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University of Michigan(密歇根大学安娜堡分校)

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2505.17122 2025-05-26 cs.CL

Shallow Preference Signals: Large Language Model Aligns Even Better with Truncated Data?

Xuan Qi, Jiahao Qiu, Xinzhe Juan, Yue Wu, Mengdi Wang

机构 * IIIS, Tsinghua University(清华大学信息学院) AI Lab, Princeton University(普林斯顿大学人工智能实验室) Department of Computer Science & Engineering, University of Michigan(密歇根大学计算机科学与工程系)

Comments 17 pages, 7 figures

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2505.13052 2025-05-26 stat.ML cs.LG math.ST stat.CO stat.ME stat.TH

Model Selection for Gaussian-gated Gaussian Mixture of Experts Using Dendrograms of Mixing Measures

Tuan Thai, TrungTin Nguyen, Dat Do, Nhat Ho, Christopher Drovandi

机构 * University of Science - VNUHCM(越南胡志明市科学大学) ARC Centre of Excellence for the Mathematical Analysis of Cellular System(细胞系统数学分析卓越研究中心) School of Mathematical Sciences Queensland University of Technology(昆士兰理工大学数学科学学院) Department of Statistics University of Michigan(密歇根大学统计学系) Department of Statistics and Data Science University of Texas at Austin(德克萨斯大学奥斯汀分校统计学与数据科学系)

Comments Correct typos and update the numerical experiments. Tuan Thai and TrungTin Nguyen are co-first authors

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2505.07961 2025-05-26 cs.LG

Making Small Language Models Efficient Reasoners: Intervention, Supervision, Reinforcement

Xuechen Zhang, Zijian Huang, Chenshun Ni, Ziyang Xiong, Jiasi Chen, Samet Oymak

机构 * University of Michigan(密歇根大学)

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2505.16003 2025-05-23 cs.CL cs.AI

SLMEval: Entropy-Based Calibration for Human-Aligned Evaluation of Large Language Models

Roland Daynauth, Christopher Clarke, Krisztian Flautner, Lingjia Tang, Jason Mars

机构 * University of Michigan(密歇根大学)

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2505.15888 2025-05-23 cs.LG cs.AI stat.ML

Last Layer Empirical Bayes

Valentin Villecroze, Yixin Wang, Gabriel Loaiza-Ganem

机构 * University of Michigan(密歇根大学) Layer 6 AI

Comments Accepted at the ICBINB Worshop at ICLR 2025

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2504.20090 2025-05-23 cs.AI cs.IR cs.LG

Spark: A System for Scientifically Creative Idea Generation

Aishik Sanyal, Samuel Schapiro, Sumuk Shashidhar, Royce Moon, Lav R. Varshney, Dilek Hakkani-Tur

机构 * Spiral Works Univ. Illinois, Urbana-Champaign(伊利诺伊大学,厄巴纳-香槟分校) University of Michigan(密歇根大学)

Comments Accepted at ICCC 2025

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2505.15641 2025-05-22 cs.DS cs.LG

A Simple Approximation Algorithm for Optimal Decision Tree

Zhengjia Zhuo, Viswanath Nagarajan

机构 * Department of Industrial and Operations Engineering, University of Michigan(工业与运营工程系,密歇根大学)

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2505.15596 2025-05-22 cs.HC cs.AI

Exploring LLM-Generated Feedback for Economics Essays: How Teaching Assistants Evaluate and Envision Its Use

Xinyi Lu, Aditya Mahesh, Zejia Shen, Mitchell Dudley, Larissa Sano, Xu Wang

机构 * University of Michigan(密歇根大学)

Comments To be published in AIED'2025: In Proceedings of the 26th International Conference on Artificial Intelligence in Education. The system prompt and example feedback can be found through http://github.com/UM-Lifelong-Learning-Lab/AIED2025-Exploring-LLM-Generated-Feedback-for-Economics-Essay

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2502.06835 2025-05-22 cs.LG

Reinforcement Learning on Dyads to Enhance Medication Adherence

Ziping Xu, Hinal Jajal, Sung Won Choi, Inbal Nahum-Shani, Guy Shani, Alexandra M. Psihogios, Pei-Yao Hung, Susan Murphy

机构 * Harvard University(哈佛大学) University of Michigan(密歇根大学) Northwestern University(西北大学)

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2505.13900 2025-05-21 cs.LG

New Evidence of the Two-Phase Learning Dynamics of Neural Networks

Zhanpeng Zhou, Yongyi Yang, Mahito Sugiyama, Junchi Yan

机构 * Shanghai Jiao Tong University(上海交通大学) University of Michigan(密歇根大学) National Institute of Informatics(国家信息研究所) The Graduate University for Advanced Studies, SOKENDAI(SOKENDAI高级研究大学)

Comments This work extends the workshop paper, On the Cone Effect in the Learning Dynamics, accepted by ICLR 2025 Workshop DeLTa

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2505.13889 2025-05-21 cs.RO cs.LG

Certifiably Safe Manipulation of Deformable Linear Objects via Joint Shape and Tension Prediction

Yiting Zhang, Shichen Li

机构 * Department of Robotics, University of Michigan(机器人学系,密歇根大学) Department of Mechanical Science and Engineering, University of Illinois at Urbana-Champaign(机械科学与工程系,伊利诺伊大学厄巴纳-香槟分校)

Comments Accepted to ICRA 2025 Workshop on Learning Meets Model-Based Methods for Contact-Rich Manipulation

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2502.03261 2025-05-21 stat.ML cs.LG cs.NI math.ST stat.TH

CARROT: A Cost Aware Rate Optimal Router

Seamus Somerstep, Felipe Maia Polo, Allysson Flavio Melo de Oliveira, Prattyush Mangal, Mírian Silva, Onkar Bhardwaj, Mikhail Yurochkin, Subha Maity

机构 * Department of Statistics, University of Michigan(密歇根大学统计学系) IBM Research(IBM研究院) MIT-IBM Watson AI Lab(麻省理工-IBM沃森人工智能实验室) Federal University of Minas Gerais(巴西联邦大学矿务分校) Department of Statistics and Actuarial Science, University of Waterloo(滑铁卢大学统计学与精算科学系)

Comments v2: Added o3-mini to CARROT and SPROUT

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2111.06592 2025-05-21 cs.LG

Implicit vs Unfolded Graph Neural Networks

Yongyi Yang, Tang Liu, Yangkun Wang, Zengfeng Huang, David Wipf

机构 * University of Michigan(密歇根大学) Alibaba Hangzhou(阿里巴巴(杭州)) University of California, San Diego(加州大学圣地亚哥分校) Fudan University(复旦大学) Amazon Web Services(亚马逊网络服务)

Comments A version of this work has been accepted to the Journal of Machine Learning Research

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2505.13201 2025-05-20 cs.CV cs.AI

MatPredict: a dataset and benchmark for learning material properties of diverse indoor objects

Yuzhen Chen, Hojun Son, Arpan Kusari

机构 * University of Michigan Transportation Research Institute(密歇根大学交通研究所)

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2505.12649 2025-05-20 cs.RO

The Robot of Theseus: A modular robotic testbed for legged locomotion

Karthik Urs, Jessica Carlson, Aditya Srinivas Manohar, Michael Rakowiecki, Abdulhadi Alkayyali, John E. Saunders, Faris Tulbah, Talia Y. Moore

机构 * University of Michigan(密歇根大学)

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2505.12632 2025-05-20 cs.CV cs.AI cs.CL cs.LG

Scalable Video-to-Dataset Generation for Cross-Platform Mobile Agents

Yunseok Jang, Yeda Song, Sungryull Sohn, Lajanugen Logeswaran, Tiange Luo, Dong-Ki Kim, Kyunghoon Bae, Honglak Lee

机构 * University of Michigan(密歇根大学) LG AI Research(LG人工智能研究)

Comments CVPR 2025

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2505.12130 2025-05-20 cs.CV cs.AI

Keypoints as Dynamic Centroids for Unified Human Pose and Segmentation

Niaz Ahmad, Jawad Khan, Kang G. Shin, Youngmoon Lee, Guanghui Wang

机构 * Toronto Metropolitan University(多伦多 Metropolitan 大学) Gachon University(加诚大学) University of Michigan(密歇根大学) Hanyang University(汉阳大学)

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2505.11720 2025-05-20 cs.CV cs.LG eess.IV

UGoDIT: Unsupervised Group Deep Image Prior Via Transferable Weights

Shijun Liang, Ismail R. Alkhouri, Siddhant Gautam, Qing Qu, Saiprasad Ravishankar

机构 * Michigan State University(密歇根州立大学) University of Michigan(密歇根大学)

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2505.11546 2025-05-20 eess.SY cs.AI cs.SY

Control Invariant Sets for Neural Network Dynamical Systems and Recursive Feasibility in Model Predictive Control

Xiao Li, Tianhao Wei, Changliu Liu, Anouck Girard, Ilya Kolmanovsky

机构 * Department of Aerospace Engineering, University of Michigan(密歇根大学航空航天工程系) Robotics Institute, Carnegie Mellon University(卡内基梅隆大学机器人研究所)

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2409.05657 2025-05-20 cs.LG

Adversarial Attacks on Data Attribution

Xinhe Wang, Pingbang Hu, Junwei Deng, Jiaqi W. Ma

机构 * University of Michigan(密歇根大学) University of Illinois Urbana-Champaign(伊利诺伊大学厄巴纳-香槟分校)

Comments Accepted at the 13th International Conference on Learning Representations (ICLR 2025)

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2407.05530 2025-05-20 cs.RO cs.AI cs.CV

This&That: Language-Gesture Controlled Video Generation for Robot Planning

Boyang Wang, Nikhil Sridhar, Chao Feng, Mark Van der Merwe, Adam Fishman, Nima Fazeli, Jeong Joon Park

机构 * University of Michigan(密歇根大学) University of Washington(华盛顿大学)

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2505.11261 2025-05-19 cs.LG stat.ME

Fourier Low-rank and Sparse Tensor for Efficient Tensor Completion

Jingyang Li, Jiuqian Shang, Yang Chen

机构 * University of Michigan Ann Arbor(密歇根大学安娜堡分校)

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2505.11183 2025-05-19 stat.ML cs.CL cs.LG

On Next-Token Prediction in LLMs: How End Goals Determine the Consistency of Decoding Algorithms

Jacob Trauger, Ambuj Tewari

机构 * Department of Statistics University of Michigan(统计学系 密歇根大学)

Comments 23 pages

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2505.10884 2025-05-19 cs.RO

Estimating Deformable-Rigid Contact Interactions for a Deformable Tool via Learning and Model-Based Optimization

Mark Van der Merwe, Miquel Oller, Dmitry Berenson, Nima Fazeli

机构 * Robotics Department, University of Michigan(密歇根大学机器人系)

Comments 8 pages. IEEE Robotics and Automation Letters, 2025

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2412.18673 2025-05-16 cs.AI cs.HC

MapExplorer: New Content Generation from Low-Dimensional Visualizations

Xingjian Zhang, Ziyang Xiong, Shixuan Liu, Yutong Xie, Tolga Ergen, Dongsub Shim, Hua Xu, Honglak Lee, Qiaozhu Me

机构 * University of Michigan(密歇根大学) LG AI Research(LG人工智能研究) Yale University(耶鲁大学)

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2505.08854 2025-05-15 cs.CV cs.AI cs.RO

Generative AI for Autonomous Driving: Frontiers and Opportunities

Yuping Wang, Shuo Xing, Cui Can, Renjie Li, Hongyuan Hua, Kexin Tian, Zhaobin Mo, Xiangbo Gao, Keshu Wu, Sulong Zhou, Hengxu You, Juntong Peng, Junge Zhang, Zehao Wang, Rui Song, Mingxuan Yan, Walter Zimmer, Xingcheng Zhou, Peiran Li, Zhaohan Lu, Chia-Ju Chen, Yue Huang, Ryan A. Rossi, Lichao Sun, Hongkai Yu, Zhiwen Fan, Frank Hao Yang, Yuhao Kang, Ross Greer, Chenxi Liu, Eun Hak Lee, Xuan Di, Xinyue Ye, Liu Ren, Alois Knoll, Xiaopeng Li, Shuiwang Ji, Masayoshi Tomizuka, Marco Pavone, Tianbao Yang, Jing Du, Ming-Hsuan Yang, Hua Wei, Ziran Wang, Yang Zhou, Jiachen Li, Zhengzhong Tu

机构 * Texas A&M University(德克萨斯农工大学) University of California, Riverside(加州大学河滨分校) University of Michigan(密歇根大学) Purdue University(普渡大学) Columbia University(哥伦比亚大学) University of Florida(佛罗里达大学) Technische Universität München(慕尼黑技术大学) University of Wisconsin-Madison(威斯康星大学麦迪逊分校) University of Texas at Austin(德克萨斯大学奥斯汀分校) University of Notre Dame(诺特丹大学) Adobe Research(Adobe研究) Lehigh University(莱斯利大学) Cleveland State University(克利夫兰州立大学) Johns Hopkins University(约翰霍普金斯大学) University of California, Merced(加州大学默塞德分校) University of Utah(犹他大学) Texas A&M Transportation Institute(德克萨斯农工大学交通研究所) Bosch Research North America(博世北美研究) Bosch Center for Artificial Intelligence (BCAI)(博世人工智能中心) University of California, Berkeley(加州大学伯克利分校) Stanford University(斯坦福大学) NVIDIA(英伟达) Arizona State University(亚利桑那州立大学)

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2505.06428 2025-05-13 cs.HC cs.AI

What Do People Want to Know About Artificial Intelligence (AI)? The Importance of Answering End-User Questions to Explain Autonomous Vehicle (AV) Decisions

Somayeh Molaei, Lionel P. Robert, Nikola Banovic

机构 * University of Michigan(密歇根大学)

Comments Accepted to the Proceedings of the ACM on Human-Computer Interaction, CSCW, October 2025

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2505.06218 2025-05-12 cs.RO cs.AI cs.CV

Let Humanoids Hike! Integrative Skill Development on Complex Trails

Kwan-Yee Lin, Stella X. Yu

机构 * University of Michigan(密歇根大学)

Comments CVPR 2025. Project page: https://lego-h-humanoidrobothiking.github.io/

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2503.23810 2025-05-09 eess.SP cs.LG

Adaptive Attention-Based Model for 5G Radio-based Outdoor Localization

Ilayda Yaman, Guoda Tian, Dino Pjanic, Fredrik Tufvesson, Ove Edfors, Zhengya Zhang, Liang Liu

机构 * Dept. of Electrical and Information Technology, Lund University(Lund大学电子与信息技术系) Ericsson AB(爱立信公司) Department of Electrical Engineering and Computer Science, University of Michigan(密歇根大学电子工程与计算机科学系)

Comments 6 pages, 6 figures

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2309.14630 2025-05-09 econ.EM cs.CV math.ST stat.AP stat.ME stat.TH

Free Discontinuity Regression: With an Application to the Economic Effects of Internet Shutdowns

Florian Gunsilius, David Van Dijcke

机构 * Department of Economics, Emory University(埃默里大学经济学系) Department of Economics, University of Michigan(密歇根大学经济学系) Risk Analytics Division, Ipsos Public Affairs(Ipsos公共事务风险分析部)

Comments 24 pages, 3 figures, 2 tables; authors listed alphabetically; code available at https://github.com/Davidvandijcke/fdr

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