# Reverberant blind separation of heart and lung sounds using nonnegative matrix factorization and auxiliary function technique

> Research article (Biomedical Signal Processing and Control, 2021) · cited 14× · AI/ML

**Wikidata**: [openalex:W3176958242](https://www.wikidata.org/wiki/openalex:W3176958242)  
**Source**: https://4ort.xyz/entity/reverberant-blind-separation-of-heart-and-lung-sounds-using-nonnegative-matrix-factorization-and-auxiliary-function-tech