English
Related papers

Related papers: Weakly Supervised Multimodal Temporal Forgery Loca…

200 papers

Most prior deepfake detection methods lack explainable outputs. With the growing interest in multimodal large language models (MLLMs), researchers have started exploring their use in interpretable deepfake detection. However, a major…

Computer Vision and Pattern Recognition · Computer Science 2026-01-23 Ning Jiang , Dingheng Zeng , Yanhong Liu , Haiyang Yi , Shijie Yu , Minghe Weng , Haifeng Shen , Ying Li

Weakly supervised object localization (WSOL) is a challenging task to localize the object by only category labels. However, there is contradiction between classification and localization because accurate classification network tends to pay…

Computer Vision and Pattern Recognition · Computer Science 2022-01-04 Ming Li

The rapid development of deepfake video technology has not only facilitated artistic creation but also made it easier to spread misinformation. Traditional deepfake video detection (DVD) methods face issues such as a lack of transparency in…

Computer Vision and Pattern Recognition · Computer Science 2025-12-22 Haoran Sun , Chen Cai , Huiping Zhuang , Kong Aik Lee , Lap-Pui Chau , Yi Wang

The field of visual and audio generation is burgeoning with new state-of-the-art methods. This rapid proliferation of new techniques underscores the need for robust solutions for detecting synthetic content in videos. In particular, when…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Nicholas Klein , Hemlata Tak , James Fullwood , Krishna Regmi , Leonidas Spinoulas , Ganesh Sivaraman , Tianxiang Chen , Elie Khoury

Deep learning (e.g., Transformer) has been widely and successfully used in multivariate time series forecasting (MTSF). Unlike existing methods that focus on training models from a single modal of time series input, large language models…

Machine Learning · Computer Science 2025-04-09 Peiyuan Liu , Hang Guo , Tao Dai , Naiqi Li , Jigang Bao , Xudong Ren , Yong Jiang , Shu-Tao Xia

In recent years, we have witnessed a surge of interests in learning a suitable distance metric from weakly supervised data. Most existing methods aim to pull all the similar samples closer while push the dissimilar ones as far as possible.…

Machine Learning · Computer Science 2021-02-05 Huiyuan Deng , Xiangzhu Meng , Lin Feng

Early weakly supervised video grounding (WSVG) methods often struggle with incomplete boundary detection due to the absence of temporal boundary annotations. To bridge the gap between video-level and boundary-level annotation,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-07 Guozhang Li , Xinpeng Ding , De Cheng , Jie Li , Nannan Wang , Xinbo Gao

Recent advancements in deep learning generative models have raised concerns as they can create highly convincing counterfeit images and videos. This poses a threat to people's integrity and can lead to social instability. To address this…

Computer Vision and Pattern Recognition · Computer Science 2024-02-19 Leandro A. Passos , Danilo Jodas , Kelton A. P. da Costa , Luis A. Souza Júnior , Douglas Rodrigues , Javier Del Ser , David Camacho , João Paulo Papa

This study introduces LENS-DF, a novel and comprehensive recipe for training and evaluating audio deepfake detection and temporal localization under complicated and realistic audio conditions. The generation part of the recipe outputs…

Sound · Computer Science 2025-07-25 Xuechen Liu , Wanying Ge , Xin Wang , Junichi Yamagishi

We propose a novel model for temporal detection and localization which allows the training of deep neural networks using only counts of event occurrences as training labels. This powerful weakly-supervised framework alleviates the burden of…

Machine Learning · Computer Science 2019-05-20 Julien Schroeter , Kirill Sidorov , David Marshall

Weak signal learning (WSL) is a common challenge in many fields like fault diagnosis, medical imaging, and autonomous driving, where critical information is often masked by noise and interference, making feature identification difficult.…

Machine Learning · Computer Science 2025-12-30 Xianqi Liu , Xiangru Li , Lefeng He , Ziyu Fang

Video forgery attack threatens the surveillance system by replacing the video captures with unrealistic synthesis, which can be powered by the latest augment reality and virtual reality technologies. From the machine perception aspect,…

Multimedia · Computer Science 2022-12-27 Chenhui Zhao , Xiang Li , Rabih Younes

Weakly supervised temporal action localization aims to localize temporal boundaries of actions and simultaneously identify their categories with only video-level category labels. Many existing methods seek to generate pseudo labels for…

Computer Vision and Pattern Recognition · Computer Science 2022-03-15 Linjiang Huang , Liang Wang , Hongsheng Li

Currently, many face forgery detection methods aggregate spatial and frequency features to enhance the generalization ability and gain promising performance under the cross-dataset scenario. However, these methods only leverage one level…

Computer Vision and Pattern Recognition · Computer Science 2022-10-11 Jie Liu , Jingjing Wang , Peng Zhang , Chunmao Wang , Di Xie , Shiliang Pu

Multimodal fake news detection (MFND) aims to verify news credibility by jointly exploiting textual and visual evidence. However, real-world news dissemination frequently suffers from missing modality due to deleted images, corrupted…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Kai Qian , Weijie Shi , Jiaqi Wang , Mengze Li , Hao Chen , Yue Cui , Hanghui Guo , Ziyi Liu , Jia Zhu , Jiajie Xu

Long-tailed semi-supervised learning (LTSSL) presents a formidable challenge where models must overcome the scarcity of tail samples while mitigating the noise from unreliable pseudo-labels. Most prior LTSSL methods are designed to train…

Machine Learning · Computer Science 2026-04-09 Zhiyuan Huang , Jiahao Chen , Bing Su

Social media is increasingly plagued by realistic fake images, making it hard to trust content. Previous algorithms to detect these fakes often fail in new, real-world scenarios because they are trained on specific datasets. To address the…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Weihuang Liu , Xi Shen , Chi-Man Pun , Xiaodong Cun

Rapid advances in generative AI have led to increasingly realistic deepfakes, posing growing challenges for law enforcement and public trust. Existing passive deepfake detectors struggle to keep pace, largely due to their dependence on…

Computer Vision and Pattern Recognition · Computer Science 2025-11-10 Tharindu Fernando , Clinton Fookes , Sridha Sridharan

We address multimodal deepfake detection requiring both robustness and interpretability by proposing FakeHunter, a unified framework that combines memory guided retrieval, a structured Observation-Thought-Action reasoning loop, and adaptive…

Multimedia · Computer Science 2025-09-11 Chen Chen , Runze Li , Zejun Zhang , Pukun Zhao , Fanqing Zhou , Longxiang Wang , Haojian Huang

The detection and localization of deepfake content, particularly when small fake segments are seamlessly mixed with real videos, remains a significant challenge in the field of digital media security. Based on the recently released…

Computer Vision and Pattern Recognition · Computer Science 2024-09-12 Zhixi Cai , Abhinav Dhall , Shreya Ghosh , Munawar Hayat , Dimitrios Kollias , Kalin Stefanov , Usman Tariq