4 papers
Dependence-Aware Risk Assessment and Optimal Design of AI-Agent Safeguard Systems
Yijia Li, Maochao Xu, Peng Zhao
Large language model (LLM) agents increasingly rely on safeguards to prevent unauthorized actions while preserving legitimate service. However, existing risk assessments often focu…
On the Convex Transform Order of Order Statistics
Yijia Li, Maochao Xu, Peng Zhao
Let X1,...,Xn be independent exponential random variables with arbitrary positive, not necessarily equal, rates, and let Y1,\ldots,Yn be independent and identically distributed exp…
Smart Home Cyber Insurance Pricing
Xiaoyu Zhang, Maochao Xu, Shouhuai Xu
Our homes are increasingly employing various kinds of Internet of Things (IoT) devices, leading to the notion of smart homes. While this trend brings convenience to our daily life,…
Bayesian Nowcasting Data Breach IBNR Incidents
Maochao Xu, Hong Sun, Peng Zhao
The reporting delay in data breach incidents poses a formidable challenge for Incurred But Not Reported (IBNR) studies, complicating reserve estimation for actuarial professionals.…