arXivDaily arXiv每日学术速递 周一至周五更新

高校专区

The University of Hong Kong(香港大学)

2026-01-12 至 2026-01-12 共收录 7
2601.05722 2026-01-12 cs.CV

Rotate Your Character: Revisiting Video Diffusion Models for High-Quality 3D Character Generation

旋转你的角色:重新审视视频扩散模型用于高质量3D角色生成

Jin Wang, Jianxiang Lu, Comi Chen, Guangzheng Xu, Haoyu Yang, Peng Chen, Na Zhang, Yifan Xu, Longhuang Wu, Shuai Shao, Qinglin Lu, Ping Luo

机构 * Hunyuan, Tencent(腾讯文予实验室) The University of Hong Kong(香港大学)

AI总结 本文提出RCM模型,通过旋转角色姿势实现高质量3D角色生成和新视角合成,支持多视角输入和高分辨率视频生成。

Comments 11 pages, 8 figures

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2601.05573 2026-01-12 cs.CV

Orient Anything V2: Unifying Orientation and Rotation Understanding

Orient Anything V2:统一物体3D方向和旋转理解

Zehan Wang, Ziang Zhang, Jiayang Xu, Jialei Wang, Tianyu Pang, Chao Du, HengShuang Zhao, Zhou Zhao

机构 * Zhejiang University(浙江大学) Shanghai AI Lab(上海人工智能实验室) Sea AI Lab(海思人工智能实验室) The University of Hong Kong(香港大学)

AI总结 Orient Anything V2通过四个创新提升,实现了对物体3D方向和旋转的统一理解,显著提升了零样本性能和泛化能力。

Comments NeurIPS 2025 Spotlight, Repo: https://github.com/SpatialVision/Orient-Anything-V2

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2509.03811 2026-01-12 cs.AI

Rethinking Supply Chain Planning: A Generative Paradigm

重新思考供应链规划:一种生成范式

Jiaheng Yin, Yongzhi Qi, Jianshen Zhang, Dongyang Geng, Zhengyu Chen, Hao Hu, Wei Qi, Zuo-Jun Max Shen

机构 * Tsinghua University, Beijing, China(清华大学) JD.com, Beijing, China(京东) Faculty of Engineering and Faculty of Business and Economics, The University of Hong Kong, China(香港大学工程学院和商学院) College of Engineering, University of California, Berkeley, CA, USA(加州大学伯克利分校工程学院)

AI总结 本文提出一种基于生成式人工智能的供应链规划范式,通过智能代理框架提升规划准确性与库存率,实现动态需求下的适应性协调。

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2505.07893 2026-01-12 cs.NI cs.LG eess.SP math.PR math.ST stat.TH

Channel Fingerprint Construction for Massive MIMO: A Deep Conditional Generative Approach

大规模MIMO中的通道指纹构建:一种深度条件生成方法

Zhenzhou Jin, Li You, Xudong Li, Zhen Gao, Yuanwei Liu, Xiang-Gen Xia, Xiqi Gao

机构 * National Mobile Communications Research Laboratory, Southeast University(东南大学国家移动通信研究中心) Purple Mountain Laboratories(紫金山实验室) State Key Laboratory of CNS/ATM, Beijing Institute of Technology(北京理工大学 CNS/ATM 国家重点实验室) Beijing Institute of Technology(北京理工大学) MIT Key Laboratory of Complex-Field Intelligent Sensing, Beijing Institute of Technology(MIT 复杂场智能感知实验室,北京理工大学) Advanced Technology Research Institute, Beijing Institute of Technology(北京理工大学先进技术研究院) Yangtze Delta Region Academy, Beijing Institute of Technology(长江三角洲地区研究院,北京理工大学) Department of Electrical and Electronic Engineering, The University of Hong Kong(香港大学电子与电气工程系) Department of Electrical and Computer Engineering, University of Delaware(德雷塞尔大学电子与计算机工程系)

AI总结 本文提出了一种基于深度条件生成扩散模型的通道指纹构建方法,通过引入CF双胞胎概念,利用变分推断和多目标知识蒸馏技术提升模型性能,实现粗粒度到细粒度CF的高效转换。

Comments 15 pages, 7 figures

Journal ref IEEE Transactions on Wireless Communications, vol. 25, pp. 6096-6113, 2026

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2503.11514 2026-01-12 cs.CR cs.AI

Exploring the Vulnerabilities of Federated Learning: A Deep Dive into Gradient Inversion Attacks

探索联邦学习的漏洞:深入分析梯度反向攻击

Pengxin Guo, Runxi Wang, Shuang Zeng, Jinjing Zhu, Haoning Jiang, Yanran Wang, Yuyin Zhou, Feifei Wang, Hui Xiong, Liangqiong Qu

机构 * School of Computing and Data Science, The University of Hong Kong(计算与数据科学学院,香港大学) Department of Mathematics, The University of Hong Kong(数学系,香港大学) Thrust of Artificial Intelligence, The Hong Kong University of Science and Technology (Guangzhou)(人工智能推动学院,香港科学与技术大学(广州)) Department of Electronic and Electrical Engineering, Southern University of Science and Technology(电子与电气工程系,南方科技大学) Department of Biomedical Data Science, Stanford University(生物医学数据科学系,斯坦福大学) Department of Computer Science and Engineering, University of California, Santa Cruz(计算机科学与工程系,加州大学圣克鲁兹分校) Department of Electrical and Electronic Engineering, The University of Hong Kong(电子与电气工程系,香港大学) Materials Innovation Institute for Life Sciences and Energy (MILES), HKU-SIRI(生命科学与能源材料创新研究所(MILES),HKU-SIRI)

AI总结 本文系统分析了联邦学习中梯度反向攻击的三种类型,揭示了其性能、实用性及威胁因素,并提出三阶段防御策略以增强隐私保护。

Comments Accepted by IEEE TPAMI

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2411.11930 2026-01-12 cs.CV cs.AI

AtomThink: Multimodal Slow Thinking with Atomic Step Reasoning

AtomThink: 多模态慢思考与原子步骤推理

Kun Xiang, Zhili Liu, Terry Jingchen Zhang, Yinya Huang, Yunshuang Nie, Kaixin Cai, Yiyang Yin, Runhui Huang, Hanhui Li, Yihan Zeng, Yu-Jie Yuan, Jianhua Han, Lanqing Hong, Hang Xu, Xiaodan Liang

机构 * Shenzhen Campus of Sun Yat-sen University(中山大学深圳校区) ETH Zurich(苏黎世联邦理工学院) Hong Kong University of Science and Technology(香港科技大学) University of Hong Kong(香港大学) Noah’s Ark Lab(诺亚实验室) Yinwang Intelligent Technology Co., Ltd.(亿纬智能科技有限公司)

AI总结 AtomThink通过引入原子步骤推理,提升多模态大语言模型的推理性能和效率。

Comments TPAMI accepted

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2401.04148 2026-01-12 cs.LG cs.AI eess.SP

Online Test-Time Adaptation of Spatial-Temporal Traffic Flow Forecasting

时空交通流预测的在线测试时适应

Pengxin Guo, Pengrong Jin, Ziyue Li, Lei Bai, Yu Zhang

机构 * Department of Statistics and Actuarial Science, The University of Hong Kong(统计与精算系,香港大学) Department of Mathematics, Southern University of Science and Technology(数学系,南方科技大学) Department of Information Systems, University of Cologne(信息系统系,科隆大学) Shanghai Artificial Intelligence Laboratory(上海人工智能实验室) Department of Computer Science and Engineering, Southern University of Science and Technology(计算机科学与工程系,南方科技大学) Peng Cheng Laboratory(鹏城实验室)

AI总结 本文提出ADCSD方法,通过序列分解和自适应修正提升时空交通流预测的在线适应能力。

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