arXivDaily arXiv每日学术速递 周一至周五更新

高校专区

University of Chinese Academy of Sciences(中国科学院大学)

共收录 1952
2503.12507 2026-04-27 cs.CV

Segment Any-Quality Images with Generative Latent Space Enhancement

通过生成潜在空间增强实现任意质量图像分割

Guangqian Guo, Yong Guo, Xuehui Yu, Wenbo Li, Yaoxing Wang, Shan Gao

机构 * Northwestern Polytechnical University(西北工业大学) Huawei(华为) University of Chinese Academy of Sciences(中国科学院大学) Huawei Noah’s Ark Lab(华为诺亚实验室)

AI总结 本文提出GleSAM,通过生成潜在空间增强提升低质量图像分割鲁棒性,采用潜在扩散方法改进SAM框架,构建LQSeg数据集,实验证明在复杂退化下表现优异。

Comments Accepted by CVPR2025

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.21546 2026-04-24 cs.CV

Component-Based Out-of-Distribution Detection

基于组件的分布外检测

Wenrui Liu, Hong Chang, Ruibing Hou, Shiguang Shan, Xilin Chen

机构 * The State Key Laboratory of AI Safety, Institute of Computing Technology, Chinese Academy of Sciences, Beijing, 100190, China(人工智能安全国家重点实验室,计算技术研究所,中国科学院,北京,100190,中国) The University of Chinese Academy of Sciences, Beijing 100049, China(中国科学院大学,北京 100049,中国)

AI总结 本文提出基于组件的分布外检测框架,通过分解输入为功能组件,解决传统方法在检测组合分布外样本时的不足,提升对局部外观变化和跨组件不一致性的检测能力。

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.21453 2026-04-24 cs.CV

Instance-level Visual Active Tracking with Occlusion-Aware Planning

实例级视觉主动跟踪与遮挡感知规划

Haowei Sun, Kai Zhou, Hao Gao, Shiteng Zhang, Jinwu Hu, Xutao Wen, Qixiang Ye, Mingkui Tan

机构 * South China University of Technology(南方科技大学) Pazhou Laboratory(Pazhou实验室) Key Laboratory of Big Data and Intelligent Robot, Ministry of Education(教育部大数据与智能机器人重点实验室) University of Chinese Academy of Sciences(中国科学院大学)

AI总结 本文提出OA-VAT方法,通过实例感知原型初始化、在线原型增强跟踪和遮挡感知轨迹规划模块,解决遮挡和相似干扰问题,实现高精度实时跟踪。

Comments CVPR 2026 Poster

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.21327 2026-04-24 cs.LG cs.AI cs.CL

Understanding and Mitigating Spurious Signal Amplification in Test-Time Reinforcement Learning for Math Reasoning

理解并缓解测试时间强化学习在数学推理中的虚假信号放大

Yongcan Yu, Lingxiao He, Jian Liang, Kuangpu Guo, Meng Wang, Qianlong Xie, Xingxing Wang, Ran He

机构 * NLPR & MAIS, Institute of Automation, Chinese Academy of Sciences(中国科学院自动化研究所NLPR与MAIS实验室) School of Artificial Intelligence, University of Chinese Academy of Sciences(中国科学院大学人工智能学院) Meituan(美团) University of Science and Technology of China(中国科学技术大学)

AI总结 本文研究了测试时间强化学习在数学推理中因标签噪声导致的虚假信号放大问题,提出DDRL框架通过频率采样、去偏优势估计和共识-off-policy优化来缓解该问题,实验表明其优于现有基线方法。

Comments Accepted to ACL 2026 Findings

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.21238 2026-04-24 cs.CL cs.IR

Unlocking the Power of Large Language Models for Multi-table Entity Matching

解锁大型语言模型在多表实体匹配中的潜力

Yingkai Tang, Taoyu Su, Wenyuan Zhang, Xiaoyang Guo, Tingwen Liu

机构 * Institute of Information Engineering, Chinese Academy of Sciences(中国科学院信息工程研究所) School of Cyber Security, University of Chinese Academy of Sciences(中国科学院大学网络安全学院)

AI总结 本文提出LLM4MEM框架,通过多风格提示增强模块、传递共识嵌入匹配模块和密度感知修剪模块,提升多表实体匹配的准确性和效率,实验表明在六个数据集上F1得分提升5.1%。

Comments Accepted by NLPCC 2025

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.15770 2026-04-24 cs.CV cs.RO

PLAF: Pixel-wise Language-Aligned Feature Extraction for Efficient 3D Scene Understanding

PLAF:基于像素级语言对齐特征提取的高效3D场景理解

Junjie Wen, Junlin He, Fei Ma, Jinqiang Cui

机构 * Pengcheng Laboratory(鹏城实验室) School of Artificial Intelligence, University of Chinese Academy of Sciences(中国科学院大学人工智能学院)

AI总结 PLAF通过像素级语言对齐特征提取,实现2D场景中密集且准确的语义对齐,同时提升3D场景理解的开放词汇表达能力与效率。

Comments Accepted by ICCA 2026

详情

展开后加载摘要…

URL PDF HTML 收藏
2601.06498 2026-04-24 cs.CL astro-ph.IM

Spec-o3: A Tool-Augmented Vision-Language Agent for Rare Celestial Object Candidate Vetting via Automated Spectral Inspection

Spec-o3:一种工具增强的视觉-语言代理,用于通过自动化光谱检查验证稀有天体候选体

Minghui Jia, Qichao Zhang, Ali Luo, Linjing Li, Shuo Ye, Hailing Lu, Wen Hou, Dongbin Zhao

机构 * SKL-MAIS, Institute of Automation, CAS(SKL-MAIS,自动化研究所,中国科学院) School of Advanced Interdisciplinary Sciences, UCAS(交叉科学学院,中国科学院大学) National Astronomical Observatories, CAS(国家天文台,中国科学院) School of Artificial Intelligence, UCAS(人工智能学院,中国科学院大学)

AI总结 本文提出Spec-o3,一种工具增强的视觉-语言代理,通过多模态链式推理实现天文学家对稀有天体候选体的自动化光谱检查,提升验证效率和准确性。

Comments Accepted to ACL 2026 Main Conference

详情

展开后加载摘要…

URL PDF HTML 收藏
2407.19664 2026-04-24 cs.LG

Adaptive Soft Error Protection for Neural Network Processing

神经网络处理的自适应软错误防护

Xinghua Xue, Cheng Liu, Feng Min, Yinhe Han

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) State Key Lab of Processors, Institute of Computing Technology, Chinese Academy of Sciences(中国科学院计算技术研究所国家处理器实验室) Institute of Computing Technology, Chinese Academy of Sciences(中国科学院计算技术研究所) Jinan Inspur Data Technology Co., Ltd.(济南Inspur数据技术有限公司)

AI总结 本文提出基于动态输入依赖性的自适应软错误防护框架,利用轻量级图神经网络预测神经网络组件的软错误脆弱性,降低计算开销并提升保护效率。

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.20368 2026-04-23 cs.CV cs.AI

LaplacianFormer:Rethinking Linear Attention with Laplacian Kernel

LaplacianFormer:重新思考线性注意力与拉普拉斯核

Zhe Feng, Sen Lian, Changwei Wang, Muyang Zhang, Tianlong Tan, Rongtao Xu, Weiliang Meng, Xiaopeng Zhang

机构 * School of Artificial Intelligence, University of Chinese Academy of Sciences(人工智能学院,中国科学院大学) China Electronics Data Corporation(中国电子数据公司) Institute of Computing Technology, Chinese Academy of Sciences(计算技术研究所,中国科学院) The Key Laboratory of Computing Power Network and Information Security, Ministry of Education, Shandong Computer Science Center, Qilu University of Technology(计算能力网络与信息安全重点实验室,教育部,山东计算机科学中心,齐鲁大学) Shandong Provincial Key Laboratory of Computing Power Internet and Service Computing, Shandong Fundamental Research Center for Computer Science(山东省计算能力互联网与服务计算重点实验室,山东省计算机科学基础研究中心) Spatialtemporal AI(时空人工智能)

AI总结 LaplacianFormer通过引入拉普拉斯核替代softmax,解决高分辨率视觉任务中注意力机制的二次复杂度问题,提升表达能力并优化计算效率。

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.20199 2026-04-23 cs.CL

All Languages Matter: Understanding and Mitigating Language Bias in Multilingual RAG

所有语言都重要:理解并缓解多语言RAG中的语言偏差

Dan Wang, Guozhao Mo, Yafei Shi, Cheng Zhang, Bo Zheng, Boxi Cao, Xuanang Chen, Yaojie Lu, Hongyu Lin, Ben He, Xianpei Han, Le Sun

机构 * Chinese Information Processing Laboratory, Institute of Software, Chinese Academy of Sciences(中国科学院软件研究所信息处理实验室) University of Chinese Academy of Sciences(中国科学院大学) MYbank, AntGroup(蚂蚁集团MYbank)

AI总结 本文研究多语言RAG中的语言偏差问题,提出LAURA方法,通过多语言证据排名与生成效用对齐,有效缓解语言偏差并提升性能。

Comments ACL 2026 main conference

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.19884 2026-04-23 cs.CL cs.AI cs.LG

From Signal Degradation to Computation Collapse: Uncovering the Two Failure Modes of LLM Quantization

从信号退化到计算崩溃:揭示大语言模型量化中的两种失败模式

Chenxi Zhou, Pengfei Cao, Jiang Li, Bohan Yu, Jinyu Ye, Jun Zhao, Kang Liu

机构 * School of Advanced Interdisciplinary Sciences, University of Chinese Academy of Sciences(中国科学院大学先进交叉学科学院) The Key Laboratory of Cognition and Decision Intelligence for Complex Systems, Institute of Automation, Chinese Academy of Sciences(中国科学院自动化研究所认知与决策智能复杂系统重点实验室) School of Artificial Intelligence, University of Chinese Academy of Sciences(中国科学院大学人工智能学院) College of Computer Science, Inner Mongolia University(内蒙古大学计算机学院)

AI总结 研究揭示大语言模型量化中两种不同失败模式:信号退化和计算崩溃,并提出针对性修复方法,表明结构重建比单纯补偿更有效。

Comments Accepted to Findings of ACL 2026

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.10647 2026-04-23 cs.RO

OmniUMI: Towards Physically Grounded Robot Learning via Human-Aligned Multimodal Interaction

OmniUMI: 通过人对齐的多模态交互实现物理基础的机器人学习

Shaqi Luo, Yuanyuan Li, Youhao Hu, Chenhao Yu, Chaoran Xu, Jiachen Zhang, Guocai Yao, Tiejun Huang, Ran He, Zhongyuan Wang

机构 * Beijing Academy of Artificial Intelligence(北京人工智能研究院) MAIS & NLPR, Institute of Automation, Chinese Academy of Sciences(自动化研究所,中国科学院) School of Artificial Intelligence, University of Chinese Academy of Sciences(中国科学院大学人工智能学院) Beijing Institute of Technology(北京理工大学) Beijing University of Posts and Telecommunications(北京邮电大学) Peking University(北京大学)

AI总结 OmniUMI通过人对齐的多模态交互实现物理基础的机器人学习,整合视觉、触觉和力觉数据,提升接触密集操作的性能。

详情

展开后加载摘要…

URL PDF HTML 收藏
2508.18609 2026-04-23 cs.CL cs.AI cs.LG

Task-Stratified Knowledge Scaling Laws for Post-Training Quantized Large Language Models

任务分层的知识扩展规律用于训练后量化的大语言模型

Chenxi Zhou, Pengfei Cao, Jiang Li, Bohan Yu, Jinyu Ye, Jun Zhao, Kang Liu

机构 * School of Advanced Interdisciplinary Sciences, University of Chinese Academy of Sciences(中国科学院大学先进交叉学科学院) The Key Laboratory of Cognition and Decision Intelligence for Complex Systems, Institute of Automation, Chinese Academy of Sciences(中国科学院自动化研究所认知与决策智能复杂系统重点实验室) School of Artificial Intelligence, University of Chinese Academy of Sciences(中国科学院大学人工智能学院) College of Computer Science, Inner Mongolia University(内蒙古大学计算机学院)

AI总结 本文提出任务分层的知识扩展规律,通过统一模型大小、位宽和细粒度因素,验证了293种不同的训练后量化配置,揭示了不同知识能力对精度、规模和校准的敏感性。

Comments Accepted to Findings of ACL 2026

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.20733 2026-04-23 cs.LG

Near-Future Policy Optimization

近未来策略优化

Chuanyu Qin, Chenxu Yang, Qingyi Si, Naibin Gu, Dingyu Yao, Zheng Lin, Peng Fu, Nan Duan, Jiaqi Wang

机构 * Institute of Information Engineering, CAS(中国科学院信息工程研究所) School of Cyber Security, UCAS(中国科学院大学网络安全学院)

AI总结 本文提出NPO方法,通过策略自身近未来状态作为辅助轨迹,平衡轨迹质量和方差成本,提升学习信号。AutoNPO自动触发干预,提升性能至63.15。

Comments Work in progress

详情

展开后加载摘要…

URL PDF HTML 收藏
2508.16676 2026-04-23 cs.LG cs.CL

WISCA: A Lightweight Model Transition Method to Improve LLM Training via Weight Scaling

WISCA:一种轻量级模型转换方法,通过权重缩放提高LLM训练

Jiacheng Li, Jianchao Tan, Zhidong Yang, Pingwei Sun, Feiye Huo, Jiayu Qin, Xiangyu Zhang, Maoxin He, Yerui Sun, Yuchen Xie, Guangming Tan, Weile Jia, Xunliang Cai, Tong Zhao

机构 * Meituan, Beijing, China(美团,北京,中国) University of Chinese Academy of Sciences, Beijing, China(中国科学院大学,北京,中国) Hong Kong University of Science and Technology, Hong Kong SAR, China(香港科技大学,香港特别行政区,中国) Xiamen University, Xiamen, China(厦门大学,厦门,中国)

AI总结 WISCA通过优化神经网络权重模式提升LLM训练效率和模型质量,实验显示在GQA架构和LoRA微调任务中显著提升收敛质量。

Comments Findings of the Association for Computational Linguistics: ACL 2026

详情

展开后加载摘要…

URL PDF HTML 收藏
2407.01621 2026-04-23 cs.LG q-bio.QM stat.ME stat.ML

Deciphering interventional dynamical causality from non-intervention complex systems

从非干预复杂系统中解码干预性动力学因果性

Jifan Shi, Yang Li, Juan Zhao, Siyang Leng, Rui Bao, Kazuyuki Aihara, Luonan Chen, Wei Lin

机构 * Research Institute of Intelligent Complex Systems & CISOR, Fudan University(智能复杂系统研究所及CISOR,复旦大学) International Research Center for Neurointelligence, The University of Tokyo Institutes for Advanced Study, The University of Tokyo(神经智能国际研究中心,东京大学先进研究所,东京大学) School of Pharmacy, Shanghai University of Traditional Chinese Medicine(上海中医药大学药学院) Institute of AI and Robotics, College of Intelligent Robotics and Advanced Manufacturing, Fudan University(人工智能与机器人研究所,智能机器人与先进制造学院,复旦大学) Frontiers Science Center for Deep Ocean Multispheres and Earth System, Key Laboratory of Marine Chemistry Theory and Technology, Ministry of Education, Ocean University of China(深海多球体与地球系统前沿科学中心,海洋化学理论与技术重点实验室,教育部,中国海洋大学) School of Mathematical Sciences and School of AI, Shanghai Jiao Tong University(数学科学学院和人工智能学院,上海交通大学) Key Laboratory of Systems Health Science of Zhejiang Province, Hangzhou Institute for Advanced Study, University of Chinese Academy of Sciences, Chinese Academy of Sciences(浙江省系统健康科学重点实验室,杭州高级研究所,中国科学院大学,中国科学院)

AI总结 本文提出IntDC框架和IEE算法,通过延迟嵌入空间在不需干预或动力学模型的情况下,从观测数据中解码因果性,验证了其在因果分析中的有效性。

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.19202 2026-04-22 cs.GR cs.CV

SketchFaceGS: Real-Time Sketch-Driven Face Editing and Generation with Gaussian Splatting

SketchFaceGS: 基于草图的实时人脸编辑与生成与高斯点散布

Bo Li, Jiahao Kang, Yubo Ma, Feng-Lin Liu, Bin Liu, Fang-Lue Zhang, Lin Gao

机构 * Shandong Technology and Business University(山东科技与商务大学) Nanchang Hangkong University(南昌航空大学) 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 New South Wales(新南威尔士大学)

AI总结 本文提出SketchFaceGS,通过高斯点散布实现基于2D草图的实时人脸生成与编辑,采用粗到细架构和UV特征预测模块,提升生成和编辑的精度与灵活性。

Comments Accepted to CVPR 2026 as a Highlight. Jittor implementation: https://github.com/gogoneural/SketchFaceGS_jittor. (C) 2026 IEEE. Personal use of this material is permitted

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.19171 2026-04-22 cs.LG

FOCAL-Attention for Heterogeneous Multi-Label Prediction

焦点注意力用于异构多标签预测

Chenghao Zhang, Qingqing Long, Ludi Wang, Wenjuan Cui, Jianjun Yu, Yi Du

机构 * Computer Network Information Center, Chinese Academy of Sciences, Beijing, China(中国科学院计算机网络信息中心) University of Chinese Academy of Sciences, Beijing, China(中国科学院大学)

AI总结 本文提出FOCAL注意力机制,解决异构图中多标签分类的结构异质性和多标签共享表示学习问题,通过覆盖导向注意力和锚定导向注意力实现覆盖与锚定的平衡。

Comments 24 pages, 4 figures

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.19167 2026-04-22 cs.LG cs.AI

LBLLM: Lightweight Binarization of Large Language Models via Three-Stage Distillation

LBLLM:通过三阶段蒸馏实现大语言模型的轻量二值化

Siqing Song, Chuang Wang, Yong Lang, Yi Yang, Xu-Yao Zhang

机构 * MAIS, Institute of Automation, Chinese Academy of Sciences(自动化研究所,中国科学院) School of Artificial Intelligence, University of Chinese Academy of Sciences(中国科学院大学人工智能学院) Central Media Technology Institute, Huawei(华为中央媒体技术研究所)

AI总结 LBLLM通过三阶段蒸馏策略实现大语言模型的轻量二值化,采用W(1+1)A4量化方法,在单GPU上仅用0.016B tokens训练,超越现有二值化方法,在语言模型、常识问答和语言理解任务中表现出色。

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.19145 2026-04-22 cs.CV cs.AI

ST-Prune: Training-Free Spatio-Temporal Token Pruning for Vision-Language Models in Autonomous Driving

ST-Prune:面向自动驾驶的视觉-语言模型中无训练的时空令牌修剪

Lin Sha, Haiyun Guo, Tao Wang, Cong Zhang, Min Huang, Jinqiao Wang, Qinghai Miao

机构 * School of Artificial Intelligence, University of Chinese Academy of Sciences(中国科学院大学人工智能学院) Carizon Institute of Automation, Chinese Academy of Sciences(中国科学院自动化研究所)

AI总结 针对自动驾驶中多视角相机和多帧视频输入的计算开销问题,ST-Prune提出无训练的时空令牌修剪框架,通过MTP和RSP模块有效压缩时空冗余,实现90%令牌减少下的近无损性能。

Comments 18 pages, 4 figures

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.19124 2026-04-22 cs.CL

Detoxification for LLM: From Dataset Itself

LLM去毒化:从数据集本身开始

Wei Shao, Yihang Wang, Gaoyu Zhu, Ziqiang Cheng, Lei Yu, Jiafeng Guo, Xueqi Cheng

机构 * State Key Laboratory of AI Safety(人工智能安全国家重点实验室) 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)

AI总结 本文提出HSPD方法,通过在原始语料上进行语义保留的改写,有效降低模型毒性,提升数据效用,减少后续调整成本。

Comments Accepted to Main Conference of ACL 2026

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.19093 2026-04-22 cs.CV cs.AI

Multi-modal Test-time Adaptation via Adaptive Probabilistic Gaussian Calibration

多模态测试时适应 via 自适应概率高斯校准

Jinglin Xu, Yi Li, Chuxiong Sun, Xiao Xu, Jiangmeng Li, Fanjiang Xu

机构 * Institute of Software Chinese Academy of Sciences(中国科学院软件研究所) University of Chinese Academy of Sciences(中国科学院大学) National Defense University(国防大学)

AI总结 本文提出自适应概率高斯校准方法,解决多模态测试时适应中类别条件分布建模不足问题,通过引入自适应对比不对称修正技术,提升预测准确性和决策边界可靠性。

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.18616 2026-04-22 cs.DC cs.AI cs.PL

ARGUS: Agentic GPU Optimization Guided by Data-Flow Invariants

ARGUS:通过数据流不变量指导的代理GPU优化

Haohui Mai, Xiaoyan Guo, Xiangyun Ding, Daifeng Li, Qiuchu Yu, Chenzhun Guo, Cong Wang, Jiacheng Zhao, Christos Kozyrakis, Binhang Yuan

机构 * CausalFlow Inc.(CausalFlow公司) HKUST(香港科技大学) Tsinghua University(清华大学) Stanford University(斯坦福大学) UCAS UC Riverside(UC河滨分校)

AI总结 ARGUS通过数据流不变量指导代理生成高效GPU内核,解决传统代理在关键计算任务中的性能不足问题,实现接近人工优化的性能和广泛的任务泛化能力。

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.18610 2026-04-22 cs.NE cs.AI

SpikeMLLM: Spike-based Multimodal Large Language Models via Modality-Specific Temporal Scales and Temporal Compression

基于脉冲的多模态大语言模型:通过模态特定的时间尺度和时间压缩

Han Xu, Zhiyong Qin, Di Shang, Jiahong Zhang, Xuerui Qiu, Bo Lei, Tiejun Huang, Bo Xu, Guoqi Li

机构 * 1 Institute of Automation, Chinese Academy of Sciences 2 University of Chinese Academy of Sciences 3 Beijing Academy of Artificial Intelligence 4 Zhongguancun Academy 5 Peking University 6 Key Laboratory of Brain Cognition Brain-inspired Intelligence Technology 7 Spiking Intelligence Lab, Tianqiao \& Chrissy Chen Institute [0.5em] Equal contribution Corresponding authors

AI总结 本文提出SpikeMLLM,首个基于脉冲的多模态大语言模型框架,通过模态特定时间尺度和时间压缩技术,在减少时间步数的同时保持高性能,实验显示其在多个基准上表现优异。

详情

展开后加载摘要…

URL PDF HTML 收藏
2512.09427 2026-04-22 cs.AR cs.AI

ODMA: On-Demand Memory Allocation Strategy for LLM Serving on LPDDR-Class Accelerators

ODMA:面向LLM服务的LPDDR类加速器按需内存分配策略

Guoqiang Zou, Wanyu Wang, Hao Zheng, Longxiang Yin, Yinhe Han

机构 * University of Chinese Academy of Sciences(中国科学院大学) Beijing Information Science and Technology University(北京信息科技大学) Institute of Computing Technology, Chinese Academy of Sciences(中国科学院计算技术研究所)

AI总结 ODMA针对LPDDR类加速器的随机访问带宽限制,提出按需内存分配策略,通过动态调整内存桶边界和安全池提升KV缓存利用率和吞吐量。

Comments 4 pages, 6 figures

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.18414 2026-04-21 cs.LG cs.NA math.NA

Balance-Guided Sparse Identification of Multiscale Nonlinear PDEs with Small-coefficient Terms

平衡引导的多尺度非线性PDEs小系数项稀疏识别

Zhenhua Dang, Lei Zhang, Long Wang, Guowei He

机构 * State Key Laboratory of Nonlinear Mechanics, Institute of Mechanics, Chinese Academy of Sciences, Beijing 100190, China(非线性力学国家重点实验室,力学研究所,中国科学院,北京100190,中国) School of Engineering Sciences, University of Chinese Academy of Sciences, Beijing 100049, China(中国科学院大学工程科学学院,北京100049,中国) School of Mathematics and Statistics, Northwestern Polytechnical University, Xi'an 710072, China(西北工业大学数学与统计学院,西安710072,中国)

AI总结 本文提出平衡引导SINDy方法,通过项级ℓ_{2,0}正则化和渐进剪枝策略,有效识别多尺度非线性PDE中系数小的项。

Comments 32 pages, 7 figures, submitted to Journal of Computational Physics

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.18313 2026-04-21 cs.CV

Denoise and Align: Diffusion-Driven Foreground Knowledge Prompting for Open-Vocabulary Temporal Action Detection

去噪与对齐:基于扩散的前景知识提示用于开放词汇时序动作检测

Sa Zhu, Wanqian Zhang, Lin Wang, Jinchao Zhang, Cong Wang, Bo Li

机构 * Institute of Information Engineering, Chinese Academy of Sciences School of Cyber Security, University of Chinese Academy of Sciences State Key Laboratory of Cyberspace Security Defense Beijing China Institute of Information Engineering, Chinese Academy of Sciences Beijing China Hangzhou Dianzi University Hangzhou China Institute of Information Engineering, Chinese Academy of Sciences\ Key Laboratory of Cyberspace Security Defense Beijing China Engineering, Zhejiang University Hangzhou China Institute of Information Engineering, Chinese Academy of Sciences State Key Laboratory of Cyberspace Security Defense Beijing China Institute of Information Engineering, Chinese Academy of Sciences School of Cyber Security, University of Chinese Academy of Sciences State Key Laboratory of Cyberspace Security Defense Institute of Information Engineering, Chinese Academy of Sciences Hangzhou Dianzi University Institute of Information Engineering, Chinese Academy of Sciences\ Key Laboratory of Cyberspace Security Defense Engineering, Zhejiang University Institute of Information Engineering, Chinese Academy of Sciences State Key Laboratory of Cyberspace Security Defense

AI总结 本文提出DFAlign框架,通过扩散去噪生成前景知识,解决开放词汇时序动作检测中语义不平衡问题,提升动作相关片段的判别性。

Comments Accepted by SIGIR 2026

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.18159 2026-04-21 cs.CL

FreezeEmpath: Efficient Training for Empathetic Spoken Chatbots with Frozen LLMs

FreezeEmpath: 基于冻结大语言模型的高效共情语音聊天机器人训练

Yun Hong, Yan Zhou, Yang Feng

机构 * Key Laboratory of Intelligent Information Processing, Institute of Computing Technology, Chinese Academy of Sciences(智能信息处理重点实验室,计算技术研究所,中国科学院) State Key Laboratory of AI Safety, Institute of Computing Technology, Chinese Academy of Sciences(人工智能安全国家重点实验室,计算技术研究所,中国科学院) University of Chinese Academy of Sciences, Beijing, China(中国科学院大学,北京,中国)

AI总结 本文提出 FreezeEmpath,通过冻结大语言模型参数,利用现有语音指令和情感识别数据高效训练共情语音聊天机器人,实现情感表达和对话性能的提升。

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.18107 2026-04-21 cs.CV

Test-Time Perturbation Learning with Delayed Feedback for Vision-Language-Action Models

基于延迟反馈的测试时扰动学习用于视觉-语言-动作模型

Zehua Zang, Xi Wang, Fuchun Sun, Xiao Xu, Lixiang Lium, Jiahuan Zhou, Jiangmeng Li

机构 * Institute of Software, Chinese Academy of Sciences(中国科学院软件研究所) University of Chinese Academy of Sciences(中国科学院大学) Tsinghua University(清华大学) Wangxuan Institute of Computer Technology, Peking University(北京大学王轩计算机技术研究所) National Defense University(国防大学)

AI总结 本文提出PDF框架,通过不确定性数据增强和动作投票缓解轨迹过拟合,提升决策性能,实验显示在LIBERO和Atari任务中取得显著成效。

Comments 12 pages, 7 figures, 5 tables

Journal ref CVPR 2026 Poster

详情

展开后加载摘要…

URL PDF HTML 收藏
2604.17989 2026-04-21 cs.AI

AIT Academy: Cultivating the Complete Agent with a Confucian Three-Domain Curriculum

AIT Academy:通过儒家三领域课程培养完整智能体

Jiaqi Li, Lvyang Zhang, Yang Zhao, Wen Lu, Lidong Zhai

机构 * Institute of Information Engineering, Chinese Academy of Sciences, Beijing, China(中国科学院信息工程研究所) School of Cyber Security, University of Chinese Academy of Sciences, Beijing, China(中国科学院大学网络安全学院)

AI总结 本文提出AIT Academy框架,通过儒家三领域课程培养完整智能体,实验显示多领域视角在安全意识校准中有诊断价值。

Comments 11 pages, 5 figures

详情

展开后加载摘要…

URL PDF HTML 收藏