# Extension and significance testing of Variable Importance in Projection (VIP) indices in Partial Least Squares regression and Principal Components Analysis

> Research article (Chemometrics and Intelligent Laboratory Systems, 2023) · cited 107× · AI/ML

**Wikidata**: [openalex:W4386648922](https://www.wikidata.org/wiki/openalex:W4386648922)  
**Source**: https://4ort.xyz/entity/extension-and-significance-testing-of-variable-importance-in-projection-vip-indices-in-partial-least-squares-regression-