Data Transmission Reduction Model for cloud-based IoT Systems

Author(s):  
Aya Elouali ◽  
Higinio Mora ◽  
Francisco J. Mora Gimeno
2019 ◽  
Vol 37 (6) ◽  
pp. 1307-1324 ◽  
Author(s):  
Abdallah Jarwan ◽  
Ayman Sabbah ◽  
Mohamed Ibnkahla

Sensors ◽  
2020 ◽  
Vol 21 (1) ◽  
pp. 85
Author(s):  
Marcin Lewandowski ◽  
Bartłomiej Płaczek ◽  
Marcin Bernas

The recent development of wireless wearable sensor networks offers a spectrum of new applications in fields of healthcare, medicine, activity monitoring, sport, safety, human-machine interfacing, and beyond. Successful use of this technology depends on lifetime of the battery-powered sensor nodes. This paper presents a new method for extending the lifetime of the wearable sensor networks by avoiding unnecessary data transmissions. The introduced method is based on embedded classifiers that allow sensor nodes to decide if current sensor readings have to be transmitted to cluster head or not. In order to train the classifiers, a procedure was elaborated, which takes into account the impact of data selection on accuracy of a recognition system. This approach was implemented in a prototype of wearable sensor network for human activity monitoring. Real-world experiments were conducted to evaluate the new method in terms of network lifetime, energy consumption, and accuracy of human activity recognition. Results of the experimental evaluation have confirmed that, the proposed method enables significant prolongation of the network lifetime, while preserving high accuracy of the activity recognition. The experiments have also revealed advantages of the method in comparison with state-of-the-art algorithms for data transmission reduction.


2020 ◽  
Vol 23 (2) ◽  
pp. 1197-1216 ◽  
Author(s):  
Gaby Bou Tayeh ◽  
Abdallah Makhoul ◽  
Jacques Demerjian ◽  
Christophe Guyeux ◽  
Jacques Bahi

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