Can commercial low-cost sensor platforms contribute to air quality monitoring and exposure estimates?
Nuria Castell,Franck R. Dauge,Philipp Schneider,Matthias Vogt,Uri Lerner,Barak Fishbain,David M. Broday,Alena Bartonova +7 more
TLDR
An exhaustive evaluation of 24 identical units of a commercial low-cost sensor platform against CEN (European Standardization Organization) reference analyzers, evaluating their measurement capability over time and a range of environmental conditions shows that their performance varies spatially and temporally.About:
This article is published in Environment International.The article was published on 2017-02-01 and is currently open access. It has received 607 citations till now. The article focuses on the topics: Data quality & Environmental exposure.read more
Citations
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Journal ArticleDOI
AirSensor v1.0: Enhancements to the open-source R package to enable deep understanding of the long-term performance and reliability of PurpleAir sensors
TL;DR: In this article, the authors describe enhancements to the FOSS AirSensor R package (version 1.0) and the DataViewer web application (version 2.0.1) that have been developed to support data access, processing, analysis, and visualization for the PurpleAir PA-II sensor.
Journal ArticleDOI
Leveraging machine learning algorithms to advance low-cost air sensor calibration in stationary and mobile settings
An Wang,Yuki Machida,Priyanka DeSouza,Simone Morais,T. Duhl,Neelakshi Hudda,John L. Durant,Fabio Durate,Carlo Ratti +8 more
TL;DR: In this article , a standardized low-cost sensor calibration protocol and evaluation of various calibration algorithms was proposed and extensive collocation data were collected in stationary and mobile settings in two American cities, New York and Boston.
Proceedings ArticleDOI
A Proposal for a Data Concentrator for Smart City Applications
TL;DR: A proof-of-concept of a data concentrator is presented with the aim to collect measurements and improve information correlating the measurements with other types of data, such as position, speed, and proximity to high-accuracy and fixed air pollution stations.
DissertationDOI
Citizen sensing for environmental information
TL;DR: Assessment of opportunities for informal sensing data and their integration with formal sensing data to improve environmental information provision by investigating challenges and obstacles regarding technical and societal aspects indicates that application of informal environmental sensing does not only encounter technical but also societal issues.
Journal ArticleDOI
Analysing the value of environmental citizen-generated data: Complementarity and cost per observation.
TL;DR: The Ground Truth 2.0 project as discussed by the authors proposes a methodology to account for the value of citizen observations as a function of their complementarity to existing environmental observations and the evolution of their costs in time.
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The use of electrochemical sensors for monitoring urban air quality in low-cost, high-density networks
M. I. Mead,Olalekan A.M. Popoola,G. Stewart,Peter Landshoff,M. Calleja,M. Hayes,José J. Baldoví,M. W. McLeod,T.F. Hodgson,J. Dicks,Alastair C. Lewis,Jeremy Cohen,Ronan Baron,John Saffell,Roderic L. Jones +14 more
TL;DR: It is shown that miniature, low-cost electrochemical gas sensors can, when suitably configured and operated, be used for parts-per-billion level studies for gases relevant to urban air quality, and that measurement networks with higher resolution are required to quantify air quality at the scales which are present in the urban environment.
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The rise of low-cost sensing for managing air pollution in cities.
Prashant Kumar,Lidia Morawska,Claudio Martani,George Biskos,George Biskos,George Biskos,Marina Neophytou,Silvana Di Sabatino,Margaret Bell,Leslie Norford,Rex Britter +10 more
TL;DR: The drivers behind current rises in the use of low-cost sensors for air pollution management in cities are illustrated, while addressing the major challenges for their effective implementation.