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Smart manufacturing systems are being deployed at a growing rate because of their ability to interpret a wide variety of sensed information and act on the knowledge gleaned from system observations. In many cases, the principal goal of the…

Anomaly detection on time series is a fundamental task in monitoring the Key Performance Indicators (KPIs) of IT systems. Many of the existing approaches in the literature show good performance while requiring a lot of training resources.…

机器学习 · 计算机科学 2021-09-07 Shi-Ying Lan , Run-Qing Chen , Wan-Lei Zhao

This paper describes the architecture and the fundamental methodology of an anomaly detector, which by continuously monitoring Simple Network Management Protocol data and by processing it as complex-events, is able to timely recognize…

密码学与安全 · 计算机科学 2021-06-29 Massimiliano Leone Itria , Enrico Schiavone , Nicola Nostro

This study proposes an anomaly detection method based on the Transformer architecture with integrated multiscale feature perception, aiming to address the limitations of temporal modeling and scale-aware feature representation in cloud…

机器学习 · 计算机科学 2025-08-26 Lian Lian , Yilin Li , Song Han , Renzi Meng , Sibo Wang , Ming Wang

In this paper, we propose an anomaly detection algorithm for machine sounds with a deep complex network trained by self-supervision. Using the fact that phase continuity information is crucial for detecting abnormalities in time-series…

音频与语音处理 · 电气工程与系统科学 2023-12-22 Miseul Kim , Minh Tri Ho , Hong-Goo Kang

Log-based anomaly detection (LogAD) is the main component of Artificial Intelligence for IT Operations (AIOps), which can detect anomalous that occur during the system on-the-fly. Existing methods commonly extract log sequence features…

机器学习 · 计算机科学 2024-12-19 Jiaxing Qi , Chang Zeng , Zhongzhi Luan , Shaohan Huang , Shu Yang , Yao Lu , Bin Han , Hailong Yang , Depei Qian

Time series anomaly detection is crucial for industrial monitoring services that handle a large volume of data, aiming to ensure reliability and optimize system performance. Existing methods often require extensive labeled resources and…

机器学习 · 计算机科学 2023-07-21 Manqing Dong , Zhanxiang Zhao , Yitong Geng , Wentao Li , Wei Wang , Huai Jiang

Due to the veracity and heterogeneity in network traffic, detecting anomalous events is challenging. The computational load on global servers is a significant challenge in terms of efficiency, accuracy, and scalability. Our primary…

机器学习 · 计算机科学 2023-03-15 William Marfo , Deepak K. Tosh , Shirley V. Moore

Time series models often deal with extreme events and anomalies, both prevalent in real-world datasets. Such models often need to provide careful probabilistic forecasting, which is vital in risk management for extreme events such as…

机器学习 · 统计学 2022-08-23 Ashkan Farhangi , Jiang Bian , Arthur Huang , Haoyi Xiong , Jun Wang , Zhishan Guo

Power system state estimation is being faced with different types of anomalies. These might include bad data caused by gross measurement errors or communication system failures. Sudden changes in load or generation can be considered as…

系统与控制 · 电气工程与系统科学 2023-08-11 Sajjad Asefi , Mile Mitrovic , Dragan Ćetenović , Victor Levi , Elena Gryazina , Vladimir Terzija

Anomaly detection plays a crucial role in industrial settings, particularly in maintaining the reliability and optimal performance of cooling systems. Traditional anomaly detection methods often face challenges in handling diverse data…

机器学习 · 计算机科学 2024-04-26 Sarala Naidu , Ning Xiong

Money laundering is the crucial mechanism utilized by criminals to inject proceeds of crime to the financial system. The primary responsibility of the detection of suspicious activity related to money laundering is with the financial…

机器学习 · 计算机科学 2020-11-18 Utku Görkem Ketenci , Tolga Kurt , Selim Önal , Cenk Erbil , Sinan Aktürkoğlu , Hande Şerban İlhan

Time series anomaly detection is a critical machine learning task for numerous applications, such as finance, healthcare, and industrial systems. However, even high-performing models may exhibit potential issues such as biases, leading to…

人机交互 · 计算机科学 2025-06-24 Ziquan Deng , Xiwei Xuan , Kwan-Liu Ma , Zhaodan Kong

Identification of anomalous events within system logs constitutes a pivotal element within the frame- work of cybersecurity defense strategies. However, this process faces numerous challenges, including the management of substantial data…

密码学与安全 · 计算机科学 2025-10-21 Zeng Zhang , Wenjie Yin , Xiaoqi Li

In the face of global economic uncertainty, financial auditing has become essential for regulatory compliance and risk mitigation. Traditional manual auditing methods are increasingly limited by large data volumes, complex business…

风险管理 · 定量金融 2026-01-09 Tingyu Yuan , Xi Zhang , Xuanjing Chen

All non-trivial software systems suffer from unanticipated production failures. However, those systems are passive with respect to failures and do not take advantage of them in order to improve their future behavior: they simply wait for…

软件工程 · 计算机科学 2015-02-04 Martin Monperrus

The growing scale and sophistication of cyberattacks pose critical challenges to network security, particularly in detecting diverse intrusion types within imbalanced datasets. Traditional intrusion detection systems (IDS) often struggle to…

密码学与安全 · 计算机科学 2025-11-25 Nisith Dissanayake , Uthayasanker Thayasivam

Machine Learning approaches are good in solving problems that have less information. In most cases, the software domain problems characterize as a process of learning that depend on the various circumstances and changes accordingly. A…

软件工程 · 计算机科学 2015-06-26 Saiqa Aleem , Luiz Fernando Capretz , Faheem Ahmed

In recent years, financial fraud detection systems have become very efficient at detecting fraud, which is a major threat faced by e-commerce platforms. Such systems often include machine learning-based algorithms aimed at detecting and…

密码学与安全 · 计算机科学 2023-12-05 Chen Doytshman , Satoru Momiyama , Inderjeet Singh , Yuval Elovici , Asaf Shabtai

The tools employed in the DevOps Toolchain generates a large quantity of data that is typically ignored or inspected only in particular occasions, at most. However, the analysis of such data could enable the extraction of useful information…