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2510.21244 2025-11-17 cs.AI

VoiceAgentEval: A Dual-Dimensional Benchmark for Expert-Level Intelligent Voice-Agent Evaluation of Xbench's Professional-Aligned Series

Pengyu Xu, Shijia Li, Ao Sun, Feng Zhang, Yahan Li, Bo Wu, Zhanyu Ma, Jiguo Li, Jun Xu, Jiuchong Gao, Jinghua Hao, Renqing He, Rui Wang, Yang Liu, Xiaobo Hu, Fan Yang, Jia Zheng, Guanghua Yao

机构 * Meituan(美团) Xbench Agora Beijing Jiaotong University(北京交通大学) BUPT(北京邮电大学) The Chinese University of Hong Kong, Shenzhen(香港中文大学(深圳)) Jilin University(吉林大学) Peking University(北京大学)

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2511.07800 2025-11-12 cs.CL

From Experience to Strategy: Empowering LLM Agents with Trainable Graph Memory

Siyu Xia, Zekun Xu, Jiajun Chai, Wentian Fan, Yan Song, Xiaohan Wang, Guojun Yin, Wei Lin, Haifeng Zhang, Jun Wang

机构 * Institute of Automation, Chinese Academy of Sciences(中国科学院自动化研究所) 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) Nanjing University of Posts and Telecommunications(南京邮电大学) AI Centre, Department of Computer Science, University College London(伦敦大学学院计算机科学系人工智能中心)

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2507.01327 2025-07-03 cs.LG cs.AI

Reasoner for Real-World Event Detection: Scaling Reinforcement Learning via Adaptive Perplexity-Aware Sampling Strategy

Xiaoyun Zhang, Jingqing Ruan, Xing Ma, Yawen Zhu, Jiansong Chen, Ke Zeng, Xunliang Cai

机构 * Meituan(美团)

Comments 15 pages, 6 figures, submitted to EMNLP

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2507.01012 2025-07-02 cs.CV

DAM-VSR: Disentanglement of Appearance and Motion for Video Super-Resolution

Zhe Kong, Le Li, Yong Zhang, Feng Gao, Shaoshu Yang, Tao Wang, Kaihao Zhang, Zhuoliang Kang, Xiaoming Wei, Guanying Chen, Wenhan Luo

机构 * Shenzhen Campus of Sun Yat-sen University, China, Meituan, China and Division of AMC and Department of ECE, HKUST(深圳中山大学校园,中国,美团,中国及AMC部门和HKUST电子工程系) Department of ECE, HKUST Hong Kong(HKUST电子工程系,香港) Tianjin University China(天津大学,中国) School of Artificial Intelligence, University of Chinese Academy of Sciences China(中国科学院大学人工智能学院,中国) Nanjing University China(南京大学,中国) Harbin Institute of Technology, Shenzhen China(哈尔滨工业大学深圳校区,中国) Shenzhen Campus of Sun Yat-sen University China(深圳中山大学校园,中国) Department of ECE, HKUST(HKUST电子工程系) Tianjin University(天津大学) School of Artificial Intelligence, University of Chinese Academy of Sciences(中国科学院大学人工智能学院) Nanjing University(南京大学) Harbin Institute of Technology, Shenzhen(哈尔滨工业大学深圳校区) Shenzhen Campus of Sun Yat-sen University(深圳中山大学校园)

Comments Accepted by ACM SIGGRAPH 2025, Homepage: https://kongzhecn.github.io/projects/dam-vsr/ Github: https://github.com/kongzhecn/DAM-VSR

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2507.00472 2025-07-02 cs.CV

ARIG: Autoregressive Interactive Head Generation for Real-time Conversations

Ying Guo, Xi Liu, Cheng Zhen, Pengfei Yan, Xiaoming Wei

机构 * Vision AI Department, Meituan(美团视觉人工智能部门)

Comments ICCV 2025. Homepage: https://jinyugy21.github.io/ARIG/

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2409.01524 2025-07-01 cs.CL cs.AI

S^3cMath: Spontaneous Step-level Self-correction Makes Large Language Models Better Mathematical Reasoners

Yuchen Yan, Jin Jiang, Yang Liu, Yixin Cao, Xin Xu, Mengdi Zhang, Xunliang Cai, Jian Shao

机构 * Meituan Group(美团集团)

Comments AAAI 2025: AAAI/article/view/34749" target="_blank" rel="noopener">https://ojs.aaai.org/index.php/AAAI/article/view/34749

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2412.10028 2025-06-27 cs.CV

Mr. DETR++: Instructive Multi-Route Training for Detection Transformers with Mixture-of-Experts

Chang-Bin Zhang, Yujie Zhong, Kai Han

机构 * The University of Hong Kong(香港大学) Meituan Inc.(美团公司)

Comments Under review. Extended version of our CVPR 2025 paper, see arXiv:2412.10028v3

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2506.19767 2025-06-25 cs.CL cs.AI cs.LG

SRFT: A Single-Stage Method with Supervised and Reinforcement Fine-Tuning for Reasoning

Yuqian Fu, Tinghong Chen, Jiajun Chai, Xihuai Wang, Songjun Tu, Guojun Yin, Wei Lin, Qichao Zhang, Yuanheng Zhu, Dongbin Zhao

机构 * Institute of Automation, Chinese Academy of Sciences(中国科学院自动化研究所) 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) Shanghai Jiao Tong University(上海交通大学)

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2506.19022 2025-06-25 cs.CV

Orthogonal Projection Subspace to Aggregate Online Prior-knowledge for Continual Test-time Adaptation

Jinlong Li, Dong Zhao, Qi Zang, Zequn Jie, Lin Ma, Nicu Sebe

机构 * University of Trento(特伦托大学) Meituan Inc.(美团公司)

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2506.18341 2025-06-24 cs.CL

Less Data Less Tokens: Multilingual Unification Learning for Efficient Test-Time Reasoning in LLMs

Kang Chen, Mengdi Zhang, Yixin Cao

机构 * Institute of Trustworthy Embodied AI, Fudan University(可信具身人工智能研究院,复旦大学) Meituan Group(美团集团)

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2411.17383 2025-06-24 cs.CV

AnchorCrafter: Animate Cyber-Anchors Selling Your Products via Human-Object Interacting Video Generation

Ziyi Xu, Ziyao Huang, Juan Cao, Yong Zhang, Xiaodong Cun, Qing Shuai, Yuchen Wang, Linchao Bao, Jintao Li, Fan Tang

机构 * Institute of Computing Technique, Chinese Academy of Sciences(中国科学院计算技术研究所) Meituan(美团) Great Bay University(大湾区大学) Tencent AI Lab(腾讯人工智能实验室)

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2503.02357 2025-06-17 cs.CV

Q-Eval-100K: Evaluating Visual Quality and Alignment Level for Text-to-Vision Content

Zicheng Zhang, Tengchuan Kou, Shushi Wang, Chunyi Li, Wei Sun, Wei Wang, Xiaoyu Li, Zongyu Wang, Xuezhi Cao, Xiongkuo Min, Xiaohong Liu, Guangtao Zhai

机构 * Shanghai Jiao Tong University(上海交通大学) Meituan(美团)

Comments CVPR 2025 Oral

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2506.10741 2025-06-13 cs.CV

PosterCraft: Rethinking High-Quality Aesthetic Poster Generation in a Unified Framework

SiXiang Chen, Jianyu Lai, Jialin Gao, Tian Ye, Haoyu Chen, Hengyu Shi, Shitong Shao, Yunlong Lin, Song Fei, Zhaohu Xing, Yeying Jin, Junfeng Luo, Xiaoming Wei, Lei Zhu

机构 * The Hong Kong University of Science and Technology (Guangzhou)(香港科技大学(广州)) Meituan(美团) Xiamen University(厦门大学) National University of Singapore(新加坡国立大学) The Hong Kong University of Science and Technology(香港科技大学)

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2506.10481 2025-06-13 cs.AI

OIBench: Benchmarking Strong Reasoning Models with Olympiad in Informatics

Yaoming Zhu, Junxin Wang, Yiyang Li, Lin Qiu, ZongYu Wang, Jun Xu, Xuezhi Cao, Yuhuai Wei, Mingshi Wang, Xunliang Cai, Rong Ma

机构 * AGI-Eval Beijing Normal University(北京师范大学) Meituan(美团)

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2506.08403 2025-06-12 cs.CL cs.AI

TACTIC: Translation Agents with Cognitive-Theoretic Interactive Collaboration

Weiya Li, Junjie Chen, Bei Li, Boyang Liu, Zichen Wen, Nuanqiao Shan, Xiaoqian Liu, Anping Liu, Huajie Liu, Hu Song, Linfeng Zhang

机构 * Big Data&AI Lab, ICBC(大数据与人工智能实验室,ICBC) Shanghai Jiao Tong University(上海交通大学) Meituan Inc.(美团公司) Tongji University(同济大学) Fudan University(复旦大学) Northeastern University(东北大学)

Comments 20 pages, 4 figures, Under review. Code: https://github.com/weiyali126/TACTIC

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2407.04292 2025-06-10 cs.AR cs.RO

DaDu-Corki: Algorithm-Architecture Co-Design for Embodied AI-powered Robotic Manipulation

Yiyang Huang, Yuhui Hao, Bo Yu, Feng Yan, Yuxin Yang, Feng Min, Yinhe Han, Lin Ma, Shaoshan Liu, Qiang Liu, Yiming Gan

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) Shenzhen Institute of Artificial Intelligence and Robotics for Society(深圳人工智能与机器人研究院) Meituan(美团) Tianjin University(天津大学)

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2506.05806 2025-06-09 cs.CV

LLIA -- Enabling Low-Latency Interactive Avatars: Real-Time Audio-Driven Portrait Video Generation with Diffusion Models

Haojie Yu, Zhaonian Wang, Yihan Pan, Meng Cheng, Hao Yang, Chao Wang, Tao Xie, Xiaoming Xu, Xiaoming Wei, Xunliang Cai

机构 * Meituan Inc.(美团公司)

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2506.04579 2025-06-06 cs.CL

Selecting Demonstrations for Many-Shot In-Context Learning via Gradient Matching

Jianfei Zhang, Bei Li, Jun Bai, Rumei Li, Yanmeng Wang, Chenghua Lin, Wenge Rong

机构 * School of Computer Science and Engineering, Beihang University, China(北京航空航天大学计算机科学与工程学院) Meituan, Inc.(美团公司) Beijing Institute for General Artificial Intelligence, China(北京通用人工智能研究院) Ping An Technology, China(平安科技) Department of Computer Science, University of Manchester, UK(曼彻斯特大学计算机科学系)

Comments accepted to the ACL2025 Findings

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2503.04167 2025-06-05 cs.CV cs.AI

The Role of Visual Modality in Multimodal Mathematical Reasoning: Challenges and Insights

Yufang Liu, Yao Du, Tao Ji, Jianing Wang, Yang Liu, Yuanbin Wu, Aimin Zhou, Mengdi Zhang, Xunliang Cai

机构 * School of Computer Science and Technology, East China Normal University(东华师范大学计算机科学与技术学院) Meituan Inc.(美团公司) Fudan University(复旦大学) Pazhou Laboratory(Pazhou实验室)

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2506.02864 2025-06-04 cs.LG cs.AI

BNPO: Beta Normalization Policy Optimization

Changyi Xiao, Mengdi Zhang, Yixin Cao

机构 * School of Computer Science, Fudan University(复旦大学计算机学院) Meituan Group(美团集团)

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2506.01908 2025-06-03 cs.CV

Reinforcement Learning Tuning for VideoLLMs: Reward Design and Data Efficiency

Hongyu Li, Songhao Han, Yue Liao, Junfeng Luo, Jialin Gao, Shuicheng Yan, Si Liu

机构 * BUAA(北京航空航天大学) NUS(国立大学新加坡) Meituan(美团)

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2506.00959 2025-06-03 cs.LG

Hidden Representation Clustering with Multi-Task Representation Learning towards Robust Online Budget Allocation

Xiaohan Wang, Yu Zhang, Guibin Jiang, Bing Cheng, Wei Lin

机构 * Meituan Beijing, China(美团北京)

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2506.00828 2025-06-03 cs.IR cs.LG

Breaker: Removing Shortcut Cues with User Clustering for Single-slot Recommendation System

Chao Wang, Yue Zheng, Yujing Zhang, Yan Feng, Zhe Wang, Xiaowei Shi, An You, Yu Chen

机构 * Meituan Group(美团集团)

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2502.05551 2025-06-03 cs.CL

FRAME: Boosting LLMs with A Four-Quadrant Multi-Stage Pretraining Strategy

Xuemiao Zhang, Feiyu Duan, Liangyu Xu, Yongwei Zhou, Sirui Wang, Rongxiang Weng, Jingang Wang, Xunliang Cai

机构 * Peking University(北京大学) Beihang University(北航) Tsinghua University(清华大学) Meituan(美团)

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2501.08282 2025-06-03 cs.CV

LLaVA-ST: A Multimodal Large Language Model for Fine-Grained Spatial-Temporal Understanding

Hongyu Li, Jinyu Chen, Ziyu Wei, Shaofei Huang, Tianrui Hui, Jialin Gao, Xiaoming Wei, Si Liu

机构 * School of Artificial Intelligence, Beihang University(北京航空航天大学人工智能学院) School of Computer Science and Information Engineering, Hefei University of Technology(合肥工业大学计算机科学与信息工程学院) Institute of Information Engineering, Chinese Academy of Sciences(中国科学院信息工程研究所) Meituan(美团)

Comments Accepted by CVPR2025

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2506.00027 2025-06-03 cs.CL

From Mathematical Reasoning to Code: Generalization of Process Reward Models in Test-Time Scaling

Zhengyu Chen, Yudong Wang, Teng Xiao, Ruochen Zhou, Xuesheng Yang, Wei Wang, Zhifang Sui, Jingang Wang

机构 * Meituan Inc.(美团公司) National Key Laboratory for Multimedia Information Processing, Peking University(北京大学多媒体信息处理国家重点实验室) Pennsylvania State University(宾夕法尼亚大学)

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2505.24442 2025-06-02 cs.AI

RMoA: Optimizing Mixture-of-Agents through Diversity Maximization and Residual Compensation

Zhentao Xie, Chengcheng Han, Jinxin Shi, Wenjun Cui, Xin Zhao, Xingjiao Wu, Jiabao Zhao

机构 * East China Normal University(华东师范大学) Meituan Inc.(美团公司) Donghua University(东华大学) Tsinghua University(清华大学)

Comments Accepted by ACL 2025 (Findings)

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2505.16983 2025-05-30 cs.CL

LLM as Effective Streaming Processor: Bridging Streaming-Batch Mismatches with Group Position Encoding

Junlong Tong, Jinlan Fu, Zixuan Lin, Yingqi Fan, Anhao Zhao, Hui Su, Xiaoyu Shen

机构 * Shanghai Jiao Tong University(上海交通大学) Ningbo Key Laboratory of Spatial Intelligence and Digital Derivative(宁波空间智能与数字衍生关键实验室) Institute of Digital Twin, EIT(数字孪生研究所) National University of Singapore(新加坡国立大学) University of Science and Technology of China(中国科学技术大学) Meituan Inc.(美团公司)

Comments ACL 2025 Findings

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2504.01792 2025-05-30 cs.CV

UniViTAR: Unified Vision Transformer with Native Resolution

Limeng Qiao, Yiyang Gan, Bairui Wang, Jie Qin, Shuang Xu, Siqi Yang, Lin Ma

机构 * Meituan Project(美团项目)

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2505.22647 2025-05-29 cs.CV

Let Them Talk: Audio-Driven Multi-Person Conversational Video Generation

Zhe Kong, Feng Gao, Yong Zhang, Zhuoliang Kang, Xiaoming Wei, Xunliang Cai, Guanying Chen, Wenhan Luo

机构 * Shenzhen Campus of Sun Yat-sen University(中山大学深圳校区) Meituan(美团) AMC and Department of ECE, HKUST(香港科技大学AMC及电子与计算机工程系)

Comments Homepage: https://meigen-ai.github.io/multi-talk Github: https://github.com/MeiGen-AI/MultiTalk

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