Smart and Portable Air-Quality Monitoring IoT Low-Cost Devices in Ibarra City, Ecuador
Metadatos
Mostrar el registro completo del ítemEditorial
MDPI
Materia
Internet of things Environmental monitoring Air-quality measurement Machine learning application Data analysis
Fecha
2022-09-16Referencia bibliográfica
Alvear-Puertas, V.E... [et al.]. Smart and Portable Air-Quality Monitoring IoT Low-Cost Devices in Ibarra City, Ecuador. Sensors 2022, 22, 7015. [https://doi.org/10.3390/s22187015]
Patrocinador
Novo Nordisk Foundation NNF20OC0064411; Corporacion Ecuatoriana para el Desarrollo de la Investigacion y la Academia (CEDIA), Ecuador CEPRA XII-2018-13; Universidad de Las Americas (UDLA), Quito, Ecuador IEA.WHP.21.02Resumen
Nowadays, increasing air-pollution levels are a public health concern that affects all living
beings, with the most polluting gases being present in urban environments. For this reason, this
research presents portable Internet of Things (IoT) environmental monitoring devices that can be
installed in vehicles and that send message queuing telemetry transport (MQTT) messages to a server,
with a time series database allocated in edge computing. The visualization stage is performed in
cloud computing to determine the city air-pollution concentration using three different labels: low,
normal, and high. To determine the environmental conditions in Ibarra, Ecuador, a data analysis
scheme is used with outlier detection and supervised classification stages. In terms of relevant results,
the performance percentage of the IoT nodes used to infer air quality was greater than 90%. In
addition, the memory consumption was 14 Kbytes in a flash and 3 Kbytes in a RAM, reducing the
power consumption and bandwidth needed in traditional air-pollution measuring stations.