# Feature Extraction Based on Hierarchical Improved Envelope Spectrum Entropy for Rolling Bearing Fault Diagnosis

> Research article (IEEE Transactions on Instrumentation and Measurement, 2023) · cited 50× · AI/ML

**Wikidata**: [openalex:W4377971530](https://www.wikidata.org/wiki/openalex:W4377971530)  
**Source**: https://4ort.xyz/entity/feature-extraction-based-on-hierarchical-improved-envelope-spectrum-entropy-for-rolling-bearing-fault-diagnosis