Results 11 to 20 of about 66,828 (272)

Sclera Segmentation and Recognition for Spectacle Dataset [PDF]

open access: yesITM Web of Conferences
Sclera, a connective tissue enveloping the eye, emerges as a novel biometric recognition method for human identification. The composition of blood vessels in the sclera proves ideal for biometric use—visible with ease, stable over time, and unique to ...
Maheshan M.S.   +5 more
doaj   +2 more sources

Robust Sclera Recognition System With Novel Sclera Segmentation and Validation Techniques

open access: yesIEEE Transactions on Systems, Man, and Cybernetics: Systems, 2017
Sclera blood veins have been investigated recently as a biometric trait which can be used in a recognition system. The sclera is the white and opaque outer protective part of the eye.
Sinan Alkassar, Wai Lok Woo, S S Dlay
exaly   +3 more sources

The Use of Tutoplast as an Adjunct in Scleral Buckle Procedure in Patients with Extremely Thin Sclera [PDF]

open access: yesJournal of Ophthalmic & Vision Research, 2021
Extremely thin sclera often necessitates abortion of scleral buckle procedures. In patients in whom a scleral buckle is desired, previous techniques have included the use of cyanoacrylate glue and continuing with surgery or placing donor tissue over the ...
Matthew R. Starr, Sophie J. Bakri
doaj   +2 more sources

Conjunctiva, Cornea, Sclera Injuries

open access: yesTürk Oftalmoloji Dergisi, 2012
Anterior segment traumas are one of the most important causes of blindness. Since most of the work-related eye injuries are avoidable by protective glasses, education by ophthalmologists gains more importance.
Afsun Şahin
doaj   +2 more sources

Sclera color enhances gaze perception in humans

open access: yesPLoS ONE, 2020
Gaze perception is an essential behavior that allows individuals to determine where others are directing their attention but we know relatively little about the ways in which eye morphology influences it. We therefore tested whether eyes with conspicuous
Jessica L. Yorzinski, Jacob Miller
semanticscholar   +2 more sources

Sclera

open access: yes, 2018
‘Sclera’ provides the reader with a practical approach to the assessment and management of scleral disease. After outlining the relevant anatomy and physiology of this structure, the chapter addresses the key clinical presentations arising from scleral disease, notably episcleritis, anterior scleritis and posterior scleritis.
Verlyn Yang   +2 more
core   +3 more sources

Blue sclera and osteogenesis imperfecta - A rare association

open access: yesKerala Journal of Ophthalmology, 2017
The sclera is a dense poorly vascularized connective tissue structure composed of Types I, III, IV, V, VI, and VIII collagen. The characteristic blue sclera is caused by thinness and transparency of the collagen fibers of the sclera that allow ...
Sujit Das, Kavita Bhatnagar
doaj   +2 more sources

A robust sclera segmentation algorithm [PDF]

open access: yes, 2015
Sclera segmentation is shown to be of significant importance for eye and iris biometrics. However, sclera segmentation has not been extensively researched as a separate topic, but mainly summarized as a component of a broader task.
Radu, Petru   +5 more
core   +6 more sources

Deep-Learning Based Joint Iris and Sclera Recognition with YOLO Network for Identity Identification

open access: yesJournal of Advances in Information Technology, 2021
—By jointly consideration of the partial iris and sclera region, no sclera and iris separation calculation is needed, and both of the sclera and iris information is used at the same time, and then the identity information is enhanced to avoid being ...
Chia-Wei Chuang, Chih-Peng Fan
semanticscholar   +1 more source

Material properties and effect of preconditioning of human sclera, optic nerve, and optic nerve sheath

open access: yesBiomechanics and Modeling in Mechanobiology, 2021
The optic nerve (ON) is a recently recognized tractional load on the eye during larger horizontal eye rotations. In order to understand the mechanical behavior of the eye during adduction, it is necessary to characterize material properties of the sclera,
Joseph Park   +3 more
semanticscholar   +1 more source

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