That Doesn't Go There: Attacks on Shared State in {Multi-User} Augmented Reality Applications

C Slocum, Y Zhang, E Shayegani, P Zaree… - 33rd USENIX Security …, 2024 - usenix.org
Augmented Reality (AR) can enable shared virtual experiences between multiple users. In
order to do so, it is crucial for multi-user AR applications to establish a consensus on the" …

From cellular positioning data to trajectories: Steps towards a more accurate mobility exploration

M Forghani, F Karimipour, C Claramunt - Transportation Research Part C …, 2020 - Elsevier
The recent years have witnessed a greater demand for understanding how people move in
urban environments. Due to the widespread usage of mobile phones, there have been …

Dynamic estimation of individual exposure levels to air pollution using trajectories reconstructed from mobile phone data

M Li, S Gao, F Lu, H Tong, H Zhang - International journal of …, 2019 - mdpi.com
The spatiotemporal variability in air pollutant concentrations raises challenges in linking air
pollution exposure to individual health outcomes. Thus, understanding the spatiotemporal …

OBD-data-assisted cost-based map-matching algorithm for low-sampled telematics data in urban environments

P Alrassy, J Jang, AW Smyth - IEEE Transactions on Intelligent …, 2021 - ieeexplore.ieee.org
A myriad of connected vehicles collects large-scale telematics data throughout cities,
enabling data-based infrastructure planning. To truly benefit from this emerging technology …

Accurate localization using LTE signaling data

L Ni, Y Wang, H Tang, Z Yin… - 2017 IEEE International …, 2017 - ieeexplore.ieee.org
In this paper, we propose a novel localization algorithm using LTE signaling data.
Specifically, we use TA (Timing Advance) and RSRP (Reference Signal Receiving Power) …

Privacy challenges with protecting live vehicular location context

M Bradbury, P Taylor, UI Atmaca, C Maple… - IEEE …, 2020 - ieeexplore.ieee.org
Future Intelligent Transport Systems (ITS) will require that vehicles are equipped with
Dedicated Short Range Communications (DSRC). With these DSRC capabilities, new …

CTS: A cellular-based trajectory tracking system with GPS-level accuracy

X Huang, Y Li, Y Wang, X Chen, Y Xiao… - Proceedings of the ACM …, 2018 - dl.acm.org
GPS has been widely used for locating mobile devices on the road map. Due to its high
power consumption and poor signal penetration, GPS is unfortunately unsuitable to be used …

A novel approach for dynamic vertical indoor mapping through crowd-sourced smartphone sensor data

G Pipelidis, ORM Rad, D Iwaszczuk… - 2017 International …, 2017 - ieeexplore.ieee.org
In this paper we present our developed and evaluated method for the dynamic mapping of
the vertical characteristics inside a building. For achieving that, we extract data from smart …

Dynamic vertical mapping with crowdsourced smartphone sensor data

G Pipelidis, OR Moslehi Rad, D Iwaszczuk, C Prehofer… - Sensors, 2018 - mdpi.com
In this paper, we present our novel approach for the crowdsourced dynamic vertical
mapping of buildings. For achieving this, we use the barometric sensor of smartphones to …

Origin-destination matrix estimation using big traffic data: A structural perspective

KNS Behara - 2019 - eprints.qut.edu.au
With ever increasing traffic demand, cities are facing more serious problems from traffic
congestion. It is extremely important to have an accurate estimation of travel demand for …