Detecting vehicle traffic patterns in urban environments using taxi trajectory intersection points
Detecting vehicle traffic patterns in urban environments using taxi trajectory intersection points作者机构：Institute of Geography University of Augsburg Augsburg Germany
出 版 物：《Geo-Spatial Information Science》 (地球空间信息科学学报（英文）)
年 卷 期：2017年第20卷第4期
页 面：333-344页
核心收录：
学科分类：0303[法学-社会学] 0709[理学-地质学] 1002[医学-临床医学] 0708[理学-地球物理学] 0705[理学-地理学] 0813[工学-建筑学] 100214[医学-肿瘤学] 0833[工学-城乡规划学] 0812[工学-计算机科学与技术（可授工学、理学学位）] 10[医学]
基 金：Laboratory for Wireless and Sensor Networks at Shanghai Jiao Tong University Wireless and Sensor networks Lab Shanghai Jiao Tong University, SJTU
主 题：Floating Car Data (FCD) moving objects transportation infrastructure spatio-temporal patterns
摘 要：Detecting and describing movement of vehicles in established transportation infrastructures is an important *** helps to predict periodical traffic patterns for optimizing traffic regulations and extending the functions of established transportation *** detection of traffic patterns consists not only of analyses of arrangement patterns of multiple vehicle trajectories,but also of the inspection of the embedded geographical *** this paper,we introduce a method for intersecting vehicle trajectories and extracting their intersection points for selected rush hours in urban *** vehicle trajectory intersection points (TIP) are frequently visited locations within urban road networks and are subsequently formed into density-connected clusters,which are then represented as *** representing temporal variations of the created polygons,we enrich these with vehicle trajectories of other times of the day and additional road network *** a case study,we test our approach on massive taxi Floating Car Data (FCD) from Shanghai and road network data from the OpenStreetMap (OSM) *** first test results show strong correlations with periodical traffic events in *** on these results,we reason out the usefulness of polygons representing frequently visited locations for analyses in urban planning and traffic engineering.
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