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Related papers: Compact Speaker Embedding: lrx-vector

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Significant progress has recently been made in speaker diarisation after the introduction of d-vectors as speaker embeddings extracted from neural network (NN) speaker classifiers for clustering speech segments. To extract better-performing…

Sound · Computer Science 2021-05-10 Guangzhi Sun , Chao Zhang , Phil Woodland

Recurrent neural networks (RNNs), including long short-term memory (LSTM) RNNs, have produced state-of-the-art results on a variety of speech recognition tasks. However, these models are often too large in size for deployment on mobile…

Machine Learning · Computer Science 2016-04-12 Zhiyun Lu , Vikas Sindhwani , Tara N. Sainath

Data augmentation is conventionally used to inject robustness in Speaker Verification systems. Several recently organized challenges focus on handling novel acoustic environments. Deep learning based speech enhancement is a modern solution…

Audio and Speech Processing · Electrical Eng. & Systems 2020-04-29 Saurabh Kataria , Phani Sankar Nidadavolu , Jesús Villalba , Najim Dehak

This paper proposes novel algorithms for speaker embedding using subjective inter-speaker similarity based on deep neural networks (DNNs). Although conventional DNN-based speaker embedding such as a $d$-vector can be applied to…

Audio and Speech Processing · Electrical Eng. & Systems 2019-07-22 Yuki Saito , Shinnosuke Takamichi , Hiroshi Saruwatari

The promising performance of Deep Learning (DL) in speech recognition has motivated the use of DL in other speech technology applications such as speaker recognition. Given i-vectors as inputs, the authors proposed an impostor selection…

Sound · Computer Science 2017-04-24 Omid Ghahabi , Javier Hernando

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

In recent years, using raw waveforms as input for deep networks has been widely explored for the speaker verification system. For example, RawNet and RawNet2 extracted speaker's feature embeddings from waveforms automatically for…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-08 Jin Li , Nan Yan , Lan Wang

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

Deep speaker embedding has achieved satisfactory performance in speaker verification. By enforcing the neural model to discriminate the speakers in the training set, deep speaker embedding (called `x-vectors`) can be derived from the hidden…

Audio and Speech Processing · Electrical Eng. & Systems 2019-08-28 Xueyi Wang , Lantian Li , Dong Wang

Recent speaker verification (SV) systems have shown a trend toward adopting deeper speaker embedding extractors. Although deeper and larger neural networks can significantly improve performance, their substantial memory requirements hinder…

Audio and Speech Processing · Electrical Eng. & Systems 2024-12-03 Bei Liu , Yanmin Qian

Identifying multiple speakers without knowing where a speaker's voice is in a recording is a challenging task. This paper proposes a hierarchical network with transformer encoders and memory mechanism to address this problem. The proposed…

Sound · Computer Science 2020-11-02 Yanpei Shi , Mingjie Chen , Qiang Huang , Thomas Hain

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

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

The x-vector maps segments of arbitrary duration to vectors of fixed dimension using deep neural network. Combined with the probabilistic linear discriminant analysis (PLDA) backend, the x-vector/PLDA has become the dominant framework in…

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

This work considers training neural networks for speaker recognition with a much smaller dataset size compared to contemporary work. We artificially restrict the amount of data by proposing three subsets of the popular VoxCeleb2 dataset.…

Sound · Computer Science 2023-02-28 Nik Vaessen , David A. van Leeuwen

Speaker embeddings (x-vectors) extracted from very short segments of speech have recently been shown to give competitive performance in speaker diarization. We generalize this recipe by extracting from each speech segment, in parallel with…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-09 Anna Silnova , Niko Brümmer , Johan Rohdin , Themos Stafylakis , Lukáš Burget

A new type of End-to-End system for text-dependent speaker verification is presented in this paper. Previously, using the phonetically discriminative/speaker discriminative DNNs as feature extractors for speaker verification has shown…

Computation and Language · Computer Science 2017-01-04 Shi-Xiong Zhang , Zhuo Chen , Yong Zhao , Jinyu Li , Yifan Gong

State-of-the-art speaker verification models are based on deep learning techniques, which heavily depend on the handdesigned neural architectures from experts or engineers. We borrow the idea of neural architecture search(NAS) for the…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-14 Xiaoyang Qu , Jianzong Wang , Jing Xiao

Traditional Time Delay Neural Networks (TDNN) have achieved state-of-the-art performance at the cost of high computational complexity and slower inference speed, making them difficult to implement in an industrial environment. The Densely…

Computation and Language · Computer Science 2024-02-13 Di Cao , Xianchen Wang , Junfeng Zhou , Jiakai Zhang , Yanjing Lei , Wenpeng Chen

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