A survey of smartphone-based indoor positioning system using RF-based wireless technologies

S Subedi, JY Pyun - Sensors, 2020 - mdpi.com
In recent times, social and commercial interests in location-based services (LBS) are
significantly increasing due to the rise in smart devices and technologies. The global …

A survey of magnetic-field-based indoor localization

G Ouyang, K Abed-Meraim - Electronics, 2022 - mdpi.com
Magnetic fields have attracted considerable attention in indoor localization due to their
ubiquitous and infrastructure-free characteristics. This survey provides a comprehensive …

Deep learning methods for fingerprint-based indoor positioning: A review

F Alhomayani, MH Mahoor - Journal of Location Based Services, 2020 - Taylor & Francis
Outdoor positioning systems based on the Global Navigation Satellite System have several
shortcomings that have deemed their use for indoor positioning impractical. Location …

[HTML][HTML] A novel deep learning approach using blurring image techniques for Bluetooth-based indoor localisation

R Talla-Chumpitaz, M Castillo-Cara… - Information …, 2023 - Elsevier
The growing interest in the use of IoT technologies has generated the development of
numerous and diverse applications. Many of the services provided by the applications are …

Terahertz meets AI: the state of the art

A Farhad, JY Pyun - Sensors, 2023 - mdpi.com
Terahertz (THz) is a promising technology for future wireless communication networks,
particularly for 6G and beyond. The ultra-wide THz band, ranging from 0.1 to 10 THz, can …

A Wi-Fi FTM-based indoor positioning method with LOS/NLOS identification

M Si, Y Wang, S Xu, M Sun, H Cao - Applied Sciences, 2020 - mdpi.com
In recent years, many new technologies have been used in indoor positioning. In 2016, IEEE
802.11-2016 created a Wi-Fi fine timing measurement (FTM) protocol, making Wi-Fi ranging …

Indoor localization using mind evolutionary algorithm-based geomagnetic positioning and smartphone IMU sensors

M Sun, Y Wang, W Joseph, D Plets - IEEE Sensors Journal, 2022 - ieeexplore.ieee.org
With the pervasiveness and ubiquitous distribution of the magnetic field in indoor
environments, indoor localization using magnetic positioning (MP) has attracted …

Indoor geomagnetic positioning using the enhanced genetic algorithm-based extreme learning machine

M Sun, Y Wang, S Xu, H Yang… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Indoor positioning using the geomagnetic field has become a popular technique because of
the infrastructure-free characteristic and the ubiquitous magnetic signals in indoor …

Indoor geomagnetic positioning using direction-aware multiscale recurrent neural networks

M Shu, G Chen, Z Zhang, L Xu - IEEE Sensors Journal, 2022 - ieeexplore.ieee.org
Accurate indoor positioning has become an indispensable technology for location-based
service in indoor environments. Geomagnetic field fingerprinting for indoor positioning is an …

Deep learning-based geomagnetic navigation method integrated with dead reckoning

S Yan, Y Su, X Luo, A Sun, Y Ji, KH Ghazali - Remote Sensing, 2023 - mdpi.com
Accurate location information has significant commercial and economic value as they are
widely used in intelligent manufacturing, material localization and smart homes. Magnetic …