Results 81 to 90 of about 21,903 (197)

Feature selection for proximity estimation in COVID-19 contact tracing apps based on Bluetooth Low Energy (BLE). [PDF]

Pervasive Mob Comput, 2021
Madoery PG, Detke R, Blanco L, Comerci S, Fraire J, Gonzalez Montoro A, Bellassai JC, Britos G, Ojeda S, Finochietto JM.   +9 more
europepmc   +1 more source

Using Bluetooth Low Energy in smartphones to map social networks

, 2015
Social networks have an important role in an individual's health, with the propagation of health-related features through a network, and correlations between network structures and symptomatology.
Boonstra, Tjeerd W., Christensen, Helen, Larsen, Mark E., Townsend, Samuel   +3 more
core  

Overview and Evaluation of Bluetooth Low Energy: An Emerging Low-Power Wireless Technology

Sensors, 2012
Bluetooth Low Energy (BLE) is an emerging low-power wireless technology developed for short-range control and monitoring applications that is expected to be incorporated into billions of devices in the next few years.
Josep Paradells, Joaquim Oller, Carles Gomez   +2 more
doaj   +1 more source

Validation of a smartphone app to map social networks of proximity

, 2017
Social network analysis is a prominent approach to investigate interpersonal relationships. Most studies use self-report data to quantify the connections between participants and construct social networks. In recent years smartphones have been used as an
Boonstra, Tjeerd W., Christensen, Helen, Larsen, Mark E., Townsend, Samuel   +3 more
core   +1 more source

Presentation and analysis of a new technology for low-power wireless sensor network [PDF]

, 2013
International audienceThe tremendous and rapid development in sensors technology allowed their application in various fields requiring monitoring, such as, transportations, rare species surveillance, agriculture, military activities, medical field, etc ...
Azzouz Saidane, Leila, Idoudi, Hanen, Khssibi, Sabri, Val, Thierry, Van Den Bossche, Adrien   +4 more
core   +1 more source

Enhancing Wireless Sensor Networks with Bluetooth Low-Energy Mesh and Ant Colony Optimization Algorithm

Algorithms
Wireless Sensor Networks (WSNs) face persistent challenges of uneven energy depletion, limited scalability, and reduced network lifetime, all of which hinder their effectiveness in Internet of Things (IoT) applications.
Hussein S. Mohammed, Hayam K. Mustafa, Omar A. Abdulkareem   +2 more
doaj   +1 more source

Spatio-temporal dataset of building occupants

Data in Brief, 2019
The paper presents spatio-temporal dataset of building occupants captured using 200 Bluetooth Low Energy (BLE) beacons installed on different locations in two buildings. It contains 8426 data points of 11 building occupants collected with a sampling rate
Muhammad Arslan, Christophe Cruz, Dominique Ginhac   +2 more
doaj   +1 more source

Finding by Counting: A Probabilistic Packet Count Model for Indoor Localization in BLE Environments

, 2017
We propose a probabilistic packet reception model for Bluetooth Low Energy (BLE) packets in indoor spaces and we validate the model by using it for indoor localization.
Chowdhary, Shreyans, De, Subham, Kravets, Robin, Lo, Yat Long, Shirke, Aniket, Sundaram, Hari   +5 more
core   +1 more source

Design of New BLE GAP Roles for Vehicular Communications

Sensors
Bluetooth Low Energy (BLE) is a prominent short-range wireless communication protocol widely extended for communications and sensor systems in consumer electronics and industrial applications, ranging from manufacturing to retail and healthcare.
Antonio Perez-Yuste, Jordi Pitarch-Blasco, Felix Alejandro Falcon-Darias, Neftali Nuñez   +3 more
doaj   +1 more source

Wireless Medical Sensor Networks: Design Requirements and Enabling Technologies [PDF]

, 2012
This article analyzes wireless communication protocols that could be used in healthcare environments (e.g., hospitals and small clinics) to transfer real-time medical information obtained from noninvasive sensors.
Abatti, Paulo J., Medeiros, Henry P., Schneider, Fabio K., Vallejos de Schatz, Cecilia H.   +3 more
core   +1 more source