English
Related papers

Related papers: A Highly Available GTFS-RT Positions System

200 papers

Operational urban transport models require to gather heterogeneous sets of data and often integrate different sub-models. Their systematic validation and reproducible application therefore remains problematic. We propose in this…

Physics and Society · Physics 2021-04-30 Juste Raimbault , Michael Batty

The maintenance of big cities public transport service quality requires constant monitoring, which may become an expensive and time-consuming practice. The perception of quality, from the users point of view is an important aspect of…

Computers and Society · Computer Science 2017-05-11 Vasco Furtado , Carlos Caminha , Elizabeth Furtado , André Lopes , Victor Dantas , Caio Ponte , Sofia Cavalcante

Estimating the travel time of a path is an essential topic for intelligent transportation systems. It serves as the foundation for real-world applications, such as traffic monitoring, route planning, and taxi dispatching. However, building…

Machine Learning · Computer Science 2022-07-05 Zhiwen Zhang , Hongjun Wang , Jiyuan Chen , Zipei Fan , Xuan Song , Ryosuke Shibasaki

The idea of modern urban systems and smart cities requires monitoring and careful analysis of different signals. Such signals can originate from different sources and one of the most promising is the BTS, i.e. base transceiver station, an…

Computers and Society · Computer Science 2015-06-23 Radoslaw Klimek , Leszek Kotulski

High-resolution location ("heartbeat") data of transit fleet vehicles is a relatively new data source for many transit agencies. On its surface, the heartbeat data can provide a wealth of information about all operational details of a…

Applications · Statistics 2023-08-17 Yuzhu Huang , Awad Abdelhalim , Anson Stewart , Jinhua Zhao , Haris Koutsopoulos

One of the key ideas to make Intelligent Transportation Systems (ITS) work effectively is to deploy advanced communication and cooperative control technologies among the vehicles and road infrastructures. In this spirit, we propose a…

Systems and Control · Computer Science 2015-08-21 Mingming Liu , Rodrigo H. Ordóñez-Hurtado , Fabian Wirth , Yingqi Gu , Emanuele Crisostomi , Robert Shorten

We propose GOTPR, a robust place recognition method designed for outdoor environments where GPS signals are unavailable. Unlike existing approaches that use point cloud maps, which are large and difficult to store, GOTPR leverages scene…

Robotics · Computer Science 2025-05-23 Donghwi Jung , Keonwoo Kim , Seong-Woo Kim

The Global Positioning Systems (GPS) and Inertial Navigation System (INS) technology have attracted a considerable importance recently because of its large number of solutions serving both military as well as civilian applications. This…

Neural and Evolutionary Computing · Computer Science 2010-05-28 M. Nguyen-H , C. Zhou

This paper describes a smart parking sensing and information system that disseminates the parking availability information for public users in a cost-effective and efficient manner. The hardware framework of the system is built on advanced…

Computers and Society · Computer Science 2017-12-08 Xiao Chen , Zhen , Qian , Ram Rajagopal , Todd Stiers , Christopher Flores , Robert Kavaler , Floyd Williams

In carpooling systems, a set of drivers owning a private car can accept a small detour to pick-up and drop-off other riders. However, carpooling is widely used for long-distance trips, where rider-driver matching can be done days ahead.…

Other Computer Science · Computer Science 2022-10-17 Youssef Chaabouni , Andrea Araldo , André de Palma , Souhila Arib

We present GHTraffic, a dataset of significant size comprising HTTP transactions extracted from GitHub data and augmented with synthetic transaction data. The dataset facilitates reproducible research on many aspects of service-oriented…

Software Engineering · Computer Science 2026-02-11 Thilini Bhagya , Jens Dietrich , Hans Guesgen , Steve Versteeg

We propose a framework for active mapping and exploration that leverages Gaussian splatting for constructing dense maps. Further, we develop a GPU-accelerated motion planning algorithm that can exploit the Gaussian map for real-time…

Robotics · Computer Science 2025-10-07 Yuezhan Tao , Dexter Ong , Varun Murali , Igor Spasojevic , Pratik Chaudhari , Vijay Kumar

A large volume of remote sensing (RS) data has been generated with the deployment of satellite technologies. The data facilitates research in ecological monitoring, land management and desertification, etc. The characteristics of RS data…

Databases · Computer Science 2022-08-08 Jiashu Wu , Jingpan Xiong , Hao Dai , Yang Wang , Chengzhong Xu

Drive-by sensing (i.e. vehicle-based mobile sensing) is an emerging data collection paradigm that leverages vehicle mobilities to scan a city at low costs. It represents a positive social externality of urban transport activities. Bus…

Optimization and Control · Mathematics 2023-07-27 Wen Ji , Ke Han , Tao Liu

To address the limitations of traffic prediction from location-bound detectors, we present Geographical Cellular Traffic (GCT) flow, a novel data source that leverages the extensive coverage of cellular traffic to capture mobility patterns.…

Machine Learning · Computer Science 2024-01-09 ChungYi Lin , Shen-Lung Tung , Hung-Ting Su , Winston H. Hsu

Digital twin (DT) systems aim to create virtual replicas of physical objects that are updated in real time with their physical counterparts and evolve alongside the physical assets throughout its lifecycle. Transportation systems are poised…

Computers and Society · Computer Science 2022-12-27 Muhammad Sami Irfan , Sagar Dasgupta , Mizanur Rahman

Efficient public transport systems are crucial for sustainable urban development as cities face increasing mobility demands. Yet, many public transport networks struggle to meet diverse user needs due to historical development, urban…

Human-Computer Interaction · Computer Science 2025-01-14 Yannick Metz , Dennis Ackermann , Daniel A. Keim , Maximilian T. Fischer

Urban commuting data has long been a vital source of understanding population mobility behaviour and has been widely adopted for various applications such as transport infrastructure planning and urban anomaly detection. While…

Other Computer Science · Computer Science 2020-02-17 Lakmal Meegahapola , Noel Athaide , Kasthuri Jayarajah , Shili Xiang , Archan Misra

The advent of on-demand mobility systems is expected to have a tremendous potential on the wellness of transportation users in cities. Yet such positive effects are reached when the systems under consideration enable seamless integration…

Computers and Society · Computer Science 2020-07-28 Claudio Gambella , Julien Monteil , Anton Dekusar , Sergio Cabrero Barros , Andrea Simonetto , Yassine Lassoued

Upcoming Intelligent Transportation Systems (ITSs) will transform roads from static resources to dynamic Cyber Physical Systems (CPSs) in order to satisfy the requirements of future vehicular traffic in smart city environments. Up-to-date…

Signal Processing · Electrical Eng. & Systems 2019-07-09 Benjamin Sliwa , Nico Piatkowski , Marcus Haferkamp , Dennis Dorn , Christian Wietfeld