Competitions
A competition adds a deadline, roster, hidden-reference leaderboard, and certificates to versioned medical-imaging tasks. The underlying datasets and evaluation contracts remain available after the event closes.
- openmedical imagingOrcaton · OrcaImage
OrcaImage Synthetic Segmentation Challenge
Generated 3D volumes, hidden masks and a reproducible Dice/HD95 leaderboard.
1 task·3 registered·closes 2026-09-26·5 submissions each
- openradiotherapy planningOrcaton · OrcaDose
OrcaDose Synthetic Spine SABR Plan Challenge
Generated anatomy and versioned dose constraints with an auditable plan leaderboard.
1 task·3 registered·closes 2026-09-26·5 submissions each
- opendigital pathologyOrcaton · OrcaPath
OrcaPath Synthetic ISUP Grading Challenge
Generated pathology labels ranked by quadratic-weighted kappa.
1 task·3 registered·closes 2026-09-26·5 submissions each