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Financial cybercrime prevention is an increasing issue with many organisations and governments. As deep learning models have progressed to identify illicit activity on various financial and social networks, the explainability behind the…

机器学习 · 计算机科学 2023-10-24 Jack Nicholls , Aditya Kuppa , Nhien-An Le-Khac

Recent research has developed a number of eXplainable AI (XAI) techniques, such as gradient-based approaches, input perturbation-base methods, and black-box explanation methods. While these XAI techniques can extract meaningful insights…

机器学习 · 计算机科学 2025-03-10 Xu Zheng , Farhad Shirani , Zhuomin Chen , Chaohao Lin , Wei Cheng , Wenbo Guo , Dongsheng Luo

Out of the participants in a randomized experiment with anticipated heterogeneous treatment effects, is it possible to identify which subjects have a positive treatment effect? While subgroup analysis has received attention, claims about…

统计方法学 · 统计学 2024-05-14 Boyan Duan , Larry Wasserman , Aaditya Ramdas

We discuss systematically two versions of confidence regions: those based on p-values and those based on e-values, a recent alternative to p-values. Both versions can be applied to multiple hypothesis testing, and in this paper we are…

统计理论 · 数学 2024-03-05 Vladimir Vovk , Ruodu Wang

Despite the popularity of the false discovery rate (FDR) as an error control metric for large-scale multiple testing, its close Bayesian counterpart the local false discovery rate (lfdr), defined as the posterior probability that a…

统计方法学 · 统计学 2023-09-22 Jake A. Soloff , Daniel Xiang , William Fithian

The transition of next generation advanced nuclear reactor systems from analog to fully digital instrumentation and control will necessitate robust mechanisms to safeguard against potential data integrity threats. One challenge is the…

系统与控制 · 电气工程与系统科学 2025-08-19 Zachery Dahm , Vasileios Theos , Konstantinos Vasili , William Richards , Konstantinos Gkouliaras , Stylianos Chatzidakis

In the setting of multiple testing, compound p-values generalize p-values by asking for superuniformity to hold only \emph{on average} across all true nulls. We study the properties of the Benjamini--Hochberg procedure applied to compound…

统计理论 · 数学 2025-07-30 Rina Foygel Barber , Richard J Samworth

Deep Q Network (DQN) firstly kicked the door of deep reinforcement learning (DRL) via combining deep learning (DL) with reinforcement learning (RL), which has noticed that the distribution of the acquired data would change during the…

机器学习 · 计算机科学 2022-01-11 Jiajun Fan , Changnan Xiao , Yue Huang

This paper designs methods for decentralized multiple hypothesis testing on graphs that are equipped with provable guarantees on the false discovery rate (FDR). We consider the setting where distinct agents reside on the nodes of an…

统计方法学 · 统计学 2025-07-08 Aaditya Ramdas , Jianbo Chen , Martin J. Wainwright , Michael I. Jordan

We develop a technique to improve the power of any e-value by a simple randomization involving one independent uniform random variable. Using this framework, we show that two procedures for false discovery rate (FDR) control -- the…

统计方法学 · 统计学 2025-12-15 Ziyu Xu , Aaditya Ramdas

We explicitly define the notions of (bona fide, approximate or asymptotic) compound p-values and e-values, which have been implicitly presented and used in the recent multiple testing literature. While it is known that the e-BH procedure…

统计方法学 · 统计学 2025-07-24 Nikolaos Ignatiadis , Ruodu Wang , Aaditya Ramdas

In many practical applications of multiple hypothesis testing using the False Discovery Rate (FDR), the given hypotheses can be naturally partitioned into groups, and one may not only want to control the number of false discoveries (wrongly…

统计方法学 · 统计学 2016-11-01 Rina Foygel Barber , Aaditya Ramdas

We introduce a novel method for the rigorous quantitative evaluation of online algorithms that relaxes the "radical worst-case" perspective of classic competitive analysis. In contrast to prior work, our method, referred to as randomly…

数据结构与算法 · 计算机科学 2026-04-16 Yuval Emek , Yuval Gil , Maciej Pacut , Stefan Schmid

Generative AI (GenAI) systems promise to transform knowledge work by automating a range of tasks, yet their deployment in enterprise settings remains hindered by the lack of systematic quality assurance mechanisms. We present an Expert…

软件工程 · 计算机科学 2026-01-21 Lucas Gren , Felix Dobslaw

Controlling the false discovery rate (FDR) in high-dimensional variable selection requires balancing rigorous error control with statistical power. Existing methods with provable guarantees are often overly conservative, creating a…

统计方法学 · 统计学 2026-02-06 Arnau Vilella , Jasin Machkour , Michael Muma , Daniel P. Palomar

In many large scale multiple testing applications, the hypotheses often have a known graphical structure, such as gene ontology in gene expression data. Exploiting this graphical structure in multiple testing procedures can improve power as…

统计方法学 · 统计学 2018-12-04 Wenge Guo , Gavin Lynch , Joseph P. Romano

In the online portfolio optimization framework, existing learning algorithms generate strategies that yield significantly poorer cumulative wealth compared to the best constant rebalancing portfolio in hindsight, despite being consistent in…

投资组合管理 · 定量金融 2025-07-09 Duy Khanh Lam

As AI rapidly advances, the security risks posed by AI are becoming increasingly severe, especially in critical scenarios, including those posing existential risks. If AI becomes uncontrollable, manipulated, or actively evades safety…

人工智能 · 计算机科学 2025-08-29 Donglin Wang , Weiyun Liang , Chunyuan Chen , Jing Xu , Yulong Fu

The closure principle is a standard tool for achieving strong family-wise error rate (FWER) control in multiple testing problems. We develop an e-value-based closed testing framework that inherits nice properties of e-values, which are…

统计方法学 · 统计学 2026-05-19 Will Hartog , Lihua Lei

As cyber threats continue to evolve, securing edge networks has become increasingly challenging due to their distributed nature and resource limitations. Many AI-driven threat detection systems rely on complex deep learning models, which,…

密码学与安全 · 计算机科学 2025-04-24 Milad Rahmati