Results 71 to 80 of about 3,663 (177)

Unexpected Sign Inversion of the Circular Dichroism and Circularly Polarized Luminescence Response of Chiral Copolymer Thin Films by Tuning the Thickness and Annealing Conditions

open access: yesChemPhotoChem, Volume 9, Issue 12, December 13, 2025.
Copolymer thin films with induced supramolecular chirality show promise for chiroptical optoelectronic applications. Sign changes of the strong circular dichroism and circularly polarized luminescence (CPL) of such films are demonstrated by tuning their film thickness and annealing conditions.
Domenic Gust   +8 more
wiley   +1 more source

Multi-Scale Filter Analysis with a Neutrosophic Similarity Score-Based Enhancement Framework

open access: yesInternational Journal of Computational Intelligence Systems
Contactless fingerprint acquisition systems encounter significant challenges due to image quality variations, illumination conditions, and evaluation ambiguities that compromise biometric identification accuracy.
Jenisha Rachel, Ezhilmaran Devarasan
doaj   +1 more source

How far did we get in face spoofing detection?

open access: yes, 2018
The growing use of control access systems based on face recognition shed light over the need for even more accurate systems to detect face spoofing attacks.
Oliveira, Luciano   +3 more
core   +2 more sources

Precision Diagnostics in Sports‐Related Traumatic Brain Injury: Pathophysiology, Biomarker Development and Emerging Technologies

open access: yesAdvanced Sensor Research, Volume 4, Issue 12, December 2025.
Sports‐related traumatic brain injuries (TBIs) remain underdiagnosed, within amateur athletic cohorts. This review critically synthesises recent advancements in AI‐assisted neuroimaging, blood‐based biomarker profiling, wearable biosensing platforms for early detection, injury stratification, and longitudinal surveillance of TBIs.
Daniel Nicol   +3 more
wiley   +1 more source

An ultra-lightweight transmitter for contactless rapid identification of embedded IP in FPGA

open access: yes, 2015
International audienceThis letter presents the first ultra-lightweight transmitter based on electromagnetic emanation to send embedded intellectual properties (IP) identity (ID) quickly and discreetly. The proposed solution is based on a binary frequency
Bayon, Pierre   +2 more
core   +4 more sources

Liveness‐Verified Dynamic Time Warping‐Based Authentication and Hybrid Adaptive Neuro‐Fuzzy Inference System Identification for Single‐Channel Diaphragmatic Breathing Surface Electromyography Biometrics

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 12, December 2025.
The first biometric framework to harness dynamic time warping (DTW) for single‐channel diaphragmatic surface electromyography authentication via post‐hoc alignment is presented. By optimally warping deep–normal–deep breath cycles, DTW achieves perfect genuine–impostor separation (equal error rates = 0%), while a parallel adaptive neuro‐fuzzy inference ...
Beyza Eraslan   +2 more
wiley   +1 more source

Exploring hand wrist feature as biometric identifier: A deep learning perspective using Yolov11

open access: yesResults in Engineering
The integration of advanced biometric systems, such as fingerprint, palm, and wrist recognition, is becoming increasingly significant in modern security applications.
Elumalai GokulaKrishnan, G. Malathi
doaj   +1 more source

Asset management of drainage facilities using advanced technologies [PDF]

open access: yes, 2014
Parallel Session - Theme A4: Asset Management: A4-2The Drainage Services Department, in collaboration of the Water Supplies Department, of the Hong Kong SAR Government has to invest and maintain an extremely large public urban water infrastructural asset
Yeung, ATC
core  

Liquid‐Solid Triboelectric Nanogenerators in Physical and Chemical Sensors‐A Review

open access: yesSmall, Volume 21, Issue 51, December 23, 2025.
Liquid‐solid triboelectric nanogenerators (L‐S TENGs) have emerged as promising self‐powered sensors that convert liquid–solid interactions into electricity. This review highlights their working principles, recent applications in physical and chemical sensing, and performance improvements.
Xing Wang   +4 more
wiley   +1 more source

Enhancing Privacy for Biometric Identification Cards [PDF]

open access: yes
Most developed countries have started the implementation of biometric electronic identification cards, especially passports. The European Union and the United States of America struggle to introduce and standardize these electronic documents.
Paul BALANOIU
core  

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