# Quantitative assessment method on urban vitality of metro-led underground space based on multi-source data: A case study of Shanghai Inner Ring area

> Research article (Tunnelling and Underground Space Technology, 2021) · cited 97× · AI/ML

**Wikidata**: [openalex:W3186239680](https://www.wikidata.org/wiki/openalex:W3186239680)  
**Source**: https://4ort.xyz/entity/quantitative-assessment-method-on-urban-vitality-of-metro-led-underground-space-based-on-multi-source-data-a-case-study-