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原文传递 Utilizing Wi-Fi Sensing and an Optimized Radius Algorithm to Count Passengers with Transfers to Enhance Bus Transit O-D Matrix
题名: Utilizing Wi-Fi Sensing and an Optimized Radius Algorithm to Count Passengers with Transfers to Enhance Bus Transit O-D Matrix
正文语种: eng
作者: Majeed Algomaiah;Zhixia Li
作者单位: Center for Transportation Innovation Dept. of Civil and Environmental Engineering Univ. of Louisville 2301 S 3rd St. Louisville KY 40292;Center for Transportation Innovation Dept. of Civil and Environmental Engineering Univ. of Louisville 2301 S 3rd St. Louisville KY 40292
关键词: Wi-Fi detection; GIS; Passenger transfers; Route-level origin and destination (O-D) matrix; Network-level O-D matrix
摘要: The origin and destination (O-D) of public transit passengers are important for the planning and operation of the transit system. However, only 46% of public transit agencies have a smart card system in the US, and most of them require an entry-only tap, which prohibits identifying passenger destinations unless utilizing an estimation model. Therefore, there is a need for a cost-effective and automated solution to facilitate the majority of the US transit agencies in recognizing the origin and destination of passengers as well as capturing passenger transfers. This paper created a novel algorithm for transit agencies to count passengers with the consideration of transfers using a cost-effective Wi-Fi sensing-based approach. Two pilot studies were conducted in the city of Louisville, Kentucky on three different bus routes to explore the feasibility of the method. A Wi-Fi detector was installed in the bus to detect passengers, and a manual counting was performed to be used as ground truth data. After data collection, the proposed algorithms were applied to optimize the detection radius and to eventually find origins, destinations, and transfers. Analysis revealed that the proposed Wi-Fi-based approach is capable of recognizing 78.7% of the total passengers as well as detecting their boarding and alighting activities. The paper demonstrates the ability of the proposed method to detect passengers with a reasonable detection rate by using Wi-Fi technology on bus routes, which makes it feasible for transit agencies to conduct frequent and low-cost network-level passenger O-D studies.
出版年: 2022
期刊名称: Journal of Transportation Engineering
卷: 148
期: 8
页码: 04022049.1-04022049.16
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