arXivDaily arXiv每日学术速递 周一至周五更新

AI 大模型

语言大模型 / LLM

大语言模型、预训练、指令微调、后训练和语言模型应用。

共收录 4516 信号源:cs.CL, cs.AI, cs.LG

1. 后训练与偏好优化 4516 篇

2511.12573 2025-11-18 cs.CL cs.AI 86%

Mitigating Length Bias in RLHF through a Causal Lens

Hyeonji Kim, Sujeong Oh, Sanghack Lee

专题命中 后训练与偏好优化 :RLHF(title,abstract);large language model(abstract);language model(abstract);分类 cs.CL、cs.AI

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2511.08325 2025-11-12 cs.CL cs.IR cs.LG 86%

AgentPRM: Process Reward Models for LLM Agents via Step-Wise Promise and Progress

Zhiheng Xi, Chenyang Liao, Guanyu Li, Yajie Yang, Wenxiang Chen, Zhihao Zhang, Binghai Wang, Senjie Jin, Yuhao Zhou, Jian Guan, Wei Wu, Tao Ji, Tao Gui, Qi Zhang, Xuanjing Huang

机构 * Fudan University(复旦大学) Ant Group(蚂蚁集团)

专题命中 后训练与偏好优化 :LLM(title,abstract);large language model(abstract);language model(abstract);分类 cs.CL、cs.LG

Comments Preprint

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2505.23349 2025-11-12 cs.LG cs.AI 86%

Towards Reward Fairness in RLHF: From a Resource Allocation Perspective

Sheng Ouyang, Yulan Hu, Ge Chen, Qingyang Li, Fuzheng Zhang, Yong Liu

机构 * Gaoling School of Artificial Intelligence, Renmin University of China(中国人民大学人工智能学院) Beijing Key Laboratory of Research on Large Models and Intelligent Governance(北京大型模型与智能治理研究重点实验室) Engineering Research Center of Next-Generation Intelligent Search and Recommendation, MOE(下一代智能搜索与推荐工程技术研究中心,教育部) Kuaishou Technology(快手科技) University of Chinese Academy of Sciences(中国科学院大学)

专题命中 后训练与偏好优化 :RLHF(title,abstract);large language model(abstract);language model(abstract);分类 cs.AI、cs.LG

Comments Accepted to ACL 2025

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2511.07477 2025-11-12 cs.CY cs.AI cs.CL 86%

The Polite Liar: Epistemic Pathology in Language Models

Bentley DeVilling

专题命中 后训练与偏好优化 :language model(title,abstract);large language model(abstract);RLHF(abstract);分类 cs.CL、cs.AI

Comments 17 pages, 2 tables, Preprint - under review at AI & Society

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2505.13487 2025-11-03 cs.CL cs.AI 86%

Detecting Prefix Bias in LLM-based Reward Models

Ashwin Kumar, Yuzi He, Aram H. Markosyan, Bobbie Chern, Imanol Arrieta-Ibarra

机构 * Washington University in St Louis(华盛顿大学圣路易斯分校) Meta Platforms, Inc.(Meta平台公司)

专题命中 后训练与偏好优化 :LLM(title,abstract);language model(abstract);RLHF(abstract);分类 cs.CL、cs.AI

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2510.19178 2025-10-28 cs.LG cs.AI 86%

Imbalanced Gradients in RL Post-Training of Multi-Task LLMs

Runzhe Wu, Ankur Samanta, Ayush Jain, Scott Fujimoto, Jeongyeol Kwon, Ben Kretzu, Youliang Yu, Kaveh Hassani, Boris Vidolov, Yonathan Efroni

机构 * Meta AI Meta Superintelligence Labs(Meta 超智能实验室) Columbia University(哥伦比亚大学) Tel Aviv University(特拉维夫大学)

专题命中 后训练与偏好优化 :post-training(title,abstract);large language model(abstract);language model(abstract);分类 cs.AI、cs.LG

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2502.13177 2025-10-28 cs.LG cs.AI 86%

KL Penalty Control via Perturbation for Direct Preference Optimization

Sangkyu Lee, Janghoon Han, Hosung Song, Stanley Jungkyu Choi, Honglak Lee, Youngjae Yu

专题命中 后训练与偏好优化 :preference optimization(title,abstract);large language model(abstract);language model(abstract);分类 cs.AI、cs.LG

Comments Published as a main conference track paper at NeurIPS 2025

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2510.13512 2025-10-16 cs.LG cs.AI 86%

Offline and Online KL-Regularized RLHF under Differential Privacy

Yulian Wu, Rushil Thareja, Praneeth Vepakomma, Francesco Orabona

机构 * King Abdullah University of Science and Technology (KAUST)(卡布尔大学科学与技术学院) Mohamed bin Zayed University of Artificial Intelligence (MBZUAI)(穆罕默德·本·扎耶德人工智能大学) Massachusetts Institute of Technology (MIT)(麻省理工学院)

专题命中 后训练与偏好优化 :RLHF(title,abstract);large language model(abstract);language model(abstract);分类 cs.AI、cs.LG

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2509.23564 2025-10-15 cs.AI cs.CL 86%

Clean First, Align Later: Benchmarking Preference Data Cleaning for Reliable LLM Alignment

Samuel Yeh, Sharon Li

专题命中 后训练与偏好优化 :LLM(title,abstract);large language model(abstract);language model(abstract);分类 cs.CL、cs.AI

Comments NeurIPS 2025

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2508.09138 2025-10-07 cs.CL cs.AI 86%

Time Is a Feature: Exploiting Temporal Dynamics in Diffusion Language Models

Wen Wang, Bozhen Fang, Chenchen Jing, Yongliang Shen, Yangyi Shen, Qiuyu Wang, Hao Ouyang, Hao Chen, Chunhua Shen

机构 * Zhejiang University(浙江大学) Ant Group(蚂蚁集团) Zhejiang University of Technology(浙江工业大学) Stanford University(斯坦福大学)

专题命中 后训练与偏好优化 :language model(title,abstract);large language model(abstract);post-training(abstract);分类 cs.CL、cs.AI

Comments Project webpage: https://aim-uofa.github.io/dLLM-MidTruth

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2509.25717 2025-10-01 cs.CV cs.CL cs.LG 86%

Importance Sampling for Multi-Negative Multimodal Direct Preference Optimization

Xintong Li, Chuhan Wang, Junda Wu, Rohan Surana, Tong Yu, Julian McAuley, Jingbo Shang

机构 * University of California, San Diego(加州大学圣迭戈分校) Adobe Research(Adobe研究)

专题命中 后训练与偏好优化 :preference optimization(title,abstract);language model(abstract);pretraining(abstract);分类 cs.CL、cs.LG

Comments Preprint

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2508.15845 2025-09-30 cs.CL cs.AI 86%

Coarse-to-Fine Personalized LLM Impressions for Streamlined Radiology Reports

Chengbo Sun, Hui Yi Leong, Lei Li

机构 * University of Chicago(芝加哥大学) University of Washington(华盛顿大学)

专题命中 后训练与偏好优化 :LLM(title);large language model(abstract);language model(abstract);RLHF(abstract)

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2509.21351 2025-09-29 cs.CV cs.AI cs.CL 86%

Random Direct Preference Optimization for Radiography Report Generation

Valentin Samokhin, Boris Shirokikh, Mikhail Goncharov, Dmitriy Umerenkov, Maksim Bobrin, Ivan Oseledets, Dmitry Dylov, Mikhail Belyaev

机构 * Artificial Intelligence Research Institute (AIRI)(人工智能研究院) Skolkovo Institute of Science and Technology(斯克罗夫学院) Institute for Information Transmission Problems(信息传输问题研究所)

专题命中 后训练与偏好优化 :preference optimization(title,abstract);large language model(abstract);language model(abstract);分类 cs.CL、cs.AI

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2509.14172 2025-09-22 cs.LG cs.AI 86%

TGPO: Tree-Guided Preference Optimization for Robust Web Agent Reinforcement Learning

Ziyuan Chen, Zhenghui Zhao, Zhangye Han, Miancan Liu, Xianhang Ye, Yiqing Li, Hongbo Min, Jinkui Ren, Xiantao Zhang, Guitao Cao

机构 * East China Normal University(东华大学) Alibaba Group(阿里巴巴集团) University of Electronic Science and Technology of China(电子科技大学) Wuhan University(武汉大学) Sun Yat-sen University(中山大学)

专题命中 后训练与偏好优化 :preference optimization(title,abstract);large language model(abstract);language model(abstract);分类 cs.AI、cs.LG

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2503.12301 2025-09-16 cs.LG cs.CL 86%

One Goal, Many Challenges: Robust Preference Optimization Amid Content-Aware and Multi-Source Noise

Amirabbas Afzali, Amirhossein Afsharrad, Seyed Shahabeddin Mousavi, Sanjay Lall

专题命中 后训练与偏好优化 :preference optimization(title,abstract);large language model(abstract);language model(abstract);分类 cs.CL、cs.LG

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2508.20181 2025-08-29 cs.CV cs.AI cs.CL cs.MM 86%

Mitigating Hallucinations in Multimodal LLMs via Object-aware Preference Optimization

Alberto Compagnoni, Davide Caffagni, Nicholas Moratelli, Lorenzo Baraldi, Marcella Cornia, Rita Cucchiara

机构 * University of Modena and Reggio Emilia(摩德纳和雷吉奥艾米利亚大学)

专题命中 后训练与偏好优化 :preference optimization(title,abstract);large language model(abstract);language model(abstract);分类 cs.CL、cs.AI

Comments BMVC 2025

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2508.17000 2025-08-26 cs.CL cs.LG 86%

KL-Regularised Q-Learning: A Token-level Action-Value perspective on Online RLHF

Jason R Brown, Lennie Wells, Edward James Young, Sergio Bacallado

机构 * Computational and Biological Learning Group, Department of Engineering, University of Cambridge, Cambridge, UK(计算生物学学习组,工程系,剑桥大学,剑桥,英国) Department of Computer Science and Technology, University of Cambridge, Cambridge, UK(计算机科学与技术系,剑桥大学,剑桥,英国) Statistics Laboratory, Department of Pure Mathematics and Mathematical Statistics, University of Cambridge, UK(统计实验室,纯粹数学与数学统计系,剑桥大学,英国)

专题命中 后训练与偏好优化 :RLHF(title,abstract);LLM(abstract);language model(abstract);分类 cs.CL、cs.LG

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2507.22789 2025-08-01 cs.LG cs.AI 86%

G-Core: A Simple, Scalable and Balanced RLHF Trainer

Junyu Wu, Weiming Chang, Xiaotao Liu, Guanyou He, Haoqiang Hong, Boqi Liu, Hongtao Tian, Tao Yang, Yunsheng Shi, Feng Lin, Ting Yao

专题命中 后训练与偏好优化 :RLHF(title,abstract);large language model(abstract);language model(abstract);分类 cs.AI、cs.LG

Comments I haven't received company approval yet, and I uploaded it by mistake

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2506.15706 2025-06-23 cs.LG cs.AI 86%

MDPO: Multi-Granularity Direct Preference Optimization for Mathematical Reasoning

Yunze Lin

专题命中 后训练与偏好优化 :preference optimization(title,abstract);large language model(abstract);language model(abstract);分类 cs.AI、cs.LG

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2504.04524 2025-06-19 cs.LG cs.AI 86%

Trust Region Preference Approximation: A simple and stable reinforcement learning algorithm for LLM reasoning

Xuerui Su, Shufang Xie, Guoqing Liu, Yingce Xia, Renqian Luo, Peiran Jin, Zhiming Ma, Yue Wang, Zun Wang, Yuting Liu

专题命中 后训练与偏好优化 :LLM(title);large language model(abstract);language model(abstract);preference optimization(abstract)

Comments 10pages

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2502.17507 2025-06-17 cs.LG cs.AI 86%

C2-DPO: Constrained Controlled Direct Preference Optimization

Kavosh Asadi, Julien Han, Idan Pipano, Xingzi Xu, Dominique Perrault-Joncas, Shoham Sabach, Karim Bouyarmane, Mohammad Ghavamzadeh

机构 * Amazon(亚马逊公司) Technion(技术学院) Duke(杜克大学)

专题命中 后训练与偏好优化 :preference optimization(title,abstract);language model(abstract);RLHF(abstract);分类 cs.AI、cs.LG

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2506.07165 2025-06-10 cs.LG cs.AI 86%

AMoPO: Adaptive Multi-objective Preference Optimization without Reward Models and Reference Models

Qi Liu, Jingqing Ruan, Hao Li, Haodong Zhao, Desheng Wang, Jiansong Chen, Wan Guanglu, Xunliang Cai, Zhi Zheng, Tong Xu

专题命中 后训练与偏好优化 :preference optimization(title,abstract);large language model(abstract);language model(abstract);分类 cs.AI、cs.LG

Comments Accepted by ACL 2025

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2406.12091 2025-06-10 cs.LG cs.CL cs.CR 86%

Is poisoning a real threat to LLM alignment? Maybe more so than you think

Pankayaraj Pathmanathan, Souradip Chakraborty, Xiangyu Liu, Yongyuan Liang, Furong Huang

机构 * University of Maryland(马里兰大学) Capital One(Capital One公司)

专题命中 后训练与偏好优化 :LLM(title);large language model(abstract);language model(abstract);RLHF(abstract)

Journal ref AAAI 2025

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2406.13474 2025-06-09 cs.LG cs.AI 86%

BoA: Attention-aware Post-training Quantization without Backpropagation

Junhan Kim, Ho-young Kim, Eulrang Cho, Chungman Lee, Joonyoung Kim, Yongkweon Jeon

专题命中 后训练与偏好优化 :post-training(title,abstract);large language model(abstract);language model(abstract);分类 cs.AI、cs.LG

Comments ICML 2025

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2505.20359 2025-05-30 cs.LG cs.AI 86%

Risk-aware Direct Preference Optimization under Nested Risk Measure

Lijun Zhang, Lin Li, Yajie Qi, Huizhong Song, Yaodong Yang, Jun Wang, Wei Wei

机构 * Key Laboratory of Computational Intelligence and Chinese Information Processing of Ministry of Education, School of Computer and Information Technology, Shanxi University(教育部计算智能与中文信息处理重点实验室,计算机与信息学院,山西大学) Institute for AI, Peking University(人工智能研究院,北京大学) University College London(伦敦大学学院)

专题命中 后训练与偏好优化 :preference optimization(title,abstract);large language model(abstract);language model(abstract);分类 cs.AI、cs.LG

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2503.17682 2025-05-23 cs.LG cs.AI 86%

Safe RLHF-V: Safe Reinforcement Learning from Multi-modal Human Feedback

Jiaming Ji, Xinyu Chen, Rui Pan, Conghui Zhang, Han Zhu, Jiahao Li, Donghai Hong, Boyuan Chen, Jiayi Zhou, Kaile Wang, Juntao Dai, Chi-Min Chan, Yida Tang, Sirui Han, Yike Guo, Yaodong Yang

机构 * Peking University(北京大学) Hong Kong University of Science and Technology(香港科技大学)

专题命中 后训练与偏好优化 :RLHF(title,abstract);large language model(abstract);language model(abstract);分类 cs.AI、cs.LG

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2410.12735 2025-04-29 cs.LG cs.CL 86%

CREAM: Consistency Regularized Self-Rewarding Language Models

Zhaoyang Wang, Weilei He, Zhiyuan Liang, Xuchao Zhang, Chetan Bansal, Ying Wei, Weitong Zhang, Huaxiu Yao

机构 * University of North Carolina at Chapel Hill(北卡罗来纳大学教堂山分校) Nanyang Technological University(南洋理工大学) National University of Singapore(国立新加坡大学) Microsoft Research(微软研究院)

专题命中 后训练与偏好优化 :language model(title,abstract);LLM(abstract);large language model(abstract);分类 cs.CL、cs.LG

Comments To appear at ICLR 2025

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2504.08772 2025-04-15 cs.LG cs.AI 86%

Reward Generation via Large Vision-Language Model in Offline Reinforcement Learning

Younghwan Lee, Tung M. Luu, Donghoon Lee, Chang D. Yoo

专题命中 后训练与偏好优化 :language model(title,abstract);RLHF(abstract);prompting(abstract);分类 cs.AI、cs.LG

Comments 5 pages, ICASSP 2025. First two authors are equally contributed

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2412.21037 2025-04-11 cs.SD cs.AI cs.CL eess.AS 86%

TangoFlux: Super Fast and Faithful Text to Audio Generation with Flow Matching and Clap-Ranked Preference Optimization

Chia-Yu Hung, Navonil Majumder, Zhifeng Kong, Ambuj Mehrish, Amir Ali Bagherzadeh, Chuan Li, Rafael Valle, Bryan Catanzaro, Soujanya Poria

专题命中 后训练与偏好优化 :preference optimization(title,abstract);large language model(abstract);language model(abstract);分类 cs.CL、cs.AI

Comments https://tangoflux.github.io/

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2504.03185 2025-04-07 cs.CL cs.AI 86%

Learning Natural Language Constraints for Safe Reinforcement Learning of Language Agents

Jaymari Chua, Chen Wang, Lina Yao

专题命中 后训练与偏好优化 :language agent(title);large language model(abstract);language model(abstract);RLHF(abstract)

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