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Significant advances in deep learning have obtained hallmark accuracy rates for various computer vision applications. However, advances in deep generative models have also led to the generation of very realistic fake content, also known as…

计算机视觉与模式识别 · 计算机科学 2021-10-06 Sreeraj Ramachandran , Aakash Varma Nadimpalli , Ajita Rattani

Deep learning has been successfully appertained to solve various complex problems in the area of big data analytics to computer vision. A deep learning-powered application recently emerged is Deep Fake. It helps to create fake images and…

计算机视觉与模式识别 · 计算机科学 2021-09-28 Jatin Sharma , Sahil Sharma

Previous deepfake detection methods mostly depend on low-level textural features vulnerable to perturbations and fall short of detecting unseen forgery methods. In contrast, high-level semantic features are less susceptible to perturbations…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Ziyuan Fang , Hanqing Zhao , Tianyi Wei , Wenbo Zhou , Ming Wan , Zhanyi Wang , Weiming Zhang , Nenghai Yu

Deepfakes, particularly those involving faceswap-based manipulations, have sparked significant societal concern due to their increasing realism and potential for misuse. Despite rapid advancements in generative models, detection methods…

计算机视觉与模式识别 · 计算机科学 2025-02-18 Simiao Ren , Hengwei Xu , Tsang Ng , Kidus Zewde , Shengkai Jiang , Ramini Desai , Disha Patil , Ning-Yau Cheng , Yining Zhou , Ragavi Muthukrishnan

One of the most terrifying phenomenon nowadays is the DeepFake: the possibility to automatically replace a person's face in images and videos by exploiting algorithms based on deep learning. This paper will present a brief overview of…

计算机视觉与模式识别 · 计算机科学 2021-03-09 Luca Guarnera , Oliver Giudice , Cristina Nastasi , Sebastiano Battiato

Hyperspectral pansharpening is receiving a growing interest since the last few years as testified by a large number of research papers and challenges. It consists in a pixel-level fusion between a lower-resolution hyperspectral datacube and…

图像与视频处理 · 电气工程与系统科学 2023-11-14 Giuseppe Guarino , Matteo Ciotola , Gemine Vivone , Giuseppe Scarpa

The recent wave of AI research has enabled a new brand of synthetic media, called deepfakes. Deepfakes have impressive photorealism, which has generated exciting new use cases but also raised serious threats to our increasingly digital…

计算机视觉与模式识别 · 计算机科学 2023-04-18 Nikolaos Giatsoglou , Symeon Papadopoulos , Ioannis Kompatsiaris

Deepfakes are computationally-created entities that falsely represent reality. They can take image, video, and audio modalities, and pose a threat to many areas of systems and societies, comprising a topic of interest to various aspects of…

人机交互 · 计算机科学 2023-05-26 Sergi D. Bray , Shane D. Johnson , Bennett Kleinberg

The Deepfake phenomenon has become very popular nowadays thanks to the possibility to create incredibly realistic images using deep learning tools, based mainly on ad-hoc Generative Adversarial Networks (GAN). In this work we focus on the…

计算机视觉与模式识别 · 计算机科学 2020-04-29 Luca Guarnera , Oliver Giudice , Sebastiano Battiato

3D reconstruction garners increasing attention alongside the advancement of high-level image applications, where dense stereo matching (DSM) serves as a pivotal technique. Previous studies often rely on publicly available datasets for…

图像与视频处理 · 电气工程与系统科学 2025-04-18 Kai Yang , Zijian Bai , Yang Xiao , Xinyu Li , Xiaohan Shi

While 3D head reconstruction is widely used for modeling, existing neural reconstruction approaches rely on high-resolution multi-view images, posing notable privacy issues. Individuals are particularly sensitive to facial features, and…

计算机视觉与模式识别 · 计算机科学 2025-05-02 Jiayi Kong , Xurui Song , Shuo Huai , Baixin Xu , Jun Luo , Ying He

We present a novel approach for the detection of deepfake videos using a pair of vision transformers pre-trained by a self-supervised masked autoencoding setup. Our method consists of two distinct components, one of which focuses on…

计算机视觉与模式识别 · 计算机科学 2024-02-12 Sayantan Das , Mojtaba Kolahdouzi , Levent Özparlak , Will Hickie , Ali Etemad

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

Deep neural networks are highly effective in solving complex problems but are often viewed as "black boxes," limiting their adoption in contexts where transparency and explainability are essential. This lack of visibility raises ethical and…

计算机视觉与模式识别 · 计算机科学 2024-12-25 Fabien Poirier

Since the invention of cinema, the manipulated videos have existed. But generating manipulated videos that can fool the viewer has been a time-consuming endeavor. With the dramatic improvements in the deep generative modeling, generating…

计算机视觉与模式识别 · 计算机科学 2020-12-09 Ivan Kukanov , Janne Karttunen , Hannu Sillanpää , Ville Hautamäki

Capturing visual image with a hyperspectral camera has been successfully applied to many areas due to its narrow-band imaging technology. Hyperspectral reconstruction from RGB images denotes a reverse process of hyperspectral imaging by…

图像与视频处理 · 电气工程与系统科学 2020-05-12 Yuzhi Zhao , Lai-Man Po , Qiong Yan , Wei Liu , Tingyu Lin

Deepfake technology has given rise to a spectrum of novel and compelling applications. Unfortunately, the widespread proliferation of high-fidelity fake videos has led to pervasive confusion and deception, shattering our faith that seeing…

计算机视觉与模式识别 · 计算机科学 2024-03-05 Zhongjie Ba , Qingyu Liu , Zhenguang Liu , Shuang Wu , Feng Lin , Li Lu , Kui Ren

Using light spectra is an essential element in many applications, for example, in material classification. Often this information is acquired by using a hyperspectral camera. Unfortunately, these cameras have some major disadvantages like…

图像与视频处理 · 电气工程与系统科学 2022-09-19 Frank Sippel , Jürgen Seiler , André Kaup

The increasing use of synthetic media, particularly deepfakes, is an emerging challenge for digital content verification. Although recent studies use both audio and visual information, most integrate these cues within a single model, which…

计算机视觉与模式识别 · 计算机科学 2025-12-09 Sayeem Been Zaman , Wasimul Karim , Arefin Ittesafun Abian , Reem E. Mohamed , Md Rafiqul Islam , Asif Karim , Sami Azam

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…

计算机视觉与模式识别 · 计算机科学 2025-03-28 Tai D. Nguyen , Matthew C. Stamm
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