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The University of Hong Kong(香港大学)

2025-12-15 至 2025-12-15 共收录 2
2512.11558 2025-12-15 cs.CV cs.AI cs.CL

DentalGPT: Incentivizing Multimodal Complex Reasoning in Dentistry

DentalGPT: 促进牙科多模态复杂推理的激励机制

Zhenyang Cai, Jiaming Zhang, Junjie Zhao, Ziyi Zeng, Yanchao Li, Jingyi Liang, Junying Chen, Yunjin Yang, Jiajun You, Shuzhi Deng, Tongfei Wang, Wanting Chen, Chunxiu Hao, Ruiqi Xie, Zhenwei Wen, Xiangyi Feng, Zou Ting, Jin Zou Lin, Jianquan Li, Guangjun Yu, Liangyi Chen, Junwen Wang, Shan Jiang, Benyou Wang

机构 * Shenzhen Stomatology Hospital (Pingshan) of Southern Medical University(南方医科大学深圳口腔医院(平山)) The Chinese University of Hong Kong, Shenzhen(香港中文大学(深圳)) State Key Laboratory of Membrane Biology, Beijing Key Laboratory of Cardiometabolic Molecular Medicine, Institute of Molecular Medicine, National Biomedical Imaging Center, School of Future Technology, Peking University(北京大学膜生物学国家重点实验室、北京心代谢分子医学重点实验室、分子医学研究院、国家生物医学成像中心、未来技术学院) Freedom AI Division of Applied Oral Sciences & Community Dental Care Faculty of Dentistry, The University of Hong Kong(香港大学牙科学院应用口腔科学与社区牙科护理系) Beijing Institute of Collaborative Innovation(北京协同创新研究院) National Health Data Institute, Shenzhen(深圳国家健康数据研究院) Shenzhen Loop Area Institute(深圳河套学院) Shenzhen Institute of Big Data(深圳大数据研究院)

AI总结 DentalGPT通过高质量数据和强化学习提升牙科多模态推理能力,实现优于现有模型的诊断性能。

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2507.20560 2025-12-15 stat.ML cs.LG stat.ME

Statistical Inference for Differentially Private Stochastic Gradient Descent

差分隐私随机梯度下降的统计推断

Xintao Xia, Linjun Zhang, Zhanrui Cai

机构 * Center for Data Science, Zhejiang University(浙江大学数据科学中心) Department of Statistics, Rutgers University(罗格斯大学统计系) Faculty of Business and Economics, The University of Hong Kong(香港大学商学院)

AI总结 本文提出了一种在差分隐私随机梯度下降中构建有效置信区间的两种方法,通过分析渐近方差分解,实现了在隐私保护下的统计推断。

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