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High-definition (HD) maps are essential for autonomous driving, yet multi-modal fusion often suffers from inconsistency between camera and LiDAR modalities, leading to performance degradation under low-light conditions, occlusions, or…

Computer Vision and Pattern Recognition · Computer Science 2026-02-26 Haoxiang Fu , Lingfeng Zhang , Hao Li , Ruibing Hu , Zhengrong Li , Guanjing Liu , Zimu Tan , Long Chen , Hangjun Ye , Xiaoshuai Hao

Scalable and maintainable map representations are fundamental to enabling large-scale visual navigation and facilitating the deployment of robots in real-world environments. While collaborative localization across multi-session mapping…

Robotics · Computer Science 2026-01-21 Jianhao Jiao , Changkun Liu , Jingwen Yu , Boyi Liu , Qianyi Zhang , Yue Wang , Dimitrios Kanoulas

High-definition (HD) maps play a crucial role in autonomous driving systems. Recent methods have attempted to construct HD maps in real-time using vehicle onboard sensors. Due to the inherent limitations of onboard sensors, which include…

Computer Vision and Pattern Recognition · Computer Science 2024-01-31 Wenjie Gao , Jiawei Fu , Yanqing Shen , Haodong Jing , Shitao Chen , Nanning Zheng

High-definition (HD) maps are essential in testing autonomous driving systems (ADSs). HD maps essentially determine the potential diversity of the testing scenarios. However, the current HD maps suffer from two main limitations: lack of…

Software Engineering · Computer Science 2022-06-22 Yun Tang , Yuan Zhou , Kairui Yang , Ziyuan Zhong , Baishakhi Ray , Yang Liu , Ping Zhang , Junbo Chen

High-definition (HD) maps provide environmental information for autonomous driving systems and are essential for safe planning. While existing methods with single-frame input achieve impressive performance for online vectorized HD map…

Computer Vision and Pattern Recognition · Computer Science 2024-11-26 Jingyu Song , Xudong Chen , Liupei Lu , Jie Li , Katherine A. Skinner

3D object detection is a key perception component in autonomous driving. Most recent approaches are based on Lidar sensors only or fused with cameras. Maps (e.g., High Definition Maps), a basic infrastructure for intelligent vehicles,…

Computer Vision and Pattern Recognition · Computer Science 2021-03-11 Jin Fang , Dingfu Zhou , Xibin Song , Liangjun Zhang

Online High-Definition (HD) maps have emerged as the preferred option for autonomous driving, overshadowing the counterpart offline HD maps due to flexible update capability and lower maintenance costs. However, contemporary online HD map…

Computer Vision and Pattern Recognition · Computer Science 2024-09-16 Siyu Li , Kailun Yang , Hao Shi , Song Wang , You Yao , Zhiyong Li

Along with the rapid growth of autonomous vehicles (AVs), more and more demands are required for environment perception technology. Among others, HD mapping has become one of the more prominent roles in helping the vehicle realize essential…

Robotics · Computer Science 2024-09-17 Benny Wijaya , Kun Jiang , Mengmeng Yang , Tuopu Wen , Yunlong Wang , Xuewei Tang , Zheng Fu , Taohua Zhou , Diange Yang

We present Flex, an efficient and effective scene encoder that addresses the computational bottleneck of processing high-volume multi-camera data in end-to-end autonomous driving. Flex employs a small set of learnable scene tokens to…

Computer Vision and Pattern Recognition · Computer Science 2025-12-16 Jiawei Yang , Ziyu Chen , Yurong You , Yan Wang , Yiming Li , Yuxiao Chen , Boyi Li , Boris Ivanovic , Marco Pavone , Yue Wang

Autonomous driving has traditionally relied heavily on costly and labor-intensive High Definition (HD) maps, hindering scalability. In contrast, Standard Definition (SD) maps are more affordable and have worldwide coverage, offering a…

Computer Vision and Pattern Recognition · Computer Science 2023-11-08 Katie Z Luo , Xinshuo Weng , Yan Wang , Shuang Wu , Jie Li , Kilian Q Weinberger , Yue Wang , Marco Pavone

High-definition (HD) map transmission is considered as a key technology for automatic driving, which enables vehicles to obtain the precise road and surrounding environment information for further localization and navigation. Guaranteeing…

Signal Processing · Electrical Eng. & Systems 2019-02-22 Fangfei Wang , Dong Guan , Long Zhao , Kan Zheng

High-definition (HD) semantic map generation of the environment is an essential component of autonomous driving. Existing methods have achieved good performance in this task by fusing different sensor modalities, such as LiDAR and camera.…

Computer Vision and Pattern Recognition · Computer Science 2024-11-28 Hao Dong , Weihao Gu , Xianjing Zhang , Jintao Xu , Rui Ai , Huimin Lu , Juho Kannala , Xieyuanli Chen

For scalable autonomous driving, a robust map-based localization system, independent of GPS, is fundamental. To achieve such map-based localization, online high-definition (HD) map construction plays a significant role in accurate…

Computer Vision and Pattern Recognition · Computer Science 2024-12-25 Juyeb Shin , Hyeonjun Jeong , Francois Rameau , Dongsuk Kum

This report introduces the first-place winning solution for the Autonomous Grand Challenge 2024 - Mapless Driving. In this report, we introduce a novel online mapping pipeline LGmap, which adept at long-range temporal model. Firstly, we…

Computer Vision and Pattern Recognition · Computer Science 2024-06-21 Kuang Wu , Sulei Nian , Can Shen , Chuan Yang , Zhanbin Li

Constructing HD semantic maps is a central component of autonomous driving. However, traditional pipelines require a vast amount of human efforts and resources in annotating and maintaining the semantics in the map, which limits its…

Computer Vision and Pattern Recognition · Computer Science 2022-03-21 Qi Li , Yue Wang , Yilun Wang , Hang Zhao

Autonomous driving has been among the most popular and challenging topics in the past few years. On the road to achieving full autonomy, researchers have utilized various sensors, such as LiDAR, camera, Inertial Measurement Unit (IMU), and…

Robotics · Computer Science 2022-06-27 Zhibin Bao , Sabir Hossain , Haoxiang Lang , Xianke Lin

Safety constitutes a foundational imperative for autonomous driving systems, necessitating maximal incorporation of accessible prior information. This study establishes that temporal perception buffers and cost-efficient high-definition…

Computer Vision and Pattern Recognition · Computer Science 2026-01-28 Nan Peng , Xun Zhou , Mingming Wang , Guisong Chen , Wenqi Xu

Generating flexible-view 3D scenes, including 360{\deg} rotation and zooming, from single images is challenging due to a lack of 3D data. To this end, we introduce FlexWorld, a novel framework consisting of two key components: (1) a strong…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Luxi Chen , Zihan Zhou , Min Zhao , Yikai Wang , Ge Zhang , Wenhao Huang , Hao Sun , Ji-Rong Wen , Chongxuan Li

High-definition (HD) semantic maps are crucial in enabling autonomous vehicles to navigate urban environments. The traditional method of creating offline HD maps involves labor-intensive manual annotation processes, which are not only…

Computer Vision and Pattern Recognition · Computer Science 2023-06-16 Xuan Xiong , Yicheng Liu , Tianyuan Yuan , Yue Wang , Yilun Wang , Hang Zhao

Online High-Definition (HD) map construction is pivotal for autonomous driving. While recent approaches leverage historical temporal fusion to improve performance, we identify a critical safety flaw in this paradigm: it is inherently…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Ruikai Li , Xinrun Li , Mengwei Xie , Hao Shan , Shoumeng Qiu , Xinyuan Chang , Yizhe Fan , Feng Xiong , Han Jiang , Yilong Ren , Haiyang Yu , Mu Xu , Yang Long , Varun Ojha , Zhiyong Cui