# Intelligent fault diagnosis method for common rail injectors based on hierarchical weighted permutation entropy and pair-wise feature proximity feature selection

> Research article (Journal of Vibration and Control, 2021) · cited 12× · AI/ML

**Wikidata**: [openalex:W3159799128](https://www.wikidata.org/wiki/openalex:W3159799128)  
**Source**: https://4ort.xyz/entity/intelligent-fault-diagnosis-method-for-common-rail-injectors-based-on-hierarchical-weighted-permutation-entropy-and-pair