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This systematic review focuses on anomaly detection for connected and autonomous vehicles. The initial database search identified 2160 articles, of which 203 were included in this review after rigorous screening and assessment. This study…

机器学习 · 计算机科学 2024-05-07 J. R. V. Solaas , N. Tuptuk , E. Mariconti

Over the last two decades, a lot of work has been done in improving network security, particularly in intrusion detection systems (IDS) and anomaly detection. Machine learning solutions have also been employed in IDSs to detect known and…

密码学与安全 · 计算机科学 2022-03-22 Sankha Das

Separating mid-path Internet performance from edge effects remains a fundamental challenge in network measurement. This paper presents a methodology for detecting anomalous topology, routing policies, and congested interconnections using…

网络与互联网体系结构 · 计算机科学 2026-03-30 Matt Mathis

Simulating student learning behaviors in open-ended problem-solving environments holds potential for education research, from training adaptive tutoring systems to stress-testing pedagogical interventions. However, collecting authentic data…

人工智能 · 计算机科学 2026-05-07 Hanchen David Wang , Clayton Cohn , Zifan Xu , Siyuan Guo , Gautam Biswas , Meiyi Ma

The inability of state-of-the-art semantic segmentation methods to detect anomaly instances hinders them from being deployed in safety-critical and complex applications, such as autonomous driving. Recent approaches have focused on either…

计算机视觉与模式识别 · 计算机科学 2021-03-10 Giancarlo Di Biase , Hermann Blum , Roland Siegwart , Cesar Cadena

Graph-level anomaly detection aims to identify abnormal graphs that exhibit deviant structures and node attributes compared to the majority in a graph set. One primary challenge is to learn normal patterns manifested in both fine-grained…

机器学习 · 计算机科学 2023-07-04 Chaoxi Niu , Guansong Pang , Ling Chen

Structured prediction is often approached by training a locally normalized model with maximum likelihood and decoding approximately with beam search. This approach leads to mismatches as, during training, the model is not exposed to its…

计算与语言 · 计算机科学 2020-10-13 Renato Negrinho , Matthew R. Gormley , Geoffrey J. Gordon

Water is the lifeblood of river networks, and its quality plays a crucial role in sustaining both aquatic ecosystems and human societies. Real-time monitoring of water quality is increasingly reliant on in-situ sensor technology. Anomaly…

机器学习 · 计算机科学 2023-06-02 Katie Buchhorn , Edgar Santos-Fernandez , Kerrie Mengersen , Robert Salomone

This paper addresses the problem of detecting anomalous activity in traffic networks where the network is not directly observed. Given knowledge of what the node-to-node traffic in a network should be, any activity that differs…

统计方法学 · 统计学 2019-02-20 Elizabeth Hou , Yasin Yilmaz , Alfred Hero

Behavioral malware detectors promise to expose previously unknown malware and are an important security primitive. However, even the best behavioral detectors suffer from high false positives and negatives. In this paper, we address the…

密码学与安全 · 计算机科学 2017-08-08 Mkhail Kazdagli , Constantine Caramanis , Sanjay Shakkottai , Mohit Tiwari

With the rapid development of the Internet, various types of anomaly traffic are threatening network security. We consider the problem of anomaly network traffic detection and propose a three-stage anomaly detection framework using only…

机器学习 · 计算机科学 2024-03-19 Zhangxuan Dang , Yu Zheng , Xinglin Lin , Chunlei Peng , Qiuyu Chen , Xinbo Gao

Event detection has been an important task in transportation, whose task is to detect points in time when large events disrupts a large portion of the urban traffic network. Travel information {Origin-Destination} (OD) matrix data by map…

机器学习 · 计算机科学 2020-12-29 Yue Hu , Ao Qu , Dan Work

Graph Neural Networks (GNNs) are widely applied for graph anomaly detection. As one of the key components for GNN design is to select a tailored spectral filter, we take the first step towards analyzing anomalies via the lens of the graph…

机器学习 · 计算机科学 2022-06-01 Jianheng Tang , Jiajin Li , Ziqi Gao , Jia Li

Routing is a crucial component in the design of Flying Ad-Hoc Networks (FANETs). State of the art routing solutions exploit the position of Unmanned Aerial Vehicles (UAVs) and their mobility information to determine the existence of links…

网络与互联网体系结构 · 计算机科学 2022-05-25 Anay Ajit Deshpande , Roberto Pereira , Federico Chiariotti , Adriano Pastore , Xavier Mestre , Andrea Zanella

Token communication (TC) is poised to play a pivotal role in emerging language-driven applications such as AI-generated content (AIGC) and wireless language models (LLMs). However, token loss caused by channel noise can severely degrade…

信号处理 · 电气工程与系统科学 2025-04-29 Seunghun Lee , Jihong Park , Jinho Choi , Hyuncheol Park

In modern highly interconnected power grids, automatic generation control (AGC) is crucial in maintaining the stability of the power grid. The dependence of the AGC system on the information and communications technology (ICT) system makes…

机器学习 · 计算机科学 2022-09-20 Tohid Behdadnia , Geert Deconinck

Beam alignment - the process of finding an optimal directional beam pair - is a challenging procedure crucial to millimeter wave (mmWave) communication systems. We propose a novel beam alignment method that learns a site-specific probing…

信号处理 · 电气工程与系统科学 2021-07-29 Yuqiang Heng , Jianhua Mo , Jeffrey G. Andrews

Anomalous crack region detection is a typical binary semantic segmentation task, which aims to detect pixels representing cracks on pavement surface images automatically by algorithms. Although existing deep learning-based methods have…

计算机视觉与模式识别 · 计算机科学 2024-03-11 Lei Xu , Moncef Gabbouj

Time series anomaly detection is extensively studied in statistics, economics, and computer science. Over the years, numerous methods have been proposed for time series anomaly detection using deep learning-based methods. Many of these…

机器学习 · 计算机科学 2022-08-25 Shahroz Tariq , Binh M. Le , Simon S. Woo

The Autonomous System (AS) topology of the Internet (up to 61k ASs) is growing at a rate of about 10% per year. The Border Gateway Protocol (BGP) starts to show its limits in terms of the number of routing table entries it can dynamically…

网络与互联网体系结构 · 计算机科学 2012-09-06 David Coudert , Luc Hogie , Aurélien Lancin , Dimitri Papadimitriou , Stéphane Pérennes , Issam Tahiri