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Many methods have been proposed to detect concept drift, i.e., the change in the distribution of streaming data, due to concept drift causes a decrease in the prediction accuracy of algorithms. However, the most of current detection methods…

人工智能 · 计算机科学 2021-05-05 Hang Yu , Tianyu Liu , Jie Lu , Guangquan Zhang

When deployed in the real world, machine learning models inevitably encounter changes in the data distribution, and certain -- but not all -- distribution shifts could result in significant performance degradation. In practice, it may make…

机器学习 · 统计学 2022-05-06 Aleksandr Podkopaev , Aaditya Ramdas

AI-native 6G networks promise unprecedented automation and performance by embedding machine-learning models throughout the radio access and core segments of the network. However, the non-stationary nature of wireless environments due to…

In modern world the importance of cybersecurity of various systems is increasing from year to year. The number of information security events generated by information security tools grows up with the development of the IT infrastructure. At…

密码学与安全 · 计算机科学 2025-06-17 Evgeniy Eremin

Dynamic networks, also called network streams, are an important data representation that applies to many real-world domains. Many sets of network data such as e-mail networks, social networks, or internet traffic networks are best…

社会与信息网络 · 计算机科学 2014-11-17 Timothy La Fond , Jennifer Neville , Brian Gallagher

Monitoring the performance of large shared computing systems such as the cloud computing infrastructure raises many challenging algorithmic problems. One common problem is to track users with the largest deviation from the norm (outliers),…

数据库 · 计算机科学 2009-07-20 Chiranjeeb Buragohain , Luca Foschini , Subhash Suri

Mean shift clustering finds the modes of the data probability density by identifying the zero points of the density gradient. Since it does not require to fix the number of clusters in advance, the mean shift has been a popular clustering…

机器学习 · 统计学 2014-04-22 Hiroaki Sasaki , Aapo Hyvärinen , Masashi Sugiyama

Continuous learning from an immense volume of data streams becomes exceptionally critical in the internet era. However, data streams often do not conform to the same distribution over time, leading to a phenomenon called concept drift.…

机器学习 · 计算机科学 2024-07-09 Ke Wan , Yi Liang , Susik Yoon

We develop a Distributed Event-Triggered Stochastic GRAdient Descent (DETSGRAD) algorithm for solving non-convex optimization problems typically encountered in distributed deep learning. We propose a novel communication triggering mechanism…

最优化与控制 · 数学 2019-09-12 Jemin George , Prudhvi Gurram

Unlabeled streaming data are usually collected to describe dynamic systems, where concept drift detection is a vital prerequisite to understanding the evolution of systems. However, the drifting concepts are usually imbalanced in most real…

机器学习 · 计算机科学 2026-03-10 Yiqun Zhang , Zhanpei Huang , Mingjie Zhao , Chuyao Zhang , Yang Lu , Yuzhu Ji , Fangqing Gu , An Zeng

Sequential change-point detection seeks to rapidly identify distributional changes in streaming data while controlling false alarms. Existing multi-stream detection methods typically rely on non-private access to raw observations or…

统计理论 · 数学 2026-04-16 Lixing Zhang , Liyan Xie , Ruizhi Zhang

Imagine a smart camera trap selectively clicking pictures to understand animal movement patterns within a particular habitat. These "snapshots", or pieces of data captured from a data stream at adaptively chosen times, provide a glimpse of…

机器学习 · 计算机科学 2024-12-10 Pramith Devulapalli , Steve Hanneke

The decentralized and unregulated nature of cryptocurrencies, combined with their monetary value, has made them a vehicle for various illicit activities. One such activity is cryptojacking, an attack that uses stolen computing resources to…

密码学与安全 · 计算机科学 2025-05-06 Tanapoom Sermchaiwong , Jiasi Shen

In recent years, cyber-security of power systems has become a growing concern. To protect power systems from malicious adversaries, advanced defense strategies that exploit sophisticated detection algorithms are required. Motivated by this,…

系统与控制 · 电气工程与系统科学 2020-04-09 Ana Jevtić , Marija Ilić

The advent of Fifth Generation (5G) and beyond 5G networks (5G+) has revolutionized the way network operators consider the management and orchestration of their networks. With an increased focus on intelligence and automation through core…

网络与互联网体系结构 · 计算机科学 2024-03-05 Dimitrios Michael Manias , Ali Chouman , Abdallah Shami

We propose a framework by which websites can coordinate to detect credential stuffing on individual user accounts. Our detection algorithm teases apart normal login behavior (involving password reuse, entering correct passwords into the…

密码学与安全 · 计算机科学 2021-03-05 Ke Coby Wang , Michael K. Reiter

In this paper, we propose a novel model named DemiNet (short for DEpendency-Aware Multi-Interest Network) to address the above two issues. To be specific, we first consider various dependency types between item nodes and perform…

信息检索 · 计算机科学 2024-03-12 Yule Wang , Qiang Luo , Yue Ding , Yunzhe Li , Dong Wang , Hongbo Deng

Aggressive driving (i.e., car drifting) is a dangerous behavior that puts human safety and life into a significant risk. This behavior is considered as an anomaly concerning the regular traffic in public transportation roads. Recent…

计算机视觉与模式识别 · 计算机科学 2020-04-28 Alam Noor , Bilel Benjdira , Adel Ammar , Anis Koubaa

Anomaly-based cyber threat detection using deep learning is on a constant growth in popularity for novel cyber-attack detection and forensics. A robust, efficient, and real-time threat detector in a large-scale operational enterprise…

密码学与安全 · 计算机科学 2024-10-30 Krishna Chandra Roy , Qian Chen

Machine learning approaches for image classification have led to impressive advances in that field. For example, convolutional neural networks are able to achieve remarkable image classification accuracy across a wide range of applications…

机器学习 · 统计学 2025-10-30 Christopher T. Franck , Anne R. Driscoll , Zoe Szajnfarber , William H. Woodall