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Deep learning is progressively gaining popularity as a viable alternative to i-vectors for speaker recognition. Promising results have been recently obtained with Convolutional Neural Networks (CNNs) when fed by raw speech samples directly.…

Audio and Speech Processing · Electrical Eng. & Systems 2019-08-12 Mirco Ravanelli , Yoshua Bengio

Current speaker verification techniques rely on a neural network to extract speaker representations. The successful x-vector architecture is a Time Delay Neural Network (TDNN) that applies statistics pooling to project variable-length…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-03 Brecht Desplanques , Jenthe Thienpondt , Kris Demuynck

The present paper describes a singing voice synthesis based on convolutional neural networks (CNNs). Singing voice synthesis systems based on deep neural networks (DNNs) are currently being proposed and are improving the naturalness of…

Audio and Speech Processing · Electrical Eng. & Systems 2019-06-26 Kazuhiro Nakamura , Kei Hashimoto , Keiichiro Oura , Yoshihiko Nankaku , Keiichi Tokuda

The performance of automatic speech recognition systems can be improved by adapting an acoustic model to compensate for the mismatch between training and testing conditions, for example by adapting to unseen speakers. The success of speaker…

Computation and Language · Computer Science 2018-08-31 Ondřej Klejch , Joachim Fainberg , Peter Bell

Layer normalization is a recently introduced technique for normalizing the activities of neurons in deep neural networks to improve the training speed and stability. In this paper, we introduce a new layer normalization technique called…

Computation and Language · Computer Science 2017-07-20 Taesup Kim , Inchul Song , Yoshua Bengio

Conventional time-delay neural networks (TDNNs) struggle to handle long-range context, their ability to represent speaker information is therefore limited in long utterances. Existing solutions either depend on increasing model complexity…

Sound · Computer Science 2023-08-02 Yangfu Li , Jiapan Gan , Xiaodan Lin

In this article we propose a novel approach for adapting speaker embeddings to new domains based on adversarial training of neural networks. We apply our embeddings to the task of text-independent speaker verification, a challenging,…

Audio and Speech Processing · Electrical Eng. & Systems 2018-11-08 Gautam Bhattacharya , Jahangir Alam , Patrick Kenny

Existing speaker verification (SV) systems often suffer from performance degradation if there is any language mismatch between model training, speaker enrollment, and test. A major cause of this degradation is that most existing SV methods…

Sound · Computer Science 2017-06-27 Lantian Li , Dong Wang , Askar Rozi , Thomas Fang Zheng

Convolutional neural networks (CNNs), such as the time-delay neural network (TDNN), have shown their remarkable capability in learning speaker embedding. However, they meanwhile bring a huge computational cost in storage size, processing,…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-22 Rui Wang , Zhihua Wei , Haoran Duan , Shouling Ji , Yang Long , Zhen Hong

Learned feature representations and sub-phoneme posteriors from Deep Neural Networks (DNNs) have been used separately to produce significant performance gains for speaker and language recognition tasks. In this work we show how these gains…

Computation and Language · Computer Science 2015-04-06 Fred Richardson , Douglas Reynolds , Najim Dehak

Text-independent speaker recognition using short utterances is a highly challenging task due to the large variation and content mismatch between short utterances. I-vector based systems have become the standard in speaker verification…

Audio and Speech Processing · Electrical Eng. & Systems 2018-10-18 Jinxi Guo , Ning Xu , Kailun Qian , Yang Shi , Kaiyuan Xu , Yingnian Wu , Abeer Alwan

This article presents a novel approach for learning domain-invariant speaker embeddings using Generative Adversarial Networks. The main idea is to confuse a domain discriminator so that is can't tell if embeddings are from the source or…

Audio and Speech Processing · Electrical Eng. & Systems 2018-11-08 Gautam Bhattacharya , Joao Monteiro , Jahangir Alam , Patrick Kenny

We analyze the impact of speaker adaptation in end-to-end automatic speech recognition models based on transformers and wav2vec 2.0 under different noise conditions. By including speaker embeddings obtained from x-vector and ECAPA-TDNN…

After their introduction to robust speech recognition, power normalized cepstral coefficient (PNCC) features were successfully adopted to other tasks, including speaker verification. However, as a feature extractor with long-term operations…

Sound · Computer Science 2021-09-27 Xuechen Liu , Md Sahidullah , Tomi Kinnunen

While the use of deep neural networks has significantly boosted speaker recognition performance, it is still challenging to separate speakers in poor acoustic environments. To improve robustness of speaker recognition system performance in…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-19 Yanpei Shi , Qiang Huang , Thomas Hain

Speaker verification aims to verify whether an input speech corresponds to the claimed speaker, and conventionally, this kind of system is deployed based on single-stream scenario, wherein the feature extractor operates in full frequency…

Sound · Computer Science 2025-09-03 Wei Yao , Shen Chen , Jiamin Cui , Yaolin Lou

Speaker recognition systems based on deep speaker embeddings have achieved significant performance in controlled conditions according to the results obtained for early NIST SRE (Speaker Recognition Evaluation) datasets. From the practical…

Creating Speaker Verification (SV) systems for classroom settings that are robust to classroom noises such as babble noise is crucial for the development of AI tools that assist educational environments. In this work, we study the efficacy…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-01 Saba Tabatabaee , Jing Liu , Carol Espy-Wilson

This paper demonstrates the potential of convolutional neural networks (CNN) for detecting and classifying prosodic events on words, specifically pitch accents and phrase boundary tones, from frame-based acoustic features. Typical…

Computation and Language · Computer Science 2017-06-05 Sabrina Stehwien , Ngoc Thang Vu

Speaker adaptive training (SAT) of neural network acoustic models learns models in a way that makes them more suitable for adaptation to test conditions. Conventionally, model-based speaker adaptive training is performed by having a set of…

Computation and Language · Computer Science 2019-10-24 Ondřej Klejch , Joachim Fainberg , Peter Bell , Steve Renals