# CityTracker: Citywide Individual and Crowd Trajectory Analysis Using Hidden Markov Model

> Research article (IEEE Sensors Journal, 2019) · cited 16× · AI/ML

**Wikidata**: [openalex:W2946391111](https://www.wikidata.org/wiki/openalex:W2946391111)  
**Source**: https://4ort.xyz/entity/citytracker-citywide-individual-and-crowd-trajectory-analysis-using-hidden-markov-model