# Root causality analysis at early abnormal stage using principal component analysis and multivariate Granger causality

> Research article (Process Safety and Environmental Protection, 2019) · cited 45× · AI/ML

**Wikidata**: [openalex:W2995255309](https://www.wikidata.org/wiki/openalex:W2995255309)  
**Source**: https://4ort.xyz/entity/root-causality-analysis-at-early-abnormal-stage-using-principal-component-analysis-and-multivariate-granger-causality