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Channel foundation models assume access to fully observed channels, an assumption that fails in deployment. We introduce PilotWiMAE, a self-supervised framework whose encoder ingests noisy pilot observations directly and whose attention…

信号处理 · 电气工程与系统科学 2026-05-26 Berkay Guler , Giovanni Geraci , Hamid Jafarkhani

Fundamental frequency (f0) estimation from polyphonic music includes the tasks of multiple-f0, melody, vocal, and bass line estimation. Historically these problems have been approached separately, and only recently, using learning-based…

声音 · 计算机科学 2018-09-05 Rachel M. Bittner , Brian McFee , Juan P. Bello

Variational AutoEncoders (VAE) employ deep learning models to learn a continuous latent z-space that is subjacent to a high-dimensional observed dataset. With that, many tasks are made possible, including face reconstruction and face…

计算机视觉与模式识别 · 计算机科学 2022-03-16 Rafael S. Toledo , Eric A. Antonelo

Audio-visual temporal deepfake localization under the content-driven partial manipulation remains a highly challenging task. In this scenario, the deepfake regions are usually only spanning a few frames, with the majority of the rest…

Phoneme boundary detection plays an essential first step for a variety of speech processing applications such as speaker diarization, speech science, keyword spotting, etc. In this work, we propose a neural architecture coupled with a…

音频与语音处理 · 电气工程与系统科学 2020-02-18 Felix Kreuk , Yaniv Sheena , Joseph Keshet , Yossi Adi

The rapid advancement of generative models has enabled highly realistic audio deepfakes, yet current detectors suffer from a critical bias problem, leading to poor generalization across unseen datasets. This paper proposes Artifact-Focused…

Audio deepfakes pose a growing threat, already exploited in fraud and misinformation. A key challenge is ensuring detectors remain robust to unseen synthesis methods and diverse speakers, since generation techniques evolve quickly. Despite…

声音 · 计算机科学 2025-10-28 Jiyoung Hong , Yoonseo Chung , Seungyeon Oh , Juntae Kim , Jiyoung Lee , Sookyung Kim , Hyunsoo Cho

Recent advances in AIGC have exacerbated the misuse of malicious deepfake content, making the development of reliable deepfake detection methods an essential means to address this challenge. Although existing deepfake detection models…

计算机视觉与模式识别 · 计算机科学 2025-10-31 Changtao Miao , Yi Zhang , Weize Gao , Zhiya Tan , Weiwei Feng , Man Luo , Jianshu Li , Ajian Liu , Yunfeng Diao , Qi Chu , Tao Gong , Zhe Li , Weibin Yao , Joey Tianyi Zhou

The rapid advancement of AI-generated singing voices, which now closely mimic natural human singing and align seamlessly with musical scores, has led to heightened concerns for artists and the music industry. Unlike spoken voice, singing…

音频与语音处理 · 电气工程与系统科学 2024-05-09 You Zhang , Yongyi Zang , Jiatong Shi , Ryuichi Yamamoto , Jionghao Han , Yuxun Tang , Tomoki Toda , Zhiyao Duan

The goal of universal audio representation learning is to obtain foundational models that can be used for a variety of downstream tasks involving speech, music and environmental sounds. To approach this problem, methods inspired by works on…

声音 · 计算机科学 2024-05-22 Leonardo Pepino , Pablo Riera , Luciana Ferrer

While deepfake speech detectors built on large self-supervised learning (SSL) models achieve high accuracy, employing standard ensemble fusion to further enhance robustness often results in oversized systems with diminishing returns. To…

声音 · 计算机科学 2026-04-03 Vojtěch Staněk , Martin Perešíni , Lukáš Sekanina , Anton Firc , Kamil Malinka

This paper studies a simple extension of image-based Masked Autoencoders (MAE) to self-supervised representation learning from audio spectrograms. Following the Transformer encoder-decoder design in MAE, our Audio-MAE first encodes audio…

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…

计算机视觉与模式识别 · 计算机科学 2025-12-01 Siran Peng , Haoyuan Zhang , Li Gao , Tianshuo Zhang , Xiangyu Zhu , Bao Li , Weisong Zhao , Zhen Lei

Deepfake detection automatically recognizes the manipulated medias through the analysis of the difference between manipulated and non-altered videos. It is natural to ask which are the top performers among the existing deepfake detection…

计算机视觉与模式识别 · 计算机科学 2024-03-14 Chenhao Lin , Jingyi Deng , Pengbin Hu , Chao Shen , Qian Wang , Qi Li

Audio deepfake detection (ADD) is the task of detecting spoofing attacks generated by text-to-speech or voice conversion systems. Spoofing evidence, which helps to distinguish between spoofed and bona-fide utterances, might exist either…

声音 · 计算机科学 2023-09-18 Hyun-seo Shin , Jungwoo Heo , Ju-ho Kim , Chan-yeong Lim , Wonbin Kim , Ha-Jin Yu

Recent advances in AI weather forecasting have led to the emergence of so-called "foundation models", typically defined by expensive pretraining and minimal fine-tuning for downstream tasks. However, in the natural sciences, a desirable…

机器学习 · 计算机科学 2025-06-25 Fanny Lehmann , Firat Ozdemir , Benedikt Soja , Torsten Hoefler , Siddhartha Mishra , Sebastian Schemm

Existing methods on audio-visual deepfake detection mainly focus on high-level features for modeling inconsistencies between audio and visual data. As a result, these approaches usually overlook finer audio-visual artifacts, which are…

计算机视觉与模式识别 · 计算机科学 2024-10-15 Marcella Astrid , Enjie Ghorbel , Djamila Aouada

Recent advances in speech foundation models (SFMs) have enabled the direct processing of spoken language from raw audio, bypassing intermediate textual representations. This capability allows SFMs to be exposed to, and potentially respond…

音频与语音处理 · 电气工程与系统科学 2025-10-30 Harm Lameris , Shree Harsha Bokkahalli Satish , Joakim Gustafson , Éva Székely

With the advancements in singing voice generation and the growing presence of AI singers on media platforms, the inaugural Singing Voice Deepfake Detection (SVDD) Challenge aims to advance research in identifying AI-generated singing voices…

音频与语音处理 · 电气工程与系统科学 2026-01-27 You Zhang , Yongyi Zang , Jiatong Shi , Ryuichi Yamamoto , Tomoki Toda , Zhiyao Duan

In this work, we introduce a multi-task transformer for speech deepfake detection, capable of predicting formant trajectories and voicing patterns over time, ultimately classifying speech as real or fake, and highlighting whether its…

声音 · 计算机科学 2026-01-23 Viola Negroni , Luca Cuccovillo , Paolo Bestagini , Patrick Aichroth , Stefano Tubaro
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