# A Vision-Based Social Distancing and Critical Density Detection System for COVID-19

> Research article (Sensors, 2021) · cited 197× · AI/ML

**Wikidata**: [openalex:W3177587866](https://www.wikidata.org/wiki/openalex:W3177587866)  
**Source**: https://4ort.xyz/entity/a-vision-based-social-distancing-and-critical-density-detection-system-for-covid-19