# Multi-class classification for steel surface defects based on machine learning with quantile hyper-spheres

> Research article (Chemometrics and Intelligent Laboratory Systems, 2017) · cited 42× · AI/ML

**Wikidata**: [openalex:W2737457785](https://www.wikidata.org/wiki/openalex:W2737457785)  
**Source**: https://4ort.xyz/entity/multi-class-classification-for-steel-surface-defects-based-on-machine-learning-with-quantile-hyper-spheres