# A time-varying distance based interval-valued functional principal component analysis method – A case study of consumer price index

> Research article (Information Sciences, 2022) · cited 27× · AI/ML

**Wikidata**: [openalex:W4205512475](https://www.wikidata.org/wiki/openalex:W4205512475)  
**Source**: https://4ort.xyz/entity/a-time-varying-distance-based-interval-valued-functional-principal-component-analysis-method-a-case-study-of-consumer-pr