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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

The performance of speaker verification degrades significantly when the test speech is corrupted by interference speakers. Speaker diarization does well to separate speakers if the speakers are temporally overlapped. However, if…

Audio and Speech Processing · Electrical Eng. & Systems 2019-02-08 Wei Rao , Chenglin Xu , Eng Siong Chng , Haizhou Li

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

Typically, singing voice conversion (SVC) depends on an embedding vector, extracted from either a speaker lookup table (LUT) or a speaker recognition network (SRN), to model speaker identity. However, singing contains more expressive…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-07 Xu Li , Shansong Liu , Ying Shan

We present an approach to tackle the speaker recognition problem using Triplet Neural Networks. Currently, the $i$-vector representation with probabilistic linear discriminant analysis (PLDA) is the most commonly used technique to solve…

Sound · Computer Science 2019-10-07 Kin Wai Cheuk , Balamurali B. T. , Gemma Roig , Dorien Herremans

This paper improves the speaker recognition rates of a MLP classifier and LPCC codebook alone, using a linear combination between both methods. In simulations we have obtained an improvement of 4.7% over a LPCC codebook of 32 vectors and…

Sound · Computer Science 2022-03-23 Daniel Rodriguez-Porcheron , Marcos Faundez-Zanuy

This paper investigates the application of the probabilistic linear discriminant analysis (PLDA) to speaker diarization of telephone conversations. We introduce using a variational Bayes (VB) approach for inference under a PLDA model for…

Audio and Speech Processing · Electrical Eng. & Systems 2017-10-03 Ahmet E. Bulut , Hakan Demir , Yusuf Ziya Isik , Hakan Erdogan

The classical i-vectors and the latest end-to-end deep speaker embeddings are the two representative categories of utterance-level representations in automatic speaker verification systems. Traditionally, once i-vectors or deep speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2018-06-12 Weicheng Cai , Jinkun Chen , Ming Li

Speech recognition and speaker identification are important for authentication and verification in security purpose, but they are difficult to achieve. Speaker identification methods can be divided into text-independent and text-dependent.…

Machine Learning · Computer Science 2010-09-28 S. M. Kamruzzaman , A. N. M. Rezaul Karim , Md. Saiful Islam , Md. Emdadul Haque

In multi-speaker applications is common to have pre-computed models from enrolled speakers. Using these models to identify the instances in which these speakers intervene in a recording is the task of speaker tracking. In this paper, we…

While the use of deep neural networks has significantly boosted speaker recognition performance, it is still challenging to separate speakers in poor acoustic environments. Here speech enhancement methods have traditionally allowed improved…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-28 Yanpei Shi , Qiang Huang , Thomas Hain

Speaker identification is a powerful, non-invasive and in-expensive biometric technique. The recognition accuracy, however, deteriorates when noise levels affect a specific band of frequency. In this paper, we present a sub-band based…

Machine Learning · Computer Science 2007-05-23 Unathi Mahola , Fulufhelo V. Nelwamondo , Tshilidzi Marwala

State-of-the-art speaker recognition systems comprise an x-vector (or i-vector) speaker embedding front-end followed by a probabilistic linear discriminant analysis (PLDA) backend. The effectiveness of these components relies on the…

Machine Learning · Computer Science 2020-04-22 Kong Aik Lee , Qiongqiong Wang , Takafumi Koshinaka

In this paper, a novel method using 3D Convolutional Neural Network (3D-CNN) architecture has been proposed for speaker verification in the text-independent setting. One of the main challenges is the creation of the speaker models. Most of…

Computer Vision and Pattern Recognition · Computer Science 2018-06-08 Amirsina Torfi , Jeremy Dawson , Nasser M. Nasrabadi

While deep learning models have made significant advances in supervised classification problems, the application of these models for out-of-set verification tasks like speaker recognition has been limited to deriving feature embeddings. The…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-12 Shreyas Ramoji , Prashant Krishnan , Sriram Ganapathy

Speaker diarization is the process of labeling different speakers in a speech signal. Deep speaker embeddings are generally extracted from short speech segments and clustered to determine the segments belong to same speaker identity. The…

Audio and Speech Processing · Electrical Eng. & Systems 2021-05-18 Myungjong Kim , Vijendra Raj Apsingekar , Divya Neelagiri

Challenges based on Computational Paralinguistics in the INTERSPEECH Conference have always had a good reception among the attendees owing to its competitive academic and research demands. This year, the INTERSPEECH 2020 Computational…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-25 José Vicente Egas-López

This work presents a novel framework based on feed-forward neural network for text-independent speaker classification and verification, two related systems of speaker recognition. With optimized features and model training, it achieves 100%…

Sound · Computer Science 2017-03-20 Zhenhao Ge , Ananth N. Iyer , Srinath Cheluvaraja , Ram Sundaram , Aravind Ganapathiraju

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

Deep speaker embedding has achieved state-of-the-art performance in speaker recognition. A potential problem of these embedded vectors (called `x-vectors') are not Gaussian, causing performance degradation with the famous PLDA back-end…

Sound · Computer Science 2019-04-09 Yang Zhang , Lantian Li , Dong Wang