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Neural network models have become the leading solution for a large variety of tasks, such as classification, language processing, protein folding, and others. However, their reliability is heavily plagued by adversarial inputs: small input…

机器学习 · 计算机科学 2022-10-04 Natan Levy , Guy Katz

The ability to detect faults is an important safety feature for event-based multi-agent systems. In most existing algorithms, each agent tries to detect faults by checking its own behavior. But what if one agent becomes unable to recognize…

系统与控制 · 电气工程与系统科学 2022-10-03 Alexander Gräfe , Dominik Baumann , Sebastian Trimpe

Localizing root causes for multi-dimensional data is critical to ensure online service systems' reliability. When a fault occurs, only the measure values within specific attribute combinations are abnormal. Such attribute combinations are…

软件工程 · 计算机科学 2023-05-08 Zeyan Li , Junjie Chen , Yihao Chen , Chengyang Luo , Yiwei Zhao , Yongqian Sun , Kaixin Sui , Xiping Wang , Dapeng Liu , Xing Jin , Qi Wang , Dan Pei

Reliable and accurate localization of mobile objects is essential for many applications in wireless networks. In range-based localization, the position of the object can be inferred using the distance measurements from wireless signals…

信息论 · 计算机科学 2013-09-19 Yuan Shen , Wenhan Dai , Moe Z. Win

Root cause analysis (RCA) for time-series anomaly detection is critical for the reliable operation of complex real-world systems. Existing explanation methods often rely on unrealistic feature perturbations and ignore temporal and…

机器学习 · 计算机科学 2026-04-21 Shashank Mishra , Karan Patil , Cedric Schockaert , Didier Stricker , Jason Rambach

Root cause analysis (RCA) in microservice systems is challenging, requiring on-call engineers to rapidly diagnose failures across heterogeneous telemetry such as metrics, logs, and traces. Traditional RCA methods often focus on single…

人工智能 · 计算机科学 2025-08-19 Yifang Tian , Yaming Liu , Zichun Chong , Zihang Huang , Hans-Arno Jacobsen

Causal inference is essential for data-driven decision-making, as it aims to uncover causal relationships from observational data. However, identifying causality remains challenging due to the potential for confounding and the distinction…

机器学习 · 统计学 2026-05-08 Tianyu Yang , Md. Noor-E-Alam

Deep neural networks (DNNs) are becoming an integral part of most software systems. Previous work has shown that DNNs have bugs. Unfortunately, existing debugging techniques do not support localizing DNN bugs because of the lack of…

软件工程 · 计算机科学 2021-03-08 Mohammad Wardat , Wei Le , Hridesh Rajan

Debugging imperative network programs is a challenging task for developers because understanding various network modules and complicated data structures is typically time-consuming. To address the challenge, this paper presents an automated…

软件工程 · 计算机科学 2021-10-22 Lei Shi , Yuepeng Wang , Rajeev Alur , Boon Thau Loo

Dataflow computing was shown to bring significant benefits to multiple niches of systems engineering and has the potential to become a general-purpose paradigm of choice for data-driven application development. One of the characteristic…

软件工程 · 计算机科学 2023-04-25 Andrei Paleyes , Neil D. Lawrence

Fault control and tolerance in wireless sensor network is a challenging problem because of limited energy, bandwidth, and computational complexity. While facing numerous threats these severely resource constrained nodes are responsible for…

网络与互联网体系结构 · 计算机科学 2014-07-08 Touseef Yousuf Darzi , Aminuddin Zabi , Pallavi M

This paper presents a novel approach to root cause attribution of delivery risks within supply chains by integrating causal discovery with reinforcement learning. As supply chains become increasingly complex, traditional methods of root…

人工智能 · 计算机科学 2025-06-12 Minheng Xiao

As multi-agent AI systems are increasingly deployed in real-world settings - from automated customer support to DevOps remediation - failures become harder to diagnose due to cascading effects, hidden dependencies, and long execution…

机器学习 · 计算机科学 2026-03-30 Zhaohui Geoffrey Wang

This paper addresses the challenge of fault root cause identification in cloud computing environments. The difficulty arises from complex system structures, dense service coupling, and limited fault information. To solve this problem, an…

分布式、并行与集群计算 · 计算机科学 2025-07-04 Bruce Fang , Danyi Gao

This paper investigates node deployment strategies for robust multi-node cooperative localization in integrated sensing and communication (ISAC) networks.We first analyze how steering vector correlation across different positions affects…

信号处理 · 电气工程与系统科学 2026-01-06 Haojin Li , Kaiqian Qu , Chen Sun , Anbang Zhang , Xiaoxue Wang , Wenqi Zhang , Haijun Zhang

This paper proposes a data-driven algorithm of locating the source of forced oscillations and suggests the physical interpretation of the method. By leveraging the sparsity of the forced oscillation sources along with the low-rank nature of…

信号处理 · 电气工程与系统科学 2019-08-28 Tong Huang , Nikolaos M. Freris , P. R. Kumar , Le Xie

This paper presents HURRA, a system that aims to reduce the time spent by human operators in the process of network troubleshooting. To do so, it comprises two modules that are plugged after any anomaly detection algorithm: (i) a first…

人工智能 · 计算机科学 2021-07-26 Jose M. Navarro , Dario Rossi

A sensor network can be described as a collection of sensor nodes which co-ordinate with each other to perform some specific function. These sensor nodes are mainly in large numbers and are densely deployed either inside the phenomenon or…

网络与互联网体系结构 · 计算机科学 2010-11-24 Muhammad Asim , Hala Mokhtar , Madjid Merabti

Mobile cellular network operators spend nearly a quarter of their revenue on network maintenance and management. A significant portion of that budget is spent on resolving faults diagnosed in the system that disrupt or degrade cellular…

网络与互联网体系结构 · 计算机科学 2022-02-01 Shruti Bothe , Usama Masood , Hasan Farooq , Ali Imran

Large-scale telecom and datacenter infrastructures rely on multi-layered service and resource models, where failures propagate across physical and logical components and affect multiple customers. Traditional approaches to root cause…

人工智能 · 计算机科学 2026-01-13 Nicolas Tacheny