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Human perceptual priors have shown promise in saliency-guided deep learning training, particularly in the domain of iris presentation attack detection (PAD). Common saliency approaches include hand annotations obtained via mouse clicks and…

计算机视觉与模式识别 · 计算机科学 2026-05-08 Byron Dowling , Jacob Piland , Eleanor Frederick , Christopher Sweet , Adam Czajka

Face presentation attack detection (PAD) has become a thorny problem for biometric systems and numerous countermeasures have been proposed to address it. However, majority of them directly extract feature descriptors and distinguish fake…

计算机视觉与模式识别 · 计算机科学 2018-11-13 Lei Li , Zhaoqiang Xia , Xiaoyue Jiang , Fabio Roli , Xiaoyi Feng

This paper proposes the first, known to us, open source presentation attack detection (PAD) solution to distinguish between authentic iris images (possibly wearing clear contact lenses) and irises with textured contact lenses. This software…

计算机视觉与模式识别 · 计算机科学 2019-05-10 Joseph McGrath , Kevin W. Bowyer , Adam Czajka

Although face recognition systems have seen a massive performance enhancement in recent years, they are still targeted by threats such as presentation attacks, leading to the need for generalizable presentation attack detection (PAD)…

计算机视觉与模式识别 · 计算机科学 2025-01-07 Guray Ozgur , Eduarda Caldeira , Tahar Chettaoui , Fadi Boutros , Raghavendra Ramachandra , Naser Damer

The integration of multimodal models into Presentation Attack Detection (PAD) for ID Documents represents a significant advancement in biometric security. Traditional PAD systems rely solely on visual features, which often fail to detect…

计算机视觉与模式识别 · 计算机科学 2026-04-01 Marina Villanueva , Juan M. Espin , Juan E. Tapia

The demand for Presentation Attack Detection (PAD) to identify fraudulent ID documents in remote verification systems has significantly risen in recent years. This increase is driven by several factors, including the rise of remote work,…

计算机视觉与模式识别 · 计算机科学 2025-05-13 Juan E. Tapia , Fabian Stockhardt , Lázaro Janier González-Soler , Christoph Busch

Face recognition (FR) algorithms have been proven to exhibit discriminatory behaviors against certain demographic and non-demographic groups, raising ethical and legal concerns regarding their deployment in real-world scenarios. Despite the…

计算机视觉与模式识别 · 计算机科学 2023-10-20 Meiling Fang , Wufei Yang , Arjan Kuijper , Vitomir Struc , Naser Damer

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

Face anti-spoofing algorithms play a pivotal role in the robust deployment of face recognition systems against presentation attacks. Conventionally, full facial images are required by such systems to correctly authenticate individuals, but…

计算机视觉与模式识别 · 计算机科学 2024-08-26 Vaibhav Sundharam , Abhijit Sarkar , A. Lynn Abbott

Biometric based authentication is currently playing an essential role over conventional authentication system; however, the risk of presentation attacks subsequently rising. Our research aims at identifying the areas where presentation…

计算机视觉与模式识别 · 计算机科学 2022-07-04 Nyle Siddiqui , Rushit Dave

Iris presentation attack detection (PAD) plays a vital role in iris recognition systems. Most existing CNN-based iris PAD solutions 1) perform only binary label supervision during the training of CNNs, serving global information learning…

计算机视觉与模式识别 · 计算机科学 2021-06-29 Meiling Fang , Naser Damer , Fadi Boutros , Florian Kirchbuchner , Arjan Kuijper

Presentation Attack Detection (PAD) has been extensively studied, particularly in the visible spectrum. With the advancement of sensing technology beyond the visible range, multispectral imaging has gained significant attention in this…

计算机视觉与模式识别 · 计算机科学 2023-11-21 Narayan Vetrekar , Raghavendra Ramachandra , Sushma Venkatesh , Jyoti D. Pawar , R. S. Gad

While the performance of face recognition systems has improved significantly in the last decade, they are proved to be highly vulnerable to presentation attacks (spoofing). Most of the research in the field of face presentation attack…

计算机视觉与模式识别 · 计算机科学 2019-07-10 Olegs Nikisins , Anjith George , Sebastien Marcel

The need for reliable systems to determine fingerprint presentation attacks grows with the rising use of the fingerprint for authentication. This work presents a new approach to single-class classification for software-based fingerprint…

机器学习 · 计算机科学 2021-05-24 Tobias Rohrer , Jascha Kolberg

With the increased deployment of face recognition systems in our daily lives, face presentation attack detection (PAD) is attracting much attention and playing a key role in securing face recognition systems. Despite the great performance…

计算机视觉与模式识别 · 计算机科学 2021-11-03 Meiling Fang , Naser Damer , Florian Kirchbuchner , Arjan Kuijper

Fingerprint Presentation Attack Detection (FPAD) deals with distinguishing images coming from artificial replicas of the fingerprint characteristic, made up of materials like silicone, gelatine or latex, and images coming from alive…

计算机视觉与模式识别 · 计算机科学 2018-03-15 Valerio Mura , Giulia Orrù , Roberto Casula , Alessandra Sibiriu , Giulia Loi , Pierluigi Tuveri , Luca Ghiani , Gian Luca Marcialis

Face masks have become one of the main methods for reducing the transmission of COVID-19. This makes face recognition (FR) a challenging task because masks hide several discriminative features of faces. Moreover, face presentation attack…

计算机视觉与模式识别 · 计算机科学 2021-11-02 Meiling Fang , Naser Damer , Florian Kirchbuchner , Arjan Kuijper

Presentation attack detection (PAD) is a critical component in secure face authentication. We present a PAD algorithm to distinguish face spoofs generated by a photograph of a subject from live images. Our method uses an image decomposition…

计算机视觉与模式识别 · 计算机科学 2022-12-02 Shlok Kumar Mishra , Kuntal Sengupta , Max Horowitz-Gelb , Wen-Sheng Chu , Sofien Bouaziz , David Jacobs

Face recognition has evolved as a prominent biometric authentication modality. However, vulnerability to presentation attacks curtails its reliable deployment. Automatic detection of presentation attacks is essential for secure use of face…

计算机视觉与模式识别 · 计算机科学 2019-07-10 Anjith George , Sebastien Marcel

The non-intrusive nature and high accuracy of face recognition algorithms have led to their successful deployment across multiple applications ranging from border access to mobile unlocking and digital payments. However, their vulnerability…

计算机视觉与模式识别 · 计算机科学 2020-10-27 Nilay Sanghvi , Sushant Kumar Singh , Akshay Agarwal , Mayank Vatsa , Richa Singh