Autonomous AQI Mapping IoT WSN for Urban Scale Applications

Autonomous AQI Mapping IoT WSN for Urban Scale Applications

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In outdoor urban scale air quality mapping, electrochemical sensors warm-up time, cross-sensitivity, geo location typography, and energy efficiency are major challenges. In this work, a gradient-aware, multi-variable air quality sensing node is proposed with event-triggered sensing based on position, gas magnitudes, and cross-sensitivity interpolation. In this approach, temperature, humidity, pressure, geo-position, photovoltaic power, volatile organic compounds (VOCs), particulate matter, Ozone, Carbon mono-oxide, Nitrogen dioxide, and Sulphur dioxide are the principal variables. Results have...