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Peking University(北京大学)

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2505.23013 2025-05-30 cs.LG

Scalable Complexity Control Facilitates Reasoning Ability of LLMs

Liangkai Hang, Junjie Yao, Zhiwei Bai, Tianyi Chen, Yang Chen, Rongjie Diao, Hezhou Li, Pengxiao Lin, Zhiwei Wang, Cheng Xu, Zhongwang Zhang, Zhangchen Zhou, Zhiyu Li, Zehao Lin, Kai Chen, Feiyu Xiong, Yaoyu Zhang, Weinan E, Hongkang Yang, Zhi-Qin John Xu

机构 * Institute of Natural Sciences, School of Mathematical Sciences, Shanghai Jiao Tong University(上海交通大学数学科学学院自然科学院) MOE-LSC, School of Artificial Intelligence, Shanghai Jiao Tong University(上海交通大学人工智能学院) Center for Machine Learning Research, School of Mathematical Sciences, Peking University(北京大学数学科学学院机器学习研究中心) Center for LLM, Institute for Advanced Algorithms Research, Shanghai(上海高级算法研究所大语言模型中心) MemTensor (Shanghai) Technology Co., Ltd.(MemTensor(上海)科技有限公司)

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2505.22922 2025-05-30 cs.LG cs.AI

Scalable Parameter and Memory Efficient Pretraining for LLM: Recent Algorithmic Advances and Benchmarking

Athanasios Glentis, Jiaxiang Li, Qiulin Shang, Andi Han, Ioannis Tsaknakis, Quan Wei, Mingyi Hong

机构 * Department of Electrical and Computer Engineering, University of Minnesota(明尼苏达大学电气与计算机工程系) Peking University(北京大学) School of Mathematics and Statistics, University of Sydney(悉尼大学数学与统计学学院)

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2505.22421 2025-05-30 cs.CV cs.RO

GeoDrive: 3D Geometry-Informed Driving World Model with Precise Action Control

Anthony Chen, Wenzhao Zheng, Yida Wang, Xueyang Zhang, Kun Zhan, Peng Jia, Kurt Keutzer, Shanghang Zhang

机构 * State Key Laboratory of Multimedia Information Processing, School of Computer Science, Peking University(多媒体信息处理国家重点实验室,计算机学院,北京大学) Li Auto Inc.(利亚德公司) UC Berkeley(加州大学伯克利分校)

Comments code will be released at https://github.com/antonioo-c/GeoDrive

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2505.20359 2025-05-30 cs.LG cs.AI

Risk-aware Direct Preference Optimization under Nested Risk Measure

Lijun Zhang, Lin Li, Yajie Qi, Huizhong Song, Yaodong Yang, Jun Wang, Wei Wei

机构 * Key Laboratory of Computational Intelligence and Chinese Information Processing of Ministry of Education, School of Computer and Information Technology, Shanxi University(教育部计算智能与中文信息处理重点实验室,计算机与信息学院,山西大学) Institute for AI, Peking University(人工智能研究院,北京大学) University College London(伦敦大学学院)

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2503.12600 2025-05-30 cs.LG

GraphEval: A Lightweight Graph-Based LLM Framework for Idea Evaluation

Tao Feng, Yihang Sun, Jiaxuan You

机构 * University of Illinois at Urbana-Champaign(伊利诺伊大学厄巴纳-香槟分校) Peking University(北京大学)

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2412.18293 2025-05-30 cs.AI

MineStudio: A Streamlined Package for Minecraft AI Agent Development

Shaofei Cai, Zhancun Mu, Kaichen He, Bowei Zhang, Xinyue Zheng, Anji Liu, Yitao Liang

机构 * Institute for Artificial Intelligence, Peking University(北京大学人工智能研究院) University of California, Los Angeles(加州大学洛杉矶分校)

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2411.00006 2025-05-30 cs.SE cs.AI

Personality-Guided Code Generation Using Large Language Models

Yaoqi Guo, Zhenpeng Chen, Jie M. Zhang, Yang Liu, Yun Ma

机构 * Peking University(北京大学) Nanyang Technological University(南洋理工大学) King’s College London(伦敦大学国王学院)

Comments Accepted by the 63rd Annual Meeting of the Association for Computational Linguistics (ACL 2025) Main Track

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2410.06126 2025-05-30 cs.CV

X2-DFD: A framework for eXplainable and eXtendable Deepfake Detection

Yize Chen, Zhiyuan Yan, Guangliang Cheng, Kangran Zhao, Siwei Lyu, Baoyuan Wu

机构 * School of Data Science, The Chinese University of Hong Kong, Shenzhen, Guangdong, 518172, P.R. China(1 数据科学学院,香港中文大学(深圳)) School of Electronic and Computer Engineering, Peking University, P.R. China(2 电子与计算机工程学院,北京大学) Department of Computer Science, University of Liverpool, Liverpool, L69 7ZX, UK(3 计算机科学系,利物浦大学) Department of Computer Science and Engineering, University at Buffalo, State University of New York, Buffalo, NY, USA(4 计算机科学与工程系,布法罗大学)

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2405.20032 2025-05-30 cs.NI cs.AI cs.MM

Promptus: Can Prompts Streaming Replace Video Streaming with Stable Diffusion

Jiangkai Wu, Liming Liu, Yunpeng Tan, Junlin Hao, Xinggong Zhang

机构 * Peking University(北京大学)

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2505.22617 2025-05-29 cs.LG cs.AI cs.CL

The Entropy Mechanism of Reinforcement Learning for Reasoning Language Models

Ganqu Cui, Yuchen Zhang, Jiacheng Chen, Lifan Yuan, Zhi Wang, Yuxin Zuo, Haozhan Li, Yuchen Fan, Huayu Chen, Weize Chen, Zhiyuan Liu, Hao Peng, Lei Bai, Wanli Ouyang, Yu Cheng, Bowen Zhou, Ning Ding

机构 * Shanghai AI Laboratory(上海人工智能实验室) Tsinghua University(清华大学) UIUC(伊利诺伊大学香槟分校) Peking University(北京大学) Nanjing University(南京大学) CUHK(香港中文大学)

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2505.22509 2025-05-29 cs.LG math.OC

Accelerating Optimization via Differentiable Stopping Time

Zhonglin Xie, Yiman Fong, Haoran Yuan, Zaiwen Wen

机构 * Beijing International Center for Mathematical Research(北京国际数学研究中心) Peking University(北京大学) Department of Industrial Engineering(工业工程系) Tsinghua University(清华大学) School of Mathematics Science(数学科学学院)

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2505.22349 2025-05-29 cs.DB cs.AI cs.IR

ChatPD: An LLM-driven Paper-Dataset Networking System

Anjie Xu, Ruiqing Ding, Leye Wang

机构 * Key Lab of High Confidence Software Technologies (Peking University), Ministry of Education(高可信软件技术重点实验室(北京大学)) School of Computer Science, Peking University(计算机学院) Key Laboratory of Process Optimization and Intelligent Decision-making, Ministry of Education(过程优化与智能决策重点实验室) School of Management, Hefei University of Technology(管理学院)

Comments Accepted by KDD Applied Data Science Track 2025

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2505.22048 2025-05-29 stat.ML cs.LG

Learning Curves of Stochastic Gradient Descent in Kernel Regression

Haihan Zhang, Weicheng Lin, Yuanshi Liu, Cong Fang

机构 * Peking University(北京大学)

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2505.22042 2025-05-29 cs.LG cs.AI

Estimating the Effects of Sample Training Orders for Large Language Models without Retraining

Hao Yang, Haoxuan Li, Mengyue Yang, Xu Chen, Mingming Gong

机构 * Gaoling School of Artificial Intelligence, Renmin University of China(中国人民大学耿丽人工智能学院) Center for Data Science, Peking University(北京大学数据科学中心) School of Engineering Mathematics and Technology, University of Bristol(布里斯托大学工程数学与技术学院) Department of Machine Learning, Mohamed bin Zayed University of Artificial Intelligence(穆罕默德·本·扎耶德人工智能大学机器学习系)

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2505.20718 2025-05-29 cs.CV cs.AI

VLM Can Be a Good Assistant: Enhancing Embodied Visual Tracking with Self-Improving Vision-Language Models

Kui Wu, Shuhang Xu, Hao Chen, Churan Wang, Zhoujun Li, Yizhou Wang, Fangwei Zhong

机构 * State Key Laboratory of Complex & Critical Software Environment, Beihang University(北京航空航天大学复杂与关键软件环境国家重点实验室) School of Artificial Intelligence, Beijing Normal University(北京师范大学人工智能学院) City University of Macau(澳门城市大学) Center on Frontiers of Computing Studies, School of Computer Science, Nat’l Eng. Research Center of Visual Technology, Peking University(北京大学计算机学院前沿计算研究中心、国家工程视觉技术研究中心)

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2503.08057 2025-05-29 cs.CL

Odysseus Navigates the Sirens' Song: Dynamic Focus Decoding for Factual and Diverse Open-Ended Text Generation

Wen Luo, Feifan Song, Wei Li, Guangyue Peng, Shaohang Wei, Houfeng Wang

机构 * State Key Laboratory of Multimedia Information Processing, School of Computer Science, Peking University(多媒体信息处理国家重点实验室,计算机科学学院,北京大学)

Comments Accepted to the ACL 2025 Main Conference

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2501.14431 2025-05-29 cs.CL cs.LG

Domaino1s: Guiding LLM Reasoning for Explainable Answers in High-Stakes Domains

Xu Chu, Zhijie Tan, Hanlin Xue, Guanyu Wang, Tong Mo, Weiping Li

机构 * School of Software and Microelectronics, Peking University(软件与微电子学院,北京大学)

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2410.18774 2025-05-29 math.OC cs.DC cs.LG

A Stochastic Approximation Approach for Efficient Decentralized Optimization on Random Networks

Chung-Yiu Yau, Haoming Liu, Hoi-To Wai

机构 * The Chinese University of Hong Kong(香港中文大学) Peking University(北京大学)

Comments 35 pages, 9 figures, 7 tables

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2402.10184 2025-05-29 cs.LG cs.AI cs.CL cs.DM

Reward Generalization in RLHF: A Topological Perspective

Tianyi Qiu, Fanzhi Zeng, Jiaming Ji, Dong Yan, Kaile Wang, Jiayi Zhou, Yang Han, Josef Dai, Xuehai Pan, Yaodong Yang

机构 * Center for AI Safety and Governance, Institute for AI, Peking University(人工智能安全与治理中心,人工智能研究院,北京大学) Tsinghua University(清华大学) Baichuan Inc(北川公司)

Comments 46 pages, ACL 2025 (Findings)

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2505.21465 2025-05-28 cs.CV cs.CL

ID-Align: RoPE-Conscious Position Remapping for Dynamic High-Resolution Adaptation in Vision-Language Models

Bozhou Li, Wentao Zhang

机构 * Peking University(北京大学)

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2503.11496 2025-05-28 cs.CV

Cognitive Disentanglement for Referring Multi-Object Tracking

Shaofeng Liang, Runwei Guan, Wangwang Lian, Daizong Liu, Xiaolou Sun, Dongming Wu, Yutao Yue, Weiping Ding, Hui Xiong

机构 * Qingdao Institute of Software, College of Computer Science and Technology, China University of Petroleum (East China)(青岛软件研究所,计算机科学与技术学院,中国石油大学(华东)) Thrust of AI, Hong Kong University of Science and Technology (GuangZhou)(人工智能研究组,香港科学与技术大学(广州)) Shandong Key Laboratory of Intelligent Oil & Gas Industrial Software(山东省智能油气工业软件重点实验室) Wangxuan Institute of Computer Technology, Peking University(王轩计算机技术研究所,北京大学) School of Automation, Southeast University(自动化学院,东南大学) School of Computer Science, Beijing Institute of Technology(计算机科学学院,北京理工大学) School of Artificial Intelligence and Computer Science, Nantong University(人工智能与计算机科学学院,南通大学) Thrust of Intelligent Transportation, Hong Kong University of Science and Technology (GuangZhou)(智能交通研究组,香港科学与技术大学(广州)) Department of Electrical Engineering and Electronics, University of Liverpool(电子工程与电子学院,利物浦大学)

Comments 27 pages, 12 figures

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2502.19459 2025-05-28 cs.CV cs.GR cs.LG cs.RO

ArtGS: Building Interactable Replicas of Complex Articulated Objects via Gaussian Splatting

Yu Liu, Baoxiong Jia, Ruijie Lu, Junfeng Ni, Song-Chun Zhu, Siyuan Huang

机构 * Tsinghua University(清华大学) State Key Laboratory of General Artificial Intelligence, BIGAI(通用人工智能国家重点实验室) Peking University(北京大学)

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2505.20869 2025-05-28 cs.AI

Step-Wise Formal Verification for LLM-Based Mathematical Problem Solving

Kuo Zhou, Lu Zhang

机构 * Peking University(北京大学)

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2505.20814 2025-05-28 cs.RO cs.CV

Spatial RoboGrasp: Generalized Robotic Grasping Control Policy

Yiqi Huang, Travis Davies, Jiahuan Yan, Jiankai Sun, Xiang Chen, Luhui Hu

机构 * Stanford University(斯坦福大学) Peking University(北京大学) ZhiCheng AI(智城AI)

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2505.20731 2025-05-28 stat.ME cs.LG

Semi-supervised Clustering Through Representation Learning of Large-scale EHR Data

Linshanshan Wang, Mengyan Li, Zongqi Xia, Molei Liu, Tianxi Cai

机构 * Department of Biostatistics, Harvard T.H. Chan School of Public Health(哈佛T.H. 洪学校公共卫生学院生物统计学系) Department of Mathematical Sciences, Bentley University(贝纳特大学数学科学系) Department of Neurology, University of Pittsburgh(匹兹堡大学神经病学系) Department of Biostatistics, Peking University Health Science Center(北京大学健康科学中心生物统计学系) Beijing International Center for Mathematical Research, Peking University(北京大学北京国际数学研究中心)

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2505.20710 2025-05-28 cs.CV

Hierarchical Instruction-aware Embodied Visual Tracking

Kui Wu, Hao Chen, Churan Wang, Fakhri Karray, Zhoujun Li, Yizhou Wang, Fangwei Zhong

机构 * Beihang University(北航) City University of Macau(澳门城市大学) Peking University(北京大学) Mohamed bin Zayed University of Artificial Intelligence(马尔代夫 bin Zayed 人工智能大学) Beijing Normal University(北京师范大学)

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2505.20649 2025-05-28 cs.CV

Scan-and-Print: Patch-level Data Summarization and Augmentation for Content-aware Layout Generation in Poster Design

HsiaoYuan Hsu, Yuxin Peng

机构 * Wangxuan Institute of Computer Technology, Peking University(北京大学计算机技术研究院)

Comments Accepted to IJCAI 2025 (AI, Arts and Creativity). Project page is at https://thekinsley.github.io/Scan-and-Print/

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2505.20610 2025-05-28 cs.CV cs.RO

OmniIndoor3D: Comprehensive Indoor 3D Reconstruction

Xiaobao Wei, Xiaoan Zhang, Hao Wang, Qingpo Wuwu, Ming Lu, Wenzhao Zheng, Shanghang Zhang

机构 * Peking University(北京大学) University of California, Berkeley(加州大学伯克利分校)

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2505.20480 2025-05-28 eess.SP cs.CL q-bio.NC

BrainStratify: Coarse-to-Fine Disentanglement of Intracranial Neural Dynamics

Hui Zheng, Hai-Teng Wang, Yi-Tao Jing, Pei-Yang Lin, Han-Qing Zhao, Wei Chen, Peng-Hu Wei, Yong-Zhi Shan, Guo-Guang Zhao, Yun-Zhe Liu

机构 * Beijing Normal University(北京师范大学) Peking University(北京大学) Institute of Automation, Chinese Academy of Sciences(中国科学院自动化研究所) Chinese Institute for Brain Research(中国脑科学研究院) Capital Medical University, Xuanwu Hospital, Beijing(首都医科大学宣武医院)

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2505.17872 2025-05-28 cs.LG cs.AI

Mixture of Low Rank Adaptation with Partial Parameter Sharing for Time Series Forecasting

Licheng Pan, Zhichao Chen, Haoxuan Li, Guangyi Liu, Zhijian Xu, Zhaoran Liu, Hao Wang, Ying Wei

机构 * Zhejiang University(浙江大学) Peking University(北京大学) The Chinese University of Hong Kong(香港中文大学)

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