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Recent speaker diarisation systems often convert variable length speech segments into fixed-length vector representations for speaker clustering, which are known as speaker embeddings. In this paper, the content-aware speaker embeddings…

Sound · Computer Science 2021-02-15 G. Sun , D. Liu , C. Zhang , P. C. Woodland

The Adversarially Learned Mixture Model (AMM) is a generative model for unsupervised or semi-supervised data clustering. The AMM is the first adversarially optimized method to model the conditional dependence between inferred continuous and…

Machine Learning · Statistics 2022-04-26 Andrew Jesson , Cécile Low-Kam , Tanya Nair , Florian Soudan , Florent Chandelier , Nicolas Chapados

We introduce a novel approach to improve unsupervised hashing. Specifically, we propose a very efficient embedding method: Gaussian Mixture Model embedding (Gemb). The proposed method, using Gaussian Mixture Model, embeds feature vector…

Computer Vision and Pattern Recognition · Computer Science 2017-07-05 Tuan Hoang , Thanh-Toan Do , Dang-Khoa Le Tan , Ngai-Man Cheung

This paper presents the system developed to address the MISP 2025 Challenge. For the diarization system, we proposed a hybrid approach combining a WavLM end-to-end segmentation method with a traditional multi-module clustering technique to…

Sound · Computer Science 2025-05-29 Shangkun Huang , Yuxuan Du , Jingwen Yang , Dejun Zhang , Xupeng Jia , Jing Deng , Jintao Kang , Rong Zheng

Dominant researches adopt supervised training for speaker extraction, while the scarcity of ideally clean corpus and channel mismatch problem are rarely considered. To this end, we propose speaker-aware mixture of mixtures training (SAMoM),…

Audio and Speech Processing · Electrical Eng. & Systems 2022-04-18 Zifeng Zhao , Rongzhi Gu , Dongchao Yang , Jinchuan Tian , Yuexian Zou

We propose a unified compression framework that uses generative adversarial networks (GAN) to compress image and speech signals. The compressed signal is represented by a latent vector fed into a generator network which is trained to…

Signal Processing · Electrical Eng. & Systems 2019-12-10 Bowen Liu , Ang Cao , Hun-seok Kim

This paper introduces a framework that connects a deep generative pre-trained Transformer language model with a generative adversarial network for semi-supervised text generation. In other words, the proposed model is first pre-trained…

Computation and Language · Computer Science 2025-02-11 Shengquan Wang

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

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

Deep speaker embedding represents the state-of-the-art technique for speaker recognition. A key problem with this approach is that the resulting deep speaker vectors tend to be irregularly distributed. In previous research, we proposed a…

Sound · Computer Science 2020-11-02 Yunqi Cai , Lantian Li , Dong Wang , Andrew Abel

A speaker cluster-based speaker adaptive training (SAT) method under deep neural network-hidden Markov model (DNN-HMM) framework is presented in this paper. During training, speakers that are acoustically adjacent to each other are…

Computation and Language · Computer Science 2016-11-17 Wei Chu , Ruxin Chen

We propose a unified signal compression framework that uses a generative adversarial network (GAN) to compress heterogeneous signals. The compressed signal is represented as a latent vector and fed into a generator network that is trained…

Signal Processing · Electrical Eng. & Systems 2021-09-24 Bowen Liu , Changwoo Lee , Ang Cao , Hun-Seok Kim

This paper proposes a novel online speaker diarization algorithm based on a fully supervised self-attention mechanism (SA-EEND). Online diarization inherently presents a speaker's permutation problem due to the possibility to assign speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2021-03-09 Yawen Xue , Shota Horiguchi , Yusuke Fujita , Shinji Watanabe , Kenji Nagamatsu

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

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

While generative adversarial networks (GANs) have been widely used in research on audio generation, the training of a GAN model is known to be unstable, time consuming, and data inefficient. Among the attempts to ameliorate the training…

Sound · Computer Science 2022-09-07 Yen-Tung Yeh , Bo-Yu Chen , Yi-Hsuan Yang

Speaker recognition deals with recognizing speakers by their speech. Most speaker recognition systems are built upon two stages, the first stage extracts low dimensional correlation embeddings from speech, and the second performs the…

This paper proposes an online target speaker voice activity detection system for speaker diarization tasks, which does not require a priori knowledge from the clustering-based diarization system to obtain the target speaker embeddings.…

Audio and Speech Processing · Electrical Eng. & Systems 2022-07-14 Weiqing Wang , Qingjian Lin , Ming Li

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

In this letter, we present a novel multi-talker minimum variance distortionless response (MVDR) beamforming as the front-end of an automatic speech recognition (ASR) system in a dinner party scenario. The CHiME-5 dataset is selected to…

Audio and Speech Processing · Electrical Eng. & Systems 2019-10-18 Hangting Chen , Pengyuan Zhang , Yonghong Yan
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