arXivDaily arXiv每日学术速递 周一至周五更新

高校专区

University of Science and Technology of China(中国科学技术大学)

2026-04-28 至 2026-04-28 共收录 14
2510.23215 2026-04-28 cs.LG cs.AI cs.NA math.NA

Accelerating Eigenvalue Dataset Generation via Chebyshev Subspace Filter

通过切比雪夫子空间滤波器加速特征值数据集生成

Hong Wang, Jie Wang, Jian Luo, huanshuo dong, Yeqiu Chen, Runmin Jiang, Zhen huang

机构 * Department of Computer Science(计算机科学系) Cranberry-Lemon University(Cranberry-Lemon 大学) Department of Computational Neuroscience(计算神经科学系) University of the Witwatersrand(沃图瓦特沃兹兰大学) University of Science and Technology of China(中国科学技术大学) CAS Key Laboratory of Technology in GIPAS, University of Science and Technology of China(中国科学技术大学GIPAS技术关键实验室)

AI总结 本文提出SCSF方法,利用算子间的相似性加速特征值数据生成,通过截断快速傅里叶变换排序和切比雪夫子空间滤波器减少冗余计算,实验显示比传统求解器快3.5倍。

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2604.24088 2026-04-28 cs.DC cs.AI

TACO: Efficient Communication Compression of Intermediate Tensors for Scalable Tensor-Parallel LLM Training

TACO:用于可扩展张量并行LLM训练的高效中间张量通信压缩

Man Liu, Xingchen Liu, Xingjian Tian, Bing Lu, Shengkay Lyu, Shengquan Yin, Wenjing Huang, Zheng Wei, Hairui Zhao, Guangming Tan, Dingwen Tao

机构 * Hangzhou Institute for Advanced Study, University of Chinese Academy of Sciences(中国科学院大学杭州高等研究院) Institute of Computing Technology, Chinese Academy of Sciences(中国科学院计算技术研究所) University of Science and Technology of China(中国科学技术大学)

AI总结 本文提出TACO框架,通过FP8压缩技术减少大规模张量并行训练中的通信开销,提升训练吞吐量并保持高精度。

Comments Accepted by HPDC'26, 12 pages, 17 figures, 3 tables

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2604.23930 2026-04-28 stat.ME cs.LG stat.ML

Nearly Optimal Subdata Selection

近最优子数据选择

Min Yang, Wei Zheng, John Stufken, Ming-Chung Chang, Ting Tian, Xueqin Wang

机构 * Department of Mathematics, Statistics, and Computer Science(数学、统计与计算机科学系) University of Illinois at Chicago(伊利诺伊大学香槟分校) Department of Business Analytics and Statistics(商业分析与统计系) University of Tennessee(田纳西大学) Department of Statistics(统计系) George Mason University(乔治·梅森大学) Institute of Statistical Science(统计科学研究所) School of Mathematics(数学学院) Sun Yat-sen University(孙中山大学) School of Management(管理学院) University of Science and Technology of China(中国科学技术大学)

AI总结 本文提出了一种基于最优近似设计理论的新方法,用于高效选择子数据,以保留最大信息并提升效率,优于现有方法。

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2604.23632 2026-04-28 cs.CV cs.MM cs.SD

Hallo-Live: Real-Time Streaming Joint Audio-Video Avatar Generation with Asynchronous Dual-Stream and Human-Centric Preference Distillation

Hallo-Live: 实时流式联合音频-视频虚拟形象生成与异步双流及以人类为中心的偏好蒸馏

Chunyu Li, Jiaye Li, Ruiqiao Mei, Haoyuan Xia, Hao Zhu, Jingdong Wang, Siyu Zhu

机构 * Shanghai Innovation Institute(上海创新研究院) Fudan University(复旦大学) University of Science and Technology of China(中国科学技术大学) Nanjing University(南京大学) Baidu(百度)

AI总结 本文提出Hallo-Live框架,通过异步双流扩散与人类中心偏好蒸馏实现高保真实时音频视频虚拟形象生成,达到高吞吐量与低延迟,优于现有模型。

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2604.23605 2026-04-28 cs.AI

Thinking Like a Clinician: A Cognitive AI Agent for Clinical Diagnosis via Panoramic Profiling and Adversarial Debate

像医生一样思考:一种通过全景分析与对抗辩论的临床诊断认知AI代理

Zhiqi Lv, Duofan Tu, Jun Li, Mingyue Zhao, Heqin Zhu, Wenliang Li, Shaohua Kevin Zhou

机构 * School of Biomedical Engineering, Division of Life Sciences and Medicine, University of Science and Technology of China(中国科学技术大学生物医学工程学院,生命科学与医学系) Suzhou Institute for Advanced Research, University of Science and Technology of China(中国科学技术大学苏州市先进研究机构) Key Lab of Intelligent Information Processing of Chinese Academy of Sciences (CAS), Institute of Computing Technology, CAS(中国科学院智能信息处理重点实验室,计算技术研究所) Jiangsu Provincial Key Laboratory of Multimodal Digital Twin Technology(江苏省多模态数字孪生技术省级重点实验室) State Key Laboratory of Precision and Intelligent Chemistry, USTC(国家精密与智能化学重点实验室,中国科学技术大学)

AI总结 本文提出DxChain框架,通过全景患者基线建立和对抗辩论解决证据冲突,提升临床诊断准确性和逻辑一致性。

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2604.19234 2026-04-28 cs.CV

Learning to Credit the Right Steps: Objective-aware Process Optimization for Visual Generation

学习正确的步骤:面向视觉生成的客观感知过程优化

Rui Li, Ke Hao, Yuanzhi Liang, Haibin Huang, Chi Zhang, Yun Gu, XueLong Li

机构 * University of Science and Technology of China(科学技术大学) Shanghai Jiao Tong University(交通大学)

AI总结 本文提出OTCA框架,通过细粒度奖励分配提升视觉生成质量,解决传统GRPO在奖励分配上的不足。

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2604.15768 2026-04-28 cs.DC cs.AI cs.CE

A Fully GPU-Accelerated Framework for High-Performance Configuration Interaction Selection with Neural Network Quantum States

一个完全GPU加速的高性能量子配置选择框架:基于神经网络量子态

Daran Sun, Bowen Kan, Haoquan Long, Hairui Zhao, Haoxu Li, Yicheng Liu, Pengyu Zhou, Ankang Feng, Wenjing Huang, Yida Gu, Zhenyu Li, Honghui Shang, Yunquan Zhang, Dingwen Tao, Ninghui Sun, Guangming Tan

机构 * Institute of Computing Technology, Chinese Academy of Sciences(中国科学院计算技术研究所) University of Chinese Academy of Sciences(中国科学院大学) University of Science and Technology of China(中国科学技术大学)

AI总结 本文提出QiankunNet-cuSCI框架,通过全GPU加速解决传统CPU-GPU混合架构的限制,提升大规模量子系统计算效率和精度。

Comments Accepted by HPDC'2026, 13 pages, 12 figures

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2604.14910 2026-04-28 cs.CV

Reward-Aware Trajectory Shaping for Few-step Visual Generation

基于奖励的轨迹塑造用于少步视觉生成

Rui Li, Bingyu Li, Yuanzhi Liang, Haibin Huang, Chi Zhang, XueLong Li

机构 * University of Science and Technology of China(中国科学技术大学)

AI总结 本文提出Reward-Aware Trajectory Shaping (RATS)框架,通过轨迹对齐和奖励感知门控,提升少步视觉生成的效率与质量,实现优于教师模型的性能。

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2604.01644 2026-04-28 cs.CV cs.MM

TOL: Textual Localization with OpenStreetMap

TOL: 基于OpenStreetMap的文本定位

Youqi Liao, Shuhao Kang, Jingyu Xu, Olaf Wysocki, Yan Xia, Jianping Li, Zhen Dong, Bisheng Yang, Xieyuanli Chen

机构 * Wuhan University(武汉大学) Technical University of Munich(慕尼黑技术大学) Institute of Artificial Intelligence (TeleAI)(人工智能研究院(TeleAI)) China Telecom(中国电信) University of Cambridge(剑桥大学) University of Science and Technology of China(中国科学技术大学) national university of defense technology(国防科技大学)

AI总结 本文提出T2O定位任务,利用文本描述和OSM地图实现无几何观测的精准定位,引入TOL基准数据集和TOLoc框架,实验表明在不同阈值下优于现有方法。

Comments Tech repo

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2410.13903 2026-04-28 cs.CR cs.AI cs.DC

CoreGuard: Safeguarding Foundational Capabilities of LLMs Against Model Stealing in Edge Deployment

CoreGuard: 保障边缘部署中大语言模型的基础能力免受模型窃取攻击

Qinfeng Li, Tianyue Luo, Xuhong Zhang, Yangfan Xie, Zhiqiang Shen, Lijun Zhang, Yier Jin, Hao Peng, Xinkui Zhao, Xianwei Zhu, Jianwei Yin

机构 * School of Software Technology, Zhejiang University(浙江大学软件学院) Institute of Software, Chinese Academy of Sciences(中国科学院软件研究所) Ningbo Global Innovation Center, Zhejiang University(浙江大学宁波全球创新中心) Washington University in St. Louis(圣路易斯华盛顿大学) University of Science and Technology of China(中国科学技术大学) College of Computer Science and Technology, Zhejiang Normal University(浙江师范大学计算机科学与技术学院) China Electronics Technology Design and Research Institute(中国电子技术设计与研究院)

AI总结 本文提出CoreGuard,一种高效的边缘部署LLM保护方法,通过减少计算和通信开销实现上界安全保护,防止模型窃取和滥用。

Comments Accepted by NeurIPS 2025 Conference

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2604.23360 2026-04-28 cs.RO

Learning from Demonstration with Failure Awareness for Safe Robot Navigation

基于失败意识的学习用于安全机器人导航

Xianghui Wang, Siwei Cheng, Shanze Wang, Xinming Zhang, Dan Zhang, Wei Zhang

机构 * Department of Mechanical Engineering, The Hong Kong Polytechnic University(香港理工大学机械工程系) College of Information Science and Technology, Eastern Institute of Technology(东华理工大学信息科学学院) School of Computer Science and Technology, University of Science and Technology of China(中国科学技术大学计算机科学与技术学院) Department of Aeronautical and Aviation Engineering, The Hong Kong Polytechnic University(香港理工大学航空与航空工程系)

AI总结 本文提出一种失败意识学习框架,通过分离成功与失败数据提升机器人导航安全性,减少碰撞并保持任务成功率。

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2604.22884 2026-04-28 cs.CV cs.AI

Can Multimodal Large Language Models Truly Understand Small Objects?

多模态大语言模型真的能理解小物体吗?

Fujun Han, Junan Chen, Xintong Zhu, Jingqi Ye, Xuanjie Mao, Tao Chen, Peng Ye

机构 * Shanghai AI Laboratory(上海人工智能实验室) The Chinese University of Hong Kong, Shenzhen(香港中文大学(深圳)) University of Science and Technology of China(中国科学技术大学) Fudan University(复旦大学) MMLab, The Chinese University of Hong Kong(香港中文大学MMLab)

AI总结 本文提出SOUBench基准,评估现有多模态大语言模型对小物体的理解能力,发现其能力有限,并通过SOU-Train数据集提升模型表现。

Comments Under Peer Review (26 pages, 9 figures, 6 tables)

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2604.22838 2026-04-28 cs.CV cs.AI

Neural Network Optimization Reimagined: Decoupled Techniques for Scratch and Fine-Tuning

神经网络优化重新构想:用于从头训练和微调的解耦技术

Xin Ning, Qiankun Li, Xiaolong Huang, Qiupu Chen, Feng He, Weijun Li, Prayag Tiwari, Xinwang Liu

机构 * Institute of Semiconductors, Chinese Academy of Sciences(半导体研究所,中国科学院) College of Computing and Data Science (CCDS), Nanyang Technological University(计算与数据科学学院(CCDS),南洋理工大学) University of Science and Technology of China(中国科学技术大学) Mila-Quebec AI Institute(魁北克AI研究所) School of Information Technology, Halmstad University(信息科技学院,哈姆斯塔德大学) College of Computer, National University of Defense Technology(计算机学院,国防科技大学)

AI总结 本文提出DualOpt,一种针对从头训练和微调任务的解耦优化方法,通过实时层间权重衰减和权重回滚技术提升收敛性和泛化能力,实验表明其在多种任务中表现优异。

Comments IEEE T=PAMI

Journal ref IEEE T=PAMI 2026

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2506.11480 2026-04-28 cs.LG cs.AI

LearnAlign: Data Selection for LLM Reinforcement Learning with Improved Gradient Alignment

LearnAlign: 用于改进梯度对齐的LLM强化学习数据选择

Shipeng Li, Zhiqin Yang, Shikun Li, Xiaobo Xia, Hengyu Liu, Xinghua Zhang, Gaode Chen, Dong Fang, Ying Tai, Zhe Peng

机构 * Nanjing University(南京大学) The Hong Kong Polytechnic University(香港理工大学) 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) Institute of Information Engineering, Chinese Academy of Sciences(中国科学院信息工程研究所)

AI总结 LearnAlign通过改进梯度对齐方法,智能选择训练数据以提升LLM推理能力,减少训练数据需求且性能表现优异。

Comments ACL 2026 Findings

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