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Related papers: Cataract influence on iris recognition performance

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This chapter provides insight on how iris recognition, one of the leading biometric identification technologies in the world, can be impacted by pathologies and illnesses present in the eye, what are the possible repercussions of this…

Computer Vision and Pattern Recognition · Computer Science 2018-09-05 Mateusz Trokielewicz , Adam Czajka , Piotr Maciejewicz

This paper presents a database of iris images collected from disease affected eyes and an analysis related to the influence of ocular diseases on iris recognition reliability. For that purpose we have collected a database of iris images…

Computer Vision and Pattern Recognition · Computer Science 2018-09-05 Mateusz Trokielewicz , Adam Czajka , Piotr Maciejewicz

This paper presents an analysis of how the iris recognition is impacted by eye diseases and an appropriate dataset comprising 2996 iris images of 230 distinct eyes (including 184 illness-affected eyes representing more than 20 different eye…

Computer Vision and Pattern Recognition · Computer Science 2018-09-17 Mateusz Trokielewicz , Adam Czajka , Piotr Maciejewicz

Globally, cataract is a common eye disease and one of the leading causes of blindness and vision impairment. The traditional process of detecting cataracts involves eye examination using a slit-lamp microscope or ophthalmoscope by an…

Computer Vision and Pattern Recognition · Computer Science 2021-10-07 Pavani Tripathi , Yasmeena Akhter , Mahapara Khurshid , Aditya Lakra , Rohit Keshari , Mayank Vatsa , Richa Singh

This paper presents an analysis of how iris recognition is influenced by eye disease and an appropriate dataset comprising 2996 images of irises taken from 230 distinct eyes (including 184 affected by more than 20 different eye conditions).…

Computer Vision and Pattern Recognition · Computer Science 2018-09-05 Mateusz Trokielewicz , Adam Czajka , Piotr Maciejewicz

This paper presents the most comprehensive analysis of iris recognition reliability in the occurrence of various biological processes happening naturally and pathologically in the human body, including aging, illnesses, and post-mortem…

Computer Vision and Pattern Recognition · Computer Science 2018-09-05 Mateusz Trokielewicz , Adam Czajka , Piotr Maciejewicz

This paper delivers a new database of iris images collected in visible light using a mobile phone's camera and presents results of experiments involving existing commercial and open-source iris recognition methods, namely: IriCore, VeriEye,…

Computer Vision and Pattern Recognition · Computer Science 2018-09-05 Mateusz Trokielewicz

This paper advances the state of the art in human examination of iris images by (1) assessing the impact of different iris conditions in identity verification, and (2) introducing an annotation step that improves the accuracy of people's…

Computer Vision and Pattern Recognition · Computer Science 2018-11-21 Daniel Moreira , Mateusz Trokielewicz , Adam Czajka , Kevin W. Bowyer , Patrick J. Flynn

Cataract is caused due to various factors such as age, trauma, genetics, smoking and substance consumption, and radiation. It is one of the major common ophthalmic diseases worldwide which can potentially affect iris-based biometric…

Computer Vision and Pattern Recognition · Computer Science 2018-05-29 Aditya Lakra , Pavani Tripathi , Rohit Keshari , Mayank Vatsa , Richa Singh

Cataracts are the leading cause of visual impairment and blindness globally. Over the years, researchers have achieved significant progress in developing state-of-the-art machine learning techniques for automatic cataract classification and…

Image and Video Processing · Electrical Eng. & Systems 2022-04-05 Xiaoqing Zhang , Yan Hu , Zunjie Xiao , Jiansheng Fang , Risa Higashita , Jiang Liu

Vision disorders significantly impact millions of lives, altering how visual information is processed and perceived. In this work, a computational framework was developed using the BrokenEyes system to simulate five common eye disorders:…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Prottay Kumar Adhikary

Recently, iris recognition is regaining prominence in immersive applications such as extended reality as a means of seamless user identification. This application scenario introduces unique challenges compared to traditional iris…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Yuxi Mi , Qiuyang Yuan , Zhizhou Zhong , Xuan Zhao , Jiaogen Zhou , Fubao Zhu , Jihong Guan , Shuigeng Zhou

Iris recognition technology plays a critical role in biometric identification systems, but their performance can be affected by variations in iris pigmentation. In this work, we investigate the impact of iris pigmentation on the efficacy of…

Computer Vision and Pattern Recognition · Computer Science 2024-11-14 Geetanjali Sharma , Abhishek Tandon , Gaurav Jaswal , Aditya Nigam , Raghavendra Ramachandra

Cataract surgery is one of the most commonly performed surgeries worldwide, yet intraoperative complications such as iris prolapse, posterior capsule rupture (PCR), and vitreous loss remain major causes of adverse outcomes. Automated…

With the increasing adoption of iris recognition systems and the expansion of large-scale enrollment databases, there is a growing need to efficiently assess iris image quality at the time of acquisition, particularly to model user…

Image and Video Processing · Electrical Eng. & Systems 2025-10-24 Jack Pessaud , Eric Moran , John Nguyen , Joel Palko

The use of the iris and periocular region as biometric traits has been extensively investigated, mainly due to the singularity of the iris features and the use of the periocular region when the image resolution is not sufficient to extract…

Computer Vision and Pattern Recognition · Computer Science 2022-02-07 Luiz A. Zanlorensi , Rayson Laroca , Eduardo Luz , Alceu S. Britto , Luiz S. Oliveira , David Menotti

As the world's population ages, cataract-induced visual dysfunction and blindness is on the increase. This is a significant global problem. The most common symptoms of cataracts are glared and blurred vision. Usually, people with cataract…

Biological Physics · Physics 2015-09-16 Biagio Mandracchia , Andrea Finizio , Pietro Ferraro

Cataracts, which are lenticular opacities that may occur at different lens locations, are the leading cause of visual impairment worldwide. Accurate and timely diagnosis can improve the quality of life of cataract patients. In this paper, a…

Computer Vision and Pattern Recognition · Computer Science 2019-04-03 Lvchen Cao , Huiqi Li , Yanjun Zhang , Liang Xu , Li Zhang

Iris recognition is a mature biometric technology offering remarkable precision and speed, and allowing for large-scale deployments to populations exceeding a billion enrolled users (e.g., AADHAAR in India). However, in forensic…

Computer Vision and Pattern Recognition · Computer Science 2026-01-13 Mahsa Mitcheff , Adam Czajka

Biometric methods based on iris images are believed to allow very high accuracy, and there has been an explosion of interest in iris biometrics in recent years. In this paper, we use the Scale Invariant Feature Transformation (SIFT) for…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Fernando Alonso-Fernandez , Pedro Tome-Gonzalez , Virginia Ruiz-Albacete , Javier Ortega-Garcia
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