# Sleep stage classification using covariance features of multi-channel physiological signals on Riemannian manifolds

> Research article (Computer Methods and Programs in Biomedicine, 2019) · cited 32× · AI/ML

**Wikidata**: [openalex:W2949133807](https://www.wikidata.org/wiki/openalex:W2949133807)  
**Source**: https://4ort.xyz/entity/sleep-stage-classification-using-covariance-features-of-multi-channel-physiological-signals-on-riemannian-manifolds