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Related papers: UrbanTwin: Synthetic Roadside LiDAR Datasets

200 papers

In training deep neural networks for semantic segmentation, the main limiting factor is the low amount of ground truth annotation data that is available in currently existing datasets. The limited availability of such data is due to the…

Computer Vision and Pattern Recognition · Computer Science 2018-07-18 Matt Angus , Mohamed ElBalkini , Samin Khan , Ali Harakeh , Oles Andrienko , Cody Reading , Steven Waslander , Krzysztof Czarnecki

Ensuring the safety of self-driving cars remains a major challenge due to the complexity and unpredictability of real-world driving environments. Traditional testing methods face significant limitations, such as the oracle problem, which…

Robotics · Computer Science 2025-10-09 Tony Zhang , Burak Kantarci , Umair Siddique

An essential prerequisite for unleashing the potential of supervised deep learning algorithms in the area of 3D scene understanding is the availability of large-scale and richly annotated datasets. However, publicly available datasets are…

Computer Vision and Pattern Recognition · Computer Science 2021-04-07 Qingyong Hu , Bo Yang , Sheikh Khalid , Wen Xiao , Niki Trigoni , Andrew Markham

Semantic scene understanding is important for various applications. In particular, self-driving cars need a fine-grained understanding of the surfaces and objects in their vicinity. Light detection and ranging (LiDAR) provides precise…

Computer Vision and Pattern Recognition · Computer Science 2019-08-19 Jens Behley , Martin Garbade , Andres Milioto , Jan Quenzel , Sven Behnke , Cyrill Stachniss , Juergen Gall

The development of computer vision algorithms for Unmanned Aerial Vehicle (UAV) applications in urban environments heavily relies on the availability of large-scale datasets with accurate annotations. However, collecting and annotating…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Francesco Barbato , Matteo Caligiuri , Pietro Zanuttigh

Creating geometric digital twins (gDT) for as-built roads still faces many challenges, such as low automation level and accuracy, limited asset types and shapes, and reliance on engineering experience. A novel scan-to-building information…

Computer Vision and Pattern Recognition · Computer Science 2024-06-19 Yuexiong Ding , Mengtian Yin , Ran Wei , Ioannis Brilakis , Muyang Liu , Xiaowei Luo

Smart Cities already surround us, and yet they are still incomprehensibly far from directly impacting everyday life. While current Smart Cities are often inaccessible, the experience of everyday citizens may be enhanced with a combination…

Intelligent Transportation Systems (ITS) require reliable environmental perception to support safe and efficient transportation. With the rapid development of Vehicle-to-everything (V2X), roadside perception has become an effective means to…

Robotics · Computer Science 2026-05-08 Yuhan Xia , Runxin Zhao , Hanyang Zhuang , Chunxiang Wang , Ming Yang

Depth estimation is a fundamental component of spatial perception for autonomous driving and other unmanned systems operating in open urban environments. Existing depth datasets such as KITTI, nuScenes, and DDAD have advanced the field but…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Xianda Guo , Ruijun Zhang , Yiqun Duan , Ruilin Wang , Matteo Poggi , Keyuan Zhou , Wenzhao Zheng , Wenke Huang , Gangwei Xu , Yanlun Peng , Yuan Si , Qin Zou

Urban intersections expose the limitations of single-vehicle perception under occlusion and partial observability. In this study, we present an auditable roadside LiDAR framework for infrastructure-assisted safety analysis at a signalized…

Emerging Technologies · Computer Science 2026-04-14 Bo Shang , Yiqiao Li

Recently, there has been growing interest in developing learning-based methods to detect and utilize salient semi-global or global structures, such as junctions, lines, planes, cuboids, smooth surfaces, and all types of symmetries, for 3D…

Computer Vision and Pattern Recognition · Computer Science 2020-07-20 Jia Zheng , Junfei Zhang , Jing Li , Rui Tang , Shenghua Gao , Zihan Zhou

In the autonomous driving domain, data collection and annotation from real vehicles are expensive and sometimes unsafe. Simulators are often used for data augmentation, which requires realistic sensor models that are hard to formulate and…

Computer Vision and Pattern Recognition · Computer Science 2019-05-20 Ahmad El Sallab , Ibrahim Sobh , Mohamed Zahran , Nader Essam

Identifying transportation units (TUs) is essential for improving the efficiency of port logistics. However, progress in this field has been hindered by the lack of publicly available benchmark datasets that capture the diversity and…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Emre Gülsoylu , André Kelm , Lennart Bengtson , Matthias Hirsch , Christian Wilms , Tim Rolff , Janick Edinger , Simone Frintrop

Datacenters are the backbone of our digital society, but raise numerous operational challenges. We envision digital twins becoming primary instruments in datacenter operations, continuously and autonomously helping with major operational…

Distributed, Parallel, and Cluster Computing · Computer Science 2026-04-14 Radu Nicolae , Jules van der Toorn , Stavriana Kraniti , Houcen Liu , Alexandru Iosup

Accurate and safe robotic manipulation under dynamic and visually occluded conditions remains a core challenge in real-world deployment. We introduce SyncTwin, a novel digital twin framework that unifies fast 3D scene reconstruction and…

Robotics · Computer Science 2026-02-23 Ruopeng Huang , Boyu Yang , Wenlong Gui , Jeremy Morgan , Erdem Biyik , Jiachen Li

Urbanization is advancing rapidly, covering less than 2% of Earth's surface yet profoundly influencing global environments and experiencing disproportionate impacts from extreme weather events. Effective urban management and planning…

Autonomous vehicles require knowledge of the surrounding road layout, which can be predicted by state-of-the-art CNNs. This work addresses the current lack of data for determining lane instances, which are needed for various driving…

Computer Vision and Pattern Recognition · Computer Science 2018-08-03 Brook Roberts , Sebastian Kaltwang , Sina Samangooei , Mark Pender-Bare , Konstantinos Tertikas , John Redford

This work introduces a new approach for joint detection of centerlines based on image data by localizing the features jointly in 2D and 3D. In contrast to existing work that focuses on detection of visual cues, we explore feature extraction…

Computer Vision and Pattern Recognition · Computer Science 2023-02-07 David Paz , Srinidhi Kalgundi Srinivas , Yunchao Yao , Henrik I. Christensen

Data and model are the undoubtable two supporting pillars for LiDAR object detection. However, data-centric works have fallen far behind compared with the ever-growing list of fancy new models. In this work, we systematically study the…

Computer Vision and Pattern Recognition · Computer Science 2023-05-23 Jinglin Zhan , Tiejun Liu , Rengang Li , Jingwei Zhang , Zhaoxiang Zhang , Yuntao Chen

- Both Lidars and Radars are sensors for obstacle detection. While Lidars are very accurate on obstacles positions and less accurate on their velocities, Radars are more precise on obstacles velocities and less precise on their positions.…

Robotics · Computer Science 2019-07-02 Hatem Hajri , Mohamed-Cherif Rahal