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Vehicular mobility patterns and their applications to Internet-of-Vehicles:a comprehensive survey

查看全文 作　　者：Qimei [1,2]CUI;Xingxing [3]HU;Wei [4]NI;Xiaofeng [1,2]TAO;Ping [1,2]ZHANG;Tao [5]CHEN;Kwang-Cheng [6]CHEN;Martin [7]HAENGGI 高影响力作者 机构地区：[1]School of Information and Communication Engineering,Beijing University of Posts and Telecommunications,Beijing 100876,China;[2]Department of Broadband Communication,Peng Cheng Laboratory,Shenzhen 518055,China;[3]China Mobile Research Institute,Beijing 100053,China;[4]Digital Productivity and Services Flagship,Commonwealth Scientific and Industrial Research Organization(CSIRO),Sydney N.S.W.2122,Australia;[5]VTT Technical Research Center of Finland,EspooFI-02044 VTT,Finland;[6]Department of Electrical Engineering,University of South Florida,Tampa FL 33620,USA;[7]Department of Electrical Engineering,University of Notre Dame,Notre Dame IN 46556,USA高影响力机构 出　　处：《Science China(Information Sciences)》索引2022年第65卷第11期,共42页高影响力期刊 基　　金：supported by Joint Funds for Regional Innovation and Development of National Natural Science Foundation of China(Grant No.U21A20449);National Natural Science Foundation of China(Grant No.61971066);National Youth Top-notch Talent Support Program;Major Key Project of PCL(Grant No.PCL2021A15)。 摘　　要：With the growing popularity of the Internet-of-Vehicles(IoV),it is of pressing necessity to understand transportation traffic patterns and their impact on wireless network designs and operations.Vehicular mobility patterns and traffic models are the keys to assisting a wide range of analyses and simulations in these applications.This study surveys the status quo of vehicular mobility models,with a focus on recent advances in the last decade.To provide a comprehensive and systematic review,the study first puts forth a requirement-model-application framework in the IoV or general communication and transportation networks.Existing vehicular mobility models are categorized into vehicular distribution,vehicular traffic,and driving behavior models.Such categorization has a particular emphasis on the random patterns of vehicles in space,traffic flow models aligned to road maps,and individuals’driving behaviors(e.g.,lane-changing and car-following).The different categories of the models are applied to various application scenarios,including underlying network connectivity analysis,off-line network optimization,online network functionality,and real-time autonomous driving.Finally,several important research opportunities arise and deserve continuing research efforts,such as holistic designs of deep learning platforms which take the model parameters of vehicular mobility as input features,qualification of vehicular mobility models in terms of representativeness and completeness,and new hybrid models incorporating different categories of vehicular mobility models to improve the representativeness and completeness. 关 键 词：vehicular mobility pattern Internet-of-Vehicles(IoV) traffic flow spatial point process trajectory prediction machine learning deep learning
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