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Despite encouraging progress in deepfake detection, generalization to unseen forgery types remains a significant challenge due to the limited forgery clues explored during training. In contrast, we notice a common phenomenon in deepfake:…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 Jiazhi Guan , Hang Zhou , Mingming Gong , Errui Ding , Jingdong Wang , Youjian Zhao

The main challenge of dynamic texture synthesis lies in how to maintain spatial and temporal consistency in synthesized videos. The major drawback of existing dynamic texture synthesis models comes from poor treatment of the long-range…

Computer Vision and Pattern Recognition · Computer Science 2021-04-15 Kaitai Zhang , Bin Wang , Hong-Shuo Chen , Ye Wang , Shiyu Mou , C. -C. Jay Kuo

With the continuous research on Deepfake forensics, recent studies have attempted to provide the fine-grained localization of forgeries, in addition to the coarse classification at the video-level. However, the detection and localization…

Computer Vision and Pattern Recognition · Computer Science 2022-10-31 Wu Haiwei , Zhou Jiantao , Zhang Shile , Tian Jinyu

The rapid advancement in deep learning makes the differentiation of authentic and manipulated facial images and video clips unprecedentedly harder. The underlying technology of manipulating facial appearances through deep generative…

Computer Vision and Pattern Recognition · Computer Science 2021-09-08 Sm Zobaed , Md Fazle Rabby , Md Istiaq Hossain , Ekram Hossain , Sazib Hasan , Asif Karim , Khan Md. Hasib

In this work, we propose an approach to the spatiotemporal localisation (detection) and classification of multiple concurrent actions within temporally untrimmed videos. Our framework is composed of three stages. In stage 1, appearance and…

Computer Vision and Pattern Recognition · Computer Science 2016-08-05 Suman Saha , Gurkirt Singh , Michael Sapienza , Philip H. S. Torr , Fabio Cuzzolin

The rapid development of facial manipulation techniques has aroused public concerns in recent years. Following the success of deep learning, existing methods always formulate DeepFake video detection as a binary classification problem and…

Computer Vision and Pattern Recognition · Computer Science 2021-10-12 Zhihao Gu , Yang Chen , Taiping Yao , Shouhong Ding , Jilin Li , Feiyue Huang , Lizhuang Ma

For deepfake detection, video-level detectors have not been explored as extensively as image-level detectors, which do not exploit temporal data. In this paper, we empirically show that existing approaches on image and sequence classifiers…

Computer Vision and Pattern Recognition · Computer Science 2020-10-23 Ipek Ganiyusufoglu , L. Minh Ngô , Nedko Savov , Sezer Karaoglu , Theo Gevers

In this paper we propose a novel human-centered approach for detecting forgery in face images, using dynamic prototypes as a form of visual explanations. Currently, most state-of-the-art deepfake detections are based on black-box models…

Computer Vision and Pattern Recognition · Computer Science 2021-01-18 Loc Trinh , Michael Tsang , Sirisha Rambhatla , Yan Liu

Spatial-temporal local binary pattern (STLBP) has been widely used in dynamic texture recognition. STLBP often encounters the high-dimension problem as its dimension increases exponentially, so that STLBP could only utilize a small…

Computer Vision and Pattern Recognition · Computer Science 2022-02-23 Ruxin Ding , Jianfeng Ren , Heng Yu , Jiawei Li

Rapid progress in adversarial learning has enabled the generation of realistic-looking fake visual content. To distinguish between fake and real visual content, several detection techniques have been proposed. The performance of most of…

Computer Vision and Pattern Recognition · Computer Science 2021-01-05 Bilal Yousaf , Muhammad Usama , Waqas Sultani , Arif Mahmood , Junaid Qadir

This paper presents an effective method for generating a spatiotemporal (time-varying) texture map for a dynamic object using a single RGB-D camera. The input of our framework is a 3D template model and an RGB-D image sequence. Since there…

Computer Vision and Pattern Recognition · Computer Science 2021-08-23 Hyomin Kim , Jungeon Kim , Hyeonseo Nam , Jaesik Park , Seungyong Lee

Three key challenges hinder the development of current deepfake video detection: (1) Temporal features can be complex and diverse: how can we identify general temporal artifacts to enhance model generalization? (2) Spatiotemporal models…

Computer Vision and Pattern Recognition · Computer Science 2024-12-03 Zhiyuan Yan , Yandan Zhao , Shen Chen , Mingyi Guo , Xinghe Fu , Taiping Yao , Shouhong Ding , Li Yuan

This paper presents a new approach for the detection of fake videos, based on the analysis of style latent vectors and their abnormal behavior in temporal changes in the generated videos. We discovered that the generated facial videos…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Jongwook Choi , Taehoon Kim , Yonghyun Jeong , Seungryul Baek , Jongwon Choi

Here we present a parametric model for dynamic textures. The model is based on spatiotemporal summary statistics computed from the feature representations of a Convolutional Neural Network (CNN) trained on object recognition. We demonstrate…

Computer Vision and Pattern Recognition · Computer Science 2017-02-24 Christina M. Funke , Leon A. Gatys , Alexander S. Ecker , Matthias Bethge

Dynamic Textures (DTs) are sequences of images of moving scenes that exhibit certain stationarity properties in time such as smoke, vegetation and fire. The analysis of DT is important for recognition, segmentation, synthesis or retrieval…

Computer Vision and Pattern Recognition · Computer Science 2017-03-17 Vincent Andrearczyk , Paul F. Whelan

Face anti-spoofing is critical to the security of face recognition systems. Depth supervised learning has been proven as one of the most effective methods for face anti-spoofing. Despite the great success, most previous works still…

Computer Vision and Pattern Recognition · Computer Science 2020-03-19 Zezheng Wang , Zitong Yu , Chenxu Zhao , Xiangyu Zhu , Yunxiao Qin , Qiusheng Zhou , Feng Zhou , Zhen Lei

We develop a supervised-learning-based approach for monitoring and diagnosing texture-related defects in manufactured products characterized by stochastic textured surfaces that satisfy the locality and stationarity properties of Markov…

Applications · Statistics 2017-07-24 Anh Tuan Bui , Daniel W. Apley

Video DeepFakes are fake media created with Deep Learning (DL) that manipulate a person's expression or identity. Most current DeepFake detection methods analyze each frame independently, ignoring inconsistencies and unnatural movements…

Computer Vision and Pattern Recognition · Computer Science 2024-02-26 Peter Grönquist , Yufan Ren , Qingyi He , Alessio Verardo , Sabine Süsstrunk

In this paper we address the problem of tracking non-rigid objects whose local appearance and motion changes as a function of time. This class of objects includes dynamic textures such as steam, fire, smoke, water, etc., as well as…

Computer Vision and Pattern Recognition · Computer Science 2012-04-23 Rizwan Chaudhry , Gregory Hager , Rene Vidal

In recent years, with the rapid development of face editing and generation, more and more fake videos are circulating on social media, which has caused extreme public concerns. Existing face forgery detection methods based on frequency…

Computer Vision and Pattern Recognition · Computer Science 2022-07-06 Yukai Wang , Chunlei Peng , Decheng Liu , Nannan Wang , Xinbo Gao