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Related papers: UrbanTwin: Synthetic Roadside LiDAR Datasets

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Simulation-based data synthesis has emerged as a powerful paradigm for advancing real-world robotic manipulation. Yet existing datasets remain insufficient for robust bimanual manipulation due to (1) the lack of scalable task generation…

End-to-end autonomous driving solutions, which directly process multimodal sensory data and output fine-grained control commands, have gradually become a mainstream direction with the development of autonomous driving technology. However,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-25 Runyi Huang , Ni Ding , Ruidan Xing , Yuheng Shi , Lei He , Keqiang Li

Recent scene text detection methods are almost based on deep learning and data-driven. Synthetic data is commonly adopted for pre-training due to expensive annotation cost. However, there are obvious domain discrepancies between synthetic…

Computer Vision and Pattern Recognition · Computer Science 2022-05-11 Youhui Guo , Yu Zhou , Xugong Qin , Enze Xie , Weiping Wang

Digital twins are now a staple of wireless networks design and evolution. Creating an accurate digital copy of a real system offers numerous opportunities to study and analyze its performance and issues. It also allows designing and testing…

Networking and Internet Architecture · Computer Science 2024-03-20 Paolo Testolina , Michele Polese , Pedram Johari , Tommaso Melodia

Digital twins of urban environments play a critical role in advancing autonomous vehicle (AV) research by enabling simulation, validation, and integration with emerging generative world models. While existing tools have demonstrated value,…

Robotics · Computer Science 2025-12-01 Alex Richardson , Jonathan Sprinkle

Point cloud data from 3D LiDAR sensors are one of the most crucial sensor modalities for versatile safety-critical applications such as self-driving vehicles. Since the annotations of point cloud data is an expensive and time-consuming…

Computer Vision and Pattern Recognition · Computer Science 2019-05-23 Khaled Saleh , Ahmed Abobakr , Mohammed Attia , Julie Iskander , Darius Nahavandi , Mohammed Hossny

Generally, crowd datasets can be collected or generated from real or synthetic sources. Real data is generated by using infrastructure-based sensors (such as static cameras or other sensors). The use of simulation tools can significantly…

Computer Vision and Pattern Recognition · Computer Science 2023-04-27 Paweł Foszner , Agnieszka Szczęsna , Luca Ciampi , Nicola Messina , Adam Cygan , Bartosz Bizoń , Michał Cogiel , Dominik Golba , Elżbieta Macioszek , Michał Staniszewski

Modeling traffic dynamics is a critical challenge for urban computing, with applications from real-time traffic management to infrastructure planning. However, progress in this area is fundamentally constrained by a lack of large-scale…

Machine Learning · Computer Science 2026-05-18 Fedor Velikonivtsev , Oleg Platonov , Ekaterina Alimaskina , Gleb Bazhenov , Liudmila Prokhorenkova

Object detection in radar imagery with neural networks shows great potential for improving autonomous driving. However, obtaining annotated datasets from real radar images, crucial for training these networks, is challenging, especially in…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Oded Bialer , Yuval Haitman

LiDAR-based 3D mapping suffers from cumulative drift causing global misalignment, particularly in GNSS-constrained environments. To address this, we propose a unified framework that fuses LiDAR, GNSS, and IMU data for high-resolution…

Semantic segmentation on LiDAR imaging is increasingly gaining attention, as it can provide useful knowledge for perception systems and potential for autonomous driving. However, collecting and labeling real LiDAR data is an expensive and…

Computer Vision and Pattern Recognition · Computer Science 2025-02-03 Javier Montalvo , Pablo Carballeira , Álvaro García-Martín

In this paper, we developed the solution of roadside LiDAR object detection using a combination of two unsupervised learning algorithms. The 3D point clouds are firstly converted into spherical coordinates and filled into the…

Computer Vision and Pattern Recognition · Computer Science 2022-06-14 Tianya Zhang , Peter J. Jin

Simulation frameworks have been key enablers for the development and validation of autonomous driving systems. However, existing methods struggle to comprehensively address the autonomy-oriented requirements of balancing: (i) dynamical…

Robotics · Computer Science 2026-02-23 Tanmay Vilas Samak , Chinmay Vilas Samak , Bing Li , Venkat Krovi

Human digital twins (HDTs) are dynamic, data-driven virtual representations of individuals, continuously updated with multimodal data to simulate, monitor, and predict health trajectories. By integrating clinical, physiological, behavioral,…

Human-Computer Interaction · Computer Science 2025-08-19 Rong Pan , Hongyue Sun , Xiaoyu Chen , Giulia Pedrielli , Jiapeng Huang

Recent developments in data acquisition technology allow us to collect 3D texture meshes quickly. Those can help us understand and analyse the urban environment, and as a consequence are useful for several applications like spatial analysis…

Computer Vision and Pattern Recognition · Computer Science 2022-02-08 Weixiao Gao , Liangliang Nan , Bas Boom , Hugo Ledoux

Semantic grids can be useful representations of the scene around an autonomous system. By having information about the layout of the space around itself, a robot can leverage this type of representation for crucial tasks such as navigation…

Traditional mobility management strategies emphasize macro-level mobility oversight from traffic-sensing infrastructures, often overlooking safety risks that directly affect road users. To address this, we propose a Digital Twin-based…

Physics and Society · Physics 2024-07-23 Tao Li , Zilin Bian , Haozhe Lei , Fan Zuo , Ya-Ting Yang , Quanyan Zhu , Zhenning Li , Zhibin Chen , Kaan Ozbay

For long-term autonomy, most place recognition methods are mainly evaluated on simplified scenarios or simulated datasets, which cannot provide solid evidence to evaluate the readiness for current Simultaneous Localization and Mapping…

Robotics · Computer Science 2022-09-13 Peng Yin , Shiqi Zhao , Ruohai Ge , Ivan Cisneros , Ruijie Fu , Ji Zhang , Howie Choset , Sebastian Scherer

Semantic grids are a useful representation of the environment around a robot. They can be used in autonomous vehicles to concisely represent the scene around the car, capturing vital information for downstream tasks like navigation or…

Computer Vision and Pattern Recognition · Computer Science 2022-11-29 Manuel Alejandro Diaz-Zapata , Özgür Erkent , Christian Laugier , Jilles Dibangoye , David Sierra González

Robust and accurate tracking and localization of road users like pedestrians and cyclists is crucial to ensure safe and effective navigation of Autonomous Vehicles (AVs), particularly so in urban driving scenarios with complex…

Robotics · Computer Science 2023-09-29 Jia Huang , Alvika Gautam , Junghun Choi , Srikanth Saripalli