# Efficient and Scalable Calibration-Free Indoor Positioning Using Crowdsourced Data

> Research article (IEEE Internet of Things Journal, 2019) · cited 19× · AI/ML

**Wikidata**: [openalex:W2977808900](https://www.wikidata.org/wiki/openalex:W2977808900)  
**Source**: https://4ort.xyz/entity/efficient-and-scalable-calibration-free-indoor-positioning-using-crowdsourced-data