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Urban spatial-temporal flows prediction is of great importance to traffic management, land use, public safety, etc. Urban flows are affected by several complex and dynamic factors, such as patterns of human activities, weather, events and…

机器学习 · 计算机科学 2019-08-28 Peng Xie , Tianrui Li , Jia Liu , Shengdong Du , Xin Yang , Junbo Zhang

As the population of world is increasing, and even more concentrated in urban areas, ensuring public safety is becoming a taunting job for security personnel and crowd managers. Mass events like sports, festivals, concerts, political…

计算机视觉与模式识别 · 计算机科学 2017-09-08 Sultan Daud Khan , Muhammad Saqib , Michael Blumenstein

The field of urban spatial-temporal prediction is advancing rapidly with the development of deep learning techniques and the availability of large-scale datasets. However, challenges persist in accessing and utilizing diverse urban…

机器学习 · 计算机科学 2024-03-08 Jiawei Jiang , Chengkai Han , Wayne Xin Zhao , Jingyuan Wang

Traffic flow prediction is crucial for urban traffic management and public safety. Its key challenges lie in how to adaptively integrate the various factors that affect the flow changes. In this paper, we propose a unified neural network…

机器学习 · 计算机科学 2018-09-05 Lingbo Liu , Ruimao Zhang , Jiefeng Peng , Guanbin Li , Bowen Du , Liang Lin

As deep learning technology advances and more urban spatial-temporal data accumulates, an increasing number of deep learning models are being proposed to solve urban spatial-temporal prediction problems. However, there are limitations in…

机器学习 · 计算机科学 2024-03-08 Jiawei Jiang , Chengkai Han , Wenjun Jiang , Wayne Xin Zhao , Jingyuan Wang

Nowadays, massive urban human mobility data are being generated from mobile phones, car navigation systems, and traffic sensors. Predicting the density and flow of the crowd or traffic at a citywide level becomes possible by using the big…

机器学习 · 计算机科学 2019-11-19 Renhe Jiang , Zekun Cai , Zhaonan Wang , Chuang Yang , Zipei Fan , Xuan Song , Kota Tsubouchi , Ryosuke Shibasaki

Forecasting the flow of crowds is of great importance to traffic management and public safety, and very challenging as it is affected by many complex factors, including spatial dependencies (nearby and distant), temporal dependencies…

人工智能 · 计算机科学 2017-01-11 Junbo Zhang , Yu Zheng , Dekang Qi , Ruiyuan Li , Xiuwen Yi , Tianrui Li

Urban flow monitoring systems play important roles in smart city efforts around the world. However, the ubiquitous deployment of monitoring devices, such as CCTVs, induces a long-lasting and enormous cost for maintenance and operation. This…

计算机视觉与模式识别 · 计算机科学 2019-11-06 Yuxuan Liang , Kun Ouyang , Lin Jing , Sijie Ruan , Ye Liu , Junbo Zhang , David S. Rosenblum , Yu Zheng

Crowd flow prediction has been increasingly investigated in intelligent urban computing field as a fundamental component of urban management system. The most challenging part of predicting crowd flow is to measure the complicated…

机器学习 · 计算机科学 2020-02-25 Haoxing Lin , Weijia Jia , Yongjian You , Yiping Sun

As cities continue to burgeon, Urban Computing emerges as a pivotal discipline for sustainable development by harnessing the power of cross-domain data fusion from diverse sources (e.g., geographical, traffic, social media, and…

机器学习 · 计算机科学 2024-08-09 Xingchen Zou , Yibo Yan , Xixuan Hao , Yuehong Hu , Haomin Wen , Erdong Liu , Junbo Zhang , Yong Li , Tianrui Li , Yu Zheng , Yuxuan Liang

Predicting the behavior of crowds in complex environments is a key requirement in a multitude of application areas, including crowd and disaster management, architectural design, and urban planning. Given a crowd's immediate state, current…

人工智能 · 计算机科学 2019-10-15 Samuel S. Sohn , Seonghyeon Moon , Honglu Zhou , Sejong Yoon , Vladimir Pavlovic , Mubbasir Kapadia

In smart cities, context-aware spatio-temporal crowd flow prediction (STCFP) models leverage contextual features (e.g., weather) to identify unusual crowd mobility patterns and enhance prediction accuracy. However, the best practice for…

人工智能 · 计算机科学 2025-01-08 Liyue Chen , Jiangyi Fang , Tengfei Liu , Fangyuan Gao , Leye Wang

Predicting human mobility is crucial for urban planning, traffic control, and emergency response. Mobility behaviors can be categorized into individual and collective, and these behaviors are recorded by diverse mobility data, such as…

机器学习 · 计算机科学 2024-12-23 Qingyue Long , Yuan Yuan , Yong Li

Thanks to the diffusion of the Internet of Things, nowadays it is possible to sense human mobility almost in real time using unconventional methods (e.g., number of bikes in a bike station). Due to the diffusion of such technologies, the…

计算机视觉与模式识别 · 计算机科学 2022-03-16 Marco Cardia , Massimiliano Luca , Luca Pappalardo

Spatial-temporal prediction is a fundamental problem for constructing smart city, which is useful for tasks such as traffic control, taxi dispatching, and environmental policy making. Due to data collection mechanism, it is common to see…

机器学习 · 计算机科学 2020-08-25 Huaxiu Yao , Yiding Liu , Ying Wei , Xianfeng Tang , Zhenhui Li

Accurate Urban SpatioTemporal Prediction (USTP) is of great importance to the development and operation of the smart city. As an emerging building block, multi-sourced urban data are usually integrated as urban knowledge graphs (UrbanKGs)…

人工智能 · 计算机科学 2023-10-24 Yansong Ning , Hao Liu , Hao Wang , Zhenyu Zeng , Hui Xiong

Forecasting the flow of crowds is of great importance to traffic management and public safety, yet a very challenging task affected by many complex factors, such as inter-region traffic, events and weather. In this paper, we propose a…

人工智能 · 计算机科学 2017-01-11 Junbo Zhang , Yu Zheng , Dekang Qi

Traffic prediction is necessary not only for management departments to dispatch vehicles but also for drivers to avoid congested roads. Many traffic forecasting methods based on deep learning have been proposed in recent years, and their…

机器学习 · 计算机科学 2020-05-12 Jichen Wang , Weiguo Zhu , Yongqi Sun , Chunzi Tian

Robots operating in human-populated environments must navigate safely and efficiently while minimizing social disruption. Achieving this requires estimating crowd movement to avoid congested areas in real-time. Traditional microscopic…

机器人学 · 计算机科学 2025-08-28 Maryam Kazemi Eskeri , Thomas Wiedemann , Ville Kyrki , Dominik Baumann , Tomasz Piotr Kucner

Accurate prediction of urban wind flow is essential for urban planning, pedestrian safety, and environmental management. Yet, it remains challenging due to uncertain boundary conditions and the high cost of conventional CFD simulations.…

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