# A hierarchical learning approach for railway fastener detection using imbalanced samples

> Research article (Measurement, 2021) · cited 25× · AI/ML

**Wikidata**: [openalex:W3203704239](https://www.wikidata.org/wiki/openalex:W3203704239)  
**Source**: https://4ort.xyz/entity/a-hierarchical-learning-approach-for-railway-fastener-detection-using-imbalanced-samples