# Railway wagon bearing fault diagnosis method based on improved sparrow search algorithm optimizing variational mode decomposition and multi-level convolutional neural network

> Research article (Review of Scientific Instruments, 2024) · cited 14× · AI/ML

**Wikidata**: [openalex:W4393387176](https://www.wikidata.org/wiki/openalex:W4393387176)  
**Source**: https://4ort.xyz/entity/railway-wagon-bearing-fault-diagnosis-method-based-on-improved-sparrow-search-algorithm-optimizing-variational-mode-deco