中文
相关论文

相关论文: Visual Analytics of Anomalous User Behaviors: A Su…

200 篇论文

Real data often contain anomalous cases, also known as outliers. These may spoil the resulting analysis but they may also contain valuable information. In either case, the ability to detect such anomalies is essential. A useful tool for…

机器学习 · 统计学 2021-01-13 Peter J. Rousseeuw , Mia Hubert

In robot scientific laboratories, visual anomaly detection is important for the timely identification and resolution of potential faults or deviations. It has become a key factor in ensuring the stability and safety of experimental…

计算机视觉与模式识别 · 计算机科学 2026-04-21 Shiwei Lin , Chenxu Wang , Xiaozhen Ding , Yi Wang , Boyuan Du , Lei Song , Chenggang Wang , Huaping Liu

Network data has emerged as an active research area in statistics. Much of the focus of ongoing research has been on static networks that represent a single snapshot or aggregated historical data unchanging over time. However, most networks…

应用统计 · 统计学 2021-02-23 Lata Kodali , Srijan Sengupta , Leanna House , William H. Woodall

This survey article summarizes research trends on the topic of anomaly detection in video feeds of a single scene. We discuss the various problem formulations, publicly available datasets and evaluation criteria. We categorize and situate…

计算机视觉与模式识别 · 计算机科学 2020-08-18 Bharathkumar Ramachandra , Michael J. Jones , Ranga Raju Vatsavai

One of the most useful techniques to help visual data analysis systems is interactive filtering (brushing). However, visualization techniques often suffer from overlap of graphical items and multiple attributes complexity, making visual…

图形学 · 计算机科学 2015-07-07 Jose Rodrigues , Luciana Romani , Agma Traina , Caetano Traina

Mobile network operators store an enormous amount of information like log files that describe various events and users' activities. Analysis of these logs might be used in many critical applications such as detecting cyber-attacks, finding…

机器学习 · 计算机科学 2021-10-20 Aryan Mokhtari , Leyla Sadighi , Behnam Bahrak , Mojtaba Eshghie

Many visualization techniques have been created to explain the behavior of computer vision models, but they largely consist of static diagrams that convey limited information. Interactive visualizations allow users to more easily interpret…

计算机视觉与模式识别 · 计算机科学 2023-12-19 Devon Ulrich , Ruth Fong

Detecting and quantifying anomalies in urban traffic is critical for real-time alerting or re-routing in the short run and urban planning in the long run. We describe a two-step framework that achieves these two goals in a robust, fast,…

机器学习 · 计算机科学 2016-10-04 Zhengyi Zhou , Philipp Meerkamp , Chris Volinsky

Anomaly detection is a relevant problem in the area of data analysis. In networked systems, where individual entities interact in pairs, anomalies are observed when pattern of interactions deviates from patterns considered regular. Properly…

社会与信息网络 · 计算机科学 2023-10-25 Hadiseh Safdari , Caterina De Bacco

The past decade has witnessed a plethora of works that leverage the power of visualization (VIS) to interpret machine learning (ML) models. The corresponding research topic, VIS4ML, keeps growing at a fast pace. To better organize the…

机器学习 · 计算机科学 2023-07-18 Junpeng Wang , Shixia Liu , Wei Zhang

Computer vision and machine learning have brought revolutionary shifts in perception for researchers, scientists, and the general populace. Once thought to be unattainable, these technologies have achieved the seemingly impossible. Their…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Afnan Alazbah , Khalid Fakeeh , Osama Rabie

Graphs are used widely to model complex systems, and detecting anomalies in a graph is an important task in the analysis of complex systems. Graph anomalies are patterns in a graph that do not conform to normal patterns expected of the…

机器学习 · 计算机科学 2022-10-05 Hwan Kim , Byung Suk Lee , Won-Yong Shin , Sungsu Lim

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

Data quality assessment process is essential to ensure reliable analytical outcomes. This process depends on human supervision-driven approaches since it is impossible to determine a defect based only on data. Visualization systems belong…

数据库 · 计算机科学 2018-09-27 João Marcelo Borovina Josko , João Eduardo Ferreira

Data visualization is powerful in persuading an audience. However, when it is done poorly or maliciously, a visualization may become misleading or even deceiving. Visualizations give further strength to the dissemination of misinformation…

人机交互 · 计算机科学 2022-04-21 Leo Yu-Ho Lo , Ayush Gupta , Kento Shigyo , Aoyu Wu , Enrico Bertini , Huamin Qu

Detecting unusual patterns in graph data is a crucial task in data mining. However, existing methods face challenges in consistently achieving satisfactory performance and often lack interpretability, which hinders our understanding of…

机器学习 · 计算机科学 2024-06-28 Yifei Yang , Peng Wang , Xiaofan He , Dongmian Zou

UAV based surveillance is gaining much interest worldwide due to its extensive applications in monitoring wildlife, urban planning, disaster management, campus security, etc. These videos are analyzed for strange/odd/anomalous patterns…

计算机视觉与模式识别 · 计算机科学 2022-03-30 Girisha S , Ujjwal Verma , Manohara Pai M M , Radhika M Pai

Anomaly detection on attributed networks is widely used in online shopping, financial transactions, communication networks, and so on. However, most existing works trying to detect anomalies on attributed networks only consider a single…

社会与信息网络 · 计算机科学 2023-03-28 Ling-Hao Chen , He Li , Wanyuan Zhang , Jianbin Huang , Xiaoke Ma , Jiangtao Cui , Ning Li , Jaesoo Yoo

In recent years, mobile devices (e.g., smartphones and tablets) have met an increasing commercial success and have become a fundamental element of the everyday life for billions of people all around the world. Mobile devices are used not…

密码学与安全 · 计算机科学 2018-06-19 Mauro Conti , QianQian Li , Alberto Maragno , Riccardo Spolaor

Anomaly detection in event logs is a promising approach for intrusion detection in enterprise networks. By building a statistical model of usual activity, it aims to detect multiple kinds of malicious behavior, including stealthy tactics,…

密码学与安全 · 计算机科学 2022-06-29 Corentin Larroche , Johan Mazel , Stephan Clémençon