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Related papers: Weakly Supervised Multimodal Temporal Forgery Loca…

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This paper proposes a new transformer-based framework to learn class-specific object localization maps as pseudo labels for weakly supervised semantic segmentation (WSSS). Inspired by the fact that the attended regions of the one-class…

Computer Vision and Pattern Recognition · Computer Science 2022-03-08 Lian Xu , Wanli Ouyang , Mohammed Bennamoun , Farid Boussaid , Dan Xu

Video Paragraph Grounding (VPG) is an emerging task in video-language understanding, which aims at localizing multiple sentences with semantic relations and temporal order from an untrimmed video. However, existing VPG approaches are…

Computer Vision and Pattern Recognition · Computer Science 2024-05-15 Chaolei Tan , Jianhuang Lai , Wei-Shi Zheng , Jian-Fang Hu

Quantitative susceptibility mapping (QSM) utilizes MRI phase information to estimate tissue magnetic susceptibility. The generation of QSM requires solving ill-posed background field removal (BFR) and field-to-source inversion problems.…

Image and Video Processing · Electrical Eng. & Systems 2020-08-17 Juan Liu , Kevin M Koch

Human Activity Recognition is an important task in many human-computer collaborative scenarios, whilst having various practical applications. Although uni-modal approaches have been extensively studied, they suffer from data quality and…

Human-Computer Interaction · Computer Science 2023-05-09 Jingcheng Li , Lina Yao , Binghao Li , Claude Sammut

Deepfakes have become a critical social problem, and detecting them is of utmost importance. Also, deepfake generation methods are advancing, and it is becoming harder to detect. While many deepfake detection models can detect different…

Computer Vision and Pattern Recognition · Computer Science 2021-05-14 Sangyup Lee , Shahroz Tariq , Junyaup Kim , Simon S. Woo

While the abuse of deepfake technology has caused serious concerns recently, how to detect deepfake videos is still a challenge due to the high photo-realistic synthesis of each frame. Existing image-level approaches often focus on single…

Computer Vision and Pattern Recognition · Computer Science 2022-07-15 Daichi Zhang , Fanzhao Lin , Yingying Hua , Pengju Wang , Dan Zeng , Shiming Ge

We propose detection of deepfake videos based on the dissimilarity between the audio and visual modalities, termed as the Modality Dissonance Score (MDS). We hypothesize that manipulation of either modality will lead to dis-harmony between…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Komal Chugh , Parul Gupta , Abhinav Dhall , Ramanathan Subramanian

While Multiple Instance Learning (MIL) has shown promising results in digital Pathology Whole Slide Image (WSI) classification, such a paradigm still faces performance and generalization problems due to challenges in high computational…

Computer Vision and Pattern Recognition · Computer Science 2023-03-16 Honglin Li , Chenglu Zhu , Yunlong Zhang , Yuxuan Sun , Zhongyi Shui , Wenwei Kuang , Sunyi Zheng , Lin Yang

Detecting digital face manipulation in images and video has attracted extensive attention due to the potential risk to public trust. To counteract the malicious usage of such techniques, deep learning-based deepfake detection methods have…

Computer Vision and Pattern Recognition · Computer Science 2023-04-14 Yuhang Lu , Touradj Ebrahimi

Vision-language pretraining (VLP) with transformers has demonstrated exceptional performance across numerous multimodal tasks. However, the adversarial robustness of these models has not been thoroughly investigated. Existing multimodal…

Computer Vision and Pattern Recognition · Computer Science 2024-08-27 Jiwei Guan , Tianyu Ding , Longbing Cao , Lei Pan , Chen Wang , Xi Zheng

White matter fiber clustering (WMFC) enables parcellation of white matter tractography for applications such as disease classification and anatomical tract segmentation. However, the lack of ground truth and the ambiguity of fiber data (the…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Yuqian Chen , Chaoyi Zhang , Yang Song , Nikos Makris , Yogesh Rathi , Weidong Cai , Fan Zhang , Lauren J. O'Donnell

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

While the pursuit of higher accuracy in deepfake detection remains a central goal, there is an increasing demand for precise localization of manipulated regions. Despite the remarkable progress made in classification-based detection,…

Computer Vision and Pattern Recognition · Computer Science 2025-09-18 Chao Shuai , Gaojian Wang , Kun Pan , Tong Wu , Fanli Jin , Haohan Tan , Mengxiang Li , Zhenguang Liu , Feng Lin , Kui Ren

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…

Computer Vision and Pattern Recognition · Computer Science 2023-10-12 Aakash Varma Nadimpalli , Ajita Rattani

With the rapid advancement of generative AI, multimodal deepfakes, which manipulate both audio and visual modalities, have drawn increasing public concern. Currently, deepfake detection has emerged as a crucial strategy in countering these…

Sound · Computer Science 2024-05-16 Yang Hou , Haitao Fu , Chuankai Chen , Zida Li , Haoyu Zhang , Jianjun Zhao

In this paper, we address the problem of Multiple Transmitter Localization (MTL). MTL is to determine the locations of potential multiple transmitters in a field, based on readings from a distributed set of sensors. In contrast to the…

Networking and Internet Architecture · Computer Science 2022-03-23 Caitao Zhan , Mohammad Ghaderibaneh , Pranjal Sahu , Himanshu Gupta

Recent generative models demonstrate impressive performance on synthesizing photographic images, which makes humans hardly to distinguish them from pristine ones, especially on realistic-looking synthetic facial images. Previous works…

Computer Vision and Pattern Recognition · Computer Science 2025-01-15 Hao Wang , Cheng Deng , Zhidong Zhao

Semantic location prediction aims to derive meaningful location insights from multimodal social media posts, offering a more contextual understanding of daily activities than using GPS coordinates. This task faces significant challenges due…

Computer Vision and Pattern Recognition · Computer Science 2024-06-25 Zhizhen Zhang , Ning Wang , Haojie Li , Zhihui Wang

Source-Free Cross-Domain Few-Shot Learning (SF-CDFSL) focuses on fine-tuning with limited training data from target domains (e.g., medical or satellite images), where Vision-Language Models (VLMs) such as CLIP and SigLIP have shown…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Zhenyu Zhang , Yixiong Zou , Yuhua Li , Ruixuan Li , Guangyao Chen

The rapid rise of deepfake technology poses a severe threat to social and political stability by enabling hyper-realistic synthetic media capable of manipulating public perception. However, existing detection methods struggle with two core…

Computation and Language · Computer Science 2026-01-27 Gautam Siddharth Kashyap , Harsh Joshi , Niharika Jain , Ebad Shabbir , Jiechao Gao , Nipun Joshi , Usman Naseem
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