English
Related papers

Related papers: Understanding Biometric Entropy and Iris Capacity:…

200 papers

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

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…

Cryptography and Security · Computer Science 2026-03-31 Christina Karakosta , Lian Alhedaithy , William J. Knottenbelt

The temporal stability of iris recognition performance is core to its success as a biometric modality. With the expanding horizon of applications for children, gaps in the knowledge base on the temporal stability of iris recognition…

Computer Vision and Pattern Recognition · Computer Science 2023-03-23 Priyanka Das , Naveen G Venkataswamy , Laura Holsopple , Masudul H Imtiaz , Michael Schuckers , Stephanie Schuckers

We study the identity testing problem for high-dimensional distributions. Given as input an explicit distribution $\mu$, an $\varepsilon>0$, and access to sampling oracle(s) for a hidden distribution $\pi$, the goal in identity testing is…

Data Structures and Algorithms · Computer Science 2024-09-02 Antonio Blanca , Zongchen Chen , Daniel Štefankovič , Eric Vigoda

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…

Computer Vision and Pattern Recognition · Computer Science 2025-06-04 Ada Sawilska , Mateusz Trokielewicz

Objective - This study presents a biometric identification method based on topological invariants from 2D iris images, representing iris texture via formally defined digital homology and evaluating classification performance. Methods - Each…

Computer Vision and Pattern Recognition · Computer Science 2025-08-14 Ahmet Öztel , İsmet Karaca

Face biometrics are playing a key role in making modern smart city applications more secure and usable. Commonly, the recognition threshold of a face recognition system is adjusted based on the degree of security for the considered use…

Computer Vision and Pattern Recognition · Computer Science 2022-10-03 Andrea Atzori , Gianni Fenu , Mirko Marras

Iris pattern recognition has significantly improved the biometric authentication field due to its high stability and uniqueness. Such physical characteristics have played an essential role in security and other related areas. However,…

Computer Vision and Pattern Recognition · Computer Science 2021-05-31 Juan Tapia , Sebastian Gonzalez , Christoph Busch

The iris is considered as the biometric trait with the highest unique probability. The iris location is an important task for biometrics systems, affecting directly the results obtained in specific applications such as iris recognition,…

Computer Vision and Pattern Recognition · Computer Science 2018-10-17 Evair Severo , Rayson Laroca , Cides S. Bezerra , Luiz A. Zanlorensi , Daniel Weingaertner , Gladston Moreira , David Menotti

We propose a biometric identification system where the chosen- and generated-secret keys are used simultaneously, and investigate its fundamental limits from information-theoretic perspectives. The system consists of two phases: enrollment…

Information Theory · Computer Science 2023-03-22 Vamoua Yachongka , Hideki Yagi

A Bio-metrics system is actually a pattern recognition system that utilizes various patterns like iris, retina and biological traits like fingerprint, voice recognition, facial geometry and hand geometry. What makes Bio-metrics really…

Cryptography and Security · Computer Science 2022-02-01 Kavyashree U , K N Deeksha , Suma Ballal , Vitina Mary Dsouza , Rama Moorthy H

In this paper it is shown that statistical mechanics in the form of thermodynamic entropy can be used as a measure of the severity of individual injuries (AIS), and that the correct way to account for multiple injuries is to sum the…

Medical Physics · Physics 2010-08-24 Clive Neal-Sturgess

Biometrics make human identification possible with a sample of a biometric trait and an associated database. Classical identification techniques lead to privacy concerns. This paper introduces a new method to identify someone using his…

Cryptography and Security · Computer Science 2009-09-07 Julien Bringer , Herve Chabanne , Bruno Kindarji

Searching a multi-biometric database of a billion records for a country-level identity system requires pushing the limits of all aspects of a biometric system, including acquisition, preprocessing, feature extraction, accuracy, matching…

Computer Vision and Pattern Recognition · Computer Science 2026-05-11 Arka Koner , Chetan S. Naik , Lokesh Kurre , Vivek Raghavan , Barada P. Sabut , Tanusree Deb Barma , Anoop M. Namboodiri , Anil K. Jain

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…

Cryptography and Security · Computer Science 2010-04-13 P. S. Revenkar , Anisa Anjum , W. Z. Gandhare

Soft biometric modalities have shown their utility in different applications including reducing the search space significantly. This leads to improved recognition performance, reduced computation time, and faster processing of test samples.…

Computer Vision and Pattern Recognition · Computer Science 2017-10-10 Maneet Singh , Shruti Nagpal , Mayank Vatsa , Richa Singh , Afzel Noore , Angshul Majumdar

Iris recognition has drawn a lot of attention since the mid-twentieth century. Among all biometric features, iris is known to possess a rich set of features. Different features have been used to perform iris recognition in the past. In this…

Computer Vision and Pattern Recognition · Computer Science 2015-07-09 Shervin Minaee , AmirAli Abdolrashidi , Yao Wang

Diversity and unpredictability of artifacts potentially presented to an iris sensor calls for presentation attack detection methods that are agnostic to specificity of presentation attack instruments. This paper proposes a method that…

Computer Vision and Pattern Recognition · Computer Science 2020-08-06 Zhaoyuan Fang , Adam Czajka , Kevin W. Bowyer

Objective: To analyze the frequency and co-occurrence of dermoscopic patterns in BCC lesions and their relationship with histopathologic subtypes, using statistical analysis and Information Theory tools such as entropy, conditional entropy,…

Quantitative Methods · Quantitative Biology 2025-04-08 Iván Matas , Begoña Acha , Francisca Silva-Clavería , Amalia Serrano , Tomás Toledo-Pastrana , Carmen Serrano

Iris recognition has emerged as one of the most accurate and convenient biometric for the human identification and has been increasingly employed in a wide range of e-security applications. The quality of iris images acquired at-a-distance…

Computer Vision and Pattern Recognition · Computer Science 2020-01-07 Kuo Wang , Ajay Kumar