# Human position and head direction tracking in fisheye camera using randomized ferns and fisheye histograms of oriented gradients

> Research article (The Visual Computer, 2019) · cited 14× · AI/ML

**Wikidata**: [openalex:W2974730289](https://www.wikidata.org/wiki/openalex:W2974730289)  
**Source**: https://4ort.xyz/entity/human-position-and-head-direction-tracking-in-fisheye-camera-using-randomized-ferns-and-fisheye-histograms-of-oriented-g