# A Survey of Crowd Sensing Opportunistic Signals for Indoor Localization

> Research article (Mobile Information Systems, 2016) · cited 70× · AI/ML

**Wikidata**: [openalex:W2413316079](https://www.wikidata.org/wiki/openalex:W2413316079)  
**Source**: https://4ort.xyz/entity/a-survey-of-crowd-sensing-opportunistic-signals-for-indoor-localization