# From Pulses to Sleep Stages: Towards Optimized Sleep Classification Using Heart-Rate Variability

> Research article (Sensors, 2023) · cited 14× · AI/ML

**Wikidata**: [openalex:W4388524320](https://www.wikidata.org/wiki/openalex:W4388524320)  
**Source**: https://4ort.xyz/entity/from-pulses-to-sleep-stages-towards-optimized-sleep-classification-using-heart-rate-variability