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Deep learning has enabled realistic face manipulation (i.e., deepfake), which poses significant concerns over the integrity of the media in circulation. Most existing deep learning techniques for deepfake detection can achieve promising…

Computer Vision and Pattern Recognition · Computer Science 2022-12-26 Bosheng Yan , Chang-Tsun Li , Xuequan Lu

Due to their convenience and high accuracy, face recognition systems are widely employed in governmental and personal security applications to automatically recognise individuals. Despite recent advances, face recognition systems have shown…

Computer Vision and Pattern Recognition · Computer Science 2024-08-22 Mathias Ibsen , Lázaro J. González-Soler , Christian Rathgeb , Pawel Drozdowski , Marta Gomez-Barrero , Christoph Busch

We propose a deep convolutional neural network (CNN) for face detection leveraging on facial attributes based supervision. We observe a phenomenon that part detectors emerge within CNN trained to classify attributes from uncropped face…

Computer Vision and Pattern Recognition · Computer Science 2017-08-28 Shuo Yang , Ping Luo , Chen Change Loy , Xiaoou Tang

Preserving privacy is a growing concern in our society where sensors and cameras are ubiquitous. In this work, for the first time, we propose a trainable image acquisition method that removes the sensitive identity revealing information in…

Computer Vision and Pattern Recognition · Computer Science 2021-06-29 Yamin Sepehri , Pedram Pad , Pascal Frossard , L. Andrea Dunbar

Face forgery generation technologies generate vivid faces, which have raised public concerns about security and privacy. Many intelligent systems, such as electronic payment and identity verification, rely on face forgery detection.…

Computer Vision and Pattern Recognition · Computer Science 2025-11-13 Zhaoyu Chen , Bo Li , Kaixun Jiang , Shuang Wu , Shouhong Ding , Wenqiang Zhang

The human face has a high potential for biometric identification due to its many individual traits. At the same time, such identification is vulnerable to biometric copies. These presentation attacks pose a great challenge in unsupervised…

Computer Vision and Pattern Recognition · Computer Science 2021-08-11 Martin Thümmel , Sven Sickert , Joachim Denzler

In this paper, we propose a novel hybrid deep learning architecture that synergistically combines Graph Neural Networks (GNNs), Recurrent Neural Networks (RNNs), and multi-head attention mechanisms to significantly enhance cybersecurity…

Cryptography and Security · Computer Science 2025-10-31 Jayant Biradar , Smit Shah , Tanmay Naik

The research in the field of adversarial attacks and models' vulnerability is one of the fundamental directions in modern machine learning. Recent studies reveal the vulnerability phenomenon, and understanding the mechanisms behind this is…

Machine Learning · Computer Science 2024-01-26 Kseniia Kuvshinova , Olga Tsymboi , Ivan Oseledets

The rapid evolution of high-end smartphones with advanced high-resolution cameras has resulted in contactless capture of fingerprint biometrics that are more reliable and suitable for verification. Similar to other biometric systems,…

Computer Vision and Pattern Recognition · Computer Science 2023-07-06 Hailin Li , Raghavendra Ramachandra

Three discriminative representations for face presentation attack detection are introduced in this paper. Firstly we design a descriptor called spatial pyramid coding micro-texture (SPMT) feature to characterize local appearance…

Computer Vision and Pattern Recognition · Computer Science 2018-08-29 Xiao Song , Xu Zhao , Liangji Fang , Tianwei Lin

In this work, we present a general framework for building a biometrics system capable of capturing multispectral data from a series of sensors synchronized with active illumination sources. The framework unifies the system design for…

Computer Vision and Pattern Recognition · Computer Science 2020-06-16 Leonidas Spinoulas , Mohamed Hussein , David Geissbühler , Joe Mathai , Oswin G. Almeida , Guillaume Clivaz , Sébastien Marcel , Wael AbdAlmageed

Recent works have demonstrated the feasibility of inverting face recognition systems, enabling to recover convincing face images using only their embeddings. We leverage such template inversion models to develop a novel type ofdeep morphing…

Computer Vision and Pattern Recognition · Computer Science 2024-10-23 Laurent Colbois , Hatef Otroshi Shahreza , Sébastien Marcel

Deep learning models have achieved unprecedented performance in the domain of object detection, resulting in breakthroughs in areas such as autonomous driving and security. However, deep learning models are vulnerable to backdoor attacks.…

Computer Vision and Pattern Recognition · Computer Science 2024-06-05 Jeongjin Shin

We explore the black-box adversarial attack on video recognition models. Attacks are only performed on selected key regions and key frames to reduce the high computation cost of searching adversarial perturbations on a video due to its high…

Cryptography and Security · Computer Science 2021-09-01 Zeyuan Wang , Chaofeng Sha , Su Yang

The physical attack has been regarded as a kind of threat against real-world computer vision systems. Still, many existing defense methods are only useful for small perturbations attacks and can't detect physical attacks effectively. In…

Computer Vision and Pattern Recognition · Computer Science 2023-04-18 JiaHao Xie , Ye Luo , Jianwei Lu

Unseen data can degrade performance of deep neural net acoustic models. To cope with unseen data, adaptation techniques are deployed. For unlabeled unseen data, one must generate some hypothesis given an existing model, which is used as the…

Computation and Language · Computer Science 2018-02-21 Vikramjit Mitra , Horacio Franco

Wearing a mask has proven to be one of the most effective ways to prevent the transmission of SARS-CoV-2 coronavirus. However, wearing a mask poses challenges for different face recognition tasks and raises concerns about the performance of…

Computer Vision and Pattern Recognition · Computer Science 2021-11-09 Meiling Fang , Fadi Boutros , Arjan Kuijper , Naser Damer

We present a minimalistic but effective neural network that computes dense facial correspondences in highly unconstrained RGB images. Our network learns a per-pixel flow and a matchability mask between 2D input photographs of a person and…

Computer Vision and Pattern Recognition · Computer Science 2017-09-05 Ronald Yu , Shunsuke Saito , Haoxiang Li , Duygu Ceylan , Hao Li

Face detection and alignment in unconstrained environment are challenging due to various poses, illuminations and occlusions. Recent studies show that deep learning approaches can achieve impressive performance on these two tasks. In this…

Computer Vision and Pattern Recognition · Computer Science 2016-09-21 Kaipeng Zhang , Zhanpeng Zhang , Zhifeng Li , Yu Qiao

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
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