Filters








1,527 Hits in 8.0 sec

Resiliency of Mobility-as-a-Service Systems to Denial-of-Service Attacks

Jerome Thai, Chenyang Yuan, Alexandre M. Bayen
2018 IEEE Transactions on Control of Network Systems  
Calibrating the model on 1B taxi rides, we dynamically simulate a system under attack and estimate the passenger loss under different scenarios, such as arbitrarily depleting taxis or maximizing the passenger  ...  Expanding on an established queuing-theoretical model for MaaS systems, attacks are modeled as a malicious control of a fraction of vehicles in the network.  ...  ACKNOWLEDGMENTS The authors thank Cathy Wu, Ramtin Pedarsani, and Chao Zhang for insightful discussions on the problem.  ... 
doi:10.1109/tcns.2016.2612828 fatcat:w63ew57mmvf5zkactrlrs3aqum

Data-Driven Simulation of Ride-Hailing Services using Imitation and Reinforcement Learning [article]

Haritha Jayasinghe, Tarindu Jayatilaka, Ravin Gunawardena, Uthayasanker Thayasivam
2021 arXiv   pre-print
Thus, a need arises for a simulated environment where they can predict users' reactions to changes in the platform-specific parameters such as trip fares and incentives.  ...  The rapid growth of ride-hailing platforms has created a highly competitive market where businesses struggle to make profits, demanding the need for better operational strategies.  ...  Since the following Friday was a public holiday in Sri Lanka, the demand for rides increased on Thursday evening.  ... 
arXiv:2104.02661v1 fatcat:6k6efrv75fc4zfnrkh7nxyp7eu

A Force-directed Approach to Seeking Route Recommendation in Ride-on-demand Service Using Multi-source Urban Data

Suiming Guo, Chao Chen, Jingyuan Wang, Yan Ding, Yaxiao Liu, Xu Ke, Zhiwen Yu, Daqing Zhang
2020 IEEE Transactions on Mobile Computing  
The rapidly-growing business of ride-on-demand (RoD) service such as Uber, Lyft and Didi proves the effectiveness of their new service model -using mobile apps and dynamic pricing to coordinate between  ...  Despite its success, dynamic pricing creates a new problem for drivers: how to seek for passengers to maximize revenue under dynamic prices.  ...  ACKNOWLEDGMENTS The work was supported by the National Natural Science Foundation of China (62002135, 61872050, 61602067, 61572059, 61825204), the Fundamental Research Funds for the Central Universities  ... 
doi:10.1109/tmc.2020.3033274 fatcat:x4fdyjq3djdj5bybj63ttfjdfq

Deep Reinforcement Learning for Demand Driven Services in Logistics and Transportation Systems: A Survey [article]

Zefang Zong, Tao Feng, Tong Xia, Depeng Jin, Yong Li
2022 arXiv   pre-print
It is a powerful tool to solve these problems since DRL can learn a parametric model without relying on too many problem-based assumptions and optimize long-term effect by learning sequential decisions  ...  In DDS, a service loop is an elemental structure, including its service worker, the service providers and corresponding service targets.  ...  For EV usage in ride-hailing services, Shi et al. model the EV fleet operating as a dynamic EVRP [105] .  ... 
arXiv:2108.04462v2 fatcat:y3ogh3v4rbhbjfoymql3yku4ty

A review of bicycle-sharing service planning problems

C.S. Shui, W.Y. Szeto
2020 Transportation Research Part C: Emerging Technologies  
For example, for bicycle rebalancing, a bike-sharing system (BSS) can only rely on static bicycle relocation but adopts neither dynamic bicycle relocation nor dynamic demand management; and a free-floating  ...  Realism is related to the studies that consider the realistic features of BSPPs such as uncertainty, dynamicity, or users' responses to a plan, in which dynamicity underlines the necessity to consider  ...  MOST108-2218-E-009-062), and the General Research Fund of the Research Grants Council (RGC) of Hong Kong (No. 17200119). We are grateful to the three reviewers for their constructive comments.  ... 
doi:10.1016/j.trc.2020.102648 fatcat:qkg6nl63nnewdfrr5dvzsf75hu

Competition and Cooperation of Autonomous Ridepooling Services: Game-Based Simulation of a Broker Concept [article]

Roman Engelhardt, Patrick Malcolm, Florian Dandl, Klaus Bogenberger
2022 arXiv   pre-print
To model adoptions of the service design depending on the different interaction scenario, a game setting is introduced.  ...  Autonomous mobility on demand services have the potential to disrupt the future mobility system landscape.  ...  pressure, both operators synchronize their fares and offer their service for the same prices.  ... 
arXiv:2205.04319v1 fatcat:qrfosldtyfdhnhjebrhkhkxleu

Impact of vehicle automation and electric propulsion on production costs for mobility services worldwide

Henrik Becker, Felix Becker, Ryosuke Abe, Shlomo Bekhor, Prawira F. Belgiawan, Junia Compostella, Emilio Frazzoli, Lewis M. Fulton, Davi Guggisberg Bicudo, Krishna Murthy Gurumurthy, David A. Hensher, Johan W. Joubert (+15 others)
2020 Transportation Research Part A: Policy and Practice  
To account for different local contexts, the study is conducted for 17 cities across the globe.  ...  They may not only allow a more productive use of travel time, but will likely trigger completely new business models in the mobility market.  ...  Special thanks go to Xiao Sun for her assistance in compiling the supplementary material for this paper.  ... 
doi:10.1016/j.tra.2020.04.021 fatcat:q5mgokbzofb2hbwu2ufycluqlu

Ridesourcing systems: A framework and review

Hai Wang, Hai Yang
2019 Transportation Research Part B: Methodological  
On the demand side, passengers are sensitive to the price and quality of the service.  ...  The platform charges a fare to passengers and pays a wage and/or bonus to drivers.  ...  We also express our sincere appreciation to the seven anonymous referees for their invaluable comments and suggestions.  ... 
doi:10.1016/j.trb.2019.07.009 fatcat:m5rxzhsxsfaunoep77nsqdhbny

Smart Feeder/Shuttle Bus Service: Consumer Research and Design

Y. Yim, Avishai Ceder
2006 Journal of Public Transportation  
The cost, travel time, and reliability of the service are the most important attributes in the design of a shuttle.  ...  In order to approach the design of this innovative feeder/shuttle system, new integration and routing concepts are presented based on the consumer research.  ...  Her death was a shock and loss to all who knew her personally and professionally. This paper is yet another remembrance of Dr.  ... 
doi:10.5038/2375-0901.9.1.5 fatcat:do2qg5pbineyrfxnu2ysmybjdi

Say No to Price Discrimination: Decentralized and Automated Incentives for Price Auditing in Ride-hailing Services

Youshui Lu, Yong Qi, Saiyu Qi, Yue Li, Hongyu Song, Yuhao Liu
2020 IEEE Transactions on Mobile Computing  
We demonstrate a theoretical model for practical payment flows based on real RHS user data and we implement Spas in Hyperledger Fabric to show that decentralizing and automating price auditing for RHS  ...  Spas allows a user to purchase Fair Price Insurance in the form of Price Auditing Contract, then the price of ride-hailing service (RHS) order will be audited automatically once completed.  ...  In addition, Zhang, H. et al. [45] presented a secure billing protocol which allows a driver and a passenger to count the fare together by arranging them to reach an agreement on the route.  ... 
doi:10.1109/tmc.2020.3008315 fatcat:zhravtayw5gnxb5dprmntup46a

Simulation of price, customer behaviour and system impact for a cost-covering automated taxi system in Zurich

Sebastian Hörl, Felix Becker, Kay W. Axhausen
2021 Transportation Research Part C: Emerging Technologies  
in the canton of Zurich, and a detailed agent-based transport simulation for the city, based on MATSim.  ...  All examined fleet configurations of the unregulated, cost-covering, single-passenger, door-to-door AMoD service are found to be highly counter-productive on a path towards a more shared and active transport  ...  We want to thank Karen Ettlin for editing an earlier version of the manuscript.  ... 
doi:10.1016/j.trc.2021.102974 fatcat:g5tgrhnlvbh2fiexp3f34k4hni

Managing Change with the Support of Smart Technology: A Field Investigation of Ride-Hailing Services

Lele Kang, Nanjing University, China, Qiqi Jiang, Chih-Hung Peng, Choon Ling Sia, Ting-Peng Liang, Copenhagen Business School, Denmark, National Chengchi University, Taiwan, National Taiwan University, Taiwan / City University of Hong Kong, Hong Kong, National Sun Yat-Sen University, Taiwan
2020 Journal of the AIS  
We developed our research model according to Wixom and Todd's model, the literature on change management, and the literature on information system postadoption behavior.  ...  However, few studies on IT-enabled services investigate how the technological attributes of smart technology influence service performance in a continuously changing environment.  ...  Acknowledgments The authors would like to thank the senior editor, Hsing Kenneth Cheng, and two anonymous reviewers for helpful comments provided throughout the review process of this article.  ... 
doi:10.17705/1jais.00647 fatcat:v2tx6p3tl5c3npggwoqzaphtki

Mitigating the Traffic Congestion in the Urban Area Using the Integration of System Dynamics and Genetic Algorithm Approaches

Norhaslinda Zainal Abidin, Khairah Nazurah Karim, Rosshairy Abd Rahman, Azatuliffah Alwi
2022 Civil engineering and architecture  
It is predicted that the demand for mobility will increase tremendously as the city grows at a faster rate in terms of population, infrastructure, and economic activities in the next ten years.  ...  From all the tested travel demand variables, bus fare subsidies and bus route expansion rate emerged as the two highest increment percentages in achieving the best minimal value of mode share and congestion  ...  The acknowledgement also goes to Research and Innovation Management Centre, Universiti Utara Malaysia Kedah for the administration of this study.  ... 
doi:10.13189/cea.2022.100312 fatcat:2tvuqpy4xfdanfz537tdqfoecq

On the Relocation Behaviour of Ride-sourcing Drivers [article]

Peyman Ashkrof, Gonçalo Homem de Almeida Correia, Oded Cats, Bart van Arem
2022 arXiv   pre-print
A unique dataset of 576 ride-sourcing drivers working in the US was collected and a choice modelling approach was used to estimate the effects of multiple existing and hypothetical attributes.  ...  We conducted a stated choice experiment to study the searching behaviour of ride-sourcing drivers and examine novel policies.  ...  Acknowledgement This research was supported by the CriticalMaaS project (grant number 804469), which is financed by the European Research Council and the Amsterdam Institute for Advanced Metropolitan Solutions  ... 
arXiv:2208.02323v1 fatcat:xbvmduldvbdyjav2tileax34vi

Adoption of Shared Automated Vehicles as Access and Egress Mode of Public Transport: A Research Agenda

Irene Zubin, Niels van Oort, Arjan van Binsbergen, Bart van Arem
2020 2020 IEEE 23rd International Conference on Intelligent Transportation Systems (ITSC)  
capacity, with a relatively low operating speed and no (regular) possibility for the user to engage in any of the driving tasks.  ...  We identify the factors that have a positive effect, the ones that have a negative effect and the ones for which the effect is still unknown.  ...  ACKNOWLEDGMENT This research was performed in cooperation with HTM Personenvervoer NV, Keolis Nederland and the Smart Public Transport Lab from the Transport and Planning department of Delft University  ... 
doi:10.1109/itsc45102.2020.9294320 fatcat:eyuf3bssyjdtjecxzdwhiyxkfi
« Previous Showing results 1 — 15 out of 1,527 results