# A data expansion strategy for improving coal-gangue detection

> Research article (International Journal of Coal Preparation and Utilization, 2022) · cited 12× · AI/ML

**Wikidata**: [openalex:W4285083585](https://www.wikidata.org/wiki/openalex:W4285083585)  
**Source**: https://4ort.xyz/entity/a-data-expansion-strategy-for-improving-coal-gangue-detection