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University of Oxford(牛津大学)

2026-03-02 至 2026-03-02 共收录 4
2602.23899 2026-03-02 cs.CV cs.AI cs.LG

Experience-Guided Self-Adaptive Cascaded Agents for Breast Cancer Screening and Diagnosis with Reduced Biopsy Referrals

基于经验的自适应级联代理用于乳腺癌筛查与诊断以减少活检指征

Pramit Saha, Mohammad Alsharid, Joshua Strong, J. Alison Noble

机构 * Department of Engineering Science, University of Oxford(牛津大学工程科学系) Department of Computer Science, Khalifa University(卡利法大学计算机科学系)

AI总结 基于经验的自适应级联代理框架用于乳腺癌筛查与诊断,通过减少诊断升级和活检指征提升诊断特异性。

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2601.10553 2026-03-02 cs.CV

Inference-time Physics Alignment of Video Generative Models with Latent World Models

视频生成模型的推理时间物理对齐:基于潜在世界模型

Jianhao Yuan, Xiaofeng Zhang, Felix Friedrich, Nicolas Beltran-Velez, Melissa Hall, Reyhane Askari-Hemmat, Xiaochuang Han, Nicolas Ballas, Michal Drozdzal, Adriana Romero-Soriano

机构 * FAIR, Meta Superintelligence Labs University of Oxford Mila - Qu\' e bec AI Institute Columbia University McGill University Canada CIFAR AI Chair

AI总结 本文提出WMReward方法,通过潜在世界模型提升视频生成的物理合理性,实验表明在多个生成设置中显著提高物理合理性,并在ICCV 2025挑战中取得第一名。

Comments 22 pages, 10 figures

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2510.05930 2026-03-02 cs.LG cs.AI math.DG

Carré du champ flow matching: better quality-generalisation tradeoff in generative models

Carré du champ flow matching: 更好的质量-泛化权衡在生成模型中

Jacob Bamberger, Iolo Jones, Dennis Duncan, Michael M. Bronstein, Pierre Vandergheynst, Adam Gosztolai

机构 * Institute of Artificial Intelligence(人工智能研究所) Medical University of Vienna(维也纳医科大学) University of Oxford(牛津大学) AITHYRA EPFL(苏黎世联邦理工学院)

AI总结 Carré du champ flow matching通过几何感知噪声改进生成模型的质量-泛化权衡,适用于数据稀缺和非均匀采样场景。

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2306.09778 2026-03-02 cs.LG cs.NA math.NA math.OC stat.ML

Gradient is All You Need? How Consensus-Based Optimization can be Interpreted as a Stochastic Relaxation of Gradient Descent

梯度是全部需要吗?如何将基于共识的优化解释为梯度下降的随机松弛

Konstantin Riedl, Timo Klock, Carina Geldhauser, Massimo Fornasier

机构 * University of Oxford, Mathematical Institute(牛津大学数学研究所) Deeptech Consulting(德普科技咨询) ETH Zurich, Department of Mathematics(苏黎世联邦理工学院数学系) Technical University of Munich, School of Computation, Information and Technology, Department of Mathematics(慕尼黑技术大学计算、信息与技术学院数学系) Munich Center for Machine Learning Munich Data Science Institute(慕尼黑机器学习中心慕尼黑数据科学研究所)

AI总结 本文将基于共识的优化解释为梯度下降的随机松弛,揭示其在非凸优化中的全局收敛性及对能量壁垒的克服能力。

Comments 49 pages, 5 figures

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