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Related papers: A Unified Framework for Iris Anti-Spoofing: Introd…

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Active infrared thermography (AIRT) became a crucial tool in aerospace non-destructive testing (NDT), enabling the detection of hidden defects and anomalies in materials by capturing thermal responses over time. In AIRT, autoencoders are…

Signal Processing · Electrical Eng. & Systems 2025-12-30 Mohammed Salah , Eman Ouda , Stefano Sfarra , Davor Svetinovic , Yusra Abdulrahman

Iris recognition has been an active research area during last few decades, because of its wide applications in security, from airports to homeland security border control. Different features and algorithms have been proposed for iris…

Computer Vision and Pattern Recognition · Computer Science 2019-07-23 Shervin Minaee , Amirali Abdolrashidi

Infrared Small Target Detection (IRSTD) faces significant challenges due to low signal-to-noise ratios, complex backgrounds, and the absence of discernible target features. While deep learning-based encoder-decoder frameworks have advanced…

Computer Vision and Pattern Recognition · Computer Science 2025-11-26 Xuelin Qian , Jiaming Lu , Zixuan Wang , Wenxuan Wang , Zhongling Huang , Dingwen Zhang , Junwei Han

Tracking any given object(s) spatially and temporally is a common purpose in Visual Object Tracking (VOT) and Video Object Segmentation (VOS). Joint tracking and segmentation have been attempted in some studies but they often lack full…

Computer Vision and Pattern Recognition · Computer Science 2023-09-22 Yuanyou Xu , Zongxin Yang , Yi Yang

In the realm of activity detection for massive machine-type communications, intelligent reflecting surfaces (IRS) have shown significant potential in enhancing coverage for devices lacking direct connections to the base station (BS).…

Machine Learning · Computer Science 2025-06-27 Zeyi Ren , Qingfeng Lin , Jingreng Lei , Yang Li , Yik-Chung Wu

Recently, iris recognition is regaining prominence in immersive applications such as extended reality as a means of seamless user identification. This application scenario introduces unique challenges compared to traditional iris…

Computer Vision and Pattern Recognition · Computer Science 2026-04-28 Yuxi Mi , Qiuyang Yuan , Zhizhou Zhong , Xuan Zhao , Jiaogen Zhou , Fubao Zhu , Jihong Guan , Shuigeng Zhou

With the proliferation of devices on the Internet of Things (IoT), ensuring their security has become paramount. Device identification (DI), which distinguishes IoT devices based on their traffic patterns, plays a crucial role in both…

Cryptography and Security · Computer Science 2025-11-12 Kahraman Kostas , Rabia Yasa Kostas , Mike Just , Michael A. Lones

Moir\'e patterns, resulting from aliasing between object light signals and camera sampling frequencies, often degrade image quality during capture. Traditional demoir\'eing methods have generally treated images as a whole for processing and…

Computer Vision and Pattern Recognition · Computer Science 2025-04-17 Xia Wang , Haiyang Sun , Tiantian Cao , Yueying Sun , Min Feng

A new approach in iris recognition based on Circular Fuzzy Iris Segmentation (CFIS) and Gabor Analytic Iris Texture Binary Encoder (GAITBE) is proposed and tested here. CFIS procedure is designed to guarantee that similar iris segments will…

Computer Vision and Pattern Recognition · Computer Science 2011-07-15 Nicolaie Popescu-Bodorin

We propose contrastive coding to learn shared, dense image representations, referred to as CoMIRs (Contrastive Multimodal Image Representations). CoMIRs enable the registration of multimodal images where existing registration methods often…

Computer Vision and Pattern Recognition · Computer Science 2021-01-14 Nicolas Pielawski , Elisabeth Wetzer , Johan Öfverstedt , Jiahao Lu , Carolina Wählby , Joakim Lindblad , Nataša Sladoje

There has been a historic assumption that the biometrics of an individual are statistically uncorrelated. We test this assumption by training Bi-Encoder networks on three verification tasks, including fingerprint-to-fingerprint matching,…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Matthew So , Judah Goldfeder , Mark Lis , Hod Lipson

Face anti-spoofing (FAS) is crucial for securing face recognition systems. However, existing FAS methods with handcrafted binary or pixel-wise labels have limitations due to diverse presentation attacks (PAs). In this paper, we propose an…

Computer Vision and Pattern Recognition · Computer Science 2023-08-30 Weihua Liu , Chaochao Lin , Yu Yan

The large number of sensors and actuators that make up the Internet of Things obliges these systems to use diverse technologies and protocols. This means that IoT networks are more heterogeneous than traditional networks. This gives rise to…

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

The rapid deployment of Internet of Things (IoT) devices has led to large-scale sensor networks that monitor environmental and urban phenomena in real time. Communities of Interest (CoIs) provide a promising paradigm for organising…

This paper presents a novel perspective for enhancing anti-spoofing performance in zero-shot data domain generalization. Unlike traditional image classification tasks, face anti-spoofing datasets display unique generalization…

Computer Vision and Pattern Recognition · Computer Science 2024-06-19 Hyojin Kim , Jiyoon Lee , Yonghyun Jeong , Haneol Jang , YoungJoon Yoo

With the availability of diverse sensor modalities (i.e., RGB, Depth, Infrared) and the success of multi-modal learning, multi-modal face anti-spoofing (FAS) has emerged as a prominent research focus. The intuition behind it is that…

Computer Vision and Pattern Recognition · Computer Science 2025-05-28 Jingyi Yang , Xun Lin , Zitong Yu , Liepiao Zhang , Xin Liu , Hui Li , Xiaochen Yuan , Xiaochun Cao

This paper proposes the first known to us iris recognition methodology designed specifically for post-mortem samples. We propose to use deep learning-based iris segmentation models to extract highly irregular iris texture areas in…

Computer Vision and Pattern Recognition · Computer Science 2019-10-09 Mateusz Trokielewicz , Adam Czajka , Piotr Maciejewicz

To tackle the challenge of vehicle re-identification (Re-ID) in complex lighting environments and diverse scenes, multi-spectral sources like visible and infrared information are taken into consideration due to their excellent complementary…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 Aihua Zheng , Xianpeng Zhu , Zhiqi Ma , Chenglong Li , Jin Tang , Jixin Ma

IoT device identification is the process of recognizing and verifying connected IoT devices to the network. This is an essential process for ensuring that only authorized devices can access the network, and it is necessary for network…

Machine Learning · Computer Science 2023-07-19 Anahita Namvar , Chandra Thapa , Salil S. Kanhere
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