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Related papers: Word-Anchored Temporal Forgery Localization

200 papers

In the last decades, scene text recognition has gained worldwide attention from both the academic community and actual users due to its importance in a wide range of applications. Despite achievements in optical character recognition, scene…

Computer Vision and Pattern Recognition · Computer Science 2022-01-04 Bao Hieu Tran , Thanh Le-Cong , Huu Manh Nguyen , Duc Anh Le , Thanh Hung Nguyen , Phi Le Nguyen

Image Forgery Localization (IFL) is a crucial task in image forensics, aimed at accurately identifying manipulated or tampered regions within an image at the pixel level. Existing methods typically generate a single deterministic…

Computer Vision and Pattern Recognition · Computer Science 2025-10-24 Zhou Lei , Pan Gang , Wang Jiahao , Sun Di

Real-world federated learning faces two key challenges: limited access to labelled data and the presence of heterogeneous multi-modal inputs. This paper proposes TACTFL, a unified framework for semi-supervised multi-modal federated…

Distributed, Parallel, and Cluster Computing · Computer Science 2025-09-23 Guanxiong Sun , Majid Mirmehdi , Zahraa Abdallah , Raul Santos-Rodriguez , Ian Craddock , Telmo de Menezes e Silva Filho

As the remarkable development of facial manipulation technologies is accompanied by severe security concerns, face forgery detection has become a recent research hotspot. Most existing detection methods train a binary classifier under…

Computer Vision and Pattern Recognition · Computer Science 2022-04-04 Gaojian Wang , Qian Jiang , Xin Jin , Wei Li , Xiaohui Cui

In this paper, we propose Localized Artifact Attention X (LAA-X), a novel deepfake detection framework that is both robust to high-quality forgeries and capable of generalizing to unseen manipulations. Existing approaches typically rely on…

Computer Vision and Pattern Recognition · Computer Science 2026-04-07 Dat Nguyen , Enjie Ghorbel , Anis Kacem , Marcella Astrid , Djamila Aouada

Recent advances in deep learning have significantly propelled the development of image forgery localization. However, existing models remain highly vulnerable to adversarial attacks: imperceptible noise added to forged images can severely…

Computer Vision and Pattern Recognition · Computer Science 2025-06-17 Rongxuan Peng , Shunquan Tan , Xianbo Mo , Alex C. Kot , Jiwu Huang

The rapid advancements in computer vision have stimulated remarkable progress in face forgery techniques, capturing the dedicated attention of researchers committed to detecting forgeries and precisely localizing manipulated areas.…

Computer Vision and Pattern Recognition · Computer Science 2023-06-30 Yingxin Lai , Zhiming Luo , Zitong Yu

The reliance of language model training on massive amounts of computation and vast datasets scraped from potentially low-quality, copyrighted, or sensitive data has come into question practically, legally, and ethically. Federated learning…

Machine Learning · Computer Science 2024-05-28 Alex Iacob , Lorenzo Sani , Bill Marino , Preslav Aleksandrov , William F. Shen , Nicholas Donald Lane

Forced alignment (FA) predicts start and end timestamps for words or characters in speech, but existing methods are language-specific and prone to cumulative temporal shifts. The multilingual speech understanding and long-sequence…

Sound · Computer Science 2026-02-02 Bingshen Mu , Xian Shi , Xiong Wang , Hexin Liu , Jin Xu , Lei Xie

Federated Learning (FL) since proposed has been applied in many fields, such as credit assessment, medical, etc. Because of the difference in the network or computing resource, the clients may not update their gradients at the same time…

Machine Learning · Computer Science 2021-11-19 Zhicheng Zhou , Hailong Chen , Kunhua Li , Fei Hu , Bingjie Yan , Jieren Cheng , Xuyan Wei , Bernie Liu , Xiulai Li , Fuwen Chen , Yongji Sui

Language model alignment is a critical step in training modern generative language models. Alignment targets to improve win rate of a sample from the aligned model against the base model. Today, we are increasingly using inference-time…

With the rapid rise of Artificial Intelligence Generated Content (AIGC), image manipulation has become increasingly accessible, posing significant challenges for image forgery detection and localization (IFDL). In this paper, we study how…

Computer Vision and Pattern Recognition · Computer Science 2026-03-16 Shaofeng Guo , Jiequan Cui , Richang Hong

With efficient appearance learning models, Discriminative Correlation Filter (DCF) has been proven to be very successful in recent video object tracking benchmarks and competitions. However, the existing DCF paradigm suffers from two major…

Computer Vision and Pattern Recognition · Computer Science 2019-06-20 Tianyang Xu , Zhen-Hua Feng , Xiao-Jun Wu , Josef Kittler

The so-called Forward-Forward Algorithm (FFA) has recently gained momentum as an alternative to the conventional back-propagation algorithm for neural network learning, yielding competitive performance across various modeling tasks. By…

Machine Learning · Computer Science 2025-01-10 Erik B. Terres-Escudero , Javier Del Ser , Pablo Garcia Bringas

Recent multi-modal audio-language models (ALMs) excel at text-audio retrieval but struggle with frame-wise audio understanding. Prior works use temporal-aware labels or unsupervised training to improve frame-wise capabilities, but they…

Deepfake detection faces a critical generalization hurdle, with performance deteriorating when there is a mismatch between the distributions of training and testing data. A broadly received explanation is the tendency of these detectors to…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Zhiyuan Yan , Yuhao Luo , Siwei Lyu , Qingshan Liu , Baoyuan Wu

The rapid evolution of deepfake technologies demands robust and reliable face forgery detection algorithms. While determining whether an image has been manipulated remains essential, the ability to precisely localize forgery clues is also…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Siran Peng , Haoyuan Zhang , Li Gao , Tianshuo Zhang , Xiangyu Zhu , Bao Li , Weisong Zhao , Zhen Lei

Current Vision-Language Models (VLMs) for deepfake detection excel at identifying spatial artifacts but overlook a critical dimension: temporal inconsistencies in video forgeries. Adapting VLMs to reason about these dynamic cues remains a…

Computer Vision and Pattern Recognition · Computer Science 2026-02-26 Zheyuan Gu , Qingsong Zhao , Yusong Wang , Zhaohong Huang , Xinqi Li , Cheng Yuan , Jiaowei Shao , Chi Zhang , Xuelong Li

The rapid advancement of deepfake generation techniques has intensified the need for robust and generalizable detection methods. Existing approaches based on reconstruction learning typically leverage deep convolutional networks to extract…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Mingliang Li , Lin Yuanbo Wu , Changhong Liu , Hanxi Li

Current Multilingual ASR models only support a fraction of the world's languages. Continual Learning (CL) aims to tackle this problem by adding new languages to pre-trained models while avoiding the loss of performance on existing…

Computation and Language · Computer Science 2025-01-15 Chin Yuen Kwok , Jia Qi Yip , Eng Siong Chng