# An unsupervised approach to improve contrast and segmentation of blood vessels in retinal images using CLAHE, 2D Gabor wavelet, and morphological operations

> Research article (Research on Biomedical Engineering, 2020) · cited 24× · AI/ML

**Wikidata**: [openalex:W2996817788](https://www.wikidata.org/wiki/openalex:W2996817788)  
**Source**: https://4ort.xyz/entity/an-unsupervised-approach-to-improve-contrast-and-segmentation-of-blood-vessels-in-retinal-images-using-clahe-2d-gabor-wa