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Explainable retinal screening

Retra

A diabetic retinopathy screening platform that pairs severity predictions with readable Grad-CAM reports.

Retra displaying a retinal screening report with a Grad-CAM heatmap.

The project

Retra reads retinal fundus images, predicts diabetic retinopathy severity, and makes the model's reasoning visible through confidence outputs and Grad-CAM heatmaps. The experience is designed around turning a computer vision result into a report that is easier to inspect and understand.

What it does

01

Explainable predictions

Shows severity, confidence, and Grad-CAM overlays together instead of presenting an opaque classification.

02

Image pipeline

Uses Ben Graham preprocessing and an EfficientNet-B3 classifier tuned for retinal fundus imagery.

03

Readable reporting

Packages model output into a clear screening report for faster review and comparison.