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The detection of anomalies is essential mining task for the security and reliability in computer systems. Logs are a common and major data source for anomaly detection methods in almost every computer system. They collect a range of…

Machine Learning · Computer Science 2020-08-24 Sasho Nedelkoski , Jasmin Bogatinovski , Alexander Acker , Jorge Cardoso , Odej Kao

For security, environmental, and regulatory purposes it is useful to continuously monitor wide areas for unexpected changes in radioactivity. We report on a temporal anomaly detection algorithm which uses mobile detectors to build a spatial…

Data Analysis, Statistics and Probability · Physics 2014-07-10 Alex Reinhart , Alex Athey , Steven Biegalski

The anomaly detection method presented by this paper has a special feature: it does not only indicate whether an observation is anomalous or not but also tells what exactly makes an anomalous observation unusual. Hence, it provides support…

Machine Learning · Computer Science 2019-12-05 Gábor Horváth , Edith Kovács , Roland Molontay , Szabolcs Nováczki

Log-based predictive maintenance of computing centers is a main concern regarding the worldwide computing grid that supports the CERN (European Organization for Nuclear Research) physics experiments. A log, as event-oriented adhoc…

Neural and Evolutionary Computing · Computer Science 2020-05-11 Leticia Decker , Daniel Leite , Fabio Viola , Daniele Bonacorsi

Computer network anomaly detection and log analysis, as an important topic in the field of network security, has been a key task to ensure network security and system reliability. First, existing network anomaly detection and log analysis…

Machine Learning · Computer Science 2024-09-17 Shuzhan Wang , Ruxue Jiang , Zhaoqi Wang , Yan Zhou

Accounting for the increased concern for public safety, automatic abnormal event detection and recognition in a surveillance scene is crucial. It is a current open study subject because of its intricacy and utility. The identification of…

Computer Vision and Pattern Recognition · Computer Science 2023-11-27 Anikeit Sethi , Krishanu Saini , Sai Mounika Mididoddi

We propose a new method to define anomaly scores and apply this to particle physics collider events. Anomalies can be either rare, meaning that these events are a minority in the normal dataset, or different, meaning they have values that…

High Energy Physics - Phenomenology · Physics 2022-03-09 Sascha Caron , Luc Hendriks , Rob Verheyen

Scientific discoveries are often made by finding a pattern or object that was not predicted by the known rules of science. Oftentimes, these anomalous events or objects that do not conform to the norms are an indication that the rules of…

Machine Learning · Computer Science 2026-02-17 Elizabeth G. Campolongo , Yuan-Tang Chou , Ekaterina Govorkova , Wahid Bhimji , Wei-Lun Chao , Chris Harris , Shih-Chieh Hsu , Hilmar Lapp , Mark S. Neubauer , Josephine Namayanja , Aneesh Subramanian , Philip Harris , Advaith Anand , David E. Carlyn , Subhankar Ghosh , Christopher Lawrence , Eric Moreno , Ryan Raikman , Jiaman Wu , Ziheng Zhang , Bayu Adhi , Mohammad Ahmadi Gharehtoragh , Saúl Alonso Monsalve , Marta Babicz , Furqan Baig , Namrata Banerji , William Bardon , Tyler Barna , Tanya Berger-Wolf , Adji Bousso Dieng , Micah Brachman , Quentin Buat , David C. Y. Hui , Phuong Cao , Franco Cerino , Yi-Chun Chang , Shivaji Chaulagain , An-Kai Chen , Deming Chen , Eric Chen , Chia-Jui Chou , Zih-Chen Ciou , Miles Cochran-Branson , Artur Cordeiro Oudot Choi , Michael Coughlin , Matteo Cremonesi , Maria Dadarlat , Peter Darch , Malina Desai , Daniel Diaz , Steven Dillmann , Javier Duarte , Isla Duporge , Urbas Ekka , Saba Entezari Heravi , Hao Fang , Rian Flynn , Geoffrey Fox , Emily Freed , Hang Gao , Jing Gao , Julia Gonski , Matthew Graham , Abolfazl Hashemi , Scott Hauck , James Hazelden , Joshua Henry Peterson , Duc Hoang , Wei Hu , Mirco Huennefeld , David Hyde , Vandana Janeja , Nattapon Jaroenchai , Haoyi Jia , Yunfan Kang , Maksim Kholiavchenko , Elham E. Khoda , Sangin Kim , Aditya Kumar , Bo-Cheng Lai , Trung Le , Chi-Wei Lee , JangHyeon Lee , Shaocheng Lee , Suzan van der Lee , Charles Lewis , Haitong Li , Haoyang Li , Henry Liao , Mia Liu , Xiaolin Liu , Xiulong Liu , Vladimir Loncar , Fangzheng Lyu , Ilya Makarov , Abhishikth Mallampalli , Chen-Yu Mao , Alexander Michels , Alexander Migala , Farouk Mokhtar , Mathieu Morlighem , Min Namgung , Andrzej Novak , Andrew Novick , Amy Orsborn , Anand Padmanabhan , Jia-Cheng Pan , Sneh Pandya , Zhiyuan Pei , Ana Peixoto , George Percivall , Alex Po Leung , Sanjay Purushotham , Zhiqiang Que , Melissa Quinnan , Arghya Ranjan , Dylan Rankin , Christina Reissel , Benedikt Riedel , Dan Rubenstein , Argyro Sasli , Eli Shlizerman , Arushi Singh , Kim Singh , Eric R. Sokol , Arturo Sorensen , Yu Su , Mitra Taheri , Vaibhav Thakkar , Ann Mariam Thomas , Eric Toberer , Chenghan Tsai , Rebecca Vandewalle , Arjun Verma , Ricco C. Venterea , He Wang , Jianwu Wang , Sam Wang , Shaowen Wang , Gordon Watts , Jason Weitz , Andrew Wildridge , Rebecca Williams , Scott Wolf , Yue Xu , Jianqi Yan , Jai Yu , Yulei Zhang , Haoran Zhao , Ying Zhao , Yibo Zhong

Anomaly detection is a classical problem where the aim is to detect anomalous data that do not belong to the normal data distribution. Current state-of-the-art methods for anomaly detection on complex high-dimensional data are based on the…

Machine Learning · Computer Science 2019-04-03 Cuong Phuc Ngo , Amadeus Aristo Winarto , Connie Kou Khor Li , Sojeong Park , Farhan Akram , Hwee Kuan Lee

Anomaly detection has many applications ranging from bank-fraud detection and cyber-threat detection to equipment maintenance and health monitoring. However, choosing a suitable algorithm for a given application remains a challenging design…

Anomaly event detection is crucial for critical infrastructure security(transportation system, social-ecological sector, insurance service, government sector etc.) due to its ability to reveal and address the potential cyber-threats in…

Social and Information Networks · Computer Science 2021-04-20 Yipeng Ji , Jingyi Wang , Shaoning Li , Yangyang Li , Shenwen Lin , Xiong Li

The prevalence of networked sensors and actuators in many real-world systems such as smart buildings, factories, power plants, and data centers generate substantial amounts of multivariate time series data for these systems. The rich sensor…

Machine Learning · Computer Science 2019-01-17 Dan Li , Dacheng Chen , Lei Shi , Baihong Jin , Jonathan Goh , See-Kiong Ng

The pursuit of discovering new phenomena at the Large Hadron Collider (LHC) demands constant innovation in algorithms and technologies. Tensor networks are mathematical models on the intersection of classical and quantum machine learning,…

High Energy Physics - Phenomenology · Physics 2025-11-05 Ema Puljak , Maurizio Pierini , Artur Garcia-Saez

Anomaly detection is defined as the problem of finding data points that do not follow the patterns of the majority. Among the various proposed methods for solving this problem, classification-based methods, including one-class Support…

Optimization and Control · Mathematics 2023-12-05 Amir Hossein Noormohammadia , Seyed Ali MirHassania , Farnaz Hooshmand Khaligh

This paper introduces a scalable Anomaly Detection Service with a generalizable API tailored for industrial time-series data, designed to assist Site Reliability Engineers (SREs) in managing cloud infrastructure. The service enables…

Machine Learning · Computer Science 2025-01-29 Nimesh Jha , Shuxin Lin , Srideepika Jayaraman , Kyle Frohling , Christodoulos Constantinides , Dhaval Patel

This article provides a thorough meta-analysis of the anomaly detection problem. To accomplish this we first identify approaches to benchmarking anomaly detection algorithms across the literature and produce a large corpus of anomaly…

Artificial Intelligence · Computer Science 2016-08-29 Andrew Emmott , Shubhomoy Das , Thomas Dietterich , Alan Fern , Weng-Keen Wong

The widespread integration of new technologies in low-voltage distribution networks on the consumer side creates the need for distribution system operators to perform advanced real-time calculations to estimate network conditions. In recent…

Systems and Control · Electrical Eng. & Systems 2025-04-28 Petar Labura , Tomislav Antic , Tomislav Capuder

We propose an anomaly detection method for multi-variate scientific data based on analysis of high-order joint moments. Using kurtosis as a reliable measure of outliers, we suggest that principal kurtosis vectors, by analogy to principal…

Computational Physics · Physics 2019-05-01 Konduri Aditya , Hemanth Kolla , W. Philip Kegelmeyer , Timothy M. Shead , Julia Ling , Warren L. Davis

Large-scale astrophysics datasets present an opportunity for new machine learning techniques to identify regions of interest that might otherwise be overlooked by traditional searches. To this end, we use Classification Without Labels…

Astrophysics of Galaxies · Physics 2024-12-11 Mariel Pettee , Sowmya Thanvantri , Benjamin Nachman , David Shih , Matthew R. Buckley , Jack H. Collins

This paper proposes a scalable and interpretable framework for lane-wise highway traffic anomaly detection, leveraging multi-modal time series data extracted from surveillance cameras. Unlike traditional sensor-dependent methods, our…

Image and Video Processing · Electrical Eng. & Systems 2025-05-06 Mei Qiu , William Lorenz Reindl , Yaobin Chen , Stanley Chien , Shu Hu