# Relevance of Drift Components and Unit-to-Unit Variability in the Predictive Maintenance of Low-Cost Electrochemical Sensor Systems in Air Quality Monitoring

> Research article (Sensors, 2021) · cited 28× · AI/ML

**Wikidata**: [openalex:W3161290980](https://www.wikidata.org/wiki/openalex:W3161290980)  
**Source**: https://4ort.xyz/entity/relevance-of-drift-components-and-unit-to-unit-variability-in-the-predictive-maintenance-of-low-cost-electrochemical-sen