# Comparison of Three Gaze‐position Calibration Techniques in First Purkinje Image–based Eye Trackers

> Research article (Optometry and Vision Science, 2019) · cited 13× · AI/ML

**Wikidata**: [openalex:W2960193100](https://www.wikidata.org/wiki/openalex:W2960193100)  
**Source**: https://4ort.xyz/entity/comparison-of-three-gazeposition-calibration-techniques-in-first-purkinje-imagebased-eye-trackers