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Self-supervised representation learning approaches have grown in popularity due to the ability to train models on large amounts of unlabeled data and have demonstrated success in diverse fields such as natural language processing, computer…

机器学习 · 计算机科学 2023-02-06 John Harvill , Jarred Barber , Arun Nair , Ramin Pishehvar

Background noise is a well-known factor that deteriorates the accuracy and reliability of speaker verification (SV) systems by blurring speech intelligibility. Various studies have used separate pretrained enhancement models as the…

音频与语音处理 · 电气工程与系统科学 2022-06-28 Ju-ho Kim , Jungwoo Heo , Hye-jin Shim , Ha-Jin Yu

We present a method to separate speech signals from noisy environments in the embedding space of a neural audio codec. We introduce a new training procedure that allows our model to produce structured encodings of audio waveforms given by…

Conventional audio-visual methods for speaker verification rely on large amounts of labeled data and separate modality-specific architectures, which is computationally expensive, limiting their scalability. To address these problems, we…

计算机视觉与模式识别 · 计算机科学 2025-06-25 Gnana Praveen Rajasekhar , Jahangir Alam

Automatic speaker verification (ASV) is one of the core technologies in biometric identification. With the ubiquitous usage of ASV systems in safety-critical applications, more and more malicious attackers attempt to launch adversarial…

音频与语音处理 · 电气工程与系统科学 2021-02-16 Haibin Wu , Xu Li , Andy T. Liu , Zhiyong Wu , Helen Meng , Hung-yi Lee

For speaker recognition, it is difficult to extract an accurate speaker representation from speech because of its mixture of speaker traits and content. This paper proposes a disentanglement framework that simultaneously models speaker…

音频与语音处理 · 电气工程与系统科学 2023-11-02 Tianchi Liu , Kong Aik Lee , Qiongqiong Wang , Haizhou Li

In realistic environments, speech is usually interfered by various noise and reverberation, which dramatically degrades the performance of automatic speech recognition (ASR) systems. To alleviate this issue, the commonest way is to use a…

声音 · 计算机科学 2018-05-04 Bin Liu , Shuai Nie , Yaping Zhang , Dengfeng Ke , Shan Liang , Wenju Liu1

Preserving a patient's identity is a challenge for automatic, speech-based diagnosis of mental health disorders. In this paper, we address this issue by proposing adversarial disentanglement of depression characteristics and speaker…

音频与语音处理 · 电气工程与系统科学 2023-06-08 Vijay Ravi , Jinhan Wang , Jonathan Flint , Abeer Alwan

In this work we address disentanglement of style and content in speech signals. We propose a fully convolutional variational autoencoder employing two encoders: a content encoder and a style encoder. To foster disentanglement, we propose…

音频与语音处理 · 电气工程与系统科学 2021-03-12 Janek Ebbers , Michael Kuhlmann , Tobias Cord-Landwehr , Reinhold Haeb-Umbach

Existing self-supervised pre-trained speech models have offered an effective way to leverage massive unannotated corpora to build good automatic speech recognition (ASR). However, many current models are trained on a clean corpus from a…

声音 · 计算机科学 2023-03-01 Dianwen Ng , Ruixi Zhang , Jia Qi Yip , Zhao Yang , Jinjie Ni , Chong Zhang , Yukun Ma , Chongjia Ni , Eng Siong Chng , Bin Ma

Background noise considerably reduces the accuracy and reliability of speaker verification (SV) systems. These challenges can be addressed using a speech enhancement system as a front-end module. Recently, diffusion probabilistic models…

音频与语音处理 · 电气工程与系统科学 2023-12-20 Ju-ho Kim , Jungwoo Heo , Hyun-seo Shin , Chan-yeong Lim , Ha-Jin Yu

Recently end-to-end neural audio/speech coding has shown its great potential to outperform traditional signal analysis based audio codecs. This is mostly achieved by following the VQ-VAE paradigm where blind features are learned,…

声音 · 计算机科学 2023-02-28 Xue Jiang , Xiulian Peng , Yuan Zhang , Yan Lu

Automatic speaker verification (ASV), one of the most important technology for biometric identification, has been widely adopted in security-critical applications. However, ASV is seriously vulnerable to recently emerged adversarial…

声音 · 计算机科学 2022-05-23 Haibin Wu , Po-chun Hsu , Ji Gao , Shanshan Zhang , Shen Huang , Jian Kang , Zhiyong Wu , Helen Meng , Hung-yi Lee

Speaker Verification (SV) systems involve mainly two individual stages: feature extraction and classification. In this paper, we explore these two modules with the aim of improving the performance of a speaker verification system under…

音频与语音处理 · 电气工程与系统科学 2024-02-06 Kerlos Atia Abdalmalak , Ascensión Gallardo-Antol'in

We study a novel neural architecture and its training strategies of speaker encoder for speaker recognition without using any identity labels. The speaker encoder is trained to extract a fixed-size speaker embedding from a spoken utterance…

音频与语音处理 · 电气工程与系统科学 2022-10-28 Ruijie Tao , Kong Aik Lee , Rohan Kumar Das , Ville Hautamäki , Haizhou Li

Recent advancements in speaker verification techniques show promise, but their performance often deteriorates significantly in challenging acoustic environments. Although speech enhancement methods can improve perceived audio quality, they…

音频与语音处理 · 电气工程与系统科学 2025-08-27 Adam Katav , Yair Moshe , Israel Cohen

Modern automatic speech recognition (ASR) systems need to be robust under acoustic variability arising from environmental, speaker, channel, and recording conditions. Ensuring such robustness to variability is a challenge in modern day…

计算与语言 · 计算机科学 2016-12-07 Dmitriy Serdyuk , Kartik Audhkhasi , Philémon Brakel , Bhuvana Ramabhadran , Samuel Thomas , Yoshua Bengio

Recently adversarial attacks on automatic speaker verification (ASV) systems attracted widespread attention as they pose severe threats to ASV systems. However, methods to defend against such attacks are limited. Existing approaches mainly…

音频与语音处理 · 电气工程与系统科学 2020-08-10 Xu Li , Na Li , Jinghua Zhong , Xixin Wu , Xunying Liu , Dan Su , Dong Yu , Helen Meng

It is now well-known that automatic speaker verification (ASV) systems can be spoofed using various types of adversaries. The usual approach to counteract ASV systems against such attacks is to develop a separate spoofing countermeasure…

密码学与安全 · 计算机科学 2024-01-30 Xuechen Liu , Md Sahidullah , Kong Aik Lee , Tomi Kinnunen

This study aims to develop a single integrated spoofing-aware speaker verification (SASV) embeddings that satisfy two aspects. First, rejecting non-target speakers' input as well as target speakers' spoofed inputs should be addressed.…