LoRaWAN is a narrowband wireless technology for ubiquitous connectivity. For various applications, it is desirable to localize LoRaWAN devices based on their uplink frames that …
J Zhang, R Dai, A Rjob, R Wang, R Hamauon… - Proceedings of the …, 2023 - dl.acm.org
Contact tracing is a powerful tool for mitigating the spread of COVID-19 during the pandemic. Front-line healthcare workers are particularly at high risk of infection in hospital …
N Liu, T He, S He, Q Niu - IEEE Transactions on Vehicular …, 2021 - ieeexplore.ieee.org
Indoor location-based services (LBS) have exhibited large commercial and social values in smart cities, and urgent demands of which have spurred many localization techniques …
Localization in long-range Internet of Things networks is a challenging task, mainly due to the long distances and low bandwidth used. Moreover, the cost, power, and size limitations …
Q Niu, T He, N Liu, S He, X Luo, F Zhou - Proceedings of the ACM on …, 2020 - dl.acm.org
Knowing accurate indoor locations of pedestrians has great social and commercial values, such as pedestrian heatmapping and targeted advertising. Location estimation with …
PS Varma, V Anand - The Journal of Supercomputing, 2023 - Springer
Abstract Internet of Things (IoT) is steadily revolutionizing people's lives, and accurate location sensing is crucial in achieving this. Global positioning system (GPS) is being widely …
T He, Q Niu, N Liu - Proceedings of the ACM on Interactive, Mobile …, 2023 - dl.acm.org
Indoor localization techniques play a fundamental role in empowering plenty of indoor location-based services (LBS) and exhibit great social and commercial values. The …
H Zhou, T Maekawa - Proceedings of the ACM on Interactive, Mobile …, 2023 - dl.acm.org
Indoor pedestrian dead reckoning (PDR) using embedded inertial sensors in smartphones has been actively studied in the ubicomp community. However, PDR relying only on inertial …
M Kwak, C Hamm, S Park… - … Conference on Indoor …, 2019 - ieeexplore.ieee.org
Over the past decade, crowdsourcing has been actively studied for indoor localization since surveying sites (eg wardriving) is a costly process. However, the existing localization …