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Conventional forgery localizing methods usually rely on different forgery footprints such as JPEG artifacts, edge inconsistency, camera noise, etc., with cross-entropy loss to locate manipulated regions. However, these methods have the…

计算机视觉与模式识别 · 计算机科学 2022-10-06 Fahim Faisal Niloy , Kishor Kumar Bhaumik , Simon S. Woo

Contrast enhancement (CE) forensics techniques have always been of great interest for image forensics community, as they can be an effective tool for recovering image history and identifying tampered images. Although several CE forensic…

多媒体 · 计算机科学 2019-10-18 Pengpeng Yang , Rongrong Ni , Yao Zhao , Gang Cao , Wei Zhao

With the rapid advancement of generative AI, it is now possible to synthesize high-quality images in a few seconds. Despite the power of these technologies, they raise significant concerns regarding misuse. Current efforts to distinguish…

计算机视觉与模式识别 · 计算机科学 2025-03-25 Siyuan Cheng , Lingjuan Lyu , Zhenting Wang , Xiangyu Zhang , Vikash Sehwag

Source camera identification is the process of determining which camera or model has been used to capture an image. In the recent years, there has been a rapid growth of research interest in the domain of forensics. In the current work, we…

计算机视觉与模式识别 · 计算机科学 2018-12-11 Artur Kuzin , Artur Fattakhov , Ilya Kibardin , Vladimir Iglovikov , Ruslan Dautov

Distortion identification and rectification in images and videos is vital for achieving good performance in downstream vision applications. Instead of relying on fixed trial-and-error based image processing pipelines, we propose a two-level…

计算机视觉与模式识别 · 计算机科学 2024-12-20 Aditya Kapoor , Harshad Khadilkar , Jayvardhana Gubbi

Deep convolutional neural networks have achieved exceptional results on multiple detection and recognition tasks. However, the performance of such detectors are often evaluated in public benchmarks under constrained and non-realistic…

计算机视觉与模式识别 · 计算机科学 2022-03-23 Yuhang Lu , Touradj Ebrahimi

This work explores various ways of exploring multi-task learning (MTL) techniques aimed at classifying videos as original or manipulated in cross-manipulation scenario to attend generalizability in deep fake scenario. The dataset used in…

计算机视觉与模式识别 · 计算机科学 2023-08-28 Pranav Balaji , Abhijit Das , Srijan Das , Antitza Dantcheva

In this paper, we present the Global Multimedia Deepfake Detection held concurrently with the Inclusion 2024. Our Multimedia Deepfake Detection aims to detect automatic image and audio-video manipulations including but not limited to…

计算机视觉与模式识别 · 计算机科学 2025-06-04 Yi Zhang , Weize Gao , Changtao Miao , Man Luo , Jianshu Li , Wenzhong Deng , Zhe Li , Bingyu Hu , Weibin Yao , Yunfeng Diao , Wenbo Zhou , Tao Gong , Qi Chu

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

In today's digital landscape, journalists urgently require tools to verify the authenticity of facial images and videos depicting specific public figures before incorporating them into news stories. Existing deepfake detectors are not…

图像与视频处理 · 电气工程与系统科学 2025-04-08 Mushfiqur Rahman , Runze Liu , Chau-Wai Wong , Huaiyu Dai

Recently, the use of smart cameras in outdoor settings has grown to improve surveillance and security. Nonetheless, these systems are susceptible to tampering, whether from deliberate vandalism or harsh environmental conditions, which can…

计算机视觉与模式识别 · 计算机科学 2026-02-06 Shadi Attarha , Kanaga Shanmugi , Anna Förster

Recent advances in Generative Adversarial Networks (GANs) have led to the creation of realistic-looking digital images that pose a major challenge to their detection by humans or computers. GANs are used in a wide range of tasks, from…

图像与视频处理 · 电气工程与系统科学 2020-07-22 Michael Goebel , Lakshmanan Nataraj , Tejaswi Nanjundaswamy , Tajuddin Manhar Mohammed , Shivkumar Chandrasekaran , B. S. Manjunath

Object identification is one of the most fundamental and difficult issues in computer vision. It aims to discover object instances in real pictures from a huge number of established categories. In recent years, deep learning-based object…

计算机视觉与模式识别 · 计算机科学 2022-03-03 Venkata Beri

Image matching, which aims to identify corresponding pixel locations between images, is crucial in a wide range of scientific disciplines, aiding in image registration, fusion, and analysis. In recent years, deep learning-based image…

计算机视觉与模式识别 · 计算机科学 2025-01-14 Xingyi He , Hao Yu , Sida Peng , Dongli Tan , Zehong Shen , Hujun Bao , Xiaowei Zhou

Fabricating experimental pictures in research work is a serious academic misconduct, which should better be detected in the reviewing process. However, due to large number of submissions, the detection whether a picture is fabricated or…

计算机视觉与模式识别 · 计算机科学 2020-02-11 Binrui Shen , Qiang Niu , Shengxin Zhu

This research presents a machine-learning approach for tumor detection in medical images using convolutional neural networks (CNNs). The study focuses on preprocessing techniques to enhance image features relevant to tumor detection,…

图像与视频处理 · 电气工程与系统科学 2024-03-01 Ha Anh Vu

Image distortion classification and detection is an important task in many applications. For example when compressing images, if we know the exact location of the distortion, then it is possible to re-compress images by adjusting the local…

计算机视觉与模式识别 · 计算机科学 2018-05-29 Namhyuk Ahn , Byungkon Kang , Kyung-Ah Sohn

PRNU based camera recognition method is widely studied in the image forensic literature. In recent years, CNN based camera model recognition methods have been developed. These two methods also provide solutions to tamper localization…

图像与视频处理 · 电气工程与系统科学 2020-05-06 Ahmet Gökhan Poyraz , Ahmet Emir Dirik , Ahmet Karaküçük , Nasir Memon

The recently developed deep algorithms achieve promising progress in the field of image copy-move forgery detection (CMFD). However, they have limited generalizability in some practical scenarios, where the copy-move objects may not appear…

计算机视觉与模式识别 · 计算机科学 2023-08-09 Yingjie He , Yuanman Li , Changsheng Chen , Xia Li

This paper presents a generalized and robust face manipulation detection method based on the edge region features appearing in images. Most contemporary face synthesis processes include color awkwardness reduction but damage the natural…

计算机视觉与模式识别 · 计算机科学 2021-12-02 Dong-Keon Kim , Kwangsu Kim