placed , Luis Montano , María T. Lázaro

Effective use of camera-based vision systems is essential for robust performance in autonomous off-road driving, particularly in the high-speed regime. Despite success in structured, on-road settings, current end-to-end approaches for scene…