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Anomaly driving detection is an important problem in advanced driver assistance systems (ADAS). It is important to identify potential hazard scenarios as early as possible to avoid potential accidents. This study proposes an unsupervised…

计算机视觉与模式识别 · 计算机科学 2022-03-17 Yuning Qiu , Teruhisa Misu , Carlos Busso

The ability to learn continuously from an incoming data stream without catastrophic forgetting is critical to designing intelligent systems. Many approaches to continual learning rely on stochastic gradient descent and its variants that…

机器学习 · 计算机科学 2023-08-10 Sandeep Madireddy , Angel Yanguas-Gil , Prasanna Balaprakash

Detecting covert channels among legitimate traffic represents a severe challenge due to the high heterogeneity of networks. Therefore, we propose an effective covert channel detection method, based on the analysis of DNS network data…

密码学与安全 · 计算机科学 2020-10-06 Salvatore Saeli , Federica Bisio , Pierangelo Lombardo , Danilo Massa

Inspired by animal navigation strategies, we introduce a novel computational model to navigate and map a space rooted in biologically inspired principles. Animals exhibit extraordinary navigation prowess, harnessing memory, imagination, and…

机器人学 · 计算机科学 2025-01-07 Daria de Tinguy , Tim Verbelen , Bart Dhoedt

Robust beamforming design under imperfect channel state information (CSI) is a fundamental challenge in multiuser multiple-input multiple-output (MU-MIMO) systems, particularly when the channel estimation error statistics are unknown.…

信息论 · 计算机科学 2025-12-17 Wenzhuo Zou , Ming-Min Zhao , An Liu , Min-Jian Zhao

Time series analysis has achieved great success in cyber security such as intrusion detection and device identification. Learning similarities among multiple time series is a crucial problem since it serves as the foundation for downstream…

机器学习 · 计算机科学 2025-06-23 Shaoyu Dou , Kai Yang , Yang Jiao , Chengbo Qiu , Kui Ren

Anomaly detection significantly enhances the robustness of cloud systems. While neural network-based methods have recently demonstrated strong advantages, they encounter practical challenges in cloud environments: the contradiction between…

机器学习 · 计算机科学 2024-03-20 Feiyi Chen , Yingying zhang , Zhen Qin , Lunting Fan , Renhe Jiang , Yuxuan Liang , Qingsong Wen , Shuiguang Deng

Deep Neural Networks are well known for efficiently fitting training data, yet experiencing poor generalization capabilities whenever some kind of bias dominates over the actual task labels, resulting in models learning "shortcuts". In…

机器学习 · 计算机科学 2024-08-12 Pietro Morerio , Ruggero Ragonesi , Vittorio Murino

While the study of a single network is well-established, technological advances now allow for the collection of multiple networks with relative ease. Increasingly, anywhere from several to thousands of networks can be created from brain…

应用统计 · 统计学 2021-01-14 Nathaniel Josephs , Lizhen Lin , Steven Rosenberg , Eric D. Kolaczyk

State-of-the-art schemes for performance analysis and optimization of multiple-input multiple-output systems generally experience degradation or even become invalid in dynamic complex scenarios with unknown interference and channel state…

信息论 · 计算机科学 2022-07-01 Fan Meng , Shengheng Liu , Yongming Huang , Zhaohua Lu

Unsupervised learning of anomaly detection in high-dimensional data, such as images, is a challenging problem recently subject to intense research. Through careful modelling of the data distribution of normal samples, it is possible to…

计算机视觉与模式识别 · 计算机科学 2019-11-21 Amanda Berg , Jörgen Ahlberg , Michael Felsberg

Several techniques for multivariate time series anomaly detection have been proposed recently, but a systematic comparison on a common set of datasets and metrics is lacking. This paper presents a systematic and comprehensive evaluation of…

机器学习 · 计算机科学 2021-09-24 Astha Garg , Wenyu Zhang , Jules Samaran , Savitha Ramasamy , Chuan-Sheng Foo

This paper describes the use of neural networks to enhance simulations for subsequent training of anomaly-detection systems. Simulations can provide edge conditions for anomaly detection which may be sparse or non-existent in real-world…

神经与进化计算 · 计算机科学 2020-11-06 Philip Feldman

This paper presents AFD-STA Net, a neural framework integrating adaptive filtering and spatiotemporal dynamics learning for predicting high-dimensional chaotic systems governed by partial differential equations. The architecture combines:…

机器学习 · 计算机科学 2025-05-26 Chunlin Gong , Yin Wang , Jingru Li , Hanleran Zhang

Cyber intrusion attacks that compromise the users' critical and sensitive data are escalating in volume and intensity, especially with the growing connections between our daily life and the Internet. The large volume and high complexity of…

密码学与安全 · 计算机科学 2022-12-05 Rahul Kale , Zhi Lu , Kar Wai Fok , Vrizlynn L. L. Thing

We present a meta-learning framework for weakly supervised anomaly detection in videos, where the detector learns to adapt to unseen types of abnormal activities effectively when only video-level annotations of binary labels are available.…

计算机视觉与模式识别 · 计算机科学 2022-03-28 Jaeyoo Park , Junha Kim , Bohyung Han

Aggressive driving is a major cause of traffic accidents and poses a serious threat to road safety. Although deep learning methods have shown promising results in detecting risky driving behaviours from vehicle sensor data, their…

机器学习 · 计算机科学 2026-05-25 Hanadi Alhamdan , Ghadah Alosaimi , Amir Atapour-Abarghouei , Farshad Arvin

Intrusion Detection Systems (IDS) are critical components in safeguarding 5G/6G networks from both internal and external cyber threats. While traditional IDS approaches rely heavily on signature-based methods, they struggle to detect novel…

密码学与安全 · 计算机科学 2025-12-16 Neha , Tarunpreet Bhatia

Anomaly detection in complex dynamical systems is essential for ensuring reliability, safety, and efficiency in industrial and cyber-physical infrastructures. Predictive maintenance helps prevent costly failures, while cybersecurity…

机器学习 · 计算机科学 2025-09-25 Michael Somma , Thomas Gallien , Branka Stojanovic

Control of underactuated dynamical systems has been studied for decades in robotics, and is now emerging in other fields such as neuroscience. Most of the advances have been in model based control theory, which has limitations when the…

最优化与控制 · 数学 2020-06-30 Bharat Monga , Jeff Moehlis