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Deep Learning models have achieved remarkable success. Training them is often accelerated by building on top of pre-trained models which poses the risk of perpetuating encoded biases. Here, we investigate biases in the representations of…

Computer Vision and Pattern Recognition · Computer Science 2025-06-09 Valerie Krug , Sebastian Stober

Deepfake technology utilizes deep learning based face manipulation techniques to seamlessly replace faces in videos creating highly realistic but artificially generated content. Although this technology has beneficial applications in media…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Siddiqui Muhammad Yasir , Hyun Kim

The rapid progress of photorealistic synthesis techniques has reached at a critical point where the boundary between real and manipulated images starts to blur. Thus, benchmarking and advancing digital forgery analysis have become a…

Computer Vision and Pattern Recognition · Computer Science 2021-07-15 Yinan He , Bei Gan , Siyu Chen , Yichun Zhou , Guojun Yin , Luchuan Song , Lu Sheng , Jing Shao , Ziwei Liu

In image classification tasks, deep learning models are vulnerable to image distortion. For successful deployment, it is important to identify distortion levels under which the model is usable i.e. its accuracy stays above a stipulated…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Dang Nguyen , Sunil Gupta

We develop a two-stage deep learning framework that recommends fashion images based on other input images of similar style. For that purpose, a neural network classifier is used as a data-driven, visually-aware feature extractor. The latter…

Computer Vision and Pattern Recognition · Computer Science 2019-03-20 Hessel Tuinhof , Clemens Pirker , Markus Haltmeier

While videos can be falsified in many different ways, most existing forensic networks are specialized to detect only a single manipulation type (e.g. deepfake, inpainting). This poses a significant issue as the manipulation used to falsify…

Computer Vision and Pattern Recognition · Computer Science 2025-03-28 Tai D. Nguyen , Matthew C. Stamm

Face anti-spoofing aims at identifying the real face, as well as the fake one, and gains a high attention in security-sensitive applications, liveness detection, fingerprinting, and so on. In this paper, we address the anti-spoofing problem…

Computer Vision and Pattern Recognition · Computer Science 2019-12-20 Ali Ghofrani , Rahil Mahdian Toroghi , Seyed Mojtaba Tabatabaie

The rapid advancement of deepfake technologies raises significant concerns about the security of face recognition systems. While existing methods leverage the clues left by deepfake techniques for face forgery detection, malicious users may…

Computer Vision and Pattern Recognition · Computer Science 2023-10-10 Weihua Liu , Lin Li , Chaochao Lin , Said Boumaraf

Face forgery by deepfake is widely spread over the internet and this raises severe societal concerns. In this paper, we propose a novel video transformer with incremental learning for detecting deepfake videos. To better align the input…

Computer Vision and Pattern Recognition · Computer Science 2021-08-12 Sohail A. Khan , Hang Dai

Face anti-spoofing has drawn a lot of attention due to the high security requirements in biometric authentication systems. Bringing face biometric to commercial hardware became mostly dependent on developing reliable methods for detecting…

Computer Vision and Pattern Recognition · Computer Science 2022-06-15 Nikolay Sergievskiy , Roman Vlasov , Roman Trusov

In response to the growing threat of deepfake technology, we introduce BENet, a Cross-Domain Robust Bias Expansion Network. BENet enhances the detection of fake faces by addressing limitations in current detectors related to variations…

Computer Vision and Pattern Recognition · Computer Science 2024-12-11 Weihua Liu , Jianhua Qiu , Said Boumaraf , Chaochao lin , Pan liyuan , Lin Li , Mohammed Bennamoun , Naoufel Werghi

Training and deploying deepfake detection models on edge devices offers the advantage of maintaining data privacy and confidentiality by processing it close to its source. However, this approach is constrained by the limited computational…

Machine Learning · Computer Science 2025-05-01 Andreas Karathanasis , John Violos , Ioannis Kompatsiaris , Symeon Papadopoulos

The objective of Few-shot learning is to fully leverage the limited data resources for exploring the latent correlations within the data by applying algorithms and training a model with outstanding performance that can adequately meet the…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Wenqing Zhao , Guojia Xie , Han Pan , Biao Yang , Weichuan Zhang

Trust in social media is a growing concern due to its ability to influence significant societal changes. However, this space is increasingly compromised by various types of deepfake multimedia, which undermine the authenticity of shared…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Muhammad Umar Farooq , Awais Khan , Ijaz Ul Haq , Khalid Mahmood Malik

Batch normalization is a key component of most image classification models, but it has many undesirable properties stemming from its dependence on the batch size and interactions between examples. Although recent work has succeeded in…

Computer Vision and Pattern Recognition · Computer Science 2021-02-12 Andrew Brock , Soham De , Samuel L. Smith , Karen Simonyan

The rapid progress in deep generative models has led to the creation of incredibly realistic synthetic images that are becoming increasingly difficult to distinguish from real-world data. The widespread use of Variational Models, Diffusion…

Computer Vision and Pattern Recognition · Computer Science 2025-01-13 Anant Mehta , Bryant McArthur , Nagarjuna Kolloju , Zhengzhong Tu

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…

Computer Vision and Pattern Recognition · Computer Science 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

Hardware imperfections in RF transmitters introduce features that can be used to identify a specific transmitter amongst others. Supervised deep learning has shown good performance in this task but using datasets not applicable to real…

Signal Processing · Electrical Eng. & Systems 2019-05-21 Cyrille Morin , Leonardo Cardoso , Jakob Hoydis , Jean-Marie Gorce , Thibaud Vial

Reliably detecting diseases using relevant biological information is crucial for real-world applicability of deep learning techniques in medical imaging. We debias deep learning models during training against unknown bias - without…

Computer Vision and Pattern Recognition · Computer Science 2022-06-09 Simon Langer , Oliver Taubmann , Felix Denzinger , Andreas Maier , Alexander Mühlberg

Deepfake is a widely used technology employed in recent years to create pernicious content such as fake news, movies, and rumors by altering and substituting facial information from various sources. Given the ongoing evolution of deepfakes…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Ruchika Sharma , Rudresh Dwivedi