# An improved grey relational analysis approach for panel data clustering

> Research article (Expert Systems with Applications, 2015) · cited 59× · AI/ML

**Wikidata**: [openalex:W2215029138](https://www.wikidata.org/wiki/openalex:W2215029138)  
**Source**: https://4ort.xyz/entity/an-improved-grey-relational-analysis-approach-for-panel-data-clustering