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Recently, speaker embeddings extracted from a speaker discriminative deep neural network (DNN) yield better performance than the conventional methods such as i-vector. In most cases, the DNN speaker classifier is trained using cross entropy…

Audio and Speech Processing · Electrical Eng. & Systems 2019-06-19 Xu Xiang , Shuai Wang , Houjun Huang , Yanmin Qian , Kai Yu

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

Linear Discriminant Analysis (LDA) has been used as a standard post-processing procedure in many state-of-the-art speaker recognition tasks. Through maximizing the inter-speaker difference and minimizing the intra-speaker variation, LDA…

Sound · Computer Science 2018-05-04 Shuai Wang , Zili Huang , Yanmin Qian , Kai Yu

This paper aims to improve the widely used deep speaker embedding x-vector model. We propose the following improvements: (1) a hybrid neural network structure using both time delay neural network (TDNN) and long short-term memory neural…

Computation and Language · Computer Science 2019-02-22 Yun Tang , Guohong Ding , Jing Huang , Xiaodong He , Bowen Zhou

The emergence of large-margin softmax cross-entropy losses in training deep speaker embedding neural networks has triggered a gradual shift from parametric back-ends to a simpler cosine similarity measure for speaker verification. Popular…

Audio and Speech Processing · Electrical Eng. & Systems 2022-04-12 Qiongqiong Wang , Kong Aik Lee , Tianchi Liu

This paper presents an improved deep embedding learning method based on convolutional neural network (CNN) for text-independent speaker verification. Two improvements are proposed for x-vector embedding learning: (1) Multi-scale convolution…

Audio and Speech Processing · Electrical Eng. & Systems 2020-01-15 Bin Gu , Wu Guo

In this paper, we propose a Convolutional Neural Network (CNN) based speaker recognition model for extracting robust speaker embeddings. The embedding can be extracted efficiently with linear activation in the embedding layer. To understand…

Audio and Speech Processing · Electrical Eng. & Systems 2018-09-13 Suwon Shon , Hao Tang , James Glass

Learning a good speaker embedding is important for many automatic speaker recognition tasks, including verification, identification and diarization. The embeddings learned by softmax are not discriminative enough for open-set verification…

Machine Learning · Computer Science 2019-08-13 Zhiyong Chen , Zongze Ren , Shugong Xu

Recent research shows that deep neural networks (DNNs) can be used to extract deep speaker vectors (d-vectors) that preserve speaker characteristics and can be used in speaker verification. This new method has been tested on text-dependent…

Computation and Language · Computer Science 2015-05-26 Lantian Li , Dong Wang , Zhiyong Zhang , Thomas Fang Zheng

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

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

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

The x-vector based deep neural network (DNN) embedding systems have demonstrated effectiveness for text-independent speaker verification. This paper presents a multi-task learning architecture for training the speaker embedding DNN with the…

Audio and Speech Processing · Electrical Eng. & Systems 2019-04-05 Lanhua You , Wu Guo , Lirong Dai , Jun Du

Speaker recognition is a biometric modality that utilizes the speaker's speech segments to recognize the identity, determining whether the test speaker belongs to one of the enrolled speakers. In order to improve the robustness of the…

Sound · Computer Science 2023-07-07 Zhifeng Wang , Chunyan Zeng , Surong Duan , Hongjie Ouyang , Hongmin Xu

Speaker verification is an established yet challenging task in speech processing and a very vibrant research area. Recent speaker verification (SV) systems rely on deep neural networks to extract high-level embeddings which are able to…

Audio and Speech Processing · Electrical Eng. & Systems 2020-03-23 Fei Tao , Gokhan Tur

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…

Recently, direct modeling of raw waveforms using deep neural networks has been widely studied for a number of tasks in audio domains. In speaker verification, however, utilization of raw waveforms is in its preliminary phase, requiring…

Audio and Speech Processing · Electrical Eng. & Systems 2019-07-18 Jee-weon Jung , Hee-Soo Heo , Ju-ho Kim , Hye-jin Shim , Ha-Jin Yu

Recently, speaker embeddings extracted with deep neural networks became the state-of-the-art method for speaker verification. In this paper we aim to facilitate its implementation on a more generic toolkit than Kaldi, which we anticipate to…

Sound · Computer Science 2018-11-07 Hossein Zeinali , Lukas Burget , Johan Rohdin , Themos Stafylakis , Jan Cernocky

Recently several end-to-end speaker verification systems based on deep neural networks (DNNs) have been proposed. These systems have been proven to be competitive for text-dependent tasks as well as for text-independent tasks with short…

Audio and Speech Processing · Electrical Eng. & Systems 2018-01-09 Johan Rohdin , Anna Silnova , Mireia Diez , Oldrich Plchot , Pavel Matejka , Lukas Burget

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
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