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Digital representations of the real world are being used in many applications, such as augmented reality. 6G systems will not only support use cases that rely on virtual worlds but also benefit from their rich contextual information to…

Signal Processing · Electrical Eng. & Systems 2022-04-21 Ailton Oliveira , Felipe Bastos , Isabela Trindade , Walter Frazao , Arthur Nascimento , Diego Gomes , Francisco Muller , Aldebaro Klautau

Beamforming techniques are considered as essential parts to compensate the severe path loss in millimeter-wave (mmWave) communications by adopting large antenna arrays and formulating narrow beams to obtain satisfactory received powers.…

Networking and Internet Architecture · Computer Science 2024-02-05 Muhammad Baqer Mollah , Honggang Wang , Hua Fang

Stop-and-go waves in traffic flow pose a persistent challenge, compromising safety, efficiency, and environmental sustainability. This paper introduces a novel mitigation strategy discovered through training multi-agent deep reinforcement…

Physics and Society · Physics 2025-11-19 Raphael Korbmacher , Daniel Straub , Antoine Tordeux , Claudia Totzeck

Communications using frequency bands in the millimeter-wave range can play a key role in future generations of mobile networks. By allowing large bandwidth allocations, high carrier frequencies will provide high data rates to support the…

Networking and Internet Architecture · Computer Science 2017-05-08 Cristian Tatino , Ilaria Malanchini , Danish Aziz , Di Yuan

Accurate traffic forecasting is essential for smart cities to achieve traffic control, route planning, and flow detection. Although many spatial-temporal methods are currently proposed, these methods are deficient in capturing the…

Machine Learning · Computer Science 2024-03-07 Aoyu Liu , Yaying Zhang

Autonomous vehicles hold great promise in improving the future of transportation. The driving models used in these vehicles are based on neural networks, which can be difficult to validate. However, ensuring the safety of these models is…

Robotics · Computer Science 2023-09-14 Maximilian Zipfl , Sven Spickermann , J. Marius Zöllner

Ray tracing is a widely used deterministic method for radio propagation simulations, capable of producing physically accurate multipath components. The accuracy depends on the quality of the environment model and its electromagnetic…

Signal Processing · Electrical Eng. & Systems 2025-07-08 Niklas Vaara , Pekka Sangi , Miguel Bordallo López , Janne Heikkilä

From a telecommunication standpoint, the surge in users and services challenges next-generation networks with escalating traffic demands and limited resources. Accurate traffic prediction can offer network operators valuable insights into…

Machine Learning · Computer Science 2024-05-16 Duc Thinh Ngo , Kandaraj Piamrat , Ons Aouedi , Thomas Hassan , Philippe Raipin-Parvédy

This paper investigates the feasibility of human mobility in extreme urban morphologies characterized by high-density vertical structures and linear city layouts. To assess whether agents can navigate efficiently within such unprecedented…

Artificial Intelligence · Computer Science 2026-05-05 Abderaouf Bahi , Amel Ourici

Accurate atmospheric wind field information is crucial for various applications, including weather forecasting, aviation safety, and disaster risk reduction. However, obtaining high spatiotemporal resolution wind data remains challenging…

Machine Learning · Computer Science 2025-10-21 Yuchen Ye , Chaoxia Yuan , Mingyu Li , Aoqi Zhou , Hong Liang , Chunqing Shang , Kezuan Wang , Yifeng Zheng , Cong Chen

The fifth generation (5G) cellular network technology is mature and increasingly utilized in many industrial and robotics applications, while an important functionality is the advanced Quality of Service (QoS) features. Despite the…

Robotics · Computer Science 2024-02-12 Gerasimos Damigos , Akshit Saradagi , Sara Sandberg , George Nikolakopoulos

Being able to generate realistic trajectory options is at the core of increasing the degree of automation of road vehicles. While model-driven, rule-based, and classical learning-based methods are widely used to tackle these tasks at…

Computer Vision and Pattern Recognition · Computer Science 2025-06-23 Annajoyce Mariani , Kira Maag , Hanno Gottschalk

Establishing correspondences between image pairs is a long studied problem in computer vision. With recent large-scale foundation models showing strong zero-shot performance on downstream tasks including classification and segmentation,…

Computer Vision and Pattern Recognition · Computer Science 2026-02-04 Francis Snelgar , Stephen Gould , Ming Xu , Liang Zheng , Akshay Asthana

Trajectory similarity computation has drawn massive attention, as it is core functionality in a wide range of applications such as ride-sharing, traffic analysis, and social recommendation. Motivated by the recent success of deep learning…

Machine Learning · Computer Science 2022-03-01 Ziquan Fang , Yuntao Du , Xinjun Zhu , Lu Chen , Yunjun Gao , Christian S. Jensen

High-speed trains are one of the most relevant scenarios for the fifth-generation (5G) mobile communications and the "smart rail mobility" vision, where a high-data-rate wireless connectivity with up to several GHz bandwidths will be…

Signal Processing · Electrical Eng. & Systems 2025-01-30 Ke Guan , Juan Moreno Garcia-Lloygorri , Bo Ai , Cesar Briso-Rodriguez , Bile Peng , Danping He , Andrej Hrovat , Zhangdui Zhong , Thomas Kurner

Millimeter-wave (mmWave) and terahertz (THz) communication systems require large antenna arrays and use narrow directive beams to ensure sufficient receive signal power. However, selecting the optimal beams for these large antenna arrays…

Information Theory · Computer Science 2024-02-23 Shoaib Imran , Gouranga Charan , Ahmed Alkhateeb

Beamforming technique realized by the multiple-input-multiple-output (MIMO) antenna arrays has been widely used to compensate for the severe path loss in the millimeter wave (mmWave) bands. In 5G NR system, the beam sweeping and beam…

Signal Processing · Electrical Eng. & Systems 2022-09-07 Yongjun Ahn , Jinhong Kim , Seungnyun Kim , Kyuhong Shim , Jiyoung Kim , Sangtae Kim , Byonghyo Shim

Future urban transportation concepts include a mixture of ground and air vehicles with varying degrees of autonomy in a congested environment. In such dynamic environments, occupancy maps alone are not sufficient for safe path planning.…

Robotics · Computer Science 2021-07-26 Ransalu Senanayake , Kyle Beltran Hatch , Jason Zheng , Mykel J. Kochenderfer

With the emerging of the fifth generation (5G) mobile communication systems and software defined networks, not only the performance of vehicular networks could be improved but also new applications of vehicular networks are required by…

Networking and Internet Architecture · Computer Science 2017-02-14 Xiaohu Ge , Zipeng Li , Shikuan Li

Dynamic GNNs, which integrate temporal and spatial features in Electroencephalography (EEG) data, have shown great potential in automating seizure detection. However, fully capturing the underlying dynamics necessary to represent brain…

Machine Learning · Computer Science 2025-10-28 Rikuto Kotoge , Zheng Chen , Tasuku Kimura , Yasuko Matsubara , Takufumi Yanagisawa , Haruhiko Kishima , Yasushi Sakurai
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