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Peking University(北京大学)

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2506.10288 2025-06-13 cs.CL cs.AI cs.LG

ClusterUCB: Efficient Gradient-Based Data Selection for Targeted Fine-Tuning of LLMs

Zige Wang, Qi Zhu, Fei Mi, Minghui Xu, Ruochun Jin, Wenjing Yang

机构 * School of Computer Science, Peking University(北京大学计算机学院) College of Computer Science and Technology, National University of Defense Technology(国防科技大学计算机科学与技术学院)

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2506.10019 2025-06-13 cs.CL cs.AI cs.CV cs.LG

A Survey of Automatic Evaluation Methods on Text, Visual and Speech Generations

Tian Lan, Yang-Hao Zhou, Zi-Ao Ma, Fanshu Sun, Rui-Qing Sun, Junyu Luo, Rong-Cheng Tu, Heyan Huang, Chen Xu, Zhijing Wu, Xian-Ling Mao

机构 * Beijing Institute of Technology(北京理工大学) Peking University(北京大学) Nanyang Technological University(南洋理工大学)

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2506.08817 2025-06-13 cs.CV

Video-CoT: A Comprehensive Dataset for Spatiotemporal Understanding of Videos Based on Chain-of-Thought

Shuyi Zhang, Xiaoshuai Hao, Yingbo Tang, Lingfeng Zhang, Pengwei Wang, Zhongyuan Wang, Hongxuan Ma, Shanghang Zhang

机构 * Institute of Automation, CAS(中国科学院自动化研究所) School of Artifcial Intelligence, UCAS(中国科学技术大学人工智能学院) Beijing Academy of Artificial Intelligence (BAAI)(北京人工智能研究院) Shenzhen International GraduateSchool,Tsinghua University(深圳国际研究生院,清华大学) 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,北京大学计算机学院)

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2502.07864 2025-06-13 cs.LG cs.AI

TransMLA: Multi-Head Latent Attention Is All You Need

Fanxu Meng, Pingzhi Tang, Xiaojuan Tang, Zengwei Yao, Xing Sun, Muhan Zhang

机构 * Institute for Artificial Intelligence, Peking University(人工智能研究院,北京大学) State Key Laboratory of General Artificial Intelligence, BIGAI(通用人工智能国家重点实验室,BIGAI) Tencent Youtu Lab, Shanghai, China(腾讯优图实验室,上海,中国) Xiaomi Corp., Beijing, China(小米公司,北京,中国)

Comments https://github.com/fxmeng/TransMLA

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2501.18990 2025-06-13 cs.LG

Permutation-Based Rank Test in the Presence of Discretization and Application in Causal Discovery with Mixed Data

Xinshuai Dong, Ignavier Ng, Boyang Sun, Haoyue Dai, Guang-Yuan Hao, Shunxing Fan, Peter Spirtes, Yumou Qiu, Kun Zhang

机构 * Carnegie Mellon University(卡内基梅隆大学) Peking University(北京大学) Mohamed bin Zayed University of Artificial Intelligence(穆罕默德·本·扎耶德智能大学)

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2411.01796 2025-06-13 cs.AI cs.HC cs.RO

Constrained Human-AI Cooperation: An Inclusive Embodied Social Intelligence Challenge

Weihua Du, Qiushi Lyu, Jiaming Shan, Zhenting Qi, Hongxin Zhang, Sunli Chen, Andi Peng, Tianmin Shu, Kwonjoon Lee, Behzad Dariush, Chuang Gan

机构 * Carnegie Mellon University(卡内基梅隆大学) Peking University(北京大学) University of California, Santa Barbara(加州大学圣芭芭拉分校) Harvard University(哈佛大学) University of Massachusetts Amherst(马萨诸塞大学阿姆赫斯特分校) MIT(麻省理工学院) Johns Hopkins University(约翰霍普金斯大学) Honda Research Institute USA(本田美国研究院)

Comments NeurIPS 2024 Dataset and Benchmark Track. The first two authors contributed equally. Project Website at https://umass-embodied-agi.github.io/CHAIC/

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2506.09980 2025-06-12 cs.CV

Efficient Part-level 3D Object Generation via Dual Volume Packing

Jiaxiang Tang, Ruijie Lu, Zhaoshuo Li, Zekun Hao, Xuan Li, Fangyin Wei, Shuran Song, Gang Zeng, Ming-Yu Liu, Tsung-Yi Lin

机构 * State Key Laboratory of General AI, Peking University(人工智能通用基础理论国家重点实验室,北京大学) NVIDIA Research(NVIDIA研究) Stanford University(斯坦福大学)

Comments Code: https://github.com/NVlabs/PartPacker Project Page: https://research.nvidia.com/labs/dir/partpacker/

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2506.09940 2025-06-12 cs.LG cs.AI stat.ML

The Sample Complexity of Online Strategic Decision Making with Information Asymmetry and Knowledge Transportability

Jiachen Hu, Rui Ai, Han Zhong, Xiaoyu Chen, Liwei Wang, Zhaoran Wang, Zhuoran Yang

机构 * School of Computer Science, Peking University(北京大学计算机科学学院) Center for Data Science, Peking University(北京大学数据科学中心) National Key Laboratory of General Artificial Intelligence, School of Intelligence Science and Technology, Peking University(北京大学通用人工智能国家重点实验室) Northwestern University(西北大学) Yale University(耶鲁大学)

Comments Accepted at ICML 2025

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2506.09839 2025-06-12 cs.CV cs.AI cs.RO

OctoNav: Towards Generalist Embodied Navigation

Chen Gao, Liankai Jin, Xingyu Peng, Jiazhao Zhang, Yue Deng, Annan Li, He Wang, Si Liu

机构 * Beihang University(北航大学) National University of Singapore(新加坡国立大学) Peking University(北京大学) Zhongguancun Academy(中关村学院)

Comments 31 pages, 25 figures

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2506.09645 2025-06-12 cs.CL cs.IR cs.LG

Learning Efficient and Generalizable Graph Retriever for Knowledge-Graph Question Answering

Tianjun Yao, Haoxuan Li, Zhiqiang Shen, Pan Li, Tongliang Liu, Kun Zhang

机构 * Mohamed bin Zayed University of Artificial Intelligence(莫扎德·本·扎耶德人工智能大学) Peking university(北京大学) Georgia Institute of Technology(佐治亚理工学院) The University of Sydney(悉尼大学) Carnegie Mellon University(卡内基梅隆大学)

Comments 32 pages, 28 figures

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2505.05568 2025-06-12 cs.LG cs.AI cs.DB

Griffin: Towards a Graph-Centric Relational Database Foundation Model

Yanbo Wang, Xiyuan Wang, Quan Gan, Minjie Wang, Qibin Yang, David Wipf, Muhan Zhang

机构 * Institute for Artificial Intelligence, Peking University(北京大学人工智能研究院) Amazon Web Services(亚马逊网络服务)

Comments Published at ICML 2025

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2407.17152 2025-06-12 cs.CV cs.AI

XMeCap: Meme Caption Generation with Sub-Image Adaptability

Yuyan Chen, Songzhou Yan, Zhihong Zhu, Zhixu Li, Yanghua Xiao

机构 * Shanghai Key Laboratory of Data Science, School of Computer Science, Fudan University(复旦大学计算机学院数据科学实验室) Peking University(北京大学)

Comments Accepted to ACM Multimedia 2024

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2506.09479 2025-06-12 cs.CV

TinySplat: Feedforward Approach for Generating Compact 3D Scene Representation

Zetian Song, Jiaye Fu, Jiaqi Zhang, Xiaohan Lu, Chuanmin Jia, Siwei Ma, Wen Gao

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) School of Electronic and Computer Engineering, Peking University(电子与计算机工程学院、北京大学) Wangxuan Institute of Computer Technology, State Key Laboratory of Multimedia Information Processing, Peking University(计算机技术王轩研究所、多媒体信息处理国家重点实验室、北京大学)

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2506.09366 2025-06-12 cs.RO cs.LG

SkillBlender: Towards Versatile Humanoid Whole-Body Loco-Manipulation via Skill Blending

Yuxuan Kuang, Haoran Geng, Amine Elhafsi, Tan-Dzung Do, Pieter Abbeel, Jitendra Malik, Marco Pavone, Yue Wang

机构 * University of Southern California(南加州大学) Stanford University(斯坦福大学) Peking University(北京大学) University of California, Berkeley(加州大学伯克利分校)

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2506.09343 2025-06-12 cs.CV cs.RO

CheckManual: A New Challenge and Benchmark for Manual-based Appliance Manipulation

Yuxing Long, Jiyao Zhang, Mingjie Pan, Tianshu Wu, Taewhan Kim, Hao Dong

机构 * CFCS, School of Computer Science, Peking University(计算机学院,北京大学) PKU-Agibot Lab(北京大学Agibot实验室)

Comments CVPR 2025 Highlight

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2506.08524 2025-06-12 cs.SD cs.AI cs.MM cs.RO eess.AS

Teaching Physical Awareness to LLMs through Sounds

Weiguo Wang, Andy Nie, Wenrui Zhou, Yi Kai, Chengchen Hu

机构 * Peking University(北京大学)

Comments ICML 2025

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2505.13990 2025-06-12 cs.CL

DecIF: Improving Instruction-Following through Meta-Decomposition

Tingfeng Hui, Pengyu Zhu, Bowen Ping, Ling Tang, Guanting Dong, Yaqi Zhang, Sen Su

机构 * Beijing University of Posts and Telecommunications(北京邮电大学) Peking University(北京大学)

Comments We release the source code and SFT data in this version

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2501.04606 2025-06-12 cs.CV

Enhancing Low-Cost Video Editing with Lightweight Adaptors and Temporal-Aware Inversion

Yangfan He, Sida Li, Jianhui Wang, Kun Li, Xinyuan Song, Xinhang Yuan, Keqin Li, Kuan Lu, Menghao Huo, Jingqun Tang, Yi Xin, Jiaqi Chen, Miao Zhang, Xueqian Wang

机构 * University of Minnesota—Twin Cities(明尼苏达大学-双城分校) Peking University(北京大学) University of Electronic Science and Technology of China(电子科技大学) Xiamen University(厦门大学) Emory University(埃默里大学) Washington University, Saint Louis(圣路易斯华盛顿大学) Cornell University(康奈尔大学) Nanjing University(南京大学) Santa Clara University(圣克拉拉大学) Tsinghua University(清华大学) ByteDance Inc.(字节跳动公司)

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2506.08889 2025-06-11 cs.LG cs.AI

SeerAttention-R: Sparse Attention Adaptation for Long Reasoning

Yizhao Gao, Shuming Guo, Shijie Cao, Yuqing Xia, Yu Cheng, Lei Wang, Lingxiao Ma, Yutao Sun, Tianzhu Ye, Li Dong, Hayden Kwok-Hay So, Yu Hua, Ting Cao, Fan Yang, Mao Yang

机构 * Microsoft Research(微软研究院) The University of Hong Kong(香港大学) Huazhong University of Science and Technology(华中科技大学) Peking University(北京大学) Tsinghua University(清华大学)

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2506.08884 2025-06-11 cs.LG cs.IT math.IT

InfoDPCCA: Information-Theoretic Dynamic Probabilistic Canonical Correlation Analysis

Shiqin Tang, Shujian Yu

机构 * Dept. of Data Science(数据科学系) City University of Hong Kong(香港城市大学) Hong Kong Inst. of Artificial Intelligence(香港人工智能研究所) Peking University(北京大学) Dept. of Computer Science(计算机科学系) Vrije Universiteit Amsterdam(阿姆斯特丹自由大学) Dept. of Physics and Technology(物理与技术系) UiT The Arctic University of Norway(挪威北极大学)

Comments accepted by UAI-25, code is available at \url{https://github.com/marcusstang/InfoDPCCA}

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2506.08747 2025-06-11 cs.AI stat.ML

A Sample Efficient Conditional Independence Test in the Presence of Discretization

Boyang Sun, Yu Yao, Xinshuai Dong, Zongfang Liu, Tongliang Liu, Yumou Qiu, Kun Zhang

机构 * Mohamed bin Zayed University of Artificial Intelligence(穆罕默德·本·扎耶德人工智能大学) Sydney AI Centre, The University of Sydney(悉尼人工智能中心,悉尼大学) Carnegie Mellon University(卡内基梅隆大学) Peking University(北京大学)

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2506.08480 2025-06-11 cs.CL cs.AI cs.CV

Re-Thinking the Automatic Evaluation of Image-Text Alignment in Text-to-Image Models

Huixuan Zhang, Xiaojun Wan

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

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2506.08351 2025-06-11 cs.CV cs.AI cs.CL

How Much To Guide: Revisiting Adaptive Guidance in Classifier-Free Guidance Text-to-Vision Diffusion Models

Huixuan Zhang, Junzhe Zhang, Xiaojun Wan

机构 * Wangxuan Institute of Computer Technology, Peking University(北京大学王玄计算技术研究所)

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2506.08348 2025-06-11 cs.SD eess.AS

Pureformer-VC: Non-parallel Voice Conversion with Pure Stylized Transformer Blocks and Triplet Discriminative Training

Wenhan Yao, Fen Xiao, Xiarun Chen, Jia Liu, YongQiang He, Weiping Wen

机构 * School of Computer Science Xiangtan University(计算机科学学院 湘潭大学) School of Software Microelectronics Peking University(软件微电子学院 清华大学)

Comments Accepted by IJCNN 2025

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2506.06221 2025-06-11 cs.RO cs.LG

BiAssemble: Learning Collaborative Affordance for Bimanual Geometric Assembly

Yan Shen, Ruihai Wu, Yubin Ke, Xinyuan Song, Zeyi Li, Xiaoqi Li, Hongwei Fan, Haoran Lu, Hao dong

机构 * CFCS, School of Computer Science, Peking University(计算机科学系,北京大学) PKU-Agibot Lab(北大Agibot实验室)

Comments ICML 2025

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2505.17017 2025-06-11 cs.CV cs.AI cs.CL cs.LG

Delving into RL for Image Generation with CoT: A Study on DPO vs. GRPO

Chengzhuo Tong, Ziyu Guo, Renrui Zhang, Wenyu Shan, Xinyu Wei, Zhenghao Xing, Hongsheng Li, Pheng-Ann Heng

机构 * CUHK(香港中文大学) MiuLar Lab(MiuLar 实验室) MMLab Peking University(北京大学) Shanghai AI Lab(上海人工智能实验室)

Comments Code is released at https://github.com/ZiyuGuo99/Image-Generation-CoT

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2410.15461 2025-06-11 cs.CV cs.MM cs.RO

EVA: An Embodied World Model for Future Video Anticipation

Xiaowei Chi, Chun-Kai Fan, Hengyuan Zhang, Xingqun Qi, Rongyu Zhang, Anthony Chen, Chi-min Chan, Wei Xue, Qifeng Liu, Shanghang Zhang, Yike Guo

机构 * Hong Kong University of Science(香港科学与技术大学) 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)

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2506.08007 2025-06-10 cs.CL

Reinforcement Pre-Training

Qingxiu Dong, Li Dong, Yao Tang, Tianzhu Ye, Yutao Sun, Zhifang Sui, Furu Wei

机构 * Microsoft Research(微软研究院) Peking University(北京大学) Tsinghua University(清华大学)

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2506.08003 2025-06-10 cs.CV cs.AI

Audio-Sync Video Generation with Multi-Stream Temporal Control

Shuchen Weng, Haojie Zheng, Zheng Chang, Si Li, Boxin Shi, Xinlong Wang

机构 * Beijing Academy of Artificial Intelligence(北京人工智能研究院) School of Software and Microelectronics, Peking University(北京大学软件与微电子学院) School of Artificial Intelligence, Beijing University of Posts and Telecommunications(北京邮电大学人工智能学院) Nat’l Key Lab of General AI, School of Intelligence Science and Technology, Peking University(国家通用人工智能实验室,北京大学智能科学与技术学院) Nat’l Eng. Research Ctr. of Visual Tech., School of Computer Science, Peking University(国家视觉技术工程研究中心,北京大学计算机学院)

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2506.07971 2025-06-10 cs.CV

CyberV: Cybernetics for Test-time Scaling in Video Understanding

Jiahao Meng, Shuyang Sun, Yue Tan, Lu Qi, Yunhai Tong, Xiangtai Li, Longyin Wen

机构 * Peking University(北京大学) ByteDance(字节跳动)

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