# Improving Retinal Image Quality Using the Contrast Stretching, Histogram Equalization, and CLAHE Methods with Median Filters

> Research article (International Journal of Image Graphics and Signal Processing, 2020) · cited 55× · AI/ML

**Wikidata**: [openalex:W3139868056](https://www.wikidata.org/wiki/openalex:W3139868056)  
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