English
Related papers

Related papers: An Approach for Adaptive Automatic Threat Recognit…

200 papers

X-ray security screening is widely used to maintain aviation/transport security, and its significance poses a particular interest in automated screening systems. This paper aims to review computerised X-ray security imaging algorithms by…

Computer Vision and Pattern Recognition · Computer Science 2021-09-14 Samet Akcay , Toby Breckon

Automatic prohibited object detection within 2D/3D X-ray Computed Tomography (CT) has been studied in literature to enhance the aviation security screening at checkpoints. Deep Convolutional Neural Networks (CNN) have demonstrated superior…

Computer Vision and Pattern Recognition · Computer Science 2020-12-23 Qian Wang , Toby P. Breckon

Test-Time Training (TTT) is an emerging paradigm that enables models to adapt their parameters during inference, improving performance on tasks such as few-shot learning, retrieval-augmented generation, and complex reasoning. However, this…

Machine Learning · Computer Science 2026-05-25 Simone Antonelli , Sadegh Akhondzadeh , Aleksandar Bojchevski

With modern defense applications increasingly relying on inexpensive, small Unmanned Aerial Vehicles (UAVs), a major challenge lies in designing intelligent and computationally efficient onboard Automatic Target Recognition (ATR) algorithms…

Computer Vision and Pattern Recognition · Computer Science 2026-04-23 Conor Flynn , Radoslav Ivanov , Birsen Yazici

Addressing the escalating security vulnerabilities in Vision-Language-Action (VLA) models, this study investigates backdoor attacks targeting the visual pathway. We identify a core obstacle causing the failure of traditional attack…

Robotics · Computer Science 2026-05-12 Kewei Chen , Yayu Long , Shuai Li , Mingsheng Shang

Despite the robust security features inherent in the 5G framework, attackers will still discover ways to disrupt 5G unmanned aerial vehicle (UAV) operations and decrease UAV control communication performance in Air-to-Ground (A2G) links.…

Cryptography and Security · Computer Science 2023-03-24 Joseanne Viana , Hamed Farkhari , Pedro Sebastiao , Luis Miguel Campos , Katerina Koutlia , Biljana Bojovic , Sandra Lagen , Rui Dinis

Domain adaptation in object detection is critical for real-world applications where distribution shifts degrade model performance. Security X-ray imaging presents a unique challenge due to variations in scanning devices and environmental…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Omid Reza Heidari , Yang Wang , Xinxin Zuo

The promise of Additive Manufacturing (AM) includes reduced transportation and warehousing costs, reduction of source material waste, and reduced environmental impact. AM is extremely useful for making prototypes and has demonstrated the…

Computers and Society · Computer Science 2017-06-05 Gregory Pope , Mark Yampolskiy

As the technological advancement and capabilities of automated systems have increased drastically, the usage of unmanned aerial vehicles for performing human-dependent tasks without human indulgence has also spiked. Since unmanned aerial…

Cryptography and Security · Computer Science 2021-12-22 Yasir Ali Farrukh , Irfan Khan

In recent years, deep learning has been widely used to solve the bottleneck problem of synthetic aperture radar (SAR) automatic target recognition (ATR). However, most current methods rely heavily on a large number of training samples and…

Image and Video Processing · Electrical Eng. & Systems 2023-08-11 Chenwei Wang , Siyi Luo , Lin Liu , Yin Zhang , Jifang Pei , Yulin Huang , Jianyu Yang

Modern cyberattacks in cyber-physical systems (CPS) rapidly evolve and cannot be deterred effectively with most current methods which focused on characterizing past threats. Adaptive anomaly detection (AAD) is among the most promising…

Cryptography and Security · Computer Science 2025-06-27 Pablo Moriano , Steven C. Hespeler , Mingyan Li , Maria Mahbub

We report on a new algorithm for detection of crystallographic information in 3D, as retained in Atom Probe Tomography (APT), with improved robustness and signal detection performance. The algorithm is underpinned by 1D distribution…

Materials Science · Physics 2019-05-22 Daniel Haley , Paul A. J. Bagot , Michael P. Moody

Automatic Target Recognition (ATR) algorithms classify a given Synthetic Aperture Radar (SAR) image into one of the known target classes using a set of training images available for each class. Recently, learning methods have shown to…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Tushar Agarwal , Nithin Sugavanam , Emre Ertin

X-ray baggage security screening is widely used to maintain aviation and transport security. Of particular interest is the focus on automated security X-ray analysis for particular classes of object such as electronics, electrical items,…

Computer Vision and Pattern Recognition · Computer Science 2019-04-11 Yona Falinie A. Gaus , Neelanjan Bhowmik , Samet Akçay , Paolo M. Guillen-Garcia , Jack W. Barker , Toby P. Breckon

Aircraft detection in Synthetic Aperture Radar (SAR) imagery is a challenging task in SAR Automatic Target Recognition (SAR ATR) areas due to aircraft's extremely discrete appearance, obvious intraclass variation, small size and serious…

Computer Vision and Pattern Recognition · Computer Science 2022-01-20 Yan Zhao , Lingjun Zhao , Zhong Liu , Dewen Hu , Gangyao Kuang , Li Liu

Anomaly detection (AD) plays a crucial role in many safety-critical application domains. The challenge of adapting an anomaly detector to drift in the normal data distribution, especially when no training data is available for the "new…

Machine Learning · Computer Science 2023-11-09 Aodong Li , Chen Qiu , Marius Kloft , Padhraic Smyth , Maja Rudolph , Stephan Mandt

With the growing connectivity demands, Unmanned Aerial Vehicles (UAVs) have emerged as a prominent component in the deployment of Next Generation On-demand Wireless Networks. However, current UAV positioning solutions typically neglect the…

Networking and Internet Architecture · Computer Science 2023-10-12 Gabriella Pantaleão , Rúben Queirós , Hélder Fontes , Rui Campos

This paper focuses on the design of a robust decision scheme capable of operating in target-rich scenarios with unknown signal signatures (including their range positions, angles of arrival, and number) in a background of Gaussian…

Signal Processing · Electrical Eng. & Systems 2025-04-02 Linjie Yan , Chengpeng Hao , Sudan Han , Giuseppe Ricci , Zhanhao Hu , Danilo Orlando

A technique is presented for producing synthetic images from numerical simulations whereby the image resolution is adapted around prominent features. In so doing, adaptive image ray-tracing (AIR) improves the efficiency of a calculation by…

Instrumentation and Methods for Astrophysics · Physics 2015-05-20 E. R. Parkin

Artificial intelligence (AI) is entering medical imaging, mainly enhancing image reconstruction. Nevertheless, improvements throughout the entire processing, from signal detection to computation, potentially offer significant benefits. This…

Machine Learning · Computer Science 2023-10-27 Stephan Naunheim , Yannick Kuhl , David Schug , Volkmar Schulz , Florian Mueller