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Related papers: PLDA-Based Diarization of Telephone Conversations

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Speaker diarization has been mainly developed based on the clustering of speaker embeddings. However, the clustering-based approach has two major problems; i.e., (i) it is not optimized to minimize diarization errors directly, and (ii) it…

Audio and Speech Processing · Electrical Eng. & Systems 2019-09-16 Yusuke Fujita , Naoyuki Kanda , Shota Horiguchi , Yawen Xue , Kenji Nagamatsu , Shinji Watanabe

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

Learning robust speaker embeddings is a crucial step in speaker diarization. Deep neural networks can accurately capture speaker discriminative characteristics and popular deep embeddings such as x-vectors are nowadays a fundamental…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-14 Nauman Dawalatabad , Mirco Ravanelli , François Grondin , Jenthe Thienpondt , Brecht Desplanques , Hwidong Na

End-to-end speaker diarization enables accurate overlap-aware diarization by jointly estimating multiple speakers' speech activities in parallel. This approach is data-hungry, requiring a large amount of labeled conversational data, which…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-02 Shota Horiguchi , Atsushi Ando , Marc Delcroix , Naohiro Tawara

In some speaker recognition scenarios we find conversations recorded simultaneously over multiple channels. That is the case of the interviews in the NIST SRE dataset. To take advantage of that, we propose a modification of the PLDA model…

Machine Learning · Statistics 2015-11-24 Jesús Villalba

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

In this paper we propose a new method of speaker diarization that employs a deep learning architecture to learn speaker embeddings. In contrast to the traditional approaches that build their speaker embeddings using manually hand-crafted…

Sound · Computer Science 2017-09-18 Pawel Cyrta , Tomasz Trzciński , Wojciech Stokowiec

In latent Dirichlet allocation (LDA), topics are multinomial distributions over the entire vocabulary. However, the vocabulary usually contains many words that are not relevant in forming the topics. We adopt a variable selection method…

Machine Learning · Computer Science 2012-05-08 Dongwoo Kim , Yeonseung Chung , Alice Oh

This paper describes the submissions of team TalTech-IRIT-LIS to the DISPLACE 2024 challenge. Our team participated in the speaker diarization and language diarization tracks of the challenge. In the speaker diarization track, our best…

Audio and Speech Processing · Electrical Eng. & Systems 2024-07-18 Joonas Kalda , Tanel Alumäe , Martin Lebourdais , Hervé Bredin , Séverin Baroudi , Ricard Marxer

State-of-art speaker verification (SV) systems use a back-end model to score the similarity of speaker embeddings extracted from a neural network model. The commonly used back-end models are the cosine scoring and the probabilistic linear…

Sound · Computer Science 2022-04-25 Zhiyuan Peng , Xuanji He , Ke Ding , Tan Lee , Guanglu Wan

In this work, we propose deep latent space clustering for speaker diarization using generative adversarial network (GAN) backprojection with the help of an encoder network. The proposed diarization system is trained jointly with GAN loss,…

Audio and Speech Processing · Electrical Eng. & Systems 2019-10-28 Monisankha Pal , Manoj Kumar , Raghuveer Peri , Tae Jin Park , So Hyun Kim , Catherine Lord , Somer Bishop , Shrikanth Narayanan

Speech Segmentation is the process change point detection for partitioning an input audio stream into regions each of which corresponds to only one audio source or one speaker. One application of this system is in Speaker Diarization…

Artificial Intelligence · Computer Science 2012-05-09 Behrouz Abdolali , Hossein Sameti

In this paper, we present a conditional multitask learning method for end-to-end neural speaker diarization (EEND). The EEND system has shown promising performance compared with traditional clustering-based methods, especially in the case…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-09 Yuki Takashima , Yusuke Fujita , Shinji Watanabe , Shota Horiguchi , Paola García , Kenji Nagamatsu

The state-of-the-art speaker diarization systems use agglomerative hierarchical clustering (AHC) which performs the clustering of previously learned neural embeddings. While the clustering approach attempts to identify speaker clusters, the…

Audio and Speech Processing · Electrical Eng. & Systems 2021-04-07 Prachi Singh , Sriram Ganapathy

Speaker diarization based on bottom-up clustering of speech segments by acoustic similarity is often highly sensitive to the choice of hyperparameters, such as the initial number of clusters and feature weighting. Optimizing these…

Computation and Language · Computer Science 2022-02-22 Andreas Stolcke

While there has been substantial amount of work in speaker diarization recently, there are few efforts in jointly employing lexical and acoustic information for speaker segmentation. Towards that, we investigate a speaker diarization system…

Audio and Speech Processing · Electrical Eng. & Systems 2018-05-29 Tae Jin Park , Panayiotis Georgiou

The objective of this work is to train noise-robust speaker embeddings adapted for speaker diarisation. Speaker embeddings play a crucial role in the performance of diarisation systems, but they often capture spurious information such as…

Sound · Computer Science 2022-11-04 You Jin Kim , Hee-Soo Heo , Jee-weon Jung , Youngki Kwon , Bong-Jin Lee , Joon Son Chung

A brain computer interface (BCI) is a system which provides direct communication between the mind of a person and the outside world by using only brain activity (EEG). The event-related potential (ERP)-based BCI problem consists of a binary…

Computer Vision and Pattern Recognition · Computer Science 2016-08-25 Victoria Peterson , Hugo Leonardo Rufiner , Ruben Daniel Spies

Speaker diarization is the task of answering Who spoke and when? in an audio stream. Pipeline systems rely on speech segmentation to extract speakers' segments and achieve robust speaker diarization. This paper proposes a common framework…

Sound · Computer Science 2023-06-08 Théo Mariotte , Anthony Larcher , Silvio Montrésor , Jean-Hugh Thomas

End-to-end neural diarization (EEND) models offer significant improvements over traditional embedding-based Speaker Diarization (SD) approaches but falls short on generalizing to long-form audio with large number of speakers.…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-28 Xiang Li , Vivek Govindan , Rohit Paturi , Sundararajan Srinivasan