Shanghai Jiao Tong University（上海交通大学）

SPECTRA: Context-Conditioned Spectral Movement Primitives for Robot Skill Generalization

SPECTRA：用于机器人技能泛化的上下文条件频谱运动基元

Boxuan Zhang, Sheng Liu, Chenlin Ming, Ahmed Abdelrahman

机构 * Technical University of Munich（慕尼黑工业大学） ； Karlsruhe Institute of Technology（卡尔斯鲁厄理工学院） ； Shanghai Jiao Tong University（上海交通大学） 纠错

AI总结 研究机器人操作模仿学习中如何保留任务几何形状与动态可允许运动，提出频谱运动基元框架，结合任务空间与关节空间调节，经实验验证该方法在多方面表现良好，能有效实现技能泛化。

World Narrative Model for Highly Controllable Video Generation: A Paradigm Shift from Pixel Sampling to Physical World Orchestration

世界叙事模型：从像素采样到物理世界编排的高度可控视频生成范式转变

Ye Chen, Xuanhong Chen, Yupeng Zhu, Liming Tan, Zhewen Wan, Yuxuan Xiong, Tielong Wang, Jinfan Liu, Wuze Zhang, Xiongzhen Zhang, Feifei Li, Xianglin Luo, Zhehan Zhao, Zhifan Zhang, Laisheng Kou, Zhujin Liang, Yugang Chen, Muchun Chen, Xu Miao, Yijing Zhang, Xiaojie Sheng, Qiang Hu, Jialiang Chen, Weimin Zhang, Wenjun Zhang, Bingbing Ni

机构 * Shanghai Jiao Tong University（上海交通大学） 纠错

AI总结 提出世界叙事模型（WNM），将视频生成解耦为结构化物理叙事与像素渲染，通过协同代理将多模态输入转化为可编辑的4D世界表示，驱动基础模型生成符合创作者意图的视频，大幅提升可控性。

Astra: a generalizable report generation foundation model for 3D computed tomography

Astra：一种用于三维计算机断层扫描的通用报告生成基础模型

Zhuhao Wang, Fang Chen, Chaohui Yu, Zihan Li, Yuchao Zheng, Jing Wang, Xuan Yang, Jia Guo, Zhenlu Yang, Xingju Zheng, Yihua Sun, Haojie Han, Xiaoxiao Qin, Zhan Feng, Wenbo Xiao, Chao Zhu, Yuehua Li, Shipeng Zhang, Hao Luo, Yunsong Peng, Fan Wang, Hongen Liao

机构 * School of Biomedical Engineering, Tsinghua University（清华大学生物医学工程学院） ； School of Biomedical Engineering, Shanghai Jiao Tong University（上海交通大学生物医学工程学院） ； DAMO Academy, Alibaba Group（阿里云达摩院） ； Hupan Laboratory（壶辰实验室） ； Department of Biomedical Engineering, National University of Singapore（新加坡国立大学生物医学工程系） ； Department of Radiology, Guizhou Provincial People’s Hospital（贵州省级人民医院放射科） ； Department of Radiology, The First Affiliated Hospital, Zhejiang University School of Medicine（浙江大学医学院附属第一医院放射科） ； Department of Radiology, Shanghai Sixth People’s Hospital Affiliated to Shanghai Jiao Tong University School of Medicine（上海交通大学医学院附属第六人民医院放射科） ； College of Computer Science and Technology, Zhejiang University（浙江大学计算机科学与技术学院） 纠错

AI总结 提出Astra模型，通过风格统一和强化学习，在8个器官系统的CT报告生成中实现高精度，平均细粒度诊断指标提升44.1%，并加速临床工作流。

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

Kaiyuan Yang, Fabio Musio, Yihui Ma, Norman Juchler, Johannes C. Paetzold, Rami Al-Maskari, Luciano Höher, Hongwei Bran Li, Ibrahim Ethem Hamamci, Anjany Sekuboyina, Suprosanna Shit, Houjing Huang, Chinmay Prabhakar, Ezequiel de la Rosa, Bastian Wittmann, Diana Waldmannstetter, Florian Kofler, Fernando Navarro, Martin J. Menten, Ivan Ezhov, Daniel Rueckert, Iris N. Vos, Ynte M. Ruigrok, Birgitta K. Velthuis, Hugo J. Kuijf, Pengcheng Shi, Wei Liu, Ting Ma, Maximilian R. Rokuss, Yannick Kirchhoff, Fabian Isensee, Klaus Maier-Hein, Chengcheng Zhu, Huilin Zhao, Philippe Bijlenga, Julien Hämmerli, Catherine Wurster, Laura Westphal, Jeroen Bisschop, Elisa Colombo, Hakim Baazaoui, Hannah-Lea Handelsmann, Andrew Makmur, James Hallinan, Amrish Soundararajan, Benedikt Wiestler, Jan S. Kirschke, Evamaria O. Riedel, Roland Wiest, Emmanuel Montagnon, Laurent Letourneau-Guillon, Kwanseok Oh, Dahye Lee, Orhun Utku Aydin, Adam Hilbert, Jana Rieger, Dimitrios Rallios, Satoru Tanioka, Alexander Koch, Dietmar Frey, Abdul Qayyum, Moona Mazher, Steven Niederer, Nico Disch, Julius C. Holzschuh, Dominic LaBella, Francesco Galati, Daniele Falcetta, Maria A. Zuluaga, Chaolong Lin, Haoran Zhao, Zehan Zhang, Minghui Zhang, Xin You, Hanxiao Zhang, Guang-Zhong Yang, Yun Gu, Sinyoung Ra, Jongyun Hwang, Hyunjin Park, Junqiang Chen, Marek Wodzinski, Henning Müller, Nesrin Mansouri, Florent Autrusseau, Cansu Yalcin, Rachika E. Hamadache, Clara Lisazo, Joaquim Salvi, Adrià Casamitjana, Xavier Lladó, Uma Maria Lal-Trehan Estrada, Valeriia Abramova, Luca Giancardo, Arnau Oliver, Paula Casademunt, Adrian Galdran, Matteo Delucchi, Oscar Camara, Jialu Liu, Haibin Huang, Yue Cui, Zehang Lin, Yusheng Liu, Shunzhi Zhu, Tatsat R. Patel, Adnan H. Siddiqui, Vincent M. Tutino, Maysam Orouskhani, Huayu Wang, Mahmud Mossa-Basha, Yuki Sato, Sven Hirsch, Susanne Wegener, Bjoern Menze

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 纠错

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)

Kernel PCA for Out-of-Distribution Detection: Non-Linear Kernel Selection and Approximation

用于分布外检测的核主成分分析：非线性核选择与近似

Kun Fang, Qinghua Tao, Mingzhen He, Kexin Lv, Runze Yang, Haibo Hu, Xiaolin Huang, Jie Yang, Longbing Cao

机构 * Department of Automation, Shanghai Jiao Tong University（上海交通大学自动化系） ； Department of Electrical and Electronic Engineering, The Hong Kong Polytechnic University（香港理工大学电子与电气工程系） ； School of Automation, Beijing Institute of Technology（北京理工大学自动化学院） ； China Mobile (Shanghai) Information and Communication Technology Co., Ltd.（中国移动（上海）信息技术有限公司） ； School of Computing, Macquarie University（麦考瑞大学计算机学院） 纠错

AI总结 研究针对深度神经网络分布外检测问题，利用核主成分分析框架，通过选择余弦 - 高斯核及近似技术，有效刻画分布外与分布内数据差异，提高检测功效和效率，为非线性特征子空间检测提供新见解与方法。

Comments This study is an extension of its conference version published in NeurIPS'24, see https://proceedings.neurips.cc/paper_files/paper/2024/hash/f2543511e5f4d4764857f9ad833a977d-Abstract-Conference.html

Beyond Perceptual Distance: Discrepancy Assessment on Deep Representation for Out-of-Distribution Detection with Diffusion Model

超越感知距离：基于扩散模型的分布外检测深度表示差异评估

Kun Fang, Zuopeng Yang, Haibo Hu, Xiaolin Huang, Jie Yang, Qinghua Tao

机构 * Department of Automation, Shanghai Jiao Tong University（上海交通大学自动化系） ； Department of Electrical and Electronic Engineering, The Hong Kong Polytechnic University（香港理工大学电子与电气工程系） ； The Intsig Information Co., Ltd., Shanghai, China（上海Intsig信息有限公司） ； School of Automation, Beijing Institute of Technology（北京理工大学自动化学院） 纠错

AI总结 研究基于扩散模型的分布外检测差异评估，提出以分类器相关方式评估，利用其表示空间量化特征级和logit级差异，设计优化策略构成DDR框架，实验表明DDR在ImageNet-1K数据集上检测性能优于其他方法。