# Profiling the propagation of error from PPG to HRV features in a wearable physiological‐monitoring device

> Research article (Healthcare Technology Letters, 2017) · cited 56× · AI/ML

**Wikidata**: [openalex:W2739366505](https://www.wikidata.org/wiki/openalex:W2739366505)  
**Source**: https://4ort.xyz/entity/profiling-the-propagation-of-error-from-ppg-to-hrv-features-in-a-wearable-physiologicalmonitoring-device