# Multi-bearing weak defect detection for wayside acoustic diagnosis based on a time-varying spatial filtering rearrangement

> Research article (Mechanical Systems and Signal Processing, 2017) · cited 48× · AI/ML

**Wikidata**: [openalex:W2741505475](https://www.wikidata.org/wiki/openalex:W2741505475)  
**Source**: https://4ort.xyz/entity/multi-bearing-weak-defect-detection-for-wayside-acoustic-diagnosis-based-on-a-time-varying-spatial-filtering-rearrangeme