Results 11 to 20 of about 3,663 (177)

C2CL: Contact to Contactless Fingerprint Matching [PDF]

open access: yesIEEE Transactions on Information Forensics and Security, 2022
Matching contactless fingerprints or finger photos to contact-based fingerprint impressions has received increased attention in the wake of COVID-19 due to the superior hygiene of the contactless acquisition and the widespread availability of low cost mobile phones capable of capturing photos of fingerprints with sufficient resolution for verification ...
Steven Grosz, Joshua Engelsma, Eryun Liu
exaly   +3 more sources

Toward Synthetic Physical Fingerprint Targets [PDF]

open access: yesSensors
Biometric fingerprint identification hinges on the reliability of its sensors; however, calibrating and standardizing these sensors poses significant challenges, particularly in regards to repeatability and data diversity.
Laurenz Ruzicka   +9 more
doaj   +2 more sources

MCLFIQ: Mobile Contactless Fingerprint Image Quality

open access: yesIEEE Transactions on Biometrics, Behavior, and Identity Science
We propose MCLFIQ: Mobile Contactless Fingerprint Image Quality, the first quality assessment algorithm for mobile contactless fingerprint samples. To this end, we re-trained the NIST Fingerprint Image Quality (NFIQ) 2 method, which was originally designed for contact-based fingerprints, with a synthetic contactless fingerprint database.
Jannis Priesnitz   +2 more
exaly   +4 more sources

Mobile Contactless Fingerprint Presentation Attack Detection: Generalizability and Explainability

open access: yesIEEE Transactions on Biometrics, Behavior, and Identity Science
Contactless fingerprint recognition is an emerging biometric technology that has several advantages over contact-based schemes, such as improved user acceptance and fewer hygienic concerns. Like for most other biometrics, Presentation Attack Detection (PAD) is crucial to preserving the trustworthiness of contactless fingerprint recognition methods. For
Christoph Busch   +2 more
exaly   +4 more sources

Multifunctional Superwetting Sea-Urchin-Mimetic Nanosheet-Based Interface for Remote Oil-Water Separation. [PDF]

open access: yesSmall
A fluorine‐free, FBC–rGO coating‐based robust superhydrophobic/superoleophilic sorbent (WCA >154°), enabling rapid, selective oil uptake and efficient oil/water separation. Integrated into a dolphin‐inspired Wi‐Fi mini‐bot with onboard pumping and storage, the platform enables remote, contactless, on‐site oil recovery from hazardous spill zones ...
Ghadei SK   +4 more
europepmc   +2 more sources

Improving Sensor Interoperability between Contactless and Contact-Based Fingerprints Using Pose Correction and Unwarping

open access: yesIET Biometrics, 2023
Current fingerprint identification systems face significant challenges in achieving interoperability between contact-based and contactless fingerprint sensors.
Laurenz Ruzicka   +5 more
doaj   +1 more source

Contactless Fingerprint Image Enhancement Based on Retinex and STFT [PDF]

open access: yesJisuanji gongcheng, 2017
For the low contrast between ridges and valleys,shake blur and other issues of fingerprint images obtained with digital cameras,a contactless fingerprint image enhancement algorithm based on Retinex theory and Short Time Fourier Transform(STFT) analysis ...
TANG Yonghe,JIANG Liehui,HOU Yifan,WANG Ruimin
doaj   +1 more source

Towards hand biometrics in mobile devices [PDF]

open access: yes, 2011
The increasing demand of security oriented to mobile applications has raised the attention to biometrics, as a proper and suitable solution for providing secure environment to mobile devices. With this aim, this document presents a biometric system based
Guerra Casanova, Javier   +3 more
core   +7 more sources

On improving interoperability for cross‐domain multi‐finger fingerprint matching using coupled adversarial learning

open access: yesIET Biometrics, 2023
Improving interoperability in contactless‐to‐contact fingerprint matching is a crucial factor for the mainstream adoption of contactless fingerphoto devices.
Md Mahedi Hasan   +2 more
doaj   +1 more source

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