# A novel hybrid method based on KELM with SAPSO for fault diagnosis of rolling bearing under variable operating conditions

> Research article (Measurement, 2021) · cited 40× · AI/ML

**Wikidata**: [openalex:W3137946925](https://www.wikidata.org/wiki/openalex:W3137946925)  
**Source**: https://4ort.xyz/entity/a-novel-hybrid-method-based-on-kelm-with-sapso-for-fault-diagnosis-of-rolling-bearing-under-variable-operating-condition