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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…

计算机视觉与模式识别 · 计算机科学 2026-04-07 Dat Nguyen , Enjie Ghorbel , Anis Kacem , Marcella Astrid , Djamila Aouada

This paper introduces a novel approach for high-quality deepfake detection called Localized Artifact Attention Network (LAA-Net). Existing methods for high-quality deepfake detection are mainly based on a supervised binary classifier…

计算机视觉与模式识别 · 计算机科学 2024-05-27 Dat Nguyen , Nesryne Mejri , Inder Pal Singh , Polina Kuleshova , Marcella Astrid , Anis Kacem , Enjie Ghorbel , Djamila Aouada

Finite Element Analysis (FEA) is a powerful but computationally intensive method for simulating physical phenomena. Recent advancements in machine learning have led to surrogate models capable of accelerating FEA. Yet there are still…

机器学习 · 计算机科学 2025-02-18 Georgios Triantafyllou , Panagiotis G. Kalozoumis , George Dimas , Dimitris K. Iakovidis

Existing voice deepfake detection and localization models rely heavily on representations extracted from speech foundation models (SFMs). However, downstream finetuning has now reached a state of diminishing returns. In this paper, we shift…

声音 · 计算机科学 2026-05-04 Yi Zhu , Brahmi Dwivedi , Jayaram Raghuram , Surya Koppisetti

Low-Rank Adaptation (LoRA) has become the dominant parameter-efficient fine-tuning method for large language models, yet standard practice applies LoRA adapters uniformly to all transformer layers regardless of their relevance to the…

机器学习 · 计算机科学 2026-04-20 Abdulmalek Saket

With the rapid advancement of deep learning, particularly through generative adversarial networks (GANs) and diffusion models (DMs), AI-generated images, or ``deepfakes", have become nearly indistinguishable from real ones. These images are…

计算机视觉与模式识别 · 计算机科学 2025-06-26 Manyi Li , Renshuai Tao , Yufan Liu , Chuangchuang Tan , Haotong Qin , Bing Li , Yunchao Wei , Yao Zhao

Federated learning (FL) remains highly vulnerable to adaptive backdoor attacks that preserve stealth by closely imitating benign update statistics. Existing defenses predominantly rely on anomaly detection in parameter or gradient space,…

机器学习 · 计算机科学 2026-02-13 Chibueze Peace Obioma , Youcheng Sun , Mustafa A. Mustafa

The rise of highly convincing synthetic speech poses a growing threat to audio communications. Although existing Audio Deepfake Detection (ADD) methods have demonstrated good performance under clean conditions, their effectiveness drops…

音频与语音处理 · 电气工程与系统科学 2025-08-05 Haohan Shi , Xiyu Shi , Safak Dogan , Tianjin Huang , Yunxiao Zhang

Existing methods for deepfake audio detection have demonstrated some effectiveness. However, they still face challenges in generalizing to new forgery techniques and evolving attack patterns. This limitation mainly arises because the models…

The proliferation of sophisticated AI-generated deepfakes poses critical challenges for digital media authentication and societal security. While existing detection methods perform well within specific generative domains, they exhibit…

计算机视觉与模式识别 · 计算机科学 2025-05-26 Naseem Khan , Tuan Nguyen , Amine Bermak , Issa Khalil

Deepfake detection is crucial for curbing the harm it causes to society. However, current Deepfake detection methods fail to thoroughly explore artifact information across different domains due to insufficient intrinsic interactions. These…

计算机视觉与模式识别 · 计算机科学 2025-03-24 Xueqi Qiu , Xingyu Miao , Fan Wan , Haoran Duan , Tejal Shah , Varun Ojhab , Yang Longa , Rajiv Ranjan

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…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Zhiyuan Yan , Yandan Zhao , Shen Chen , Mingyi Guo , Xinghe Fu , Taiping Yao , Shouhong Ding , Li Yuan

Audio deepfake detection has become increasingly challenging due to rapid advances in speech synthesis and voice conversion technologies, particularly under channel distortions, replay attacks, and real-world recording conditions. This…

音频与语音处理 · 电气工程与系统科学 2026-01-13 K. A. Shahriar

With advancements of deep learning techniques, it is now possible to generate super-realistic images and videos, i.e., deepfakes. These deepfakes could reach mass audience and result in adverse impacts on our society. Although lots of…

计算机视觉与模式识别 · 计算机科学 2020-09-22 Mengnan Du , Shiva Pentyala , Yuening Li , Xia Hu

The rapid advancement of deepfake technologies has sparked widespread public concern, particularly as face forgery poses a serious threat to public information security. However, the unknown and diverse forgery techniques, varied facial…

计算机视觉与模式识别 · 计算机科学 2024-11-22 Zhengchao Huang , Bin Xia , Zicheng Lin , Zhun Mou , Wenming Yang , Jiaya Jia

The advancement of Multimodal Large Language Models (MLLMs) has bridged the gap between vision and language tasks, enabling the implementation of Explainable DeepFake Analysis (XDFA). However, current methods suffer from a lack of…

计算机视觉与模式识别 · 计算机科学 2025-10-24 Lixiong Qin , Yang Zhang , Mei Wang , Jiani Hu , Weihong Deng , Weiran Xu

We propose Frequency-Guided Attention (FGA), a lightweight upsampling module for single image super-resolution. Conventional upsamplers, such as Sub-Pixel Convolution, are efficient but frequently fail to reconstruct high-frequency details…

计算机视觉与模式识别 · 计算机科学 2025-08-26 Daejune Choi , Youchan No , Jinhyung Lee , Duksu Kim

Adversarial examples have revealed the vulnerability of deep learning models and raised serious concerns about information security. The transfer-based attack is a hot topic in black-box attacks that are practical to real-world scenarios…

计算机视觉与模式识别 · 计算机科学 2025-05-07 Jian-Wei Li , Wen-Ze Shao

Forensic analysis of manipulated pixels requires the identification of various hidden and subtle features from images. Conventional image recognition models generally fail at this task because they are biased and more attentive toward the…

计算机视觉与模式识别 · 计算机科学 2022-04-11 Sowmen Das , Md. Saiful Islam , Md. Ruhul Amin

Reinforcement learning offers a promising approach for scan-order optimisation in laser additive manufacturing, where sequential scan decisions critically influence thermal accumulation, residual stress, distortion, and final part quality.…

机器学习 · 计算机科学 2026-05-26 Xian Wu , Haoran Li , Dongbin Zhao , Ruiyao Zhang , Yuanqi Chu , Bin Wang
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