Results 1 to 10 of about 56,340 (165)

Study the effect of eye diseases on the performance of iris segmentation and recognition using transfer deep learning methods

open access: yesEngineering Science and Technology, an International Journal, 2023
A new deep learning-based iris recognition system is presented in the current study in the case of eye disease. Current state of art iris segmentation is either based on traditional low accuracy algorithms or heavy-weight deep-based models.
Abbadullah .H Saleh   +1 more
doaj   +3 more sources

Detection of Iris Presentation Attacks Using Hybridization of Discrete Cosine Transform and Haar Transform With Machine Learning Classifiers and Ensembles

open access: yesIEEE Access, 2021
Iris biometric identification allows for contactless authentication, which helps to avoid the transmission of diseases like COVID-19. Biometric systems become unstable and hazardous due to spoofing attacks involving contact lenses, replayed video ...
Smita Khade   +4 more
doaj   +3 more sources

Distribution of iris color and its association with ocular diseases in a rural population of Iran

open access: yesJournal of Current Ophthalmology, 2019
Purpose: To determine the distribution of iris color and its relationship with some ocular diseases in a rural population of Iran. Methods: Two rural areas of the north and southwest of Iran were selected by a cross-sectional study using multi-stage ...
Hassan Hashemi   +6 more
doaj   +3 more sources

Ultra-widefield fundus fluorescein angiography findings in patients with Fuchs' uveitis syndrome

open access: yesAdvanced Biomedical Research, 2022
Background: The aim of this study was to evaluate ultra-widefield (UWF) fundus fluorescein angiography (FFA) findings in patients with Fuchs' uveitis syndrome (FUS).
Kobra Nasrollahi   +5 more
doaj   +1 more source

A case of primary peripheral T-cell type non-Hodgkin lymphoma originating in the iris: Clinico-pathological findings [PDF]

open access: yesVojnosanitetski Pregled, 2010
Background. The ocular adnexal region is the primary localization of extranodal lymphoma in 5% to 15% of all Non-Hodgkin lymphoma. Intraocular lymphoma of T-cell origin is extremely rare and such sites of infiltration have been rarely observed in ...
Mihaljević Biljana   +6 more
doaj   +1 more source

Unilatelaral iris plateau syndrome after the use of ecstasy [PDF]

open access: yesVojnosanitetski Pregled, 2009
Bacground. Courmon street name for 3,4-Methylenedioxymethamphetamine (MDMA) is ecstasy. This widely abused 'recreational' drug causes both an increased release of monoamine neurotransmitters, including serotonine and dopamine, and an increased reuptake ...
Jovanović Predrag   +4 more
doaj   +1 more source

Exploring the Use of Iris Species: Antioxidant Properties, Phytochemistry, Medicinal and Industrial Applications

open access: yesAntioxidants, 2022
The genus Iris from the Iridaceae family consists of more than 262 recognized species. It is an ornamental and medicinal plant widely distributed in the Northern Hemisphere.
Sohaib Khatib   +2 more
doaj   +1 more source

A transcriptome atlas of the mouse iris at single-cell resolution defines cell types and the genomic response to pupil dilation

open access: yeseLife, 2021
The iris controls the level of retinal illumination by controlling pupil diameter. It is a site of diverse ophthalmologic diseases and it is a potential source of cells for ocular auto-transplantation.
Jie Wang, Amir Rattner, Jeremy Nathans
doaj   +1 more source

Iris recognition in the presence of ocular disease [PDF]

open access: yesJournal of The Royal Society Interface, 2009
Iris recognition systems are among the most accurate of all biometric technologies with immense potential for use in worldwide security applications. This study examined the effect of eye pathology on iris recognition and in particular whether eye disease could cause iris recognition systems to fail.
Aslam, Tariq; id_orcid 0000-0002-9739-7280   +3 more
openaire   +4 more sources

A Methodical Review of Iridology-Based Computer-Aided Organ Status Assessment Techniques

open access: yesEngineering Proceedings, 2023
The pseudoscience known as iridology makes the unsubstantiated claim that it can identify medical disorders by examining the iris, the colored portion of the eye.
Suja Alphonse   +2 more
doaj   +1 more source

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