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Related papers: Iris Recognition for Infants

200 papers

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

Developing reliable iris recognition and presentation attack detection methods requires diverse datasets that capture realistic variations in iris features and a wide spectrum of anomalies. Because of the rich texture of iris images, which…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Mahsa Mitcheff , Siamul Karim Khan , Adam Czajka

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

Cross-spectral iris recognition is emerging as a promising biometric approach to authenticating the identity of individuals. However, matching iris images acquired at different spectral bands shows significant performance degradation when…

Computer Vision and Pattern Recognition · Computer Science 2020-10-23 Moktari Mostofa , Fariborz Taherkhani , Jeremy Dawson , Nasser M. Nasrabadi

Face recognition for infants and toddlers presents unique challenges due to rapid facial morphology changes, high inter-class similarity, and limited dataset availability. This study evaluates the performance of four deep learning-based…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Afzal Hossain , Mst Rumana Sumi , Stephanie Schuckers

In recent years, cross-spectral iris recognition has emerged as a promising biometric approach to establish the identity of individuals. However, matching iris images acquired at different spectral bands (i.e., matching a visible (VIS) iris…

Computer Vision and Pattern Recognition · Computer Science 2021-08-21 Moktari Mostofa , Salman Mohamadi , Jeremy Dawson , Nasser M. Nasrabadi

Iris segmentation and localization in non-cooperative environment is challenging due to illumination variations, long distances, moving subjects and limited user cooperation, etc. Traditional methods often suffer from poor performance when…

Computer Vision and Pattern Recognition · Computer Science 2019-06-20 Caiyong Wang , Yuhao Zhu , Yunfan Liu , Ran He , Zhenan Sun

With increasing interest in employing iris biometrics as a forensic tool for identification by investigation authorities, there is a need for a thorough examination and understanding of post-mortem decomposition processes that take place…

Computer Vision and Pattern Recognition · Computer Science 2019-11-11 Mateusz Trokielewicz , Adam Czajka , Piotr Maciejewicz

This paper presents a study devoted to recognizing horses by means of their iris and periocular features using deep convolutional neural networks (DCNNs). Identification of race horses is crucial for animal identity confirmation prior to…

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

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

Periocular recognition has gained attention recently due to demands of increased robustness of face or iris in less controlled scenarios. We present a new system for eye detection based on complex symmetry filters, which has the advantage…

Computer Vision and Pattern Recognition · Computer Science 2022-11-11 Fernando Alonso-Fernandez , Josef Bigun

Near infrared spectroscopy (NIRS) is an imaging-based diagnostic tool that provides non-invasive and continuous evaluation of regional tissue oxygenation in real-time. In recent years, NIRS has show promise as a useful monitoring technology…

Applications · Statistics 2018-09-18 Ying Guo , Yikai Wang , Terri Marin , Easley Kirk , Ravi M. Patel , Cassandra D. Josephson

Medical image segmentation remains challenging due to the vast diversity of anatomical structures, imaging modalities, and segmentation tasks. While deep learning has made significant advances, current approaches struggle to generalize as…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Yunhe Gao , Di Liu , Zhuowei Li , Yunsheng Li , Dongdong Chen , Mu Zhou , Dimitris N. Metaxas

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

Most gender classifications methods from NIR images have used iris information. Recent work has explored the use of the whole periocular iris region which has surprisingly achieve better results. This suggests the most relevant information…

Computer Vision and Pattern Recognition · Computer Science 2019-04-30 Ignacio Viedma , Juan Tapia , Andres Iturriaga , Christoph Busch

With the increasing imaging and processing capabilities of today's mobile devices, user authentication using iris biometrics has become feasible. However, as the acquisition conditions become more unconstrained and as image quality is…

Image and Video Processing · Electrical Eng. & Systems 2018-07-04 Shabab Bazrafkan , Shejin Thavalengal , Peter Corcoran

This paper proposes an efficient iris localization method without using iris segmentation and circle fitting. Conventional iris localization methods first extract iris regions by using semantic segmentation methods such as U-Net. Afterward,…

Computer Vision and Pattern Recognition · Computer Science 2022-10-20 Takahiro Toizumi , Koichi Takahashi , Masato Tsukada

Current research in iris recognition is moving towards enabling more relaxed acquisition conditions. This has effects on the quality of acquired images, with low resolution being a predominant issue. Here, we evaluate a super-resolution…

Computer Vision and Pattern Recognition · Computer Science 2022-10-19 Fernando Alonso-Fernandez , Reuben A. Farrugia , Josef Bigun

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…

Computer Vision and Pattern Recognition · Computer Science 2019-07-16 Sohaib Ahmad , Benjamin Fuller

This paper proposes an efficient three fold stratified SIFT matching for iris recognition. The objective is to filter wrongly paired conventional SIFT matches. In Strata I, the keypoints from gallery and probe iris images are paired using…

Computer Vision and Pattern Recognition · Computer Science 2013-01-08 Sambit Bakshi , Hunny Mehrotra , Banshidhar Majhi
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