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Nowadays, the adoption of face recognition for biometric authentication systems is usual, mainly because this is one of the most accessible biometric modalities. Techniques that rely on trespassing these kind of systems by using a forged…

计算机视觉与模式识别 · 计算机科学 2019-02-11 Rodrigo Bresan , Allan Pinto , Anderson Rocha , Carlos Beluzo , Tiago Carvalho

Deep neural networks have significantly improved the performance of face forgery detection models in discriminating Artificial Intelligent Generated Content (AIGC). However, their security is significantly threatened by the injection of…

计算机视觉与模式识别 · 计算机科学 2024-01-02 Xiaoxuan Han , Songlin Yang , Wei Wang , Ziwen He , Jing Dong

Identity authentication is the process of verifying one's identity. There are several identity authentication methods, among which biometric authentication is of utmost importance. Facial recognition is a sort of biometric authentication…

计算机视觉与模式识别 · 计算机科学 2022-12-15 Matineh Pooshideh

Face sketch synthesis has made significant progress with the development of deep neural networks in these years. The delicate depiction of sketch portraits facilitates a wide range of applications like digital entertainment and law…

计算机视觉与模式识别 · 计算机科学 2021-06-30 Xingqun Qi , Muyi Sun , Weining Wang , Xiaoxiao Dong , Qi Li , Caifeng Shan

Nowadays, the development of a Presentation Attack Detection (PAD) system for ID cards presents a challenge due to the lack of images available to train a robust PAD system and the increase in diversity of possible attack instrument…

计算机视觉与模式识别 · 计算机科学 2025-08-19 Qingwen Zeng , Juan E. Tapia , Izan Garcia , Juan M. Espin , Christoph Busch

Blind iris images, which result from unknown degradation during the process of iris recognition at long distances, often lead to decreased iris recognition rates. Currently, little existing literature offers a solution to this problem. In…

计算机视觉与模式识别 · 计算机科学 2024-08-02 Qi Xiong , Xinman Zhang , Jun Shen

Generative adversarial nets (GANs) have been widely studied during the recent development of deep learning and unsupervised learning. With an adversarial training mechanism, GAN manages to train a generative model to fit the underlying…

信息检索 · 计算机科学 2018-06-12 Weinan Zhang

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…

计算机视觉与模式识别 · 计算机科学 2023-12-08 Rasel Ahmed Bhuiyan , Adam Czajka

Iris recognition is a secure biometric technology known for its stability and privacy. With no two irises being identical and little change throughout a person's lifetime, iris recognition is considered more reliable and less susceptible to…

计算机视觉与模式识别 · 计算机科学 2023-03-16 Yimin Yin , Siliang He , Renye Zhang , Hongli Chang , Xu Han , Jinghua Zhang

To synthesize high-quality person images with arbitrary poses is challenging. In this paper, we propose a novel Multi-scale Conditional Generative Adversarial Networks (MsCGAN), aiming to convert the input conditional person image to a…

计算机视觉与模式识别 · 计算机科学 2020-03-06 Wei Tang , Gui Li , Xinyuan Bao , Teng Li

Convolutional Neural Networks (CNNs) are being increasingly used to address the problem of iris presentation attack detection. In this work, we propose attention-guided iris presentation attack detection (AG-PAD) to augment CNNs with…

计算机视觉与模式识别 · 计算机科学 2020-10-27 Cunjian Chen , Arun Ross

The rapid progress of generative adversarial networks (GANs) and diffusion models has enabled the creation of synthetic faces that are increasingly difficult to distinguish from real images. This progress, however, has also amplified the…

计算机视觉与模式识别 · 计算机科学 2026-04-01 Kyeonghun Kim , Youngung Han , Seoyoung Ju , Yeonju Jean , YooHyun Kim , Minseo Choi , SuYeon Lim , Kyungtae Park , Seungwoo Baek , Sieun Hyeon , Nam-Joon Kim , Hyuk-Jae Lee

Network Intrusion Detection Systems (NIDS) are tools or software that are widely used to maintain the computer networks and information systems keeping them secure and preventing malicious traffics from penetrating into them, as they flag…

The accurate detection of ID card Presentation Attacks (PA) is becoming increasingly important due to the rising number of online/remote services that require the presentation of digital photographs of ID cards for digital onboarding or…

计算机视觉与模式识别 · 计算机科学 2023-12-22 Reuben Markham , Juan M. Espin , Mario Nieto-Hidalgo , Juan E. Tapia

Artificial Intelligence (AI) tools have become incredibly powerful in generating synthetic images. Of particular concern are generated images that resemble photographs as they aspire to represent real world events. Synthetic photographs may…

计算机与社会 · 计算机科学 2024-08-14 Melanie Mathys , Marco Willi , Raphael Meier

Generative Adversarial Networks (GANs) are now capable of producing synthetic face images of exceptionally high visual quality. In parallel to the development of GANs themselves, efforts have been made to develop metrics to objectively…

计算机视觉与模式识别 · 计算机科学 2020-12-22 Richard T. Marriott , Safa Madiouni , Sami Romdhani , Stéphane Gentric , Liming Chen

Adversarial examples have recently proven to be able to fool deep learning methods by adding carefully crafted small perturbation to the input space image. In this paper, we study the possibility of generating adversarial examples for…

机器学习 · 计算机科学 2019-07-22 Sobhan Soleymani , Ali Dabouei , Jeremy Dawson , Nasser M. Nasrabadi

The use of iris as a biometric trait is widely used because of its high level of distinction and uniqueness. Nowadays, one of the major research challenges relies on the recognition of iris images obtained in visible spectrum under…

计算机视觉与模式识别 · 计算机科学 2019-01-21 Luiz A. Zanlorensi , Eduardo Luz , Rayson Laroca , Alceu S. Britto , Luiz S. Oliveira , David Menotti

The capability of doing effective forensic analysis on printed and scanned (PS) images is essential in many applications. PS documents may be used to conceal the artifacts of images which is due to the synthetic nature of images since these…

计算机视觉与模式识别 · 计算机科学 2023-04-07 Ehsan Nowroozi , Yoosef Habibi , Mauro Conti

Foundation models are becoming increasingly popular due to their strong generalization capabilities resulting from being trained on huge datasets. These generalization capabilities are attractive in areas such as NIR Iris Presentation…

计算机视觉与模式识别 · 计算机科学 2025-01-14 Juan E. Tapia , Lázaro Janier González-Soler , Christoph Busch