# Fault diagnosis for rolling bearings under unknown time-varying speed conditions with sparse representation

> Research article (Journal of Sound and Vibration, 2020) · cited 44× · AI/ML

**Wikidata**: [openalex:W3103574138](https://www.wikidata.org/wiki/openalex:W3103574138)  
**Source**: https://4ort.xyz/entity/fault-diagnosis-for-rolling-bearings-under-unknown-time-varying-speed-conditions-with-sparse-representation