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Achieving robust generalization against unseen attacks remains a challenge in Audio Deepfake Detection (ADD), driven by the rapid evolution of generative models. To address this, we propose a framework centered on hard sample…

声音 · 计算机科学 2026-04-30 Bo Cheng , Songjun Cao , Xiaoming Zhang , Jie Chen , Long Ma , Fei Chen

Automatic speech recognition (ASR) systems are of vital importance nowadays in commonplace tasks such as speech-to-text processing and language translation. This created the need for an ASR system that can operate in realistic crowded…

音频与语音处理 · 电气工程与系统科学 2020-12-29 Sherif Abdulatif , Karim Armanious , Karim Guirguis , Jayasankar T. Sajeev , Bin Yang

Generative models such as Variational Autoencoders (VAEs) and Generative Adversarial Networks (GANs) have shown promise in sequential recommendation tasks. However, they face challenges, including posterior collapse and limited…

机器学习 · 计算机科学 2024-10-28 Sharare Zolghadr , Ole Winther , Paul Jeha

Neural speech separation has made remarkable progress and its integration with automatic speech recognition (ASR) is an important direction towards realizing multi-speaker ASR. This work provides an insightful investigation of speech…

Separating audio mixtures into individual instrument tracks has been a long standing challenging task. We introduce a novel weakly supervised audio source separation approach based on deep adversarial learning. Specifically, our loss…

声音 · 计算机科学 2018-05-18 Ning Zhang , Junchi Yan , Yuchen Zhou

Anomalous sound detection (ASD) in the wild requires robustness to distribution shifts such as unseen low-SNR input mixtures of machine and noise types. State-of-the-art systems extract embeddings from an adapted audio encoder and detect…

音频与语音处理 · 电气工程与系统科学 2025-10-30 Phurich Saengthong , Tomoya Nishida , Kota Dohi , Natsuo Yamashita , Yohei Kawaguchi

Traditional Blind Source Separation Evaluation (BSS-Eval) metrics were originally designed to evaluate linear audio source separation models based on methods such as time-frequency masking. However, recent generative models may introduce…

音频与语音处理 · 电气工程与系统科学 2025-11-19 Paul A. Bereuter , Benjamin Stahl , Mark D. Plumbley , Alois Sontacchi

It is widely accepted that medical imaging systems should be objectively assessed via task-based image quality (IQ) measures that ideally account for all sources of randomness in the measured image data, including the variation in the…

计算机视觉与模式识别 · 计算机科学 2025-02-25 Xichen Xu , Wentao Chen , Weimin Zhou

Generative Adversarial Networks (GANs) have become exceedingly popular in a wide range of data-driven research fields, due in part to their success in image generation. Their ability to generate new samples, often from only a small amount…

计算与语言 · 计算机科学 2019-03-19 Thomas Wiest , Nicholas Cummins , Alice Baird , Simone Hantke , Judith Dineley , Björn Schuller

Many audio processing tasks require perceptual assessment. The ``gold standard`` of obtaining human judgments is time-consuming, expensive, and cannot be used as an optimization criterion. On the other hand, automated metrics are efficient…

音频与语音处理 · 电气工程与系统科学 2020-05-19 Pranay Manocha , Adam Finkelstein , Richard Zhang , Nicholas J. Bryan , Gautham J. Mysore , Zeyu Jin

We propose a new method for separating superimposed sources using diffusion-based generative models. Our method relies only on separately trained statistical priors of independent sources to establish a new objective function guided by…

机器学习 · 计算机科学 2024-01-18 Tejas Jayashankar , Gary C. F. Lee , Alejandro Lancho , Amir Weiss , Yury Polyanskiy , Gregory W. Wornell

Objective: Despite numerous studies proposed for audio restoration in the literature, most of them focus on an isolated restoration problem such as denoising or dereverberation, ignoring other artifacts. Moreover, assuming a noisy or…

This paper presents a deep learning-based approach for the spatio-temporal reconstruction of sound fields using Generative Adversarial Networks (GANs). The method utilises a plane wave basis and learns the underlying statistical…

音频与语音处理 · 电气工程与系统科学 2023-08-02 Xenofon Karakonstantis , Efren Fernandez-Grande

A primary challenge when deploying speaker recognition systems in real-world applications is performance degradation caused by environmental mismatch. We propose a diffusion-based method that takes speaker embeddings extracted from a…

音频与语音处理 · 电气工程与系统科学 2025-05-23 KiHyun Nam , Jungwoo Heo , Jee-weon Jung , Gangin Park , Chaeyoung Jung , Ha-Jin Yu , Joon Son Chung

Generative adversarial networks (GANs) have been extremely effective in approximating complex distributions of high-dimensional, input data samples, and substantial progress has been made in understanding and improving GAN performance in…

机器学习 · 计算机科学 2018-05-01 Daniel Jiwoong Im , He Ma , Graham Taylor , Kristin Branson

Separating the individual elements in a musical mixture is an essential process for music analysis and practice. While this is generally addressed using neural networks optimized to mask or transform the time-frequency representation of a…

声音 · 计算机科学 2025-11-27 Genís Plaja-Roglans , Yun-Ning Hung , Xavier Serra , Igor Pereira

Most GAN(Generative Adversarial Network)-based approaches towards high-fidelity waveform generation heavily rely on discriminators to improve their performance. However, GAN methods introduce much uncertainty into the generation process and…

声音 · 计算机科学 2022-03-22 Shengyuan Xu , Wenxiao Zhao , Jing Guo

Generative adversarial networks (GANs) are a framework that learns a generative distribution through adversarial training. Recently, their class-conditional extensions (e.g., conditional GAN (cGAN) and auxiliary classifier GAN (AC-GAN))…

计算机视觉与模式识别 · 计算机科学 2019-05-06 Takuhiro Kaneko , Yoshitaka Ushiku , Tatsuya Harada

We study the ability of Wasserstein Generative Adversarial Network (WGAN) to generate missing audio content which is, in context, (statistically similar) to the sound and the neighboring borders. We deal with the challenge of audio…

音频与语音处理 · 电气工程与系统科学 2020-03-18 P. P. Ebner , A. Eltelt

Adversarial attacks can mislead automatic speech recognition (ASR) systems into predicting an arbitrary target text, thus posing a clear security threat. To prevent such attacks, we propose DistriBlock, an efficient detection strategy…

声音 · 计算机科学 2024-11-07 Matías Pizarro , Dorothea Kolossa , Asja Fischer