# Environment Perception Based Seamless Indoor and Outdoor Positioning System of Smartphone

> Research article (IEEE Sensors Journal, 2022) · cited 18× · AI/ML

**Wikidata**: [openalex:W4288064613](https://www.wikidata.org/wiki/openalex:W4288064613)  
**Source**: https://4ort.xyz/entity/environment-perception-based-seamless-indoor-and-outdoor-positioning-system-of-smartphone