# Multi-scale quaternion CNN and BiGRU with cross self-attention feature fusion for fault diagnosis of bearing

> Research article (Measurement Science and Technology, 2024) · cited 27× · AI/ML

**Wikidata**: [openalex:W4396946675](https://www.wikidata.org/wiki/openalex:W4396946675)  
**Source**: https://4ort.xyz/entity/multi-scale-quaternion-cnn-and-bigru-with-cross-self-attention-feature-fusion-for-fault-diagnosis-of-bearing