40 pairs of MRA and CTA (TopCoW Batch-1) with CoW annotations are now released for training!

Example tree view of the released data folder:

topcow_batch-1_40pairMRCT_30062023/
├── bin_labelsTr
│   ├── topcow_ct_roi_024.nii.gz
│   ├── topcow_ct_whole_024.nii.gz
│   ├── topcow_mr_roi_024.nii.gz
│   └── topcow_mr_whole_024.nii.gz
├── imagesTr
│   ├── topcow_ct_roi_024_0000.nii.gz
│   ├── topcow_ct_whole_024_0000.nii.gz
│   ├── topcow_mr_roi_024_0000.nii.gz
│   └── topcow_mr_whole_024_0000.nii.gz
├── mul_labelsTr
│   ├── topcow_ct_roi_024.nii.gz
│   ├── topcow_ct_whole_024.nii.gz
│   ├── topcow_mr_roi_024.nii.gz
│   └── topcow_mr_whole_024.nii.gz
├── roi_size_loc
│   ├── topcow_ct_roi_024_axial.png
│   ├── topcow_ct_roi_024.txt
│   ├── topcow_mr_roi_024_axial.png
│   └── topcow_mr_roi_024.txt
└── visual_qc
    ├── topcow_ct_024_after.mp4
    ├── topcow_ct_024_before.mp4
    ├── topcow_ct_roi_024_preview.png
    ├── topcow_ct_whole_024_preview.png
    ├── topcow_mr_024_after.mp4
    ├── topcow_mr_024_before.mp4
    ├── topcow_mr_roi_024_preview.png
    └── topcow_mr_whole_024_preview.png

👉 Access the training data on SwitchDrive: https://drive.switch.ch/index.php/s/DBDuXBEBLzlhYPh

For more information on the dataset, please check out our Data page https://topcow23.grand-challenge.org/data/.