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高校专区

Peking University(北京大学)

2026-02-26 至 2026-02-26 共收录 7
2602.22144 2026-02-26 cs.CV cs.AI cs.CL

NoLan: Mitigating Object Hallucinations in Large Vision-Language Models via Dynamic Suppression of Language Priors

NoLan: 通过动态抑制语言先验来缓解大视觉-语言模型中的对象幻觉

Lingfeng Ren, Weihao Yu, Runpeng Yu, Xinchao Wang

机构 * National University of Singapore, Singapore(新加坡国立大学) Peking University Shenzhen Graduate School, China(北京大学深圳研究生院)

AI总结 NoLan通过动态抑制语言先验缓解大视觉-语言模型中的对象幻觉问题,有效提升模型准确性。

Comments Code: https://github.com/lingfengren/NoLan

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2602.21929 2026-02-26 cs.CV

Geometry-as-context: Modulating Explicit 3D in Scene-consistent Video Generation to Geometry Context

几何作为上下文:调节显式3D以在场景一致视频生成中利用几何上下文

JiaKui Hu, Jialun Liu, Liying Yang, Xinliang Zhang, Kaiwen Li, Shuang Zeng, Yuanwei Li, Haibin Huang, Chi Zhang, Yanye Lu

机构 * Institute of Medical Technology, Peking University(北京大学医学技术学院) TeleAI MUST

AI总结 本文提出几何作为上下文的方法,通过自回归模型迭代生成3D场景,提升视频生成的场景一致性和相机控制能力。

Comments Accepted by CVPR 2026

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2602.21779 2026-02-26 cs.CV cs.AI

Beyond Static Artifacts: A Forensic Benchmark for Video Deepfake Reasoning in Vision Language Models

超越静态伪影:一种用于视觉语言模型中视频深度伪造推理的取证基准

Zheyuan Gu, Qingsong Zhao, Yusong Wang, Zhaohong Huang, Xinqi Li, Cheng Yuan, Jiaowei Shao, Chi Zhang, Xuelong Li

机构 * Institute of Artificial Intelligence, China Telecom (TeleAI)(人工智能研究院,中国电信(TeleAI)) Peking University(北京大学) Fudan University(复旦大学)

AI总结 本文提出FAQ基准,通过多选任务提升视觉语言模型对视频深度伪造的时间推理能力,并通过实验验证其有效性。

Comments 16 pages, 9 figures. Submitted to CVPR 2026

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2602.21736 2026-02-26 cs.RO

Joint-Aligned Latent Action: Towards Scalable VLA Pretraining in the Wild

联合对齐的潜在动作:迈向大规模野外VLA预训练

Hao Luo, Ye Wang, Wanpeng Zhang, Haoqi Yuan, Yicheng Feng, Haiweng Xu, Sipeng Zheng, Zongqing Lu

机构 * Peking University(北京大学) Renmin University of China(中国人民大学) BeingBeyond

AI总结 JALA通过联合对齐的潜在动作预训练框架,提升从人类数据中大规模预训练视觉-语言-动作模型的效率与性能。

Comments CVPR2026

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2507.02376 2026-02-26 cs.SE cs.AI cs.DC

On the Inference (In-)Security of Vertical Federated Learning: Efficient Auditing against Inference Tampering Attack

关于垂直联邦学习(VFL)的推断(不)安全性的推断:针对推断篡改攻击的高效审计

Chung-ju Huang, Ziqi Zhang, Yinggui Wang, Binghui Wang, Tao Wei, Leye Wang

机构 * Key Laboratory of High-Confidence \ Technologies (MOE) School of Computer Science Peking University Beijing China Department of Computer Science, University of Illinois Urbana-Champaign Champaign Illinois USA Department of Computer Science, Illinois Institute of Technology Chicago Illinois USA Key Laboratory of High-Confidence \ Technologies (MOE) School of Computer Science Peking University Department of Computer Science, University of Illinois Urbana-Champaign Department of Computer Science, Illinois Institute of Technology

AI总结 本文提出VeFIA框架,用于检测垂直联邦学习中的推断篡改攻击,通过可信执行环境验证数据方计算结果的正确性,有效提升安全性和隐私保护。

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2504.14868 2026-02-26 cs.CV

Twin Co-Adaptive Dialogue for Progressive Image Generation

双适应对话用于渐进式图像生成

Jianhui Wang, Yangfan He, Yan Zhong, Xinyuan Song, Jiayi Su, Yuheng Feng, Ruoyu Wang, Hongyang He, Wenyu Zhu, Xinhang Yuan, Miao Zhang, Keqin Li, Jiaqi Chen, Tianyu Shi, Xueqian Wang

机构 * University of Electronic Science and Technology of China(电子科技大学) University of Minnesota Twin Cities(明尼苏达大学双城分校) Peking University(北京大学) Emory University(埃默里大学) Xiamen University Malaysia(马来西亚厦门大学) Hong Kong Polytechnic University(香港理工大学) Tsinghua University(清华大学) University of Warwick(沃里克大学) Washington University, Saint Louis(圣路易斯华盛顿大学) University of Toronto(多伦多大学) Google(谷歌)

AI总结 Twin-Co通过同步对话优化图像生成,提升生成质量和用户体验。

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2503.06692 2026-02-26 cs.CL cs.AI

InftyThink: Breaking the Length Limits of Long-Context Reasoning in Large Language Models

InftyThink: 突破大型语言模型长上下文推理的长度限制

Yuchen Yan, Yongliang Shen, Yang Liu, Jin Jiang, Mengdi Zhang, Jian Shao, Yueting Zhuang

机构 * Zhejiang University(浙江大学) Meituan Group(美团集团) Peking University(北京大学)

AI总结 InftyThink通过迭代推理与中间摘要机制,突破大型语言模型长上下文推理的长度限制,提升推理深度与效率。

Comments ICLR 2026: https://openreview.net/forum?id=T1h5em349L Project Page: https://zju-real.github.io/InftyThink Code: https://github.com/ZJU-REAL/InftyThink

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