Wi-Fi fingerprint-based indoor positioning: Recent advances and comparisons

S He, SHG Chan - IEEE Communications Surveys & Tutorials, 2015 - ieeexplore.ieee.org
The growing commercial interest in indoor location-based services (ILBS) has spurred
recent development of many indoor positioning techniques. Due to the absence of Global …

Human activity recognition using inertial sensors in a smartphone: An overview

W Sousa Lima, E Souto, K El-Khatib, R Jalali, J Gama - Sensors, 2019 - mdpi.com
The ubiquity of smartphones and the growth of computing resources, such as connectivity,
processing, portability, and power of sensing, have greatly changed people's lives. Today …

Seamless pedestrian navigation methodology optimized for indoor/outdoor detection

Q Zeng, J Wang, Q Meng, X Zhang… - IEEE Sensors …, 2017 - ieeexplore.ieee.org
The widespread popularity of the smartphone and the increasing integrated sensors, make it
possible to provide the location-based service for anyone at anytime, anywhere. The …

RF-based inertial measurement

C Wu, F Zhang, Y Fan, KJR Liu - … of the ACM Special Interest Group on …, 2019 - dl.acm.org
Inertial measurements are critical to almost any mobile applications. It is usually achieved by
dedicated sensors (eg, accelerometer, gyroscope) that suffer from significant accumulative …

Geomagnetism for smartphone-based indoor localization: Challenges, advances, and comparisons

S He, KG Shin - ACM Computing Surveys (CSUR), 2017 - dl.acm.org
Geomagnetism has recently attracted considerable attention for indoor localization due to its
pervasiveness and independence from extra infrastructure. Its location signature has been …

SoiCP: A seamless outdoor–indoor crowdsensing positioning system

Z Li, X Zhao, F Hu, Z Zhao… - IEEE internet of things …, 2019 - ieeexplore.ieee.org
Seamless outdoor-indoor positioning plays a critical role in many emerging applications, eg,
large-coverage user navigation in cities, smart buildings, and analytics of user spatial …

Indoor/outdoor switching detection using multisensor DenseNet and LSTM

Y Zhu, H Luo, F Zhao, R Chen - IEEE Internet of Things Journal, 2020 - ieeexplore.ieee.org
In recent years, with the widespread popularity of smart mobile devices, seamless location-
based service (LBS) between indoor and outdoor (IO) space has become an emerging …

Indoor-outdoor detection using a smart phone sensor

W Wang, Q Chang, Q Li, Z Shi, W Chen - Sensors, 2016 - mdpi.com
In the era of mobile internet, Location Based Services (LBS) have developed dramatically.
Seamless Indoor and Outdoor Navigation and Localization (SNAL) has attracted a lot of …

A fast indoor/outdoor transition detection algorithm based on machine learning

Y Zhu, H Luo, Q Wang, F Zhao, B Ning, Q Ke, C Zhang - Sensors, 2019 - mdpi.com
The widespread popularity of smartphones makes it possible to provide Location-Based
Services (LBS) in a variety of complex scenarios. The location and contextual status …

SenseIO: Realistic ubiquitous indoor outdoor detection system using smartphones

M Ali, T ElBatt, M Youssef - IEEE Sensors Journal, 2018 - ieeexplore.ieee.org
Indoor/outdoor localization, tracking, and positioning applications are developed using the
Global Positioning System receivers, ultrasound, infrared, and radio frequency (Wi-Fi and …