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Due to the growing amount of data from in-situ sensors in wastewater systems, it becomes necessary to automatically identify abnormal behaviours and ensure high data quality. This paper proposes an anomaly detection method based on a deep…

信号处理 · 电气工程与系统科学 2020-03-09 Stefania Russo , Andy Disch , Frank Blumensaat , Kris Villez

The identification of anomalies is a critical component of operating complex, and possibly large-scale and geo-graphically distributed cyber-physical systems. While designing anomaly detectors, it is common to assume Gaussian noise models…

系统与控制 · 电气工程与系统科学 2021-11-15 Venkatraman Renganathan , Navid Hashemi , Justin Ruths , Tyler H. Summers

The detection and the quantification of anomalies in image data are critical tasks in industrial scenes such as detecting micro scratches on product. In recent years, due to the difficulty of defining anomalies and the limit of correcting…

计算机视觉与模式识别 · 计算机科学 2018-11-08 Masanari Kimura , Takashi Yanagihara

Conveyor belts are crucial in mining operations by enabling the continuous and efficient movement of bulk materials over long distances, which directly impacts productivity. While detecting anomalies in specific conveyor belt components has…

机器学习 · 计算机科学 2025-08-19 Luciano S. Martinez-Rau , Yuxuan Zhang , Bengt Oelmann , Sebastian Bader

Learning representations that clearly distinguish between normal and abnormal data is key to the success of anomaly detection. Most of existing anomaly detection algorithms use activation representations from forward propagation while not…

计算机视觉与模式识别 · 计算机科学 2020-07-21 Gukyeong Kwon , Mohit Prabhushankar , Dogancan Temel , Ghassan AlRegib

The increasing automation in many areas of the Industry expressly demands to design efficient machine-learning solutions for the detection of abnormal events. With the ubiquitous deployment of sensors monitoring nearly continuously the…

To improve the identification of potential anomaly patterns in complex user behavior, this paper proposes an anomaly detection method based on a deep mixture density network. The method constructs a Gaussian mixture model parameterized by a…

机器学习 · 计算机科学 2025-05-20 Lu Dai , Wenxuan Zhu , Xuehui Quan , Renzi Meng , Sheng Chai , Yichen Wang

Detecting changes in data streams is a vital task in many applications. There is increasing interest in changepoint detection in the online setting, to enable real-time monitoring and support prompt responses and informed decision-making.…

统计方法学 · 统计学 2024-05-27 Victor K. Khamesi , Niall M. Adams , Dean A. Bodenham , Edward A. K. Cohen

The CMS detector is a general-purpose apparatus that detects high-energy collisions produced at the LHC. Online Data Quality Monitoring of the CMS electromagnetic calorimeter is a vital operational tool that allows detector experts to…

仪器与探测器 · 物理学 2024-06-27 The CMS ECAL Collaboration

Object slip perception is essential for mobile manipulation robots to perform manipulation tasks reliably in the dynamic real-world. Traditional approaches to robot arms' slip perception use tactile or vision sensors. However, mobile robots…

机器人学 · 计算机科学 2024-03-07 Youngjae Yoo , Chung-Yeon Lee , Byoung-Tak Zhang

Businesses are naturally interested in detecting anomalies in their internal processes, because these can be indicators for fraud and inefficiencies. Within the domain of business intelligence, classic anomaly detection is not very…

人工智能 · 计算机科学 2018-05-01 Timo Nolle , Stefan Luettgen , Alexander Seeliger , Max Mühlhäuser

With the rapid development of multi-cloud environments, it is increasingly important to ensure the security and reliability of intelligent monitoring systems. In this paper, we propose an anomaly detection and early warning mechanism for…

机器学习 · 计算机科学 2025-06-10 Yihong Jin , Ze Yang , Juntian Liu , Xinhe Xu

Catastrophic regime shifts in complex natural systems may be averted through advanced detection. Recent work has provided a proof-of-principle that many systems approaching a catastrophic transition may be identified through the lens of…

其他定量生物学 · 定量生物学 2012-04-30 Carl Boettiger , Alan Hastings

An observer based adaptive detection methodology (ADM) is proposed for estimating frequency and its rate of change (RoCoF) of the voltage and/or current measurements acquired from an instrument transformer. With guaranteed convergence and…

系统与控制 · 电气工程与系统科学 2021-05-04 Abdul Saleem Mir , Abhinav Kumar Singh , Nilanjan Senroy

This survey paper presents a comprehensive and conceptual overview of anomaly detection using dynamic graphs. We focus on existing graph-based anomaly detection (AD) techniques and their applications to dynamic networks. The contributions…

机器学习 · 计算机科学 2024-06-04 Ocheme Anthony Ekle , William Eberle

Smart grid data can be evaluated for anomaly detection in numerous fields, including cyber-security, fault detection, electricity theft, etc. The strange anomalous behaviors may have been caused by various reasons, including peculiar…

密码学与安全 · 计算机科学 2023-06-06 Shampa Banik , Sohag Kumar Saha , Trapa Banik , S M Mostaq Hossain

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…

We propose a general approach for change-point detection in dynamic networks. The proposed method is model-free and covers a wide range of dynamic networks. The key idea behind our approach is to effectively utilize the network structure in…

统计方法学 · 统计学 2019-08-07 Zifeng Zhao , Li Chen , Lizhen Lin

Anomaly detection deals with detecting deviations from established patterns within data. It has various applications like autonomous driving, predictive maintenance, and medical diagnosis. To improve anomaly detection accuracy, transfer…

计算机视觉与模式识别 · 计算机科学 2024-06-19 Siddhant Shete , Dennis Mronga , Ankita Jadhav , Frank Kirchner

This paper presents a methodology to detect robust zero dynamics anomaly behavior and mitigate the impacts in general multi-input multi-output (MIMO) nonlinear systems. The proposed method guarantees the resiliency and stability of the…

系统与控制 · 电气工程与系统科学 2025-06-05 Kosar Behnia , H. A. Talebi , Farzaneh Abdollahi