# Metro station risk classification based on smart card data: A case study in Beijing

> Research article (Physica A Statistical Mechanics and its Applications, 2022) · cited 20× · AI/ML

**Wikidata**: [openalex:W4210636833](https://www.wikidata.org/wiki/openalex:W4210636833)  
**Source**: https://4ort.xyz/entity/metro-station-risk-classification-based-on-smart-card-data-a-case-study-in-beijing