A comprehensive multimodal dataset and benchmark for ulcerative colitis scoring in endoscopy. - Noha Ghatwary; Jiangbei Yue; Ahmed Elgendy; Hanna Nagdy; Ahmed Galal; Hayam Fathy; Hussein El-Amin; Venkataraman Subramanian; Noor Mohammed; Gilberto Ochoa-Ruiz; Sharib Ali (CoRR, 2026)