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We analyze different strategies aimed at optimizing routing policies in the Internet. We first show that for a simple deterministic algorithm the local properties of the network deeply influence the time needed for packet delivery between…

Other Condensed Matter · Physics 2007-12-19 Pablo Echenique , Jesus Gomez-Gardenes , Yamir Moreno

We study efficient and exact shortest path algorithms for routing on road networks with realistic traffic data. For navigation applications, both current (i.e., live) traffic events and predictions of future traffic flows play an important…

Data Structures and Algorithms · Computer Science 2022-09-21 Nils Werner , Tim Zeitz

Local delivery platforms are collaborative undertakings where local stores offer instant-delivery to local customers ordering their products online. Offering such delivery services both cost-efficiently and reliably is one of the main…

Optimization and Control · Mathematics 2021-08-31 Albert H. Schrotenboer , Michiel A. J. Uit het Broek , Paul Buijs , Marlin W. Ulmer

In order to ensure efficient flow of goods in an automated warehouse and to guarantee its continuous distribution to/from picking stations in an effective way, decisions about which goods will be delivered to which particular picking…

Robotics · Computer Science 2019-01-23 Jakub Hvězda , Tomáš Rybecký , Miroslav Kulich , Libor Přeučil

Urban dispersal events are processes where an unusually large number of people leave the same area in a short period. Early prediction of dispersal events is important in mitigating congestion and safety risks and making better dispatching…

Machine Learning · Computer Science 2019-07-12 Amin Vahedian , Xun Zhou , Ling Tong , W. Nick Street , Yanhua Li

The continuous increase in urban deliveries and the ongoing urbanization of large cities require the development of efficient and sustainable transportation solutions. This study investigates the impact of modular vehicle concepts and the…

Optimization and Control · Mathematics 2023-05-05 Jonas Hatzenbühler , Erik Jenelius , Győző Gidófalvi , Oded Cats

Ride-sourcing platforms often face imbalances in the demand and supply of rides across areas in their operating road-networks. As such, dynamic pricing methods have been used to mediate these demand asymmetries through surge price…

Data Structures and Algorithms · Computer Science 2021-06-29 Renos Karamanis , Eleftherios Anastasiadis , Marc Stettler , Panagiotis Angeloudis

In-vehicle edge computing is a much anticipated paradigm to serve ever-increasing computation demands originated from the ego vehicle, such as passenger entertainments. In this paper, we explore the unique idea of crowdsourcing passing-by…

Networking and Internet Architecture · Computer Science 2024-08-02 Jiahe Cao , Qiang Liu , Dawei Chen , Kyungtae Han

To alleviate traffic congestion that results from the growth of e-commerce we propose an approach in the city of Linz, Austria by relying on shared distribution centers from different companies. We develop two algorithms to find out the…

Physics and Society · Physics 2020-08-18 Verena Brandstätter , Cristina Olaverri-Monreal

In the era of digital commerce, the surge in online shopping and the expectation for rapid delivery have placed unprecedented demands on warehouse operations. The traditional method of order fulfilment, where human order pickers traverse…

Robotics · Computer Science 2024-03-20 Lin Xie , Sonja Otten

We consider an e-commerce retailer operating a supply chain that consists of middle- and last-mile transportation, and study its ability to deliver products stored in warehouses within a day from customer's order time. Successful next-day…

Data Structures and Algorithms · Computer Science 2025-04-22 Konstantinos Benidis , Georgios Paschos , Martin Gross , George Iosifidis

We study a dispatching and pricing problem in two-sided spatial queues with fixed supply, motivated by ride-hailing and robotaxi platforms. Idle drivers queue on one side, waiting to pick up riders, while riders queue on the other, waiting…

Optimization and Control · Mathematics 2026-03-17 Ang Xu , Chiwei Yan

The rapid deployment of robotics technologies requires dedicated optimization algorithms to manage large fleets of autonomous agents. This paper supports robotic parts-to-picker operations in warehousing by optimizing order-workstation…

Robotics · Computer Science 2024-09-02 Cynthia Barnhart , Alexandre Jacquillat , Alexandria Schmid

Understanding driver behavior in on-demand mobility services is crucial for designing efficient and sustainable transport models. Drivers' delivery strategy is well understood, but their search strategy and learning process still lack an…

Physics and Society · Physics 2021-07-21 Ruda Zhang , Roger Ghanem

Due to the noises in crowdsourced labels, label aggregation (LA) has emerged as a standard procedure to post-process crowdsourced labels. LA methods estimate true labels from crowdsourced labels by modeling worker qualities. Most existing…

Human-Computer Interaction · Computer Science 2022-12-02 Yi Yang , Zhong-Qiu Zhao , Quan Bai , Qing Liu , Weihua Li

In this work, we consider the case where a source with bursty traffic can adjust the transmission duration in order to increase the reliability. The source is equipped with a queue in order to store the arriving packets. We model the system…

Information Theory · Computer Science 2018-09-11 Nikolaos Pappas

Accurate taxi-demand prediction is essential for optimizing taxi operations and enhancing urban transportation services. However, using customers' data in these systems raises significant privacy and security concerns. Traditional federated…

Machine Learning · Computer Science 2024-08-12 Ren Ozeki , Haruki Yonekura , Hamada Rizk , Hirozumi Yamaguchi

Due to the significance of transportation planning, traffic management, and dispatch optimization, predicting passenger origin-destination has emerged as a crucial requirement for intelligent transportation systems management. In this…

Machine Learning · Computer Science 2023-06-06 Pouria Golshanrad , Hamid Mahini , Behnam Bahrak

In this paper we study the routing and rebalancing problem for a fleet of autonomous vehicles providing on-demand transportation within a congested urban road network (that is, a road network where traffic speed depends on vehicle density).…

Systems and Control · Computer Science 2016-09-16 Federico Rossi , Rick Zhang , Marco Pavone

With the popularity of the Internet, traditional offline resource allocation has evolved into a new form, called online resource allocation. It features the online arrivals of agents in the system and the real-time decision-making…

Artificial Intelligence · Computer Science 2020-12-17 Yifan Xu , Pan Xu , Jianping Pan , Jun Tao