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We introduce a novel learning-based approach to synthesize safe and robust controllers for autonomous Cyber-Physical Systems and, at the same time, to generate challenging tests. This procedure combines formal methods for model verification…

Systems and Control · Electrical Eng. & Systems 2021-03-29 Luca Bortolussi , Francesca Cairoli , Ginevra Carbone , Francesco Franchina , Enrico Regolin

Anomaly detection is an important task in many real world applications such as fraud detection, suspicious activity detection, health care monitoring etc. In this paper, we tackle this problem from supervised learning perspective in online…

Machine Learning · Computer Science 2015-08-28 Chandresh Kumar Maurya , Durga Toshniwal , Gopalan Vijendran Venkoparao

We introduce EnhanceGAN, an adversarial learning based model that performs automatic image enhancement. Traditional image enhancement frameworks typically involve training models in a fully-supervised manner, which require expensive…

Computer Vision and Pattern Recognition · Computer Science 2018-07-03 Yubin Deng , Chen Change Loy , Xiaoou Tang

Open-world video anomaly detection (OWVAD) aims to detect and explain abnormal events under different anomaly definitions, which is important for applications such as intelligent surveillance and live-streaming content moderation. Recent…

Computer Vision and Pattern Recognition · Computer Science 2026-04-10 Zihao Liu , Xiaoyu Wu , Wenna Li , Jianqin Wu , Linlin Yang

Modern distributed cyber-physical systems (CPSs) encounter a large variety of physical faults and cyber anomalies and in many cases, they are vulnerable to catastrophic fault propagation scenarios due to strong connectivity among the…

Machine Learning · Computer Science 2016-05-23 Chao Liu , Sambuddha Ghosal , Zhanhong Jiang , Soumik Sarkar

Congestion controllers (CCs) are critical to network performance, and yet their robustness under adverse conditions remains insufficiently understood. While recent learning-based CCs have demonstrated strong performance in controlled…

Cryptography and Security · Computer Science 2026-05-22 Zhi Chen , Shehab Sarar Ahmed , Chenkai Wang , Brighten Godfrey , Gang Wang

We address the problem of anomaly detection, that is, detecting anomalous events in a video sequence. Anomaly detection methods based on convolutional neural networks (CNNs) typically leverage proxy tasks, such as reconstructing input video…

Computer Vision and Pattern Recognition · Computer Science 2020-03-31 Hyunjong Park , Jongyoun Noh , Bumsub Ham

This systematic review focuses on anomaly detection for connected and autonomous vehicles. The initial database search identified 2160 articles, of which 203 were included in this review after rigorous screening and assessment. This study…

Machine Learning · Computer Science 2024-05-07 J. R. V. Solaas , N. Tuptuk , E. Mariconti

Anomaly detection in time-series data is a critical challenge with significant implications for network security. Recent quantum machine learning approaches, such as quantum kernel methods and variational quantum circuits, have shown…

Machine Learning · Computer Science 2025-10-31 Wajdi Hammami , Soumaya Cherkaoui , Jean-Frederic Laprade , Ola Ahmad , Shengrui Wang

BGP is the de facto inter-domain routing protocol to ensure global connectivity of the Internet. However, various reasons, such as deliberate attacks or misconfigurations, could cause BGP routing anomalies. Traditional methods for BGP…

Networking and Internet Architecture · Computer Science 2024-02-27 Yihao Chen , Qilei Yin , Qi Li , Zhuotao Liu , Ke Xu , Yi Xu , Mingwei Xu , Ziqian Liu , Jianping Wu

Deep Neural Networks (DNNs) have been shown vulnerable to Test-Time Evasion attacks (TTEs, or adversarial examples), which, by making small changes to the input, alter the DNN's decision. We propose an unsupervised attack detector on DNN…

Machine Learning · Computer Science 2022-05-13 Hang Wang , David J. Miller , George Kesidis

With the widely used smart meters in the energy sector, anomaly detection becomes a crucial mean to study the unusual consumption behaviors of customers, and to discover unexpected events of using energy promptly. Detecting consumption…

Databases · Computer Science 2016-06-21 Xiufeng Liu , Per Sieverts Nielsen

This paper introduces a novel unsupervised jamming detection framework designed specifically for monostatic multiple-input multiple-output (MIMO)-orthogonal frequency-division multiplexing (OFDM) radar systems. The framework leverages echo…

Signal Processing · Electrical Eng. & Systems 2024-10-03 Luca Arcangeloni , Enrico Testi , Andrea Giorgetti

Unsupervised domain adaptive object detection aims to adapt detectors from a labelled source domain to an unlabelled target domain. Most existing works take a two-stage strategy that first generates region proposals and then detects objects…

Computer Vision and Pattern Recognition · Computer Science 2021-05-20 Dayan Guan , Jiaxing Huang , Aoran Xiao , Shijian Lu , Yanpeng Cao

The deep neural network (DNN) models for object detection using camera images are widely adopted in autonomous vehicles. However, DNN models are shown to be susceptible to adversarial image perturbations. In the existing methods of…

Robotics · Computer Science 2023-03-17 Hyung-Jin Yoon , Hamidreza Jafarnejadsani , Petros Voulgaris

Human behavior understanding in videos is a complex, still unsolved problem and requires to accurately model motion at both the local (pixel-wise dense prediction) and global (aggregation of motion cues) levels. Current approaches based on…

Computer Vision and Pattern Recognition · Computer Science 2019-09-19 C. Spampinato , S. Palazzo , P. D'Oro , D. Giordano , M. Shah

Undirected graphical models are compact representations of joint probability distributions over random variables. To solve inference tasks of interest, graphical models of arbitrary topology can be trained using empirical risk minimization.…

Machine Learning · Computer Science 2020-10-23 Adarsh K. Jeewajee , Leslie P. Kaelbling

Anomalous sound detection (ASD) is one of the most significant tasks of mechanical equipment monitoring and maintaining in complex industrial systems. In practice, it is vital to precisely identify abnormal status of the working mechanical…

This paper presents a coupled, neural network-aided longitudinal cruise and lateral path-tracking controller for an autonomous vehicle with model uncertainties and experiencing unknown external disturbances. Using a feedback error learning…

Systems and Control · Electrical Eng. & Systems 2022-02-15 Sauranil Debarshi , Suresh Sundaram , Narasimhan Sundararajan

Identifying safety-critical scenarios is essential for autonomous driving, but the rarity of such events makes supervised labeling impractical. Traditional rule-based metrics like Time-to-Collision are too simplistic to capture complex…

Machine Learning · Computer Science 2026-01-29 Qing Lyu , Zhe Fu , Alexandre Bayen