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The Chinese University of Hong Kong(香港中文大学)

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2505.23042 2025-05-30 cs.LG cs.AI

From Theory to Application: Fine-Tuning Large EEG Model with Real-World Stress Data

Siwen Wang, Shitou Zhang, Wan-Lin Chen, Dung Truong, Tzyy-Ping Jung

机构 * Department of Mathematics and Computer Science, Qingdao Academy(数学与计算机科学系,青岛学院) Department of Information Engineering, the Chinese University of Hong Kong(信息工程系,香港中文大学) Department of Bioengineering, University of California, San Deigo(生物工程系,加州大学圣地亚哥分校) Swartz Center for Computational Neuroscience, University of California, San Diego(计算神经科学中心,加州大学圣地亚哥分校)

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2503.12821 2025-05-30 cs.CV cs.AI

From Head to Tail: Towards Balanced Representation in Large Vision-Language Models through Adaptive Data Calibration

Mingyang Song, Xiaoye Qu, Jiawei Zhou, Yu Cheng

机构 * Fudan University(复旦大学) Shanghai Artificial Intelligence Laboratory(上海人工智能实验室) Stony Brook University(石溪大学) The Chinese University of Hong Kong(香港中文大学)

Comments Accepted by CVPR 2025. Project Page: https://vlmlt.github.io/

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2502.12498 2025-05-30 cs.RO

USPilot: An Embodied Robotic Assistant Ultrasound System with Large Language Model Enhanced Graph Planner

Mingcong Chen, Siqi Fan, Guanglin Cao, Yun-hui Liu, Hongbin Liu

机构 * Department of Biomedical Engineering, City University of Hong Kong(城市大学生物医学工程系) Department of Mechanical and Automation Engineering, Chinese University of Hong Kong(香港中文大学机械与自动化工程系) Centre for Artificial Intelligence and Robotics Hong Kong Institute of Science & Innovation, Chinese Academy of Sciences(中国科学院香港科学与创新研究院人工智能与机器人中心) Institute of Automation, Chinese Academy of Sciences(中国科学院自动化研究所) Department of Surgical and Interventional Engineering, King’s College London(伦敦国王学院外科与介入工程系)

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2502.11394 2025-05-30 cs.LG

A Signed Graph Approach to Understanding and Mitigating Oversmoothing in GNNs

Jiaqi Wang, Xinyi Wu, James Cheng, Yifei Wang

机构 * The Chinese University of Hong Kong(香港中文大学) MIT IDSS & LIDS(麻省理工学院IDSS与LIDS) MIT CSAIL(麻省理工学院CSAIL)

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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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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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2505.22608 2025-05-29 cs.SD cs.AI eess.AS

Effective and Efficient One-pass Compression of Speech Foundation Models Using Sparsity-aware Self-pinching Gates

Haoning Xu, Zhaoqing Li, Youjun Chen, Huimeng Wang, Guinan Li, Mengzhe Geng, Chengxi Deng, Xunying Liu

机构 * The Chinese University of Hong Kong(香港中文大学) National Research Council Canada(加拿大国家研究理事会)

Comments Submitted to Interspeech 2025

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2505.22254 2025-05-29 cs.LG

A Unified Online-Offline Framework for Co-Branding Campaign Recommendations

Xiangxiang Dai, Xiaowei Sun, Jinhang Zuo, Xutong Liu, John C. S. Lui

机构 * The Chinese University of Hong Kong, Hong Kong SAR, China(香港中文大学) Fudan University, Shanghai, China(复旦大学) City University of Hong Kong, Hong Kong SAR, China(香港城市大学) Carnegie Mellon University, PA, USA(卡内基梅隆大学)

Comments Accepted at the 31st ACM SIGKDD Conference on Knowledge Discovery and Data Mining, 2025

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2505.22072 2025-05-29 cs.SD eess.AS

On-the-fly Routing for Zero-shot MoE Speaker Adaptation of Speech Foundation Models for Dysarthric Speech Recognition

Shujie HU, Xurong Xie, Mengzhe Geng, Jiajun Deng, Huimeng Wang, Guinan Li, Chengxi Deng, Tianzi Wang, Mingyu Cui, Helen Meng, Xunying Liu

机构 * The Chinese University of Hong Kong(香港中文大学) Chinese Academy of Sciences(中国科学院) China National Research Council Canada(中国国家研究委员会加拿大) Institute of Software(软件研究所)

Comments Accepted by Interspeech 2025

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2505.22008 2025-05-29 physics.ao-ph cs.LG

Align-DA: Align Score-based Atmospheric Data Assimilation with Multiple Preferences

Jing-An Sun, Hang Fan, Junchao Gong, Ben Fei, Kun Chen, Fenghua Ling, Wenlong Zhang, Wanghan Xu, Li Yan, Pierre Gentine, Lei Bai

机构 * Fudan University(复旦大学) Shanghai Artificial Intelligence Laboratory(上海人工智能实验室) The Chinese University of Hong Kong(香港中文大学) Shanghai Jiaotong University(上海交通大学) Columbia University(哥伦比亚大学)

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2505.21910 2025-05-29 cs.LG cs.CV

Taming Transformer Without Using Learning Rate Warmup

Xianbiao Qi, Yelin He, Jiaquan Ye, Chun-Guang Li, Bojia Zi, Xili Dai, Qin Zou, Rong Xiao

机构 * Intellifusion Inc.(Intellifusion公司) BUPT(北京邮电大学) CUHK(香港中文大学) HKUST (GZ)(香港科技大学(广州)) WHU(武汉大学)

Comments This paper is published as a conference paper at ICLR 2025

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2505.21666 2025-05-29 cs.LG cs.AI

Efficient Controllable Diffusion via Optimal Classifier Guidance

Owen Oertell, Shikun Sun, Yiding Chen, Jin Peng Zhou, Zhiyong Wang, Wen Sun

机构 * Cornell University(康奈尔大学) CUHK(香港中文大学)

Comments 28 pages, 9 figures, 3 tables

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2505.21598 2025-05-29 cs.CL

Rethinking Data Mixture for Large Language Models: A Comprehensive Survey and New Perspectives

Yajiao Liu, Congliang Chen, Junchi Yang, Ruoyu Sun

机构 * The Chinese University of Hong Kong, Shenzhen(香港中文大学(深圳)) Shenzhen Research Institute of Big Data(深圳大数据研究院)

Comments The first version of this paper was submitted to ACL ARR 2025 February Submission

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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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2505.21503 2025-05-28 cs.CL cs.AI cs.LG q-bio.OT

Silence is Not Consensus: Disrupting Agreement Bias in Multi-Agent LLMs via Catfish Agent for Clinical Decision Making

Yihan Wang, Qiao Yan, Zhenghao Xing, Lihao Liu, Junjun He, Chi-Wing Fu, Xiaowei Hu, Pheng-Ann Heng

机构 * The Chinese University of Hong Kong(香港中文大学) Amazon(亚马逊) Shanghai Artificial Intelligence Laboratory(上海人工智能实验室)

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2505.21496 2025-05-28 cs.CL cs.CV cs.LG

UI-Genie: A Self-Improving Approach for Iteratively Boosting MLLM-based Mobile GUI Agents

Han Xiao, Guozhi Wang, Yuxiang Chai, Zimu Lu, Weifeng Lin, Hao He, Lue Fan, Liuyang Bian, Rui Hu, Liang Liu, Shuai Ren, Yafei Wen, Xiaoxin Chen, Aojun Zhou, Hongsheng Li

机构 * CUHK MMLab(香港中文大学MML实验室) vivo AI Lab(vivo人工智能实验室) CPII under InnoHK(创新科技署下的CPII)

Comments https://github.com/Euphoria16/UI-Genie

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2505.21483 2025-05-28 cs.CV

MV-CoLight: Efficient Object Compositing with Consistent Lighting and Shadow Generation

Kerui Ren, Jiayang Bai, Linning Xu, Lihan Jiang, Jiangmiao Pang, Mulin Yu, Bo Dai

机构 * Shanghai Jiao Tong University(上海交通大学) Shanghai Artificial Intelligence Laboratory(上海人工智能实验室) Nanjing University(南京大学) The Chinese University of Hong Kong(香港中文大学) University of Science and Technology of China(中国科学技术大学) The University of Hong Kong(香港大学)

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2505.21393 2025-05-28 cs.LG cs.AI

Leveraging the Power of Conversations: Optimal Key Term Selection in Conversational Contextual Bandits

Maoli Liu, Zhuohua Li, Xiangxiang Dai, John C. S. Lui

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

Comments Accepted at the 31st ACM SIGKDD Conference on Knowledge Discovery and Data Mining, 2025

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2505.11642 2025-05-28 cs.MA cs.AI cs.LG

PeerGuard: Defending Multi-Agent Systems Against Backdoor Attacks Through Mutual Reasoning

Falong Fan, Xi Li

机构 * The Chinese University of Hong Kong, Shenzhen(香港中文大学(深圳)) University of Alabama at Birmingham(阿拉巴马大学伯明翰分校)

Comments This paper has been accepted to IEEE IRI 2025

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2501.04962 2025-05-28 cs.CL cs.SD eess.AS

VoxEval: Benchmarking the Knowledge Understanding Capabilities of End-to-End Spoken Language Models

Wenqian Cui, Xiaoqi Jiao, Ziqiao Meng, Irwin King

机构 * The Chinese University of Hong Kong(香港中文大学) LIGHTSPEED STUDIOS National University of Singapore(新加坡国立大学)

Comments The Version of Record of this contribution is accepted to ACL 2025 main conference

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2505.21327 2025-05-28 cs.AI cs.CV

MME-Reasoning: A Comprehensive Benchmark for Logical Reasoning in MLLMs

Jiakang Yuan, Tianshuo Peng, Yilei Jiang, Yiting Lu, Renrui Zhang, Kaituo Feng, Chaoyou Fu, Tao Chen, Lei Bai, Bo Zhang, Xiangyu Yue

机构 * Fudan University(复旦大学) MMLab, The Chinese University of Hong Kong(中大香港人工智能实验室) Shanghai AI Laboratory(上海人工智能实验室) University of Science and Technology of China(中国科学技术大学) Nanjing University(南京大学)

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2505.21245 2025-05-28 cs.SD eess.AS

Towards One-bit ASR: Extremely Low-bit Conformer Quantization Using Co-training and Stochastic Precision

Zhaoqing Li, Haoning Xu, Zengrui Jin, Lingwei Meng, Tianzi Wang, Huimeng Wang, Youjun Chen, Mingyu Cui, Shujie Hu, Xunying Liu

机构 * The Chinese University of Hong Kong(香港中文大学) Tsinghua University(清华大学)

Comments Accepted by Interspeech2025

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2505.21237 2025-05-28 cs.SD eess.AS

Unfolding A Few Structures for The Many: Memory-Efficient Compression of Conformer and Speech Foundation Models

Zhaoqing Li, Haoning Xu, Xurong Xie, Zengrui Jin, Tianzi Wang, Xunying Liu

机构 * The Chinese University of Hong Kong(香港中文大学) Chinese Academy of Sciences(中国科学院) Tsinghua University(清华大学) Institute of Software(软件研究所) Department of Electronic Engineering(电子工程系)

Comments Accepted by Interspeech2025

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2505.21200 2025-05-28 cs.CV

Think Twice, Act Once: Token-Aware Compression and Action Reuse for Efficient Inference in Vision-Language-Action Models

Xudong Tan, Yaoxin Yang, Peng Ye, Jialin Zheng, Bizhe Bai, Xinyi Wang, Jia Hao, Tao Chen

机构 * Fudan University(复旦大学) Shanghai AI Laboratory(上海人工智能实验室) The Chinese University of Hong Kong(香港中文大学) Zhangjiang Laboratory(张江实验室)

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2505.20992 2025-05-28 cs.LG cs.SI

Efficient Identity and Position Graph Embedding via Spectral-Based Random Feature Aggregation

Meng Qin, Jiahong Liu, Irwin King

机构 * Department of Strategic & Advanced Interdisciplinary Research, Pengcheng Laboratory(战略与先进跨学科研究部,鹏城实验室) The Chinese University of Hong Kong(香港中文大学)

Comments Accepted by ACM SIGKDD 2025

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2505.20622 2025-05-28 cs.CL cs.AI cs.LG

SeqPO-SiMT: Sequential Policy Optimization for Simultaneous Machine Translation

Ting Xu, Zhichao Huang, Jiankai Sun, Shanbo Cheng, Wai Lam

机构 * The Chinese University of Hong Kong(香港中文大学) Bytedance(字节跳动) Stanford University(斯坦福大学)

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

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2505.20416 2025-05-28 cs.CL cs.AI

GraphGen: Enhancing Supervised Fine-Tuning for LLMs with Knowledge-Driven Synthetic Data Generation

Zihong Chen, Wanli Jiang, Jinzhe Li, Zhonghang Yuan, Huanjun Kong, Wanli Ouyang, Nanqing Dong

机构 * Shanghai Artificial Intelligence Laboratory(上海人工智能实验室) Shanghai Innovation Institute(上海创新研究院) The Chinese University of Hong Kong(香港中文大学)

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2505.20341 2025-05-28 eess.AS cs.AI cs.CL cs.SD

Towards Emotionally Consistent Text-Based Speech Editing: Introducing EmoCorrector and The ECD-TSE Dataset

Rui Liu, Pu Gao, Jiatian Xi, Berrak Sisman, Carlos Busso, Haizhou Li

机构 * Johns Hopkins University(约翰霍普金斯大学) Carnegie Mellon University(卡内基梅隆大学) The Chinese University of Hong Kong(香港中文大学) National University of Singapore(新加坡国立大学) Inner Mongolia University(内蒙古大学)

Comments INTERSPEECH2025. Code and audio examples: https://github.com/AI-S2-Lab/EmoCorrector

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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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2505.17629 2025-05-28 cs.HC cs.AI

TransBench: Breaking Barriers for Transferable Graphical User Interface Agents in Dynamic Digital Environments

Yuheng Lu, Qian Yu, Hongru Wang, Zeming Liu, Wei Su, Yanping Liu, Yuhang Guo, Maocheng Liang, Yunhong Wang, Haifeng Wang

机构 * Beihang University(北京航空航天大学) The Chinese University of Hong Kong(香港中文大学) Beijing Institute of Technology(北京理工大学) Baidu Inc.(百度公司)

Comments Accepted by ACL 2025 Findings

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