# Outlier detection and gap filling methodologies for low-cost air quality measurements

> Research article (Environmental Science Processes & Impacts, 2019) · cited 54× · AI/ML

**Wikidata**: [openalex:W2916754503](https://www.wikidata.org/wiki/openalex:W2916754503)  
**Source**: https://4ort.xyz/entity/outlier-detection-and-gap-filling-methodologies-for-low-cost-air-quality-measurements