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Automatic fingerprint recognition systems are the most extensively used systems for person authentication although they are vulnerable to Presentation attacks. Artificial artifacts created with the help of various materials are used to…

Computer Vision and Pattern Recognition · Computer Science 2023-03-03 Anuj Rai , Somnath Dey , Pradeep Patidar , Prakhar Rai

Iris recognition technology has attracted an increasing interest in the last decades in which we have witnessed a migration from research laboratories to real world applications. The deployment of this technology raises questions about the…

Computer Vision and Pattern Recognition · Computer Science 2021-11-25 Aythami Morales , Julian Fierrez , Javier Galbally , Marta Gomez-Barrero

In recent years, face biometric security systems are rapidly increasing, therefore, the presentation attack detection (PAD) has received significant attention from research communities and has become a major field of research. Researchers…

Computer Vision and Pattern Recognition · Computer Science 2021-01-14 Seyedkooshan Hashemifard , Mohammad Akbari

3D object recognition has attracted wide research attention in the field of multimedia and computer vision. With the recent proliferation of deep learning, various deep models with different representations have achieved the…

Computer Vision and Pattern Recognition · Computer Science 2018-08-24 Haoxuan You , Yifan Feng , Rongrong Ji , Yue Gao

This paper presents a method for face detection in the wild, which integrates a ConvNet and a 3D mean face model in an end-to-end multi-task discriminative learning framework. The 3D mean face model is predefined and fixed (e.g., we used…

Computer Vision and Pattern Recognition · Computer Science 2016-08-30 Yunzhu Li , Benyuan Sun , Tianfu Wu , Yizhou Wang

Biometric systems are nowadays employed across a broad range of applications. They provide high security and efficiency and, in many cases, are user friendly. Despite these and other advantages, biometric systems in general and Automatic…

Despite the high biometric performance, finger-vein recognition systems are vulnerable to presentation attacks (aka., spoofing attacks). In this paper, we present a new and robust approach for detecting presentation attacks on finger-vein…

Computer Vision and Pattern Recognition · Computer Science 2019-12-04 Jag Mohan Singh , Sushma Venkatesh , Kiran B. Raja , Raghavendra Ramachandra , Christoph Busch

Transformer has demonstrated promising performance in many 2D vision tasks. However, it is cumbersome to compute the self-attention on large-scale point cloud data because point cloud is a long sequence and unevenly distributed in 3D space.…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Chenhang He , Ruihuang Li , Shuai Li , Lei Zhang

Face Recognition systems (FRS) have been found to be vulnerable to morphing attacks, where the morphed face image is generated by blending the face images from contributory data subjects. This work presents a novel direction for generating…

Computer Vision and Pattern Recognition · Computer Science 2023-10-16 Jag Mohan Singh , Raghavendra Ramachandra

We have witnessed rapid advances in both face presentation attack models and presentation attack detection (PAD) in recent years. Compared to widely studied 2D face presentation attacks (e.g. printed photos and video replays), 3D face…

Computer Vision and Pattern Recognition · Computer Science 2019-10-15 Shan Jia , Xin Li , Chuanbo Hu , Zhengquan Xu

Nowadays, Presentation Attack Detection is a very active research area. Several databases are constituted in the state-of-the-art using images extracted from videos. One of the main problems identified is that many databases present a…

Computer Vision and Pattern Recognition · Computer Science 2023-04-26 Diego Pasmino , Carlos Aravena , Juan Tapia , Christoph Busch

Face recognition has evolved as a widely used biometric modality. However, its vulnerability against presentation attacks poses a significant security threat. Though presentation attack detection (PAD) methods try to address this issue,…

Computer Vision and Pattern Recognition · Computer Science 2020-07-23 Anjith George , Sebastien Marcel

In recent years 3D object detection from LiDAR point clouds has made great progress thanks to the development of deep learning technologies. Although voxel or point based methods are popular in 3D object detection, they usually involve…

Computer Vision and Pattern Recognition · Computer Science 2022-07-18 Jiaqi Gu , Zhiyu Xiang , Pan Zhao , Tingming Bai , Lingxuan Wang , Xijun Zhao , Zhiyuan Zhang

The vulnerabilities of fingerprint authentication systems have raised security concerns when adapting them to highly secure access-control applications. Therefore, Fingerprint Presentation Attack Detection (FPAD) methods are essential for…

Computer Vision and Pattern Recognition · Computer Science 2023-05-30 Hailin Li , Raghavendra Ramachandra

Over the past few years, Presentation Attack Detection (PAD) has become a fundamental part of facial recognition systems. Although much effort has been devoted to anti-spoofing research, generalization in real scenarios remains a challenge.…

Computer Vision and Pattern Recognition · Computer Science 2019-04-15 Artur Costa-Pazo , David Jimenez-Cabello , Esteban Vazquez-Fernandez , Jose L. Alba-Castro , Roberto J. López-Sastre

Despite significant advances in facial recognition systems, they remain vulnerable to face presentation attacks. Among them, disguise makeup attacks are particularly challenging, as they use advanced cosmetics, prosthetic components, and…

Computer Vision and Pattern Recognition · Computer Science 2026-04-30 Fateme Taraghi , Atefe Aghaei , Mohsen Ebrahimi Moghaddam

Biometric security is the cornerstone of modern identity verification and authentication systems, where the integrity and reliability of biometric samples is of paramount importance. This paper introduces AttackNet, a bespoke Convolutional…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Oleksandr Kuznetsov , Dmytro Zakharov , Emanuele Frontoni , Andrea Maranesi

Face presentation attack detection plays a critical role in the modern face recognition pipeline. A face presentation attack detection model with good generalization can be obtained when it is trained with face images from different input…

Computer Vision and Pattern Recognition · Computer Science 2022-05-03 Rui Shao , Pramuditha Perera , Pong C. Yuen , Vishal M. Patel

Face presentation attack detection (fPAD) plays a critical role in the modern face recognition pipeline. A face presentation attack detection model with good generalization can be obtained when it is trained with face images from different…

Computer Vision and Pattern Recognition · Computer Science 2020-09-30 Rui Shao , Pramuditha Perera , Pong C. Yuen , Vishal M. Patel

This paper proposes a method for utilizing thermal features of the hand for the purpose of presentation attack detection (PAD) that can be employed in a hand biometrics system's pipeline. By envisaging two different operational modes of our…

Computer Vision and Pattern Recognition · Computer Science 2018-09-13 Ewelina Bartuzi , Mateusz Trokielewicz