# Research on Rock Mass Quality Classification Based on An Improved Rough Set–Cloud Model

> Research article (IEEE Access, 2019) · cited 19× · AI/ML

**Wikidata**: [openalex:W2970645629](https://www.wikidata.org/wiki/openalex:W2970645629)  
**Source**: https://4ort.xyz/entity/research-on-rock-mass-quality-classification-based-on-an-improved-rough-setcloud-model