# Rapid classification of coal by laser-induced breakdown spectroscopy (LIBS) with K-nearest neighbor (KNN) chemometrics

> Research article (Instrumentation Science & Technology, 2022) · cited 17× · AI/ML

**Wikidata**: [openalex:W4283067690](https://www.wikidata.org/wiki/openalex:W4283067690)  
**Source**: https://4ort.xyz/entity/rapid-classification-of-coal-by-laser-induced-breakdown-spectroscopy-libs-with-k-nearest-neighbor-knn-chemometrics