# Principal components analysis and track quality index: A machine learning approach

> Research article (Transportation Research Part C Emerging Technologies, 2018) · cited 147× · AI/ML

**Wikidata**: [openalex:W2800963862](https://www.wikidata.org/wiki/openalex:W2800963862)  
**Source**: https://4ort.xyz/entity/principal-components-analysis-and-track-quality-index-a-machine-learning-approach