# Time-varying fault feature extraction of rolling bearing via time–frequency sparsity

> Research article (Measurement Science and Technology, 2020) · cited 10× · AI/ML

**Wikidata**: [openalex:W3083026992](https://www.wikidata.org/wiki/openalex:W3083026992)  
**Source**: https://4ort.xyz/entity/time-varying-fault-feature-extraction-of-rolling-bearing-via-timefrequency-sparsity