# Contact-free measurement of respiratory rate using infrared and vibration sensors

> Research article (Infrared Physics & Technology, 2015) · cited 20× · AI/ML

**Wikidata**: [openalex:W1716630211](https://www.wikidata.org/wiki/openalex:W1716630211)  
**Source**: https://4ort.xyz/entity/contact-free-measurement-of-respiratory-rate-using-infrared-and-vibration-sensors