# An Automatic Detection and Classification System of Five Stages for Hypertensive Retinopathy Using Semantic and Instance Segmentation in DenseNet Architecture

> Research article (Sensors, 2021) · cited 36× · AI/ML

**Wikidata**: [openalex:W3206819195](https://www.wikidata.org/wiki/openalex:W3206819195)  
**Source**: https://4ort.xyz/entity/an-automatic-detection-and-classification-system-of-five-stages-for-hypertensive-retinopathy-using-semantic-and-instance