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高校专区

Peking University(北京大学)

2026-07-17 至 2026-07-17 共收录 2
2604.22433 2026-07-17 cs.LG 版本更新

From physical surfaces to human-centric heat stress: LST and UTCI heat mapping reveals nonlinear effects of urban morphology

超越地表温度:可解释的空间机器学习揭示城市形态对以人类为中心的热压力的影响

Yuan Wang, Shengao Yi, Xiaojiang Li, Pengyuan Liu, Zhiwei Yang, Ronita Bardhan, Rudi Stouffs

机构 * Department of Architecture, National University of Singapore, Singapore 117566, Singapore Cambridge Centre for Advanced Research Sustainable Design Group, Department of Architecture, University of Cambridge, Cambridge, United Kingdom Department of City Regional Planning, University of Pennsylvania, Philadelphia, PA 19104, USA Urban Analytics Subject Group, Urban Studies \& Social Policy Division, University of Glasgow Laboratory for Earth Surface Processes, Ministry of Education, College of Urban Environmental Sciences, Peking University, Beijing 100871, China

AI总结 本文通过比较地表温度与通用热气候指数,揭示城市形态对人类热压力的影响,采用可解释的机器学习方法分析两者在空间分布和机制上的差异。

Comments Accepted manuscript. The final published version is available at https://doi.org/10.1016/j.scs.2026.107659

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2603.15727 2026-07-17 cs.CR cs.AI cs.LG cs.MA cs.SE 版本更新

AgentWorm: Self-Propagating Attacks Across LLM Agent Ecosystems

ClawWorm:针对LLM代理生态系统自主传播的攻击

Yihao Zhang, Zeming Wei, Xiaokun Luan, Chengcan Wu, Zhixin Zhang, Jiangrong Wu, Haolin Wu, Huanran Chen, Jun Sun, Meng Sun

机构 * Peking University(北京大学) Sun Yat-sen University(中山大学) Wuhan University(武汉大学) Tsinghua University(清华大学) Singapore Management University(新加坡管理学院)

AI总结 研究提出ClawWorm,首个自主传播的LLM代理框架攻击,通过单条消息实现持久化感染与多跳传播,揭示模型安全姿态差异及防御策略。

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