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A large portion of iris images captured in real world scenarios are poor quality due to the uncontrolled environment and the non-cooperative subject. To ensure that the recognition algorithm is not affected by low-quality images,…

图像与视频处理 · 电气工程与系统科学 2020-09-29 Leyuan Wang , Kunbo Zhang , Min Ren , Yunlong Wang , Zhenan Sun

Face recognition presents a challenging problem in the field of image analysis and computer vision. The security of information is becoming very significant and difficult. Security cameras are presently common in airports, Offices,…

计算机视觉与模式识别 · 计算机科学 2014-03-04 Divyarajsinh N. Parmar , Brijesh B. Mehta

Iris-based biometric identification is increasingly recognized for its significant accuracy and long-term stability compared to other biometric modalities such as fingerprints or facial features. However, all biometric modalities are highly…

密码学与安全 · 计算机科学 2026-03-31 Christina Karakosta , Lian Alhedaithy , William J. Knottenbelt

The extraction of consistent and identifiable features from an image of the human iris is known as iris recognition. Identifying which pixels belong to the iris, known as segmentation, is the first stage of iris recognition. Errors in…

计算机视觉与模式识别 · 计算机科学 2018-12-21 Sohaib Ahmad , Benjamin Fuller

Iris recognition is a secure biometric technology known for its stability and privacy. With no two irises being identical and little change throughout a person's lifetime, iris recognition is considered more reliable and less susceptible to…

计算机视觉与模式识别 · 计算机科学 2023-03-16 Yimin Yin , Siliang He , Renye Zhang , Hongli Chang , Xu Han , Jinghua Zhang

The physiological and behavioral trait is employed to develop biometric authentication systems. The proposed work deals with the authentication of iris and signature based on minimum variance criteria. The iris patterns are preprocessed…

计算机视觉与模式识别 · 计算机科学 2010-07-15 S. V. Sheela , K. R. Radhika

The physiological and behavioral trait is employed to develop biometric authentication systems. The proposed work deals with the authentication of iris and signature based on minimum variance criteria. The iris patterns are preprocessed…

计算机视觉与模式识别 · 计算机科学 2010-08-11 S. V. Sheela , K. R. Radhika

The use of iris as a biometric trait is widely used because of its high level of distinction and uniqueness. Nowadays, one of the major research challenges relies on the recognition of iris images obtained in visible spectrum under…

计算机视觉与模式识别 · 计算机科学 2019-01-21 Luiz A. Zanlorensi , Eduardo Luz , Rayson Laroca , Alceu S. Britto , Luiz S. Oliveira , David Menotti

Iris-based identification systems are among the most popular approaches for person identification. Such systems require good-quality segmentation modules that ideally identify the regions for different eye components. This paper introduces…

计算机视觉与模式识别 · 计算机科学 2022-10-03 Wiktor Lazarski , Maciej Zieba , Tanguy Jeanneau , Tobias Zillig , Christian Brendel

The selection of the optimal feature subset and the classification has become an important issue in the field of iris recognition. In this paper we propose several methods for iris feature subset selection and vector creation. The…

计算机视觉与模式识别 · 计算机科学 2009-06-29 Amir Azizi , Hamid Reza Pourreza

With the recent shift towards mobile computing, new challenges for biometric authentication appear on the horizon. This paper provides a comprehensive study of cross-spectral iris recognition in a scenario, in which high quality color…

计算机视觉与模式识别 · 计算机科学 2018-07-12 Mateusz Trokielewicz , Ewelina Bartuzi

Databases play an important role in cyber world. It provides authenticity across the globe to the legitimate user. Biometrics is another important tool which recognizes humans using their physical statistics. Biometrics system requires…

计算机科学与博弈论 · 计算机科学 2012-07-13 Adnan Alam Khan , Safeeullah Soomro , Irfan Hyder

Iris recognition has been an active research area during last few decades, because of its wide applications in security, from airports to homeland security border control. Different features and algorithms have been proposed for iris…

计算机视觉与模式识别 · 计算机科学 2019-07-23 Shervin Minaee , Amirali Abdolrashidi

Most iris recognition pipelines involve three stages: segmenting into iris/non-iris pixels, normalization the iris region to a fixed area, and extracting relevant features for comparison. Given recent advances in deep learning it is prudent…

计算机视觉与模式识别 · 计算机科学 2019-07-16 Sohaib Ahmad , Benjamin Fuller

We propose a new iris presentation attack detection method using three-dimensional features of an observed iris region estimated by photometric stereo. Our implementation uses a pair of iris images acquired by a common commercial iris…

计算机视觉与模式识别 · 计算机科学 2018-11-20 Adam Czajka , Zhaoyuan Fang , Kevin W. Bowyer

This paper presents a comprehensive overview of iris image synthesis methods, which can alleviate the issues associated with gathering large, diverse datasets of biometric data from living individuals, which are considered pivotal for…

计算机视觉与模式识别 · 计算机科学 2025-06-04 Ada Sawilska , Mateusz Trokielewicz

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,…

计算机视觉与模式识别 · 计算机科学 2018-09-05 Mateusz Trokielewicz

Biometrics deal with automated methods of identifying a person or verifying the identity of a person based on physiological or behavioral characteristics. Visual cryptography is a secret sharing scheme where a secret image is encrypted into…

密码学与安全 · 计算机科学 2010-04-13 P. S. Revenkar , Anisa Anjum , W. Z. Gandhare

Biometrics involves using unique human traits, both physical and behavioral, for the digital identification of individuals to provide access to systems, devices, or information. Within the field of computer science, it acts as a method for…

密码学与安全 · 计算机科学 2024-04-29 Sajjad Bhuiyan

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…

计算机视觉与模式识别 · 计算机科学 2026-01-13 Mahsa Mitcheff , Adam Czajka