# A variable precision grey-based multi-granulation rough set model and attribute reduction

> Research article (Knowledge-Based Systems, 2018) · cited 23× · AI/ML

**Wikidata**: [openalex:W2792863071](https://www.wikidata.org/wiki/openalex:W2792863071)  
**Source**: https://4ort.xyz/entity/a-variable-precision-grey-based-multi-granulation-rough-set-model-and-attribute-reduction