# <i>RF-Ear</i>$^+$: A Mechanical Identification and Troubleshooting System Based on Contactless Vibration Sensing

> Research article (IEEE Transactions on Mobile Computing, 2022) · cited 10× · AI/ML

**Wikidata**: [openalex:W4312492977](https://www.wikidata.org/wiki/openalex:W4312492977)  
**Source**: https://4ort.xyz/entity/i-rf-ear-i-a-mechanical-identification-and-troubleshooting-system-based-on-contactless-vibration-sensing