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20 results for “Understanding of anomaly detection techniques”

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cs.CRcs.LGcs.NIRecentApr 20, 2026

Enhancing Anomaly-Based Intrusion Detection Systems with Process Mining

Francesco Vitale, Francesco Grimaldi, Massimiliano Rak, Nicola Mazzocca

This paper enhances anomaly-based Intrusion Detection Systems by integrating process mining to provide detailed, process-based explanations and severity ratings for detected network anomalies.

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cs.CRRecentMar 30, 2026

Interpretable Ensemble Learning for Network Traffic Anomaly Detection: A SHAP-based Explainable AI Framework for Embedded Systems Security

Wanru Shao

The paper proposes an ensemble learning framework combined with SHAP-based Explainable AI (XAI) to achieve robust and interpretable anomaly detection for network traffic in embedded systems.

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cs.LGcs.AIRecentMay 31, 2026

ChronosAD: Leveraging Time Series Foundation Models for Accurate Anomaly Detection

Uzair Khan, Luigi Capogrosso, Francesco Biondani, Michele Magno +3 more

ChronosAD introduces a novel architecture that uses time series foundation models and a custom Temporal Block to achieve robust and highly accurate anomaly detection across diverse domains.

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cs.CRcs.NIRecentApr 25, 2026

Advanced Anomaly Detection and Threat Intelligence in Zero Trust IoT Environments Using Machine Learning

Muhammad Umair Basharat, Jawad Hussain, Waqas Khalid, Chiew Foong Kwong

This paper enhances anomaly detection and threat intelligence in Zero Trust IoT environments by applying and comparing various machine learning classifiers, notably using SMOTE to improve accuracy on…

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cs.CRcs.LGRecentApr 14, 2026

Anomaly Detection in IEC-61850 GOOSE Networks: Evaluating Unsupervised and Temporal Learning for Real-Time Intrusion Detection

Joseph Moore

This paper evaluates unsupervised temporal learning models, specifically recurrent autoencoders, for real-time anomaly detection in vulnerable IEC-61850 GOOSE networks, demonstrating that the GRU mode…

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cs.CRRecentMar 26, 2026

Understanding AI Methods for Intrusion Detection and Cryptographic Leakage

Reza Zilouchian, Michael Chavez, Fernando Koch

The paper evaluates AI's effectiveness in detecting network intrusions and cryptographic side-channel leakage, finding high accuracy in stable environments but performance degradation with novel traff…

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cs.CRcs.LGRecentMay 8, 2026

GRASP -- Graph-Based Anomaly Detection Through Self-Supervised Classification

Robin Buchta, Carsten Kleiner, Felix Heine, Gabi Dreo Rodosek

GRASP introduces a novel graph-based anomaly detection system that uses masked self-supervised classification on process provenance graphs to robustly identify unknown and unknown-unknown anomalous be…

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cs.CRRecentMay 6, 2026

Assessing Generalisation Capability of Machine Learning Models for Intrusion Detection

Md Zakir Hossain, Md Ayshik Rahman Khan, Md Rafiqul Islam, Syed Mohammed Shamsul Islam +1 more

The study assesses the generalization capability of supervised machine learning models for intrusion detection using UNSW-NB15 and TON_IoT, finding a significant performance drop when models are teste…

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cs.CRRecentApr 7, 2026

Towards Securing IIoT: An Innovative Privacy-Preserving Anomaly Detector Based on Federated Learning

Samira Kamali Poorazad, Chafika Benzaïd, Tarik Taleb

The paper proposes a novel Federated Learning framework combined with Homomorphic Encryption and a dynamic agent selection scheme to enhance privacy and efficiency for anomaly detection in the Industr…

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cs.CRcs.AIcs.LGRecentMay 29, 2026

Improving IoT Intrusion Detection Through SMOTE-Based Oversampling and Extended Multi-Model Evaluation on Side-Channel Power Data

Muhammad Khuram Shahzad, Haseeb Khan, Muhammad Masood Khan, Mubashra Bibi

This paper improves IoT intrusion detection by addressing severe class imbalance using SMOTE and evaluating eight machine learning models, finding that Random Forest and Extra Trees achieve high perfo…

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cs.CRcs.AIcs.LGRecentMay 29, 2026

Improving IoT Intrusion Detection Through SMOTE-Based Oversampling and Extended Multi-Model Evaluation on Side-Channel Power Data

Muhammad Khuram Shahzad, Haseeb Khan, Muhammad Masood Khan, Mubashra Bibi

This paper improves IoT intrusion detection by addressing severe class imbalance using SMOTE and comparing the performance of multiple machine learning models on side-channel power data, showing Rando…

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cs.LGcs.AIRecentMay 28, 2026

Masked Diffusion Modeling for Anomaly Detection

Lixing Zhang, Yuchen Liang, Liyan Xie

The paper proposes MaskDiff-AD, a forward-only masked diffusion model trained on nominal data to achieve state-of-the-art anomaly detection across various categorical, mixed-type, and text datasets.

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cs.CRRecentApr 23, 2026

On the Challenges of Holistic Intrusion Detection in ICS

Stefan Lenz, Julia Raab, Benedikt Holzbach, Deniz Köller +2 more

This paper discusses the significant challenges in developing a holistic intrusion detection system for Industrial Control Systems (ICS) that must cover all operational dimensions.

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cs.CRcs.LGRecentJun 1, 2026

IstGPT: LLM-based Anomaly Detection for Spatial-Temporal Graph in Industrial Systems

Yuchen Zhang, Ning Xi, Pengbin Feng, Shigang Liu +4 more

IstGPT introduces a novel LLM-based framework for real-time, fine-grained anomaly detection in complex industrial cyber-physical systems, achieving state-of-the-art performance across multiple benchma…

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cs.CRcs.LGstat.CORecentMay 13, 2026

XAI and Statistical Analysis for Reliable Intrusion Detection in the UAVIDS-2025 Dataset: From Tree to Hybrid and Tabular DNN Ensembles

Iakovos-Christos Zarkadis, Christos Douligeris

This paper develops and analyzes various ensemble models, culminating in an XGBoost-based system, to reliably detect UAV intrusions using XAI and advanced statistical methods to pinpoint the root caus…

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cs.CRcs.AIcs.LGRecentMay 17, 2026

Few-Shot Network Intrusion Detection Using Online Triplet Mining

Jack Wilkie, Hanan Hindy, Christos Tachtatzis, Miroslav Bures +1 more

The paper proposes a few-shot network intrusion detection system using online triplet mining and a KNN classifier, achieving competitive performance even when trained on very limited samples of malici…

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cs.CVcs.AIcs.LGRecentJun 1, 2026

A Structured Benchmark for Text-Guided Anomaly Detection: When Language Stops Conditioning the Decision

Stefano Samele, Eugenio Lomurno, Teodora Jovanovic, Sanjay Shivakumar Manohar +2 more

The paper introduces a structured benchmark (TGAD) showing that current text-guided anomaly detection models often overstate their language conditioning, as performance significantly degrades when the…

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cs.LGcs.CRRecentMar 23, 2026

In-network Attack Detection with Federated Deep Learning in IoT Networks: Real Implementation and Analysis

Devashish Chaudhary, Sutharshan Rajasegarar, Shiva Raj Pokhrel, Lei Pan +1 more

This paper proposes and evaluates a federated deep learning framework using autoencoders for lightweight, privacy-preserving, and scalable real-time anomaly detection in resource-constrained IoT netwo…

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cs.CRcs.AIRecentApr 23, 2026

Adversarial Evasion in Non-Stationary Malware Detection: Minimizing Drift Signals through Similarity-Constrained Perturbations

Pawan Acharya, Lan Zhang

The paper proposes a novel method to generate adversarial malware samples that evade deep learning detectors while simultaneously minimizing the detectable 'drift' signals, showing that similarity con…

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cs.CRRecentApr 16, 2026

Beyond Nodes vs. Edges: A Multi-View Fusion Framework for Provenance-Based Intrusion Detection

Fan Yang, Binyan Xu, Di Tang, Kehuan Zhang

The paper proposes PROVFUSION, a multi-view fusion framework that integrates anomaly signals from attribute, structure, and causality views to overcome the limitations of single node- or edge-centric…

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