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。

2025-07-30 至 2025-07-30 共收录 6 篇信号源：cs.CL, cs.AI, cs.LG

1. 后训练与偏好优化 6 篇

2507.21931 2025-07-30 cs.CL cs.AI 93%

Post-Training Large Language Models via Reinforcement Learning from Self-Feedback

Carel van Niekerk, Renato Vukovic, Benjamin Matthias Ruppik, Hsien-chin Lin, Milica Gašić

机构 * Heinrich Heine Universität（海因里希·海因大学）

专题命中后训练与偏好优化：large language model(title,abstract)；language model(title,abstract)；post-training(title,abstract)；LLM(abstract)

2507.17107 2025-07-30 cs.LG cs.AI 90%

Reinforcement Learning Fine-Tunes a Sparse Subnetwork in Large Language Models

Andrii Balashov

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

Comments The manuscript has been withdrawn due to significant overlap in methodology and results with a prior work (arXiv:2505.11711) that we were not aware of at the time of submission. To maintain academic integrity and avoid redundancy in the literature, we have chosen to withdraw this version

2503.06424 2025-07-30 cs.CL cs.CY 89%

Training LLM-based Tutors to Improve Student Learning Outcomes in Dialogues

Alexander Scarlatos, Naiming Liu, Jaewook Lee, Richard Baraniuk, Andrew Lan

机构 * University of Massachusetts Amherst（马萨诸塞大学阿默斯特分校）； Rice University（Rice大学）

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

Comments Published in AIED 2025: The 26th International Conference on Artificial Intelligence in Education

Journal ref In Artificial Intelligence in Education. AIED 2025. Lecture Notes in Computer Science(), vol 15877. Springer, Cham

2507.20133 2025-07-30 cs.CL cs.AI cs.LG 85%

Sem-DPO: Mitigating Semantic Inconsistency in Preference Optimization for Prompt Engineering

Anas Mohamed, Azal Ahmad Khan, Xinran Wang, Ahmad Faraz Khan, Shuwen Ge, Saman Bahzad Khan, Ayaan Ahmad, Ali Anwar

机构 * University of Minnesota（明尼苏达大学）； Virginia Tech（弗吉尼亚理工大学）； Xi’an University of Technology（西安理工大学）； Lahore University of Management Sciences（拉合尔管理科学大学）； University of California, Santa Cruz（加州大学圣克鲁兹分校）

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

2507.21848 2025-07-30 cs.AI 70%

EDGE-GRPO: Entropy-Driven GRPO with Guided Error Correction for Advantage Diversity

Xingjian Zhang, Siwei Wen, Wenjun Wu, Lei Huang

专题命中后训练与偏好优化：large language model(abstract)；language model(abstract)；分类 cs.AI

2507.21645 2025-07-30 cs.CL 70%

Libra: Assessing and Improving Reward Model by Learning to Think

Meng Zhou, Bei Li, Jiahao Liu, Xiaowen Shi, Yang Bai, Rongxiang Weng, Jingang Wang, Xunliang Cai

机构 * Meituan（美团）

专题命中后训练与偏好优化：large language model(abstract)；language model(abstract)；分类 cs.CL

Comments Work In Progress