# Indoor Navigation—User Requirements, State-of-the-Art and Developments for Smartphone Localization

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

**Wikidata**: [openalex:W4313414506](https://www.wikidata.org/wiki/openalex:W4313414506)  
**Source**: https://4ort.xyz/entity/indoor-navigationuser-requirements-state-of-the-art-and-developments-for-smartphone-localization