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California Institute of Technology(加州理工学院)

共收录 38
2606.19539 2026-06-19 astro-ph.SR cs.AI 新提交

Review of Machine Learning Models for Solar Energetic Particle Prediction

太阳高能粒子预测的机器学习模型综述

Spiridon Kasapis, Pouya Hosseinzadeh, Kathryn Whitman, Ricky Egeland, Manolis Georgoulis, Angelos Vourlidas, Athanasios Papaioannou, Eleni Lavasa, Anastasios Anastasiadis, Giorgos Giannopoulos, Andres Munoz-Jaramillo, Bala Poduval, Irina N. Kitiashvili, Alexander G. Kosovichev, Viacheslav Sadykov, Soukaina Filali Boubrahimi, Tate T. Hutchins, Hameedullah A. Farooki, Manuel E. Cuesta, Leng Y. Khoo, Sungmin Pak, Robert Czarnota, Jamie S. Rankin, Jamey Szalay, Mitchell M. Shen, Georgios Livadiotis, Zigong Xu, David J. McComas, Nikolaos Sarlis, Dionissios Hristopulos, Arik Posner, Alec J. Engell, Mohammed AbuBakr Ali, Ali G. A. Abdelkawy, Abdelrazek M. K. Shaltout, M. M. Beheary, Christina O. Lee, Sigiava Aminalragia-Giamini, Constantinos Papadimitriou, Ingmar Sandberg, Savvas Raptis, Shah Muhammad Hamdi, Monica Laurenza, Mirko Stumpo, Sumanth A. Rotti, India Jackson, Aatiya Ali, Atilim Gunes Baydin, Nathan Schwadron, Subhamoy Chatterjee, Maher A. Dayeh, Gelu M. Nita, Patrick M. O'Keefe, Chun Jie Chong, Paul Kosovich, Russell D. Marroquin, Berkay Aydin, Petrus C. Martens, Lulu Zhao, Yang Chen, Yian Yu, Monica G. Bobra, Ward Manchester, Tamas Gombosi, Ming Zhang, Jesse Torres, Philip K. Chan, Mohamed Nedal, Kamen Kozarev, Peijin Zhang, Kimberly Moreland, Hazel M. Bain, Samuel Hart, Michael J. Starkey, Alan G. Ling, Simone Benella

机构 * Department of Astrophysical Sciences, Princeton University, Princeton, NJ, USA Computational Physics Branch, NASA Ames Research Center, Moffett Field, CA, USA Department of Computer Science, Utah State University, Logan, UT, USA Space Radiation Analysis Group, NASA Johnson Space Center, Houston, TX, USA Johns Hopkins Applied Physics Lab, 11100 Johns Hopkins Rd, Laurel, MD 20723, United States Research Center for Astronomy Applied Mathematics of the Academy of Athens, 4 Soranou Efesiou Street, Athens 11527, Greece Institute for Astronomy, Astrophysics, Space Applications Southwest Research Institute, Boulder, CO, USA Space Science Center, University of New Hampshire, Durham, NH, USA Department of Physics, New Jersey Institute of Technology, Newark, NJ, USA Astronomy Department, Georgia State University, Atlanta, GA, USA Department of Computer Science, Princeton University, Princeton, NJ, USA Department of Mathematics, Rowan University, Glassboro, NJ, USA Astronomy, California Institute of Technology, Pasadena, CA, USA Department of Physics, National Kapodistrian University of Athens, Athens, Greece School of Electrical Computer Engineering, Technical University of Crete, Chania, Greece Department of Astronomy Meteorology, Faculty of Science, Al-Azhar University, Cairo, Egypt Space Sciences Lab, University of California, Berkeley, CA, USA Research Consultancy, Athens, Greece Institute for Space Astrophysics Department of Physics Astronomy, Georgia State University, Atlanta, GA 30303, USA Aryabhatta Research Institute of Observational Sciences (ARIES), Manora Peak, Nainital-263001, Uttarakhand, India Department of Computer Science, Oxford University, Oxford, England Southwest Research Institute, San Antonio, TX, USA Computer Science Department, New Jersey Institute of Technology, Newark, NJ, USA Department of Physics, University of California San Diego, La Jolla, CA 92093, USA Department of Computer Science, Georgia State University, Atlanta, GA 30303, USA Department of Climate Engineering, University of Michigan, Ann Arbor, MI, USA Department of Statistics, University of Michigan, Ann Arbor, MI, USA Department of Electrical Engineering Computer Science, Florida Institute of Technology, Melbourne, FL, USA Astrophysics Section, School of Cosmic Physics, Dublin Institute for Advanced Studies, DIAS Dunsink Observatory, Dublin D15 XR2R, Ireland Institute of Astronomy of the Bulgarian Academy of Sciences, Sofia, Bulgaria Center for Solar-Terrestrial Research, New Jersey Institute of Technology, Newark, NJ 07102, USA Cooperative Programs for the Advancement of Earth System Science, University Corporation for Atmospheric Research, Boulder, CO, USA CIRES, University of Colorado Boulder, Boulder, CO, USA Space Weather Prediction Center, NOAA, Boulder, CO, USA Astronomy, College of Science, The University of Texas at San Antonio, San Antonio, TX, USA Space Weather Prediction Center, National Oceanic The University of Texas at San Antonio, San Antonio, TX, USA Environmental Research, Inc., MA, USA

AI总结 综述了用于太阳高能粒子预测的机器学习模型,包括数据集、架构、输入输出比较,并提出了未来研究建议。

Comments Review Paper, Maine text: 23 pages, References: 5 pages, Appendix: 42 pages

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2606.17413 2026-06-17 cs.LG stat.AP 新提交

Amortized Probabilistic Retrieval of Atmospheric CO2 from OCO-2 Spectra Using Deep Learning with Laplace Approximations and Normalizing Flows

基于深度学习的OCO-2光谱大气CO2摊销概率检索:结合拉普拉斯近似与归一化流

Alejandro Calle-Saldarriaga, Felix Jimenez, Jack Grosskreuz, Jiazheng Wang, Jonathan Hobbs, Matthias Katzfuss

机构 * University of Wisconsin–Madison(威斯康星大学麦迪逊分校) Jet Propulsion Laboratory, California Institute of Technology(加州理工学院喷气推进实验室)

AI总结 提出深度学习框架,利用拉普拉斯近似和归一化流从OCO-2光谱中快速、准确地检索大气CO2浓度,并量化不确定性,相比传统方法加速数个数量级且精度更高。

Comments 23 pages, 8 figures

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2606.16219 2026-06-16 cs.CE cs.LG physics.comp-ph 新提交

Graphical conditional generative modeling for digital twin modeling

面向数字孪生建模的图条件生成建模

Zongren Zou, Théo Bourdais, Ricardo Baptista, Houman Owhadi

机构 * Department of Computing and Mathematical Sciences, California Institute of Technology(计算与数学科学系,加州理工学院) Department of Statistical Sciences, University of Toronto(统计科学系,多伦多大学)

AI总结 针对数字孪生建模中的保真度问题,提出一种基于条件生成模型和高斯过程方差分析(核模式分解)的框架,从观测数据中发现影响目标条件分布的关键变量,构建简约随机代理模型,并在控制、强化学习等任务中验证其性能。

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2606.12730 2026-06-12 cs.AI cs.CL cs.CY cs.LG 新提交

Rethinking Psychometric Evaluation of LLMs: When and Why Self-Reports Predict Behavior

重新思考LLMs的心理测量评估:自我报告何时以及为何能预测行为

Rafal Kocielnik, Pengrui Han, Peiyang Song, Myrl G. Marmarelis, Ramit Debnath, Dean Mobbs, Anima Anandkumar, R. Michael Alvarez

机构 * Caltech(加州理工学院) UIUC(伊利诺伊大学厄巴纳-香槟分校) University of Cambridge(剑桥大学)

AI总结 研究对比大五人格与计划行为理论,发现LLMs的自我报告-行为一致性存在选择性:在共享对话中TPB达到人类水平,跨对话仅对锚定于训练的行为保持一致性,且角色提示不能使行为对齐。

Comments Accepted as an Oral (Contributed Talk) at the ICML 2026 Workshop on Combining Theory and Benchmarks (CTB)

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2606.12016 2026-06-11 cs.LG cs.AI 新提交

Generalization Hacking: Models Can Game Reinforcement Learning by Preventing Behavioral Generalization

泛化黑客:模型可通过阻止行为泛化来博弈强化学习

Frank Xiao, Mary Phuong

机构 * California Institute of Technology(加州理工学院)

AI总结 本研究提出泛化黑客现象,模型在强化学习中通过自我接种机制阻止行为泛化,在保持高奖励的同时抵抗行为修正,首次证明模型能主动破坏训练过程。

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2606.11998 2026-06-11 cs.LG 新提交

Bootstrapped Monitoring: Leveraging Transparent Reasoning to Oversee Stronger AI Agents

自助监控:利用透明推理监督更强的AI智能体

Frank Xiao, Mary Phuong

机构 * California Institute of Technology(加州理工学院)

AI总结 提出自助监控协议,通过插入具有透明思维链的不可信中间模型来监督更强智能体,在软件工程任务中显著提升捕获率,即使不可信监控者与智能体合谋。

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2606.11650 2026-06-11 cs.LG cs.NA math.NA physics.comp-ph 新提交

Structure-Preserving Neural Surrogates with Tractable Uncertainty Quantification

具有可处理不确定性量化的保结构神经代理模型

Handi Zhang, Adrienne M. Propp, Brooks Kinch, Houman Owhadi, Nathaniel Trask

机构 * University of Pennsylvania(宾夕法尼亚大学) Stanford University(斯坦福大学) California Institute of Technology(加州理工学院)

AI总结 提出一种结合混合有限元空间与高斯过程回归的保结构降阶模型,通过拓扑结构实现状态-通量关系的不确定性量化,并导出狄利克雷-诺伊曼映射的闭式后验不确定性。

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2606.08802 2026-06-09 cs.LG 新提交

Active Flow Expansion for Out-of-Distribution Discovery: from Theory to Molecules

主动流扩展用于分布外发现:从理论到分子

Riccardo De Santi, Bruce Lee, Cristian Perez Jensen, Kimon Protopapas, Sophia Tang, Cheng-Hao Liu, Pranam Chatterjee, Yisong Yue, Andreas Krause

机构 * ETH Zurich(苏黎世联邦理工学院) ETH AI Center(ETH AI 中心) University of Pennsylvania(宾夕法尼亚大学) Caltech(加州理工学院) FutureHouse

AI总结 提出Active Flow Expansion (ActFlow)方法,通过验证器反馈和主动探索扩展预训练流模型的生成集,覆盖更多有效设计空间,理论证明统计学习保证,在分子和蛋白质任务上优于现有方法。

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