# Contrast based circular approximation for accurate and robust optic disc segmentation in retinal images

> Research article (PeerJ, 2017) · cited 19× · AI/ML

**Wikidata**: [openalex:W2751806927](https://www.wikidata.org/wiki/openalex:W2751806927)  
**Source**: https://4ort.xyz/entity/contrast-based-circular-approximation-for-accurate-and-robust-optic-disc-segmentation-in-retinal-images