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Merlin Plus: A Large-Scale, Multi-Cancer, Image-Mask-Report Dataset

Multi-cancer segmentation in computed tomography (CT) is fundamentally limited by the scarcity of tumor masks across different organs. We present Merlin Plus, the first large-scale CT dataset with radiologist-created tumor masks across 9 organs.

By Pedro R. A. S. Bassi, Wenxuan Li, Szymon Plotka, Ruby Honjol, Jakub Przado, Xinze Zhou, Kang Wang, Yang Yang, Malte Jensen, Akshay S. Chaudhari, Curtis P. Langlotz, Alan L. Yuille, Zongwei ZhouarXiv - cs.CV (CV)

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Originally published by arXiv - cs.CV (CV) on Sep 30, 2026.

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