Massive MIMO (multiple-input multiple-output) is no longer a “wild” or “promising” concept
for future cellular networks—in 2018 it became a reality. Base stations (BSs) with 64 fully …

This paper provides an overview of the most significant existing methods for indoor
positioning on a contemporary smartphone. The approaches include Wi-Fi and Bluetooth …

An accurate and reliable Indoor Positioning System (IPS) applicable to most indoor
scenarios has been sought for many years. The number of technologies, techniques, and …

Abstract Benchmark open-source Wi-Fi fingerprinting datasets for indoor positioning studies
are still hard to find in the current literature and existing public repositories. This is unlike …

WiFi fingerprinting, one of the most popular methods employed in indoor positioning,
currently faces two major problems: lack of robustness to short and long time signal changes …

In recent years, indoor localization systems have been the object of significant research
activity and of growing interest for their great expected social impact and their impressive …

The development of indoor positioning solutions using smartphones is a growing activity
with an enormous potential for everyday life and professional applications. The research …

RSS-based indoor positioning is a consolidated research field for which several techniques
have been proposed. Among them, Bluetooth Low Energy (BLE) beacons are a popular …

Indoor positioning has garnered significant interest over the last decade due to the rapidly
growing demand for location-based services. As a result, a multitude of techniques has been …

Indoor localization has garnered the attention of researchers over the past two decades due
to diverse and numerous applications. The existing works either provide room-level or …