English
Related papers

Related papers: ImmerIris: A Large-Scale Dataset and Benchmark for…

200 papers

This paper proposes an end-to-end iris recognition method designed specifically for post-mortem samples, and thus serving as a perfect application for iris biometrics in forensics. To our knowledge, it is the first method specific for…

Computer Vision and Pattern Recognition · Computer Science 2019-12-06 Mateusz Trokielewicz , Adam Czajka , Piotr Maciejewicz

In this paper, we present a texture aware lightweight deep learning framework for iris recognition. Our contributions are primarily three fold. Firstly, to address the dearth of labelled iris data, we propose a reconstruction loss guided…

Computer Vision and Pattern Recognition · Computer Science 2020-02-24 Manashi Chakraborty , Mayukh Roy , Prabir Kumar Biswas , Pabitra Mitra

AI based Face Recognition Systems (FRSs) are now widely distributed and deployed as MLaaS solutions all over the world, moreso since the COVID-19 pandemic for tasks ranging from validating individuals' faces while buying SIM cards to…

Computer Vision and Pattern Recognition · Computer Science 2024-02-22 Siddharth D Jaiswal , Ankit Kr. Verma , Animesh Mukherjee

The lack of resolution has a negative impact on the performance of image-based biometrics. While many generic super-resolution methods have been proposed to restore low-resolution images, they usually aim to enhance their visual appearance.…

Computer Vision and Pattern Recognition · Computer Science 2022-03-29 F. Alonso-Fernandez , R. A. Farrugia , J. Bigun , J. Fierrez , E. Gonzalez-Sosa

Recognition of iris based on Visible Light (VL) imaging is a difficult problem because of the light reflection from the cornea. Nonetheless, pigment melanin provides a rich feature source in VL, unavailable in Near-Infrared (NIR) imaging.…

Computer Vision and Pattern Recognition · Computer Science 2016-11-17 Mahdi S. Hosseini , Babak N. Araabi , Hamid Soltanian-Zadeh

In real-world recognition/classification tasks, limited by various objective factors, it is usually difficult to collect training samples to exhaust all classes when training a recognizer or classifier. A more realistic scenario is open set…

Machine Learning · Computer Science 2020-03-24 Chuanxing Geng , Sheng-jun Huang , Songcan Chen

Despite the great advances made in the field of image super-resolution (ISR) during the last years, the performance has merely been evaluated perceptually. Thus, it is still unclear whether ISR is helpful for other vision tasks. In this…

Computer Vision and Pattern Recognition · Computer Science 2016-01-29 Dengxin Dai , Yujian Wang , Yuhua Chen , Luc Van Gool

Remote sensing image super-resolution (RSISR) is a crucial task in remote sensing image processing, aiming to reconstruct high-resolution (HR) images from their low-resolution (LR) counterparts. Despite the growing number of RSISR methods…

Image and Video Processing · Electrical Eng. & Systems 2025-11-04 Yunliang Qi , Meng Lou , Yimin Liu , Lu Li , Zhen Yang , Wen Nie

Recent developments in differentiable and neural rendering have made impressive breakthroughs in a variety of 2D and 3D tasks, e.g. novel view synthesis, 3D reconstruction. Typically, differentiable rendering relies on a dense viewpoint…

Computer Vision and Pattern Recognition · Computer Science 2024-09-24 Michal Nazarczuk , Thomas Tanay , Sibi Catley-Chandar , Richard Shaw , Radu Timofte , Eduardo Pérez-Pellitero

The volumetric representation of human interactions is one of the fundamental domains in the development of immersive media productions and telecommunication applications. Particularly in the context of the rapid advancement of Extended…

Computer Vision and Pattern Recognition · Computer Science 2024-02-15 Fatemeh Ghorbani Lohesara , Davi Rabbouni Freitas , Christine Guillemot , Karen Eguiazarian , Sebastian Knorr

In the current landscape of biometrics and surveillance, the ability to accurately recognize faces in uncontrolled settings is paramount. The Watchlist Challenge addresses this critical need by focusing on face detection and open-set…

Portrait pictures, which typically feature both human subjects and natural backgrounds, are one of the most prevalent forms of photography on social media. Existing image super-resolution (ISR) techniques generally focus either on generic…

Computer Vision and Pattern Recognition · Computer Science 2025-10-14 Renjie Li , Zihao Zhu , Xiaoyu Wang , Zhengzhong Tu

The lack of resolution has a negative impact on the performance of image-based biometrics. Many applications which are becoming ubiquitous in mobile devices do not operate in a controlled environment, and their performance significantly…

Computer Vision and Pattern Recognition · Computer Science 2022-04-13 Fernando Alonso-Fernandez , Reuben A. Farrugia , Julian Fierrez , Josef Bigun

Infrared image super-resolution (IISR) under real-world conditions is a practically significant yet rarely addressed task. Pioneering works are often trained and evaluated on simulated datasets or neglect the intrinsic differences between…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Yang Zou , Jun Ma , Zhidong Jiao , Xingyuan Li , Zhiying Jiang , Jinyuan Liu

Gaze estimation is instrumental in modern virtual reality (VR) systems. Despite significant progress in remote-camera gaze estimation, VR gaze research remains constrained by data scarcity, particularly the lack of large-scale, accurately…

Computer Vision and Pattern Recognition · Computer Science 2026-03-25 Gil Shapira , Ishay Goldin , Evgeny Artyomov , Donghoon Kim , Yosi Keller , Niv Zehngut

We present OpenICS, an image compressive sensing toolbox that includes multiple image compressive sensing and reconstruction algorithms proposed in the past decade. Due to the lack of standardization in the implementation and evaluation of…

Computer Vision and Pattern Recognition · Computer Science 2021-05-10 Jonathan Zhao , Matthew Westerham , Mark Lakatos-Toth , Zhikang Zhang , Avi Moskoff , Fengbo Ren

With the rapid advancement of generative models, highly realistic image synthesis has posed new challenges to digital security and media credibility. Although AI-generated image detection methods have partially addressed these concerns, a…

Computer Vision and Pattern Recognition · Computer Science 2025-09-12 Chunxiao Li , Xiaoxiao Wang , Meiling Li , Boming Miao , Peng Sun , Yunjian Zhang , Xiangyang Ji , Yao Zhu

Massive biometric deployments are pervasive in today's world. But despite the high accuracy of biometric systems, their computational efficiency degrades drastically with an increase in the database size. Thus, it is essential to index…

Computer Vision and Pattern Recognition · Computer Science 2020-12-08 Avantika Singh , Chirag Vashist , Pratyush Gaurav , Aditya Nigam , Rameshwar Pratap

Iris recognition is widely used in several fields such as mobile phones, financial transactions, identification cards, airport security, international border control, voter registration for living persons. However, the possibility of…

Image and Video Processing · Electrical Eng. & Systems 2024-08-08 Afzal Hossain , Tipu Sultan , Stephanie Schuckers

Transparent objects are ubiquitous in household settings and pose distinct challenges for visual sensing and perception systems. The optical properties of transparent objects leave conventional 3D sensors alone unreliable for object depth…

Computer Vision and Pattern Recognition · Computer Science 2022-07-22 Xiaotong Chen , Huijie Zhang , Zeren Yu , Anthony Opipari , Odest Chadwicke Jenkins