A survey of recent indoor localization scenarios and methodologies

T Yang, A Cabani, H Chafouk - Sensors, 2021 - mdpi.com
Recently, various novel scenarios have been studied for indoor localization. The trilateration
is known as a classic theoretical model of geometric-based indoor localization, with uniform …

Non-pharmaceutical interventions against COVID-19 pandemic: Review of contact tracing and social distancing technologies, protocols, apps, security and open …

UR Alo, FO Nkwo, HF Nweke, II Achi, HA Okemiri - Sensors, 2021 - mdpi.com
The COVID-19 Pandemic has punched a devastating blow on the majority of the world's
population. Millions of people have been infected while hundreds of thousands have died of …

Sensor fusion for indoor positioning system through improved RSSI and PDR methods

H Mehrabian, R Ravanmehr - Future Generation Computer Systems, 2023 - Elsevier
Given the growth of the Internet of Things (IoT) and smart home appliances, the concept of
the Indoor Positioning System or IPS has considerably risen. The major application of IPS is …

An experimental comparison of RSSI-based indoor localization techniques using ZigBee technology

HS Fahama, K Ansari-Asl, YS Kavian… - IEEE Access, 2023 - ieeexplore.ieee.org
Wireless indoor localization is a significant challenge because of the noise generated by
building structures, electromagnetic fields, and distances between connected nodes inside a …

An enhanced indoor positioning technique based on a novel received signal strength indicator distance prediction and correction model

M Nagah Amr, HM ELAttar, MH Abd El Azeem… - Sensors, 2021 - mdpi.com
Indoor positioning has become a very promising research topic due to the growing demand
for accurate node location information for indoor environments. Nonetheless, current …

Integration of GNSS and BLE technology with inertial sensors for real-time positioning in urban environments

H Luo, Y Li, J Wang, D Weng, J Ye, LT Hsu… - IEEE …, 2021 - ieeexplore.ieee.org
The global navigation satellite system (GNSS) is widely used in smartphone positioning, but
its performance can be degraded in urban environments because of signal reflections or …

Adaptive path loss model for ble indoor positioning system

Y Assayag, H Oliveira, E Souto… - IEEE Internet of …, 2023 - ieeexplore.ieee.org
Indoor positioning systems (IPSs) allow the location and tracking of mobile devices in indoor
environments where the global positioning system (GPS) does not provide satisfactory …

High-precision RTT-based indoor positioning system using RCDN and RPN

JH Seong, SH Lee, WY Kim, DH Seo - Sensors, 2021 - mdpi.com
Wi-Fi round-trip timing (RTT) was applied to indoor positioning systems based on distance
estimation. RTT has a higher reception instability than the received signal strength indicator …

Indoor positioning system using dynamic model estimation

Y Assayag, H Oliveira, E Souto, R Barreto, R Pazzi - Sensors, 2020 - mdpi.com
Indoor Positioning Systems (IPSs) are used to locate mobile devices in indoor environments.
Model-based IPSs have the advantage of not having an exhausting training and signal …

A model-based BLE indoor positioning system using particle swarm optimization

Y Assayag, H Oliveira, E Souto, R Barreto… - IEEE Sensors …, 2024 - ieeexplore.ieee.org
Indoor positioning systems (IPSs) have emerged as a research topic in mobile computing,
enabling the tracking and location of mobile devices in indoor environments. In model …