Results 31 to 40 of about 885 (179)

BD-II NMA&SSI: An Scheme of Anti-Spoofing and Open BeiDou II D2 Navigation Message Authentication

open access: yesIEEE Access, 2020
Due to openness and lack of authentication, like other members of the Global Navigation Satellite System (GNSS) Club, BeiDou-II civilian navigation signals are vulnerable to all kinds of spoofing attacks.
Zhijun Wu, Yun Zhang, Rusen Liu
doaj   +1 more source

Neuromorphic Hardware Materials for Intelligent Artificial Perception and Multimodal Fusion: From Sensing to Cognition

open access: yesInterdisciplinary Materials, EarlyView.
Neuromorphic hardware enables the integration of sensing, memory, and computing for intelligent artificial perception. Recent advances in multimodal fusion further highlight its potential for embodied intelligence and next‐generation human–machine interfaces.
Yixin Zhu   +3 more
wiley   +1 more source

Optical Coherence Tomography-Based Fingerprint Presentation Attack Detection via Multi-Tissue Features Contribution Analysis

open access: yesApplied Sciences
Currently, unsupervised anti-spoofing methods suffer from low accuracy and susceptibility to irrelevant factors. In order to solve these problems, this paper analyzes the contribution of different fingertip tissue structures to anti-spoofing tasks and ...
Zhanqing Li   +4 more
doaj   +1 more source

A Kernel Density Estimation Based Loss Function and its Application to ASV-Spoofing Detection

open access: yesIEEE Access, 2020
Biometric systems are exposed to spoofing attacks which may compromise their security, and voice biometrics, also known as automatic speaker verification (ASV), is no exception.
Alejandro Gomez-Alanis   +2 more
doaj   +1 more source

Foundations of GNSS Spoofing Detection and Mitigation with Distributed GNSS SDR Receiver [PDF]

open access: yesTransNav, 2018
GNSS spoofing is an intentional and malicious action aimed at degrading and suppressing GNSS Positioning, Navigation, and Timing (PNT) services. Since it affects data and information segment of GNSS, it is considered a GNSS information (cyber-) security ...
Mia Filic
doaj   +1 more source

Multispectral Shared‐Aperture Metasurface With RF Wide‐Angle and Polarization Stability for Tri‐Band Transmission and High‐Fidelity Imaging

open access: yesNanophotonics, Volume 15, Issue 12, 25 June 2026.
This study presents a multispectral compatible metasurface that achieves high transmission across three radio frequency bands, high optical transparency, and high fidelity imaging capabilities through a two‐dimensional spatial combination strategy of synergistic and minimalist low‐duty‐cycle units.
He Lin   +8 more
wiley   +1 more source

Large Language Models for Explainable Medical Text Summarization: A Systematic Literature Review

open access: yesWIREs Data Mining and Knowledge Discovery, Volume 16, Issue 2, June 2026.
The graphical abstract highlights the three key aspects addressed in this review: the technical background of medical text summarization methods relevant to clinical decision support; the LLM background in providing context for its diagnosis and clinical significance; and clinical decision support with summarization and explainability in patient care ...
Aleka Melese Ayalew   +3 more
wiley   +1 more source

Why Autonomous Vehicles Are Not Ready Yet: A Multi‐Disciplinary Review of Problems, Attempted Solutions, and Future Directions

open access: yesJournal of Field Robotics, Volume 43, Issue 3, Page 2254-2341, May 2026.
ABSTRACT Personal autonomous vehicles can sense their surrounding environment, plan their route, and drive with little or no involvement of human drivers. Despite the latest technological advancements and the hopeful announcements made by leading entrepreneurs, to date no personal vehicle is approved for road circulation in a “fully” or “semi ...
Xingshuai Dong   +13 more
wiley   +1 more source

Surveillance Face Anti-Spoofing

open access: yesIEEE Transactions on Information Forensics and Security
Face Anti-spoofing (FAS) is essential to secure face recognition systems from various physical attacks. However, recent research generally focuses on short-distance applications (i.e., phone unlocking) while lacking consideration of long-distance scenes (i.e., surveillance security checks). In order to promote relevant research and fill this gap in the
Hao Fang   +7 more
openaire   +3 more sources

The Impact of Silence on Speech Anti-Spoofing

open access: yesIEEE/ACM Transactions on Audio, Speech, and Language Processing, 2023
16 pages, 9 figures, 13 ...
Yuxiang Zhang   +5 more
openaire   +2 more sources

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