# Predicting Hidden Danger Quantity in Coal Mines Based on Gray Neural Network

> Research article (Symmetry, 2020) · cited 10× · AI/ML

**Wikidata**: [openalex:W3016603955](https://www.wikidata.org/wiki/openalex:W3016603955)  
**Source**: https://4ort.xyz/entity/predicting-hidden-danger-quantity-in-coal-mines-based-on-gray-neural-network