The TopCoW Challenge -- Topology-Aware Circle of Willis Segmentation for CT and MR Angiography
TopCoW挑战——用于CT和MR血管造影的拓扑感知Willis环分割
机构 * Department of Quantitative Biomedicine, University of Zurich, Zurich, Switzerland ； Institute of Computational Life Sciences, Zurich University of Applied Sciences (ZHAW), Waedenswil, Switzerland ； Department of Neuroradiology, University Hospital of Zurich, Zurich, Switzerland ； Department of Neurosurgery, Zhongnan Hospital of Wuhan University, Wuhan, China ； Department of Radiology at Weill Cornell Medicine, Cornell University, New York, USA ； Institute for Tissue Engineering ； School of Computation, Information ； Technology, Technical University of Munich, Germany ； Athinoula A. Martinos Center for Biomedical Imaging, Harvard Medical School, Boston, USA ； School of Medicine ； Health, TUM Klinikum, Technical University of Munich, Germany ； Munich Center for Machine Learning, Munich, Germany ； Department of Computing, Imperial College London, London, UK ； Image Sciences Institute, UMC Utrecht, Utrecht, The Netherlands ； Department of Neurology ； Neurosurgery, University Medical Center Utrecht, Utrecht, The Netherlands ； Department of Radiology, University Medical Center Utrecht, Utrecht, The Netherlands ； Electronic \& Information Engineering School, Harbin Institute of Technology (Shenzhen), China ； Peng Cheng Laboratory, Shenzhen, China ； Division of Medical Image Computing, German Cancer Research Center (DKFZ), Heidelberg, Germany ； Faculty of Mathematics ； Computer Science, Heidelberg University, Germany ； Helmholtz Imaging, German Cancer Research Center, Heidelberg, Germany ； Data Science School for Health, Karlsruhe/Heidelberg, Germany ； Learning Group, Department of Radiation Oncology, Heidelberg University Hospital ； Department of Radiology, University of Washington, Seattle, WA, USA ； Department of Radiology, Ren Ji Hospital, Shanghai Jiao Tong University School of Medicine, Shanghai, China ； Department of Clinical Neurosciences, Division of Neurosurgery, Geneva University Hospitals, Geneva, Switzerland ； Department of Neurology, University Hospital of Zurich, Zurich, Switzerland ； Department of Physiology, University of Toronto, Canada ； Department of Neurosurgery, University Hospital of Zurich, Zurich, Switzerland ； Department of Diagnostic Imaging, National University Hospital, Singapore ； University of Chicago, USA ； Department of Diagnostic ； Interventional Neuroradiology, University Hospital Berne ； University of Berne, Berne, Switzerland ； Centre de Recherche du Centre Hospitalier de l’Université de Montréal (CRCHUM), Montréal, Québec, Canada ； DEEPNOID Inc., Seoul, South Korea ； Department of Artificial Intelligence, Korea University, Seoul, South Korea ； Charité Lab for AI in Medicine (CLAIM), Charité Universitätsmedizin Berlin, Berlin, Germany ； Lung Institute, Faculty of Medicine, Imperial College London, London, UK ； Centre for Medical Image Computing, Department of Computer Science, University College London, London, UK ； Department of Radiation Oncology, Duke University Medical Center, Durham, NC, USA ； Institute of Medical Technology, Peking University Health Science Center, Beijing, China ； Hangzhou Genlight MedTech Co., Ltd., China ； Institute of Medical Robotics, Shanghai Jiao Tong University, Shanghai, China ； Department of Automation, Shanghai Jiao Tong University, Shanghai, China ； Department of Artificial Intelligence, Sungkyunkwan University, Seoul, South Korea ； Department of Electrical ； Computer Engineering, Sungkyunkwan University, Seoul, South Korea ； Shanghai MediWorks Precision Instruments Co., Ltd., China ； Institute of Informatics, HES-SO Valais-Wallis, Switzerland ； Department of Measurement ； Electronics, AGH University of Krakow, Poland ； Laboratoire de Thermique et Energie de Nantes (LTeN), Université Nantes, Polytech’Nantes, Nantes, France ； Research Institute of Computer Vision ； Center for Precision Health, McWilliams School of Biomedical Informatics, University of Texas Health Science Center at Houston, USA ； Physense, BCN-Medtech, Department of Communication ； Information Technologies, Universitat Pompeu Fabra, Barcelona, Spain ； Department of Mathematical Modeling ； Machine Learning, University of Zurich, Zurich, Switzerland ； Laboratory of Brain Atlas ； Brain-inspired Intelligence, Institute of Automation, Chinese Academy of Sciences, Beijing, China ； School of Artificial Intelligence, University of Chinese Academy of Sciences, Beijing, China ； School of Computer ； Information Engineering, Xiamen University of Technology, Xiamen, China ； Vascular Research Center, University at Buffalo, NY, USA ； Department of Pathology ； Anatomical Sciences, University at Buffalo, NY, USA ； Department of Neurosurgery, University at Buffalo, NY, USA ； LPIXEL Inc., Tokyo, Japan
专题命中 医学影像 ：CT(title,title_cn)；分类 cs.CV、cs.LG、q-bio
AI总结 组织TopCoW基准挑战，发布含125对MRA和CTA扫描的注释数据集，参与者提交CoW分割和变体分类算法，经评估，最佳算法在多任务中表现出色，证明CoW分割算法对下游临床应用有可解释性效用。
Comments Summary paper for the TopCoW Challenge: 4 figures, 1 table, and supplementary material in appendix. Accepted for publication in NEJM AI. Datasets and best-performing algorithm Dockers are available at https://zenodo.org/records/15692630 and https://zenodo.org/records/15665435
Journal ref NEJM AI 2026;3(8)
