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Related papers: Forensic Iris Image Synthesis

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This paper proposes a new method to estimate behavioural curves from a stream of Near-Infra-Red (NIR) iris video frames. This method can be used in a Fitness For Duty system (FFD). The research focuses on determining the effect of external…

Computer Vision and Pattern Recognition · Computer Science 2022-03-07 L. Causa , J. E. Tapia , E. Lopez-Droguett , A. Valenzuela , D. Benalcazar , C. Busch

As a stable biometric system, iris has recently attracted great attention among the researchers. However, research is still needed to provide appropriate solutions to ensure the resistance of the system against error factors. The present…

Computer Vision and Pattern Recognition · Computer Science 2013-12-17 Maryam Soltanali Khalili , Hamed Sadjedi

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

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

The distinctiveness of the human iris has been measured by first extracting a set of features from the iris, an encoding, and then comparing these encoded feature sets to determine how distinct they are from one another. For example, John…

Computer Vision and Pattern Recognition · Computer Science 2020-06-30 J. Michael Rozmus

Criminal and victim identification based on crime scene images is an important part of forensic investigation. Criminals usually avoid identification by covering their faces and tattoos in the evidence images, which are taken in…

Computer Vision and Pattern Recognition · Computer Science 2019-10-09 Wojciech Michal Matkowski , Frodo Kin Sun Chan , Adams Wai Kin Kong

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…

Computer Vision and Pattern Recognition · Computer Science 2022-10-03 Wiktor Lazarski , Maciej Zieba , Tanguy Jeanneau , Tobias Zillig , Christian Brendel

Biometrics systems have significantly improved person identification and authentication, playing an important role in personal, national, and global security. However, these systems might be deceived (or "spoofed") and, despite the recent…

Computer Vision and Pattern Recognition · Computer Science 2016-11-17 David Menotti , Giovani Chiachia , Allan Pinto , William Robson Schwartz , Helio Pedrini , Alexandre Xavier Falcao , Anderson Rocha

The use of the iris as a biometric identifier has increased dramatically over the last 30 years, prompting privacy and security concerns about the use of iris images in research. It can be difficult to acquire iris image databases due to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Jingxuan Zhang , Robert J. Hart , Ziqian Bi , Shiaofen Fang , Susan Walsh

Purpose: Different Magnetic resonance imaging (MRI) modalities of the same anatomical structure are required to present different pathological information from the physical level for diagnostic needs. However, it is often difficult to…

Image and Video Processing · Electrical Eng. & Systems 2021-09-15 Yuchen Fei , Bo Zhan , Mei Hong , Xi Wu , Jiliu Zhou , Yan Wang

In this paper we introduce a new digital image forensics approach called forensic similarity, which determines whether two image patches contain the same forensic trace or different forensic traces. One benefit of this approach is that…

Computer Vision and Pattern Recognition · Computer Science 2020-04-22 Owen Mayer , Matthew C. Stamm

A major impediment to researchers working in the area of fingerprint recognition is the lack of publicly available, large-scale, fingerprint datasets. The publicly available datasets that do exist contain very few identities and impressions…

Computer Vision and Pattern Recognition · Computer Science 2022-01-21 Joshua J. Engelsma , Steven A. Grosz , Anil K. Jain

In this work, we propose a novel Cyclic Image Translation Generative Adversarial Network (CIT-GAN) for multi-domain style transfer. To facilitate this, we introduce a Styling Network that has the capability to learn style characteristics of…

Computer Vision and Pattern Recognition · Computer Science 2020-12-07 Shivangi Yadav , Arun Ross

Recently, there has been an increasing interest in image editing methods that employ pre-trained unconditional image generators (e.g., StyleGAN). However, applying these methods to translate images to multiple visual domains remains…

Computer Vision and Pattern Recognition · Computer Science 2022-03-07 Yahui Liu , Yajing Chen , Linchao Bao , Nicu Sebe , Bruno Lepri , Marco De Nadai

Nowadays, the wide application of virtual digital human promotes the comprehensive prosperity and development of digital culture supported by digital economy. The personalized portrait automatically generated by AI technology needs both the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-02 Runchuan Zhu , Naye Ji , Youbing Zhao , Fan Zhang

Facial recognition technology (FRT) is increasingly used in criminal investigations, yet most evaluations of its accuracy rely on high-quality images, unlike those often encountered by law enforcement. This study examines how five common…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Maria Cuellar , Hon Kiu , To , Arush Mehrotra

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

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…

Computer Vision and Pattern Recognition · Computer Science 2018-11-20 Adam Czajka , Zhaoyuan Fang , Kevin W. Bowyer

Deep neural networks for semantic segmentation rely on large-scale annotated datasets, leading to an annotation bottleneck that motivates few shot semantic segmentation (FSS) which aims to generalize to novel classes with minimal labeled…

Computer Vision and Pattern Recognition · Computer Science 2025-12-17 Ourui Fu , Hangzhou He , Kaiwen Li , Xinliang Zhang , Lei Zhu , Shuang Zeng , Zhaoheng Xie , Yanye Lu

A major limitation to advances in fingerprint spoof detection is the lack of publicly available, large-scale fingerprint spoof datasets, a problem which has been compounded by increased concerns surrounding privacy and security of biometric…

Computer Vision and Pattern Recognition · Computer Science 2022-04-19 Steven A. Grosz , Anil K. Jain