# Non-negative matrix factorization-based time-frequency feature extraction of voice signal for Parkinson's disease prediction

> Research article (Computer Speech & Language, 2021) · cited 66× · AI/ML

**Wikidata**: [openalex:W3135760902](https://www.wikidata.org/wiki/openalex:W3135760902)  
**Source**: https://4ort.xyz/entity/non-negative-matrix-factorization-based-time-frequency-feature-extraction-of-voice-signal-for-parkinson-s-disease-predic