# Diffuse reflectance spectroscopy based rapid coal rank estimation: A machine learning enabled framework

> Research article (Spectrochimica Acta Part A Molecular and Biomolecular Spectroscopy, 2021) · cited 31× · AI/ML

**Wikidata**: [openalex:W3179995735](https://www.wikidata.org/wiki/openalex:W3179995735)  
**Source**: https://4ort.xyz/entity/diffuse-reflectance-spectroscopy-based-rapid-coal-rank-estimation-a-machine-learning-enabled-framework