# The PPG Physiological Signal for Heart Rate Variability Analysis

> Research article (Wireless Personal Communications, 2017) · cited 35× · AI/ML

**Wikidata**: [openalex:W2744779061](https://www.wikidata.org/wiki/openalex:W2744779061)  
**Source**: https://4ort.xyz/entity/the-ppg-physiological-signal-for-heart-rate-variability-analysis