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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

Speaker identification in the household scenario (e.g., for smart speakers) is typically based on only a few enrollment utterances but a much larger set of unlabeled data, suggesting semisupervised learning to improve speaker profiles. We…

Sound · Computer Science 2022-02-22 Long Chen , Venkatesh Ravichandran , Andreas Stolcke

Deep learning is still not a very common tool in speaker verification field. We study deep convolutional neural network performance in the text-prompted speaker verification task. The prompted passphrase is segmented into word states - i.e.…

Audio and Speech Processing · Electrical Eng. & Systems 2018-03-15 Sergey Novoselov , Oleg Kudashev , Vadim Schemelinin , Ivan Kremnev , Galina Lavrentyeva

State-of-the-art speaker recognition systems comprise a speaker embedding front-end followed by a probabilistic linear discriminant analysis (PLDA) back-end. The effectiveness of these components relies on the availability of a large amount…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-26 Qiongqiong Wang , Koji Okabe , Kong Aik Lee , Takafumi Koshinaka

Speaker recognition deals with recognizing speakers by their speech. Most speaker recognition systems are built upon two stages, the first stage extracts low dimensional correlation embeddings from speech, and the second performs the…

Modern automatic speaker verification relies largely on deep neural networks (DNNs) trained on mel-frequency cepstral coefficient (MFCC) features. While there are alternative feature extraction methods based on phase, prosody and long-term…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-31 Xuechen Liu , Md Sahidullah , Tomi Kinnunen

We present Deep Speaker, a neural speaker embedding system that maps utterances to a hypersphere where speaker similarity is measured by cosine similarity. The embeddings generated by Deep Speaker can be used for many tasks, including…

Computation and Language · Computer Science 2017-05-08 Chao Li , Xiaokong Ma , Bing Jiang , Xiangang Li , Xuewei Zhang , Xiao Liu , Ying Cao , Ajay Kannan , Zhenyao Zhu

This work presents a framework based on feature disentanglement to learn speaker embeddings that are robust to environmental variations. Our framework utilises an auto-encoder as a disentangler, dividing the input speaker embedding into…

Sound · Computer Science 2024-06-21 KiHyun Nam , Hee-Soo Heo , Jee-weon Jung , Joon Son Chung

This paper proposes the target speaker enhancement based speaker verification network (TASE-SVNet), an all neural model that couples target speaker enhancement and speaker embedding extraction for robust speaker verification (SV).…

Audio and Speech Processing · Electrical Eng. & Systems 2021-03-17 Chunlei Zhang , Meng Yu , Chao Weng , Dong Yu

This paper presents an experimental study on deep speaker embedding with an attention mechanism that has been found to be a powerful representation learning technique in speaker recognition. In this framework, an attention model works as a…

Sound · Computer Science 2018-09-26 Qiongqiong Wang , Koji Okabe , Kong Aik Lee , Hitoshi Yamamoto , Takafumi Koshinaka

New system for i-vector speaker recognition based on variational autoencoder (VAE) is investigated. VAE is a promising approach for developing accurate deep nonlinear generative models of complex data. Experiments show that VAE provides…

Sound · Computer Science 2017-05-26 Timur Pekhovsky , Maxim Korenevsky

In this paper we present a data-driven, integrated approach to speaker verification, which maps a test utterance and a few reference utterances directly to a single score for verification and jointly optimizes the system's components using…

Machine Learning · Computer Science 2015-09-29 Georg Heigold , Ignacio Moreno , Samy Bengio , Noam Shazeer

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

Recently deep neural networks (DNNs) have been used to learn speaker features. However, the quality of the learned features is not sufficiently good, so a complex back-end model, either neural or probabilistic, has to be used to address the…

Sound · Computer Science 2017-05-11 Lantian Li , Yixiang Chen , Ying Shi , Zhiyuan Tang , Dong Wang

State-of-the-art Deep Learning systems for speaker verification are commonly based on speaker embedding extractors. These architectures are usually composed of a feature extractor front-end together with a pooling layer to encode…

Audio and Speech Processing · Electrical Eng. & Systems 2024-05-08 Federico Costa , Miquel India , Javier Hernando

This work aims at intensifying text-independent speaker identification performance in real application situations such as noisy and emotional talking conditions. This is achieved by incorporating two different modules: a Computational…

Sound · Computer Science 2021-02-12 Ali Bou Nassif , Ismail Shahin , Shibani Hamsa , Nawel Nemmour , Keikichi Hirose

This report describes the submission of the DKU-DukeECE team to the self-supervision speaker verification task of the 2021 VoxCeleb Speaker Recognition Challenge (VoxSRC). Our method employs an iterative labeling framework to learn…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-08 Danwei Cai , Ming Li

In this paper, we propose a speaker-verification system based on maximum likelihood linear regression (MLLR) super-vectors, for which speakers are characterized by m-vectors. These vectors are obtained by a uniform segmentation of the…

Sound · Computer Science 2016-05-13 A. K. Sarkar , C. Barras , V. B. Le , D. Matrouf

The presence of multiple talkers in the surrounding environment poses a difficult challenge for real-time speech communication systems considering the constraints on network size and complexity. In this paper, we present Personalized…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-09 Ritwik Giri , Shrikant Venkataramani , Jean-Marc Valin , Umut Isik , Arvindh Krishnaswamy

We propose an end-to-end speaker verification system based on the neural network and trained by a loss function with less computational complexity. The end-to-end speaker verification system in this paper consists of a ResNet architecture…

Sound · Computer Science 2018-09-05 Xuan Shi , Xingjian Du , Mengyao Zhu
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