# A fault diagnosis scheme for planetary gearboxes using adaptive multi-scale morphology filter and modified hierarchical permutation entropy

> Research article (Mechanical Systems and Signal Processing, 2017) · cited 190× · AI/ML

**Wikidata**: [openalex:W2777200870](https://www.wikidata.org/wiki/openalex:W2777200870)  
**Source**: https://4ort.xyz/entity/a-fault-diagnosis-scheme-for-planetary-gearboxes-using-adaptive-multi-scale-morphology-filter-and-modified-hierarchical-