arXivDaily arXiv每日学术速递 周一至周五更新

高校专区

Columbia University(哥伦比亚大学)

2026-06-10 至 2026-06-10 共收录 4
2606.11079 2026-06-10 cs.CL 新提交

VISTA: A Versatile Interactive User Simulation Toolkit for Agent Evaluation

VISTA:用于智能体评估的多功能交互式用户模拟工具包

Yunan Lu, Ryan Shea, Yusen Zhang, Zhou Yu

机构 * Department of Computer Science, Columbia University(哥伦比亚大学计算机科学系) Arklex.ai

AI总结 提出VISTA工具包,通过六项指标和混合用户模拟器(UI+API)提升智能体评估的真实性与全面性,在电商和教育场景中验证有效性。

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2606.10460 2026-06-10 cs.CL cs.AI 新提交

LakeQA: An Exploratory QA Benchmark over a Million-Scale Data Lake

LakeQA:百万级数据湖上的探索性问答基准

Haonan Wang, Jiaxiang Liu, Yurong Liu, Austin Senna Wijaya, Tianle Zhou, Eden Wu, Yijia Chen, Wanting You, Reya Vir, Daniela Pinto, Grace Fan, Yusen Zhang, Juliana Freire, Eugene Wu

机构 * Columbia University(哥伦比亚大学) New York University(纽约大学) Barnard College(巴纳德学院)

AI总结 提出LakeQA基准,要求LLM在9.5TB异构数据湖中搜索并多跳推理,GPT-5.2仅达18.37%精确匹配,挑战性强。

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2601.05232 2026-06-10 cs.CL cs.CY cs.LG 版本更新

AI Application Gives Users Real-Time Feedback on the Level of Peace in the Social Media Videos They Watch

AI应用为用户观看的社交媒体视频提供实时和平水平反馈

P. Gilda, P. Dungarwal, A. Thongkham, E. T. Ajayi, S. Choudhary, T. M. Terol, C. Lam, J. P. Araujo, M. McFadyen-Mungalln, L. S. Liebovitch, P. T. Coleman, H. West, K. Sieck, S. Carter

机构 * Data Science Institute, Columbia University(哥伦比亚大学数据科学研究所) Advanced Consortium on Cooperation, Conflict, and Complexity, Columbia University(哥伦比亚大学合作、冲突与复杂性高级联合体) Computer Science, Columbia University(哥伦比亚大学计算机科学) Data Science, St John’s University(圣约翰大学数据科学) Quantitative Methods in the Social Sciences, Columbia University(哥伦比亚大学社会科学定量方法) Barnard College, Columbia University(哥伦比亚大学巴纳德学院) Teachers College, Columbia University(哥伦比亚大学教师学院) Department of Industrial Engineering and Operations Research, Columbia University(哥伦比亚大学工业工程与运筹学系) Harmonious Communities, Toyota Research Institute(丰田研究院和谐社区)

AI总结 开发了一个实时分析YouTube视频中语言和平程度的AI应用,使用监督学习和大语言模型,大语言模型在测量和平相关社会维度上更接近人类编码者。

Comments 6 pages, 4 figures, corrected typos, minor edits; v3: 16 pages, improved title, abstract, introduction, discussion, conclusions, added more references

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2507.22017 2026-06-10 eess.IV cs.CV 版本更新

Cyst-X: A Multi-Center MRI Benchmark and Federated Learning Framework for Malignancy-Risk Stratification of Pancreatic Cystic Neoplasm

Cyst-X:用于胰腺囊性肿瘤恶性风险分层的多中心MRI基准与联邦学习框架

Hongyi Pan, Gorkem Durak, Elif Keles, Ziliang Hong, Deniz Seyithanoglu, Zheyuan Zhang, Alpay Medetalibeyoglu, Halil Ertugrul Aktas, Andrea Mia Bejar, Yavuz Taktak, Gulbiz Dagoglu Kartal, Mehmet Sukru Erturk, Timurhan Cebeci, Yury Velichko, Lili Zhao, Emil Agarunov, Federica Proietto Salanitri, Concetto Spampinato, Pallavi Tiwari, Ziyue Xu, Sachin Jambawalikar, Ivo G. Schoots, Marco J. Bruno, Chenchan Huang, Candice W. Bolan, Tamas Gonda, Frank H. Miller, Rajesh N. Keswani, Michael B. Wallace, Ulas Bagci

机构 * Machine & Hybrid Intelligence Lab, Department of Radiology, Northwestern University(机器与混合智能实验室,放射科,西北大学) Istanbul Faculty of Medicine, Istanbul University(伊斯坦布尔大学医学学院) Department of Biomedical Engineering and Radiology, University of Wisconsin-Madison(生物医学工程与放射科,威斯康星大学麦迪逊分校) Department of Preventive Medicine, Northwestern University(预防医学系,西北大学) Division of Gastroenterology and Hepatology, New York University(消化内科与肝病科,纽约大学) Department of Electrical, Electronic and Computer Engineering, University of Catania(电气、电子和计算机工程系,卡塔尼亚大学) NVIDIA Department of Radiology, Columbia University(放射科,哥伦比亚大学) Department of Radiology and Nuclear Medicine, Erasmus Medical Center(放射科与核医学科,埃因霍温医学院) Department of Gastroenterology and Hepatology, Erasmus Medical Center(消化内科与肝病科,埃因霍温医学院) Department of Radiology, New York University(放射科,纽约大学) Division of Gastroenterology and Hepatology, Mayo Clinic Florida(消化内科与肝病科,迈阿密诊所佛罗里达分部) Department of Gastroenterology and Hepatology, Northwestern University(消化内科与肝病科,西北大学)

AI总结 提出Cyst-X,一个多中心MRI基准和联邦学习框架,用于IPMN恶性风险分层,结合PanSegNet分割器和3D DenseNet-121分类器,在内部交叉验证中达到0.85的AUC,性能与放射科医生相当。

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