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Related papers: Cross-spectral Iris Recognition for Mobile Applica…

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State-of-the-art deep CNN face matchers are typically created using extensive training sets of color face images. Our study reveals that such matchers attain virtually identical accuracy when trained on either grayscale or color versions of…

Computer Vision and Pattern Recognition · Computer Science 2024-07-04 Aman Bhatta , Domingo Mery , Haiyu Wu , Joyce Annan , Micheal C. King , Kevin W. Bowyer

Iris recognition is one of the most important biometric recognition method. This is because the iris texture provides many features such as freckles, coronas, stripes, furrows, crypts, etc. Those features are unique for different people and…

Computer Vision and Pattern Recognition · Computer Science 2019-07-30 Shideh Homayon , Mahdi Salarian

Spectral measurements in the infrared (IR) optical range provide unique fingerprints of materials which are useful for material analysis, environmental sensing, and health diagnostics. Current IR spectroscopy techniques require the use of…

Quantum Physics · Physics 2016-02-05 Dmitry A. Kalashnikov , Anna V. Paterova , Sergei P. Kulik , Leonid A. Krivitsky

Post-mortem iris recognition is an emerging application of iris-based human identification in a forensic setup, able to correctly identify deceased subjects even three weeks post-mortem. This technique thus is considered as an important…

Computer Vision and Pattern Recognition · Computer Science 2023-12-08 Rasel Ahmed Bhuiyan , Adam Czajka

In smartphones and compact cameras, the Image Signal Processor (ISP) transforms the RAW sensor image into a human-readable sRGB image. Most popular super-resolution methods depart from a sRGB image and upscale it further, improving its…

Image and Video Processing · Electrical Eng. & Systems 2023-12-27 Marcos V. Conde , Florin Vasluianu , Radu Timofte

Recent advancements in computer vision, particularly in detection, segmentation, and classification, have significantly impacted various domains. However, these advancements are tied to RGB-based systems, which are insufficient for…

Image and Video Processing · Electrical Eng. & Systems 2025-05-15 Savvas Sifnaios , George Arvanitakis , Fotios K. Konstantinidis , Georgios Tsimiklis , Angelos Amditis , Panayiotis Frangos

Mobile biometric approaches provide the convenience of secure authentication with an omnipresent technology. However, this brings an additional challenge of recognizing biometric patterns in unconstrained environment including variations in…

Computer Vision and Pattern Recognition · Computer Science 2018-11-05 Rishabh Garg , Yashasvi Baweja , Soumyadeep Ghosh , Mayank Vatsa , Richa Singh , Nalini Ratha

This paper presents the first experimental validation of reflective near-field beamfocusing using a reconfigurable intelligent surface (RIS). While beamfocusing has been theoretically established as a key feature of large-aperture RISs, its…

Information Theory · Computer Science 2026-02-12 Emil Björnson , Murat Babek Salman

Hyperspectral imagery (HSI) is an established technique with an array of applications, but its use is limited due to both practical and technical issues associated with spectral devices. The goal of the ICASSP 2024 'Hyper-Skin' Challenge is…

Image and Video Processing · Electrical Eng. & Systems 2024-04-17 Wojciech Czaja , Jeremiah Emidih , Brandon Kolstoe , Richard G. Spencer

Neural Radiance Fields achieve high-fidelity scene representation but suffer from costly training and rendering, while 3D Gaussian splatting offers real-time performance with strong empirical results. Recently, solutions that harness the…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Grzegorz Wilczyński , Mikołaj Zieliński , Krzysztof Byrski , Joanna Waczyńska , Dominik Belter , Przemysław Spurek

Natural (such as lunar) occultations have long been used to study sources on small angular scales, while coronographs have been used to study high contrast sources. We propose launching the Improved Resolution and Image Selection (IRIS)…

Astrophysics · Physics 2016-08-30 Glenn D. Starkman , Craig J Copi

This paper offers three new, open-source, deep learning-based iris segmentation methods, and the methodology how to use irregular segmentation masks in a conventional Gabor-wavelet-based iris recognition. To train and validate the methods,…

Computer Vision and Pattern Recognition · Computer Science 2019-01-07 Daniel Kerrigan , Mateusz Trokielewicz , Adam Czajka , Kevin Bowyer

In the previous decade, there has been a considerable rise in the usage of smartphones.Due to exorbitant advancement in technology, computational speed and quality of image capturing has increased considerably. With an increase in the need…

Computer Vision and Pattern Recognition · Computer Science 2017-08-04 Saksham Gupta , Sukhad Anand , Atul Rai

Image Super-Resolution (SR) provides a promising technique to enhance the image quality of low-resolution optical sensors, facilitating better-performing target detection and autonomous navigation in a wide range of robotics applications.…

Computer Vision and Pattern Recognition · Computer Science 2020-12-08 Fan Wang , Jiangxin Yang , Yanlong Cao , Yanpeng Cao , Michael Ying Yang

The iris pattern has significantly improved the biometric recognition field due to its high level of stability and uniqueness. Such physical feature has played an important role in security and other related areas. However, presentation…

Computer Vision and Pattern Recognition · Computer Science 2020-03-03 Gabriela Y. Kimura , Diego R. Lucio , Alceu S. Britto , David Menotti

Soft biometric information such as gender can contribute to many applications like as identification and security. This paper explores the use of a Binary Statistical Features (BSIF) algorithm for classifying gender from iris texture images…

Computer Vision and Pattern Recognition · Computer Science 2019-05-02 Juan Tapia , Claudia Arellano

Visible and near-infrared(NIR) band sensors provide images that capture complementary spectral radiations from a scene. And the fusion of the visible and NIR image aims at utilizing their spectrum properties to enhance image quality.…

Computer Vision and Pattern Recognition · Computer Science 2023-09-20 Zhuo Li , Bo Li

Multi-image super-resolution (MISR) allows to increase the spatial resolution of a low-resolution (LR) acquisition by combining multiple images carrying complementary information in the form of sub-pixel offsets in the scene sampling, and…

Computer Vision and Pattern Recognition · Computer Science 2024-01-31 Luca Savant Aira , Diego Valsesia , Andrea Bordone Molini , Giulia Fracastoro , Enrico Magli , Andrea Mirabile

This study demonstrates how facial biometrics, acquired using multi-spectral sensors, such as RGB, depth, and infrared, assist the data accumulation in the process of authorizing users of automated and semi-automated access systems. This…

Computer Vision and Pattern Recognition · Computer Science 2020-07-23 K. Lai , S. Samoil , S. N. Yanushkevich

In recent years, object detection utilizing both visible (RGB) and thermal infrared (IR) imagery has garnered extensive attention and has been widely implemented across a diverse array of fields. By leveraging the complementary properties…

Computer Vision and Pattern Recognition · Computer Science 2025-12-30 Tianyi Zhao , Maoxun Yuan , Feng Jiang , Nan Wang , Xingxing Wei