Non-contrast chest CT with radiologist-verified binary COVID-19 lesion masks, from the MICCAI 2020 COVID-19 Lung CT Lesion Segmentation Challenge (a.k.a. COVID-19-20).

⚠️ Scope of this upload (training split only)

This repository contains the public training split: 199 CT volumes, each with a ground-truth lesion mask. It is a faithful subset of the full challenge:

Split Cases Masks Included here

Train… See the full description on the dataset page: https://huggingface.co/datasets/MedOtter/COVID-19-20.