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Related papers: Discriminative Training of VBx Diarization

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This work presents a novel approach to leverage lexical information for speaker diarization. We introduce a speaker diarization system that can directly integrate lexical as well as acoustic information into a speaker clustering process.…

Computation and Language · Computer Science 2019-01-08 Tae Jin Park , Kyu Han , Ian Lane , Panayiotis Georgiou

In diarization, the PLDA is typically used to model an inference structure which assumes the variation in speech segments be induced by various speakers. The speaker variation is then learned from the training data. However, human…

Audio and Speech Processing · Electrical Eng. & Systems 2020-09-01 Jiamin Xie , Suzanna Sia , Paola Garcia , Daniel Povey , Sanjeev Khudanpur

Neural speaker embeddings trained using classification objectives have demonstrated state-of-the-art performance in multiple applications. Typically, such embeddings are trained on an out-of-domain corpus on a single task e.g., speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-03 Manoj Kumar , Tae Jin-Park , Somer Bishop , Shrikanth Narayanan

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…

In spite of the popularity of end-to-end diarization systems nowadays, modular systems comprised of voice activity detection (VAD), speaker embedding extraction plus clustering, and overlapped speech detection (OSD) plus handling still…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-05 Petr Pálka , Federico Landini , Dominik Klement , Mireia Diez , Anna Silnova , Marc Delcroix , Lukáš Burget

Deep speaker embeddings have become the leading method for encoding speaker identity in speaker recognition tasks. The embedding space should ideally capture the variations between all possible speakers, encoding the multiple acoustic…

Sound · Computer Science 2021-04-26 Chau Luu , Peter Bell , Steve Renals

We performed an experimental review of current diarization systems for the conversational telephone speech (CTS) domain. In detail, we considered a total of eight different algorithms belonging to clustering-based, end-to-end neural…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-30 Luca Serafini , Samuele Cornell , Giovanni Morrone , Enrico Zovato , Alessio Brutti , Stefano Squartini

Speaker diarization remains challenging due to the need for structured speaker representations, efficient modeling, and robustness to varying conditions. We propose a performant, compact diarization framework that integrates conformer…

Sound · Computer Science 2025-06-16 David Palzer , Matthew Maciejewski , Eric Fosler-Lussier

Self-supervised speech models such as wav2vec2.0 and WavLM have been shown to significantly improve the performance of many downstream speech tasks, especially in low-resource settings, over the past few years. Despite this, evaluations on…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-18 Séverin Baroudi , Hervé Bredin , Joseph Razik , Ricard Marxer

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

Existing speaker diarization systems typically rely on large amounts of manually annotated data, which is labor-intensive and difficult to obtain, especially in real-world scenarios. Additionally, language-specific constraints in these…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-13 Phat Lam , Lam Pham , Truong Nguyen , Dat Ngo , Thinh Pham , Tin Nguyen , Loi Khanh Nguyen , Alexander Schindler

Speaker diarization, the process of segmenting an audio stream or transcribed speech content into homogenous partitions based on speaker identity, plays a crucial role in the interpretation and analysis of human speech. Most existing…

Machine Learning · Computer Science 2024-08-23 Luyao Cheng , Hui Wang , Siqi Zheng , Yafeng Chen , Rongjie Huang , Qinglin Zhang , Qian Chen , Xihao Li

This paper describes the system developed by the XMUSPEECH team for the Multi-channel Multi-party Meeting Transcription Challenge (M2MeT). For the speaker diarization task, we propose a multi-channel speaker diarization system that obtains…

Audio and Speech Processing · Electrical Eng. & Systems 2022-02-14 Jie Wang , Yuji Liu , Binling Wang , Yiming Zhi , Song Li1 , Shipeng Xia , Jiayang Zhang , Lin Li1 , Qingyang Hong , Feng Tong

The goal of this paper is to adapt speaker embeddings for solving the problem of speaker diarisation. The quality of speaker embeddings is paramount to the performance of speaker diarisation systems. Despite this, prior works in the field…

Audio and Speech Processing · Electrical Eng. & Systems 2021-04-08 Youngki Kwon , Jee-weon Jung , Hee-Soo Heo , You Jin Kim , Bong-Jin Lee , Joon Son Chung

In speaker diarisation, speaker embedding extraction models often suffer from the mismatch between their training loss functions and the speaker clustering method. In this paper, we propose the method of spectral clustering-aware learning…

Sound · Computer Science 2023-03-16 Evonne P. C. Lee , Guangzhi Sun , Chao Zhang , Philip C. Woodland

We propose a variational Bayesian (VB) approach to learning distributions of latent variables in deep neural network (DNN) models for cross-domain knowledge transfer, to address acoustic mismatches between training and testing conditions.…

Audio and Speech Processing · Electrical Eng. & Systems 2022-02-22 Hu Hu , Sabato Marco Siniscalchi , Chao-Han Huck Yang , Chin-Hui Lee

Peer-Led Team Learning (PLTL) is a structured learning model where a team leader is appointed to facilitate collaborative problem solving among students for Science, Technology, Engineering and Mathematics (STEM) courses. This paper…

Sound · Computer Science 2016-09-28 Harishchandra Dubey , Abhijeet Sangwan , John H. L. Hansen

Probabilistic linear discriminant analysis (PLDA) is a popular normalization approach for the i-vector model, and has delivered state-of-the-art performance in speaker recognition. A potential problem of the PLDA model, however, is that it…

Sound · Computer Science 2016-04-01 Lantian Li , Dong Wang , Chao Xing , Thomas Fang Zheng

Traditional speech separation and speaker diarization approaches rely on prior knowledge of target speakers or a predetermined number of participants in audio signals. To address these limitations, recent advances focus on developing…

In this paper, we introduce DiarizationLM, a framework to leverage large language models (LLM) to post-process the outputs from a speaker diarization system. Various goals can be achieved with the proposed framework, such as improving the…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-10 Quan Wang , Yiling Huang , Guanlong Zhao , Evan Clark , Wei Xia , Hank Liao