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Related papers: Bayesian HMM clustering of x-vector sequences (VBx…

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Bayesian HMM clustering of x-vector sequences (VBx) has become a widely adopted diarization baseline model in publications and challenges. It uses an HMM to model speaker turns, a generatively trained probabilistic linear discriminant…

Audio and Speech Processing · Electrical Eng. & Systems 2023-10-05 Dominik Klement , Mireia Diez , Federico Landini , Lukáš Burget , Anna Silnova , Marc Delcroix , Naohiro Tawara

Combining end-to-end neural speaker diarization (EEND) with vector clustering (VC), known as EEND-VC, has gained interest for leveraging the strengths of both methods. EEND-VC estimates activities and speaker embeddings for all speakers…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-24 Marc Delcroix , Naohiro Tawara , Mireia Diez , Federico Landini , Anna Silnova , Atsunori Ogawa , Tomohiro Nakatani , Lukas Burget , Shoko Araki

This paper describes the system developed by the BUT team for the fourth track of the VoxCeleb Speaker Recognition Challenge, focusing on diarization on the VoxConverse dataset. The system consists of signal pre-processing, voice activity…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-10 Federico Landini , Ondřej Glembek , Pavel Matějka , Johan Rohdin , Lukáš Burget , Mireia Diez , Anna Silnova

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

This paper describes system setup of our submission to speaker diarisation track (Track 4) of VoxCeleb Speaker Recognition Challenge 2020. Our diarisation system consists of a well-trained neural network based speech enhancement model as…

Sound · Computer Science 2020-10-26 Renyu Wang , Ruilin Tong , Yu Ting Yeung , Xiao Chen

We present improvements to speaker diarization in the two-stage end-to-end neural diarization with vector clustering (EEND-VC) framework. The first stage employs a Conformer-based EEND model with WavLM features to infer frame-level speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-23 Petr Pálka , Jiangyu Han , Marc Delcroix , Naohiro Tawara , Lukáš Burget

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

Speaker diarization is usually referred to as the task that determines ``who spoke when'' in a recording. Until a few years ago, all competitive approaches were modular. Systems based on this framework reached state-of-the-art performance…

Audio and Speech Processing · Electrical Eng. & Systems 2024-07-15 Federico Landini

We consider the problem of speaker diarization, the problem of segmenting an audio recording of a meeting into temporal segments corresponding to individual speakers. The problem is rendered particularly difficult by the fact that we are…

Methodology · Statistics 2015-03-13 Emily B. Fox , Erik B. Sudderth , Michael I. Jordan , Alan S. Willsky

We propose a new speaker diarization system based on a recently introduced unsupervised clustering technique namely, generative adversarial network mixture model (GANMM). The proposed system uses x-vectors as front-end representation.…

Audio and Speech Processing · Electrical Eng. & Systems 2019-10-28 Monisankha Pal , Manoj Kumar , Raghuveer Peri , Shrikanth Narayanan

For many years, i-vector based audio embedding techniques were the dominant approach for speaker verification and speaker diarization applications. However, mirroring the rise of deep learning in various domains, neural network based audio…

Audio and Speech Processing · Electrical Eng. & Systems 2022-01-25 Quan Wang , Carlton Downey , Li Wan , Philip Andrew Mansfield , Ignacio Lopez Moreno

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

In this paper, we apply a latent class model (LCM) to the task of speaker diarization. LCM is similar to Patrick Kenny's variational Bayes (VB) method in that it uses soft information and avoids premature hard decisions in its iterations.…

Audio and Speech Processing · Electrical Eng. & Systems 2019-04-26 Liang He , Xianhong Chen , Can Xu , Yi Liu , Jia Liu , Michael T Johnson

This paper describes the submission to the speaker diarization track of VoxCeleb Speaker Recognition Challenge 2021 done by North America Bixby Lab of Samsung Research America. Our speaker diarization system consists of four main components…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-29 Myungjong Kim , Taeyeon Ki , Aviral Anshu , Vijendra Raj Apsingekar

We propose an approach for simultaneous diarization and separation of meeting data. It consists of a complex Angular Central Gaussian Mixture Model (cACGMM) for speech source separation, and a von-Mises-Fisher Mixture Model (VMFMM) for…

Audio and Speech Processing · Electrical Eng. & Systems 2025-02-25 Tobias Cord-Landwehr , Christoph Boeddeker , Reinhold Haeb-Umbach

This paper describes the Microsoft speaker diarization system for monaural multi-talker recordings in the wild, evaluated at the diarization track of the VoxCeleb Speaker Recognition Challenge(VoxSRC) 2020. We will first explain our system…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-26 Xiong Xiao , Naoyuki Kanda , Zhuo Chen , Tianyan Zhou , Takuya Yoshioka , Sanyuan Chen , Yong Zhao , Gang Liu , Yu Wu , Jian Wu , Shujie Liu , Jinyu Li , Yifan Gong

Current speaker diarization systems rely on an external voice activity detection model prior to speaker embedding extraction on the detected speech segments. In this paper, we establish that the attention system of a speaker embedding…

Audio and Speech Processing · Electrical Eng. & Systems 2024-05-16 Jenthe Thienpondt , Kris Demuynck

This report presents the system developed by the ABSP Laboratory team for the third DIHARD speech diarization challenge. Our main contribution in this work is to develop a simple and efficient solution for acoustic domain dependent speech…

Sound · Computer Science 2021-01-26 A Kishore Kumar , Shefali Waldekar , Goutam Saha , Md Sahidullah

Previous work has encouraged domain-invariance in deep speaker embedding by adversarially classifying the dataset or labelled environment to which the generated features belong. We propose a training strategy which aims to produce features…

Sound · Computer Science 2020-04-17 Chau Luu , Peter Bell , Steve Renals

This paper describes the ByteDance speaker diarization system for the fourth track of the VoxCeleb Speaker Recognition Challenge 2021 (VoxSRC-21). The VoxSRC-21 provides both the dev set and test set of VoxConverse for use in validation and…

Sound · Computer Science 2021-09-07 Keke Wang , Xudong Mao , Hao Wu , Chen Ding , Chuxiang Shang , Rui Xia , Yuxuan Wang
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