# Direction Estimation for Pedestrian Monitoring System in Smart Cities: An HMM Based Approach

> Research article (IEEE Access, 2016) · cited 41× · AI/ML

**Wikidata**: [openalex:W2519253192](https://www.wikidata.org/wiki/openalex:W2519253192)  
**Source**: https://4ort.xyz/entity/direction-estimation-for-pedestrian-monitoring-system-in-smart-cities-an-hmm-based-approach