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相关论文: Fighting deepfakes by detecting GAN DCT anomalies

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Deepfake detection aims to contrast the spread of deep-generated media that undermines trust in online content. While existing methods focus on large and complex models, the need for real-time detection demands greater efficiency. With this…

计算机视觉与模式识别 · 计算机科学 2024-07-02 Lanzino Romeo , Fontana Federico , Diko Anxhelo , Marini Marco Raoul , Cinque Luigi

Detecting manipulated media has now become a pressing issue with the recent rise of deepfakes. Most existing approaches fail to generalize across diverse datasets and generation techniques. We thus propose a novel ensemble framework,…

计算机视觉与模式识别 · 计算机科学 2025-10-07 Vrushank Ahire , Aniruddh Muley , Shivam Zample , Siddharth Verma , Pranav Menon , Surbhi Madan , Abhinav Dhall

Fake portrait video generation techniques have been posing a new threat to the society with photorealistic deep fakes for political propaganda, celebrity imitation, forged evidences, and other identity related manipulations. Following these…

计算机视觉与模式识别 · 计算机科学 2020-08-27 Umur Aybars Ciftci , Ilke Demir , Lijun Yin

Digitally retouching images has become a popular trend, with people posting altered images on social media and even magazines posting flawless facial images of celebrities. Further, with advancements in Generative Adversarial Networks…

计算机视觉与模式识别 · 计算机科学 2019-01-29 Anubhav Jain , Richa Singh , Mayank Vatsa

Over the past years, deep generative models have achieved a new level of performance. Generated data has become difficult, if not impossible, to be distinguished from real data. While there are plenty of use cases that benefit from this…

密码学与安全 · 计算机科学 2022-03-21 Ning Yu , Vladislav Skripniuk , Dingfan Chen , Larry Davis , Mario Fritz

The availability of large-scale facial databases, together with the remarkable progresses of deep learning technologies, in particular Generative Adversarial Networks (GANs), have led to the generation of extremely realistic fake facial…

计算机视觉与模式识别 · 计算机科学 2023-07-19 João C. Neves , Ruben Tolosana , Ruben Vera-Rodriguez , Vasco Lopes , Hugo Proença , Julian Fierrez

Improvements in Generative Adversarial Networks (GANs) have greatly reduced the difficulty of producing new, photo-realistic images with unique semantic meaning. With this rise in ability to generate fake images comes demand to detect them.…

图像与视频处理 · 电气工程与系统科学 2020-09-17 Michael Goebel , B. S. Manjunath

In the contemporary digital age, the proliferation of deepfakes presents a formidable challenge to the sanctity of information dissemination. Audio deepfakes, in particular, can be deceptively realistic, posing significant risks in…

声音 · 计算机科学 2024-02-28 Karthik Sivarama Krishnan , Koushik Sivarama Krishnan

GAN-based techniques that generate and synthesize realistic faces have caused severe social concerns and security problems. Existing methods for detecting GAN-generated faces can perform well on limited public datasets. However, images from…

计算机视觉与模式识别 · 计算机科学 2022-02-15 Hui Guo , Shu Hu , Xin Wang , Ming-Ching Chang , Siwei Lyu

DeepFake technology has gained significant attention due to its ability to manipulate facial attributes with high realism, raising serious societal concerns. Face-Swap DeepFake is the most harmful among these techniques, which fabricates…

计算机视觉与模式识别 · 计算机科学 2024-10-17 Pu Sun , Honggang Qi , Yuezun Li

Distributed Denial of Service (DDoS) attacks represent a persistent and evolving threat to modern networked systems, capable of causing large-scale service disruptions. The complexity of such attacks, often hidden within high-dimensional…

密码学与安全 · 计算机科学 2025-04-29 Harsh Patel

Radio Frequency Fingerprinting (RFF) has evolved as an effective solution for authenticating devices by leveraging the unique imperfections in hardware components involved in the signal generation process. In this work, we propose a…

密码学与安全 · 计算机科学 2025-10-14 Raju Dhakal , Prashant Shekhar , Laxima Niure Kandel

Generative Adversarial Networks (GANs) have shown satisfactory performance in synthetic image generation by devising complex network structure and adversarial training scheme. Even though GANs are able to synthesize realistic images, there…

计算机视觉与模式识别 · 计算机科学 2021-04-14 Ali Tousi , Haedong Jeong , Jiyeon Han , Hwanil Choi , Jaesik Choi

Computer network anomaly detection and log analysis, as an important topic in the field of network security, has been a key task to ensure network security and system reliability. First, existing network anomaly detection and log analysis…

机器学习 · 计算机科学 2024-09-17 Shuzhan Wang , Ruxue Jiang , Zhaoqi Wang , Yan Zhou

Deep generative models are promising in detecting novel cyber-physical attacks, mitigating the vulnerability of Cyber-physical systems (CPSs) without relying on labeled information. Nonetheless, these generative models face challenges in…

密码学与安全 · 计算机科学 2023-11-07 Haili Sun , Yan Huang , Lansheng Han , Cai Fu , Hongle Liu , Xiang Long

With the advancement of AI generative techniques, Deepfake faces have become incredibly realistic and nearly indistinguishable to the human eye. To counter this, Deepfake detectors have been developed as reliable tools for assessing face…

密码学与安全 · 计算机科学 2025-05-14 Shuaiwei Yuan , Junyu Dong , Yuezun Li

Facial forgery by deepfakes has caused major security risks and raised severe societal concerns. As a countermeasure, a number of deepfake detection methods have been proposed. Most of them model deepfake detection as a binary…

计算机视觉与模式识别 · 计算机科学 2023-10-12 Aakash Varma Nadimpalli , Ajita Rattani

To efficiently extract textual information from color degraded document images is a significant research area. The prolonged imperfect preservation of ancient documents has led to various types of degradation, such as page staining, paper…

计算机视觉与模式识别 · 计算机科学 2023-08-25 Rui-Yang Ju , Yu-Shian Lin , Jen-Shiun Chiang , Chih-Chia Chen , Wei-Han Chen , Chun-Tse Chien

Recent years have seen fast development in synthesizing realistic human faces using AI technologies. Such fake faces can be weaponized to cause negative personal and social impact. In this work, we develop technologies to defend individuals…

计算机视觉与模式识别 · 计算机科学 2019-06-25 Yuezun Li , Xin Yang , Baoyuan Wu , Siwei Lyu

Face modification systems using deep learning have become increasingly powerful and accessible. Given images of a person's face, such systems can generate new images of that same person under different expressions and poses. Some systems…

计算机视觉与模式识别 · 计算机科学 2020-04-29 Nataniel Ruiz , Sarah Adel Bargal , Stan Sclaroff
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