# Accurate CNN-based pupil segmentation with an ellipse fit error regularization term

> Research article (Expert Systems with Applications, 2021) · cited 20× · AI/ML

**Wikidata**: [openalex:W3207929382](https://www.wikidata.org/wiki/openalex:W3207929382)  
**Source**: https://4ort.xyz/entity/accurate-cnn-based-pupil-segmentation-with-an-ellipse-fit-error-regularization-term