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This paper presents an adaptive air transit network leveraging modular aerial pods and artificial intelligence (AI) to address urban mobility challenges. Passenger demand, forecasted from AI models, serves as input parameters for a…

We tackle the long-term prediction of scene evolution in a complex downtown scenario for automated driving based on Lidar grid fusion and recurrent neural networks (RNNs). A bird's eye view of the scene, including occupancy and velocity, is…

计算机视觉与模式识别 · 计算机科学 2019-06-10 Marcel Schreiber , Stefan Hoermann , Klaus Dietmayer

Short-term origin-destination (OD) flow prediction in urban rail transit (URT) plays a crucial role in smart and real-time URT operation and management. Different from other short-term traffic forecasting methods, the short-term OD flow…

信号处理 · 电气工程与系统科学 2021-01-06 Jinlei Zhang , Hongshu Che , Feng Chen , Wei Ma , Zhengbing He

We present a fluid-dynamic model for the simulation of urban traffic networks with road sections of different lengths and capacities. The model allows one to efficiently simulate the transitions between free and congested traffic, taking…

科普物理 · 物理学 2007-05-23 Dirk Helbing , Stefan Lämmer , Jean-Patrick Lebacque

The emergence of Autonomous Mobility-on-Demand (AMoD) services creates new opportunities to improve the efficiency and reliability of on-demand mobility systems. Unlike human-driven Mobility-on-Demand (MoD), AMoD enables fully centralized…

新兴技术 · 计算机科学 2026-02-24 Xinling Li , Gioele Zardini

Accurate trajectory prediction is essential for the safety and efficiency of autonomous driving. Traditional models often struggle with real-time processing, capturing non-linearity and uncertainty in traffic environments, efficiency in…

机器人学 · 计算机科学 2024-12-17 Chengyue Wang , Haicheng Liao , Bonan Wang , Yanchen Guan , Bin Rao , Ziyuan Pu , Zhiyong Cui , Chengzhong Xu , Zhenning Li

Optimal power flow (OPF) has been used for real-time grid operations. Prior efforts demonstrated that utilizing flexibility from dynamic topologies will improve grid efficiency. However, this will convert the linear OPF into a mixed-integer…

系统与控制 · 电气工程与系统科学 2024-10-24 Thuan Pham , Xingpeng Li

A fundamental problem of interest to policy makers, urban planners, and other stakeholders involved in urban development projects is assessing the impact of planning and construction activities on mobility flows. This is a challenging task…

社会与信息网络 · 计算机科学 2020-04-28 Gevorg Yeghikyan , Felix L. Opolka , Mirco Nanni , Bruno Lepri , Pietro Lio'

Short-term OD flow (i.e. the number of passenger traveling between stations) prediction is crucial to traffic management in metro systems. Due to the delayed effect in latest complete OD flow collection, complex spatiotemporal correlations…

人工智能 · 计算机科学 2022-10-19 Jiexia Ye , Juanjuan Zhao , Furong Zheng , Chengzhong Xu

Advanced integration of logistics systems has been promoted for the sake of competitiveness and sustainability. Such efforts will enable more globally optimal and flexible operations by efficiently utilizing transportation capacity. At the…

物理与社会 · 物理学 2022-03-29 Takahiro Ezaki , Naoto Imura , Katsuhiro Nishinari

Traffic flow forecasting has been regarded as a key problem of intelligent transport systems. In this work, we propose a hybrid multimodal deep learning method for short-term traffic flow forecasting, which can jointly and adaptively learn…

机器学习 · 计算机科学 2019-03-20 Shengdong Du , Tianrui Li , Xun Gong , Shi-Jinn Horng

This paper is concerned with the development of a hybrid data-driven technique for unsteady fluid-structure interaction systems. The proposed data-driven technique combines the deep learning framework with a projection-based low-order…

计算物理 · 物理学 2019-02-15 T. P. Miyanawala , R. K. Jaiman

Traffic congestion has been a major challenge in many urban road networks. Extensive research studies have been conducted to highlight traffic-related congestion and address the issue using data-driven approaches. Currently, most traffic…

人工智能 · 计算机科学 2023-12-12 Shyam Pratap Singh , Arshad Ali Khan , Riad Souissi , Syed Adnan Yusuf

Advances in machine learning methods for computer vision tasks have led to their consideration for safety-critical applications like autonomous driving. However, effectively integrating these methods into the automotive development…

计算机视觉与模式识别 · 计算机科学 2025-04-08 Youssef Shoeb , Azarm Nowzad , Hanno Gottschalk

We present a novel data-driven approach of learning traffic flow patterns of a transportation network given that many instances of origin to destination (OD) travel demand and link flows of the network are available. Instead of estimating…

机器学习 · 计算机科学 2022-02-23 Rezaur Rahman , Samiul Hasan

In recent years, studying and predicting alternative mobility (e.g., sharing services) patterns in urban environments has become increasingly important as accurate and timely information on current and future vehicle flows can successfully…

机器学习 · 计算机科学 2021-08-19 Stefano Fiorini , Michele Ciavotta , Andrea Maurino

Long-term traffic modelling is fundamental to transport planning, but existing approaches often trade off interpretability, transferability, and predictive accuracy. Classical travel demand models provide behavioural structure but rely on…

机器学习 · 计算机科学 2026-03-30 Yue Li , Shujuan Chen , Akihiro Shimoda , Ying Jin

There is a recent surge in the development of spatio-temporal forecasting models in the transportation domain. Long-range traffic forecasting, however, remains a challenging task due to the intricate and extensive spatio-temporal…

机器学习 · 计算机科学 2023-06-02 Zibo Liu , Parshin Shojaee , Chandan K Reddy

This work introduces an integrated approach to optimizing urban traffic by combining predictive modeling of vehicle flow, adaptive traffic signal control, and a modular integration architecture through distributed messaging. Using real-time…

系统与控制 · 电气工程与系统科学 2025-05-20 Ismail Zrigui , Samira Khoulji , Mohamed Larbi Kerkeb

Accurate models are essential for design, performance prediction, control, and diagnostics in complex engineering systems. Physics-based models excel during the design phase but often become outdated during system deployment due to changing…

机器学习 · 计算机科学 2025-01-22 Zihan Liu , Prashant N. Kambali , C. Nataraj