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An efficient iris segmentation model based on eyelids and eyelashes detection in iris recognition system

2015 International Conference on Computer Communication and Informatics (ICCCI), 2015
This paper presents an efficient noise reduction scheme to remove localized high frequency information from segmented iris region for personal authentication based on radial suppression. Eyelash and eyelids of localized iris area is considered as noisy information. Accuracy of iris recognition system generally depends on accurate segmentation and noise
Prajoy Podder   +5 more
openaire   +1 more source

New method to analyze sagittal images of upper eyelid obtained by anterior segment optical coherence tomography

Orbit, 2019
Purpose: To report a new method to analyze sagittal images of the upper eyelid by anterior segment optical coherence tomography (AS-OCT). Methods: Ninety subjects equally divided into young (20-39 years), middle age (40-59 years), and elderly (60-79 years) group were studied.
Xiaodong, Zheng   +3 more
openaire   +2 more sources

[Clinical and histopathological correlations of eyelid and anterior segment diseases].

Klinische Monatsblatter fur Augenheilkunde, 2013
In this article we present the histopathological picture of common eyelid and anterior segment diseases, and directly compare histological and correlating clinical features for each disease. In addition to common benign eyelid tumours and cysts, malignant tumours of the lid are shown. For example, in such cases the histopathological characteristics can
L, Bredow, C, Auw-Hädrich
openaire   +1 more source

Evaluation of early period changes in intraocular pressure, ocular biometry and anterior segment after upper eyelid blepharoplasty

International Ophthalmology
To investigate the acute effects of upper eyelid blepharoplasty on intraocular pressure (IOP) and ocular biometric parameters.This prospective cross sectional study examined the eyes of 49 patients with dermatochalasis. Following a detailed ophthalmological examination, corneal topography was used to evaluate the eyes mesopic and photopic pupil ...
Hakan, Koc   +3 more
openaire   +2 more sources

Effect of upper eyelid blepharoplasty with or without orbicularis oculi muscle removal on anterior segment parameters, keratometry, and ocular biometry

International Ophthalmology
To evaluate the effect of upper eyelid blepharoplasty with or without the removal of a strip of orbicularis oculi muscle on corneal topographic parameters, anterior segment parameters, intraocular pressure, and ocular biometry.This prospective study examined 428 eyes of 214 patients with dermatochalasis.
Levent Doğan   +2 more
openaire   +2 more sources

Distinct segments of the pretarsal orbicularis oculi muscle: implications for the management of eyelid spasm

2012
FP-OCP-TH 53 - Free Paper: Oculoplastics, Lacrimal System and ...
Roth, S, Greenwald, MJ, Marcet, MM
openaire   +1 more source

Artificial intelligence to detect malignant eyelid tumors from photographic images

Npj Digital Medicine, 2022
Zhongwen Li   +2 more
exaly  

Floppy eyelid, an under-diagnosed syndrome: a review of demographics, pathogenesis, and treatment

Therapeutic Advances in Ophthalmology, 2021
Alessandra de Gregório   +2 more
exaly  

Genetic Abnormalities of the Anterior Segment, Eyelids, and External Ocular Adnexa

2019
Laurie D. Smith   +3 more
openaire   +1 more source

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