# A smartphone-based multimodal indoor tracking system

> Research article (Information Fusion, 2021) · cited 18× · AI/ML

**Wikidata**: [openalex:W3161280365](https://www.wikidata.org/wiki/openalex:W3161280365)  
**Source**: https://4ort.xyz/entity/a-smartphone-based-multimodal-indoor-tracking-system