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We investigate a novel approach to time-series modeling, inspired by the successes of large pretrained foundation models. We introduce FAE (Foundation Auto-Encoders), a foundation generative-AI model for anomaly detection in time-series…

Machine Learning · Computer Science 2025-07-03 Gastón García González , Pedro Casas , Emilio Martínez , Alicia Fernández

Recent advances in Text-to-Speech (TTS) and Voice-Conversion (VC) using generative Artificial Intelligence (AI) technology have made it possible to generate high-quality and realistic human-like audio. This poses growing challenges in…

Sound · Computer Science 2025-03-25 Xiang Li , Pin-Yu Chen , Wenqi Wei

Advancements in AI-synthesized human voices have created a growing threat of impersonation and disinformation, making it crucial to develop methods to detect synthetic human voices. This study proposes a new approach to identifying…

Sound · Computer Science 2023-04-28 Chengzhe Sun , Shan Jia , Shuwei Hou , Siwei Lyu

Thanks to recent advances in deep learning, sophisticated generation tools exist, nowadays, that produce extremely realistic synthetic speech. However, malicious uses of such tools are possible and likely, posing a serious threat to our…

Sound · Computer Science 2022-09-29 Alessandro Pianese , Davide Cozzolino , Giovanni Poggi , Luisa Verdoliva

Generalization is a main issue for current audio deepfake detectors, which struggle to provide reliable results on out-of-distribution data. Given the speed at which more and more accurate synthesis methods are developed, it is very…

Sound · Computer Science 2024-07-02 Alessandro Pianese , Davide Cozzolino , Giovanni Poggi , Luisa Verdoliva

We present a novel approach for the detection of deepfake videos using a pair of vision transformers pre-trained by a self-supervised masked autoencoding setup. Our method consists of two distinct components, one of which focuses on…

Computer Vision and Pattern Recognition · Computer Science 2024-02-12 Sayantan Das , Mojtaba Kolahdouzi , Levent Özparlak , Will Hickie , Ali Etemad

Partially spoofed audio detection is a challenging task, lying in the need to accurately locate the authenticity of audio at the frame level. To address this issue, we propose a fine-grained partially spoofed audio detection method, namely…

Sound · Computer Science 2023-11-22 Yuankun Xie , Haonan Cheng , Yutian Wang , Long Ye

DeepFake technology has advanced significantly in recent years, enabling the creation of highly realistic synthetic face images. Existing DeepFake detection methods often struggle with pose variations, occlusions, and artifacts that are…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Sami Belguesmia , Mohand Saïd Allili , Assia Hamadene

Audio deepfakes are acquiring an unprecedented level of realism with advanced AI. While current research focuses on discerning real speech from spoofed speech, tracing the source system is equally crucial. This work proposes a novel audio…

Sound · Computer Science 2025-06-04 Ajinkya Kulkarni , Sandipana Dowerah , Tanel Alumae , Mathew Magimai. -Doss

In this work, we introduce the task of singing voice deepfake source attribution (SVDSA). We hypothesize that multimodal foundation models (MMFMs) such as ImageBind, LanguageBind will be most effective for SVDSA as they are better equipped…

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…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-13 K. A. Shahriar

The rapid advancement of spoofing algorithms necessitates the development of robust detection methods capable of accurately identifying emerging fake audio. Traditional approaches, such as finetuning on new datasets containing these novel…

Sound · Computer Science 2023-06-16 Xiaohui Zhang , Jiangyan Yi , Jianhua Tao , Chenlong Wang , Le Xu , Ruibo Fu

The growing prevalence of speech deepfakes has raised serious concerns, particularly in real-world scenarios such as telephone fraud and identity theft. While many anti-spoofing systems have demonstrated promising performance on…

Audio and Speech Processing · Electrical Eng. & Systems 2026-05-12 Tong Zhang , Yihuan Huang , Yanzhen Ren

Foundation models constitute a significant advancement in computer vision: after a single, albeit costly, training phase, they can address a wide array of tasks. In the field of Earth observation, over 75 remote sensing vision foundation…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Pierre Adorni , Minh-Tan Pham , Stéphane May , Sébastien Lefèvre

While foundation models excel in text, image, and video domains, the critical biological signals, particularly electroencephalography(EEG), remain underexplored. EEG benefits neurological research with its high temporal resolution,…

Signal Processing · Electrical Eng. & Systems 2025-05-13 Wei Xiong , Junming Lin , Jiangtong Li , Jie Li , Changjun Jiang

Recent progress in audio generation has made it increasingly easy to create highly realistic environmental soundscapes, which can be misused to produce deceptive content, such as fake alarms, gunshots, and crowd sounds, raising concerns for…

Sound · Computer Science 2026-03-10 Han Yin , Yang Xiao , Rohan Kumar Das , Jisheng Bai , Ting Dang

Speech synthesis systems can now produce highly realistic vocalisations that pose significant authenticity challenges. Despite substantial progress in deepfake detection models, their real-world effectiveness is often undermined by evolving…

Sound · Computer Science 2026-02-12 Qizhou Wang , Hanxun Huang , Guansong Pang , Sarah Erfani , Christopher Leckie

Today, there have been many achievements in learning the association between voice and face. However, most previous work models rely on cosine similarity or L2 distance to evaluate the likeness of voices and faces following contrastive…

Computer Vision and Pattern Recognition · Computer Science 2024-04-16 Chong Peng , Liqiang He , Dan Su

Detection of face forgery videos remains a formidable challenge in the field of digital forensics, especially the generalization to unseen datasets and common perturbations. In this paper, we tackle this issue by leveraging the synergy…

Computer Vision and Pattern Recognition · Computer Science 2025-08-14 Yachao Liang , Min Yu , Gang Li , Jianguo Jiang , Boquan Li , Feng Yu , Ning Zhang , Xiang Meng , Weiqing Huang

AI-synthesized voice technology has the potential to create realistic human voices for beneficial applications, but it can also be misused for malicious purposes. While existing AI-synthesized voice detection models excel in intra-domain…

Sound · Computer Science 2024-12-31 Hainan Ren , Li Lin , Chun-Hao Liu , Xin Wang , Shu Hu