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Personalized speech enhancement (PSE) models can improve the audio quality of teleconferencing systems by adapting to the characteristics of a speaker's voice. However, most existing methods require a separate speaker embedding model to…

Sound · Computer Science 2024-06-17 Tanel Pärnamaa , Ando Saabas

Target audio source separation with natural language queries presents a promising paradigm for extracting arbitrary audio events through arbitrary text descriptions. Existing methods mainly face two challenges, the difficulty in jointly…

Sound · Computer Science 2025-12-03 Xinlei Yin , Xiulian Peng , Xue Jiang , Zhiwei Xiong , Yan Lu

Speaker embeddings are promising identity-related features that can enhance the identity assignment performance of a tracking system by leveraging its spatial predictions, i.e, by performing identity reassignment. Common speaker embedding…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-21 Taous Iatariene , Alexandre Guérin , Romain Serizel

In this paper we describe a speaker diarization system that enables localization and identification of all speakers present in a conversation or meeting. We propose a novel systematic approach to tackle several long-standing challenges in…

Sound · Computer Science 2021-07-21 Siqi Zheng , Weilong Huang , Xianliang Wang , Hongbin Suo , Jinwei Feng , Zhijie Yan

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

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

Speaker embeddings are widely used in speaker verification systems and other applications where it is useful to characterise the voice of a speaker with a fixed-length vector. These embeddings tend to be treated as "black box" encodings,…

Sound · Computer Science 2025-10-21 Mark Huckvale

In this work, we continue in our research on i-vector extractor for speaker verification (SV) and we optimize its architecture for fast and effective discriminative training. We were motivated by computational and memory requirements caused…

Audio and Speech Processing · Electrical Eng. & Systems 2019-04-10 Ondrej Novotny , Oldrich Plchot , Ondrej Glembek , Lukas Burget

We address the problem of acoustic source separation in a deep learning framework we call "deep clustering." Rather than directly estimating signals or masking functions, we train a deep network to produce spectrogram embeddings that are…

Neural and Evolutionary Computing · Computer Science 2015-08-19 John R. Hershey , Zhuo Chen , Jonathan Le Roux , Shinji Watanabe

Speaker embedding learning based on Euclidean space has achieved significant progress, but it is still insufficient in modeling hierarchical information within speaker features. Hyperbolic space, with its negative curvature geometric…

Sound · Computer Science 2026-04-29 Zhihua Fang , Liang He

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

Recently, speaker embeddings extracted with deep neural networks became the state-of-the-art method for speaker verification. In this paper we aim to facilitate its implementation on a more generic toolkit than Kaldi, which we anticipate to…

Sound · Computer Science 2018-11-07 Hossein Zeinali , Lukas Burget , Johan Rohdin , Themos Stafylakis , Jan Cernocky

Methods for extracting audio and speech features have been studied since pioneering work on spectrum analysis decades ago. Recent efforts are guided by the ambition to develop general-purpose audio representations. For example, deep neural…

This paper describes a fast speaker search system to retrieve segments of the same voice identity in the large-scale data. A recent study shows that Locality Sensitive Hashing (LSH) enables quick retrieval of a relevant voice in the…

Audio and Speech Processing · Electrical Eng. & Systems 2019-06-19 Suwon Shon , Younggun Lee , Taesu Kim

Closed-Set speaker identification aims to assign a speech utterance to one of a predefined set of enrolled speakers and requires robust modeling of speaker-specific characteristics across multiple temporal scales. While recent deep learning…

Sound · Computer Science 2026-05-11 Yassin Terraf , Youssef Iraqi

We propose DiffSpEx, a generative target speaker extraction method based on score-based generative modelling through stochastic differential equations. DiffSpEx deploys a continuous-time stochastic diffusion process in the complex…

Audio and Speech Processing · Electrical Eng. & Systems 2023-10-10 Theodor Nguyen , Guangzhi Sun , Xianrui Zheng , Chao Zhang , Philip C Woodland

In this paper, a novel architecture for speaker recognition is proposed by cascading speech enhancement and speaker processing. Its aim is to improve speaker recognition performance when speech signals are corrupted by noise. Instead of…

Computation and Language · Computer Science 2020-05-25 Yanpei Shi , Qiang Huang , Thomas Hain

Speaker separation aims to extract multiple voices from a mixed signal. In this paper, we propose two speaker-aware designs to improve the existing speaker separation solutions. The first model is a speaker conditioning network that…

Sound · Computer Science 2022-10-13 Tao Sun , Nidal Abuhajar , Shuyu Gong , Zhewei Wang , Charles D. Smith , Xianhui Wang , Li Xu , Jundong Liu

Speaker recognition is a task of identifying persons from their voices. Recently, deep learning has dramatically revolutionized speaker recognition. However, there is lack of comprehensive reviews on the exciting progress. In this paper, we…

Audio and Speech Processing · Electrical Eng. & Systems 2021-04-06 Zhongxin Bai , Xiao-Lei Zhang

End-to-end speaker diarization for an unknown number of speakers is addressed in this paper. Recently proposed end-to-end speaker diarization outperformed conventional clustering-based speaker diarization, but it has one drawback: it is…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-06 Shota Horiguchi , Yusuke Fujita , Shinji Watanabe , Yawen Xue , Kenji Nagamatsu