# A Context-Aware Smartphone-Based 3D Indoor Positioning Using Pedestrian Dead Reckoning

> Research article (Sensors, 2022) · cited 15× · AI/ML

**Wikidata**: [openalex:W4312195555](https://www.wikidata.org/wiki/openalex:W4312195555)  
**Source**: https://4ort.xyz/entity/a-context-aware-smartphone-based-3d-indoor-positioning-using-pedestrian-dead-reckoning