# AFall: Wi-Fi-Based Device-Free Fall Detection System Using Spatial Angle of Arrival

> Research article (IEEE Transactions on Mobile Computing, 2022) · cited 29× · AI/ML

**Wikidata**: [openalex:W4226076537](https://www.wikidata.org/wiki/openalex:W4226076537)  
**Source**: https://4ort.xyz/entity/afall-wi-fi-based-device-free-fall-detection-system-using-spatial-angle-of-arrival