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Related papers: Speaker Embedding-aware Neural Diarization: an Eff…

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This study examines domain effects in speaker diarization for African-accented English. We evaluate multiple production and open systems on general and clinical dialogues under a strict DER protocol that scores overlap. A consistent domain…

Computation and Language · Computer Science 2025-09-29 Chibuzor Okocha , Kelechi Ezema , Christan Grant

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

This paper presents a unified multi-speaker encoder (UME), a novel architecture that jointly learns representations for speaker diarization (SD), speech separation (SS), and multi-speaker automatic speech recognition (ASR) tasks using a…

Audio and Speech Processing · Electrical Eng. & Systems 2026-05-14 Muhammad Shakeel , Yui Sudo , Yifan Peng , Chyi-Jiunn Lin , Shinji Watanabe

We present a novel online end-to-end neural diarization system, BW-EDA-EEND, that processes data incrementally for a variable number of speakers. The system is based on the Encoder-Decoder-Attractor (EDA) architecture of Horiguchi et al.,…

Sound · Computer Science 2022-02-22 Eunjung Han , Chul Lee , Andreas Stolcke

Speaker embeddings carry valuable emotion-related information, which makes them a promising resource for enhancing speech emotion recognition (SER), especially with limited labeled data. Traditionally, it has been assumed that emotion…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-03 Ismail Rasim Ulgen , Zongyang Du , Carlos Busso , Berrak Sisman

End-to-end neural diarization models have usually relied on a multilabel-classification formulation of the speaker diarization problem. Recently, we proposed a powerset multiclass formulation that has beaten the state-of-the-art on multiple…

Sound · Computer Science 2024-09-25 Alexis Plaquet , Hervé Bredin

We propose a modular pipeline for the single-channel separation, recognition, and diarization of meeting-style recordings and evaluate it on the Libri-CSS dataset. Using a Continuous Speech Separation (CSS) system with a TF-GridNet…

Audio and Speech Processing · Electrical Eng. & Systems 2024-05-07 Thilo von Neumann , Christoph Boeddeker , Tobias Cord-Landwehr , Marc Delcroix , Reinhold Haeb-Umbach

This paper proposes a guided speaker embedding extraction system, which extracts speaker embeddings of the target speaker using speech activities of target and interference speakers as clues. Several methods for long-form overlapped…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-03 Shota Horiguchi , Takafumi Moriya , Atsushi Ando , Takanori Ashihara , Hiroshi Sato , Naohiro Tawara , Marc Delcroix

Multi-speaker speech recognition of unsegmented recordings has diverse applications such as meeting transcription and automatic subtitle generation. With technical advances in systems dealing with speech separation, speaker diarization, and…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-05 Desh Raj , Pavel Denisov , Zhuo Chen , Hakan Erdogan , Zili Huang , Maokui He , Shinji Watanabe , Jun Du , Takuya Yoshioka , Yi Luo , Naoyuki Kanda , Jinyu Li , Scott Wisdom , John R. Hershey

Speaker modeling is essential for many related tasks, such as speaker recognition and speaker diarization. The dominant modeling approach is fixed-dimensional vector representation, i.e., speaker embedding. This paper introduces a research…

Sortformer is an encoder-based speaker diarization model designed for supervising speaker tagging in speech-to-text models. Instead of relying solely on permutation invariant loss (PIL), Sortformer introduces Sort Loss to resolve the…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-22 Taejin Park , Ivan Medennikov , Kunal Dhawan , Weiqing Wang , He Huang , Nithin Rao Koluguri , Krishna C. Puvvada , Jagadeesh Balam , Boris Ginsburg

We propose a modified teacher-student training for the extraction of frame-wise speaker embeddings that allows for an effective diarization of meeting scenarios containing partially overlapping speech. To this end, a geodesic distance loss…

Audio and Speech Processing · Electrical Eng. & Systems 2024-01-09 Tobias Cord-Landwehr , Christoph Boeddeker , Cătălin Zorilă , Rama Doddipatla , Reinhold Haeb-Umbach

Speaker tracking methods often rely on spatial observations to assign coherent track identities over time. This raises limits in scenarios with intermittent and moving speakers, i.e., speakers that may change position when they are…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-26 Taous Iatariene , Can Cui , Alexandre Guérin , Romain Serizel

Speech applications dealing with conversations require not only recognizing the spoken words but also determining who spoke when. The task of assigning words to speakers is typically addressed by merging the outputs of two separate systems,…

Computation and Language · Computer Science 2024-09-04 Grigor Kirakosyan , Davit Karamyan

In hours-long meeting scenarios, real-time speech stream often struggles with achieving accurate speaker diarization, commonly leading to speaker identification and speaker count errors. To address this challenge, we propose SCDiar, a…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-29 Naijun Zheng , Xucheng Wan , Kai Liu , Zhou Huan

This paper proposes a novel Attention-based Encoder-Decoder network for End-to-End Neural speaker Diarization (AED-EEND). In AED-EEND system, we incorporate the target speaker enrollment information used in target speaker voice activity…

Sound · Computer Science 2023-08-16 Zhengyang Chen , Bing Han , Shuai Wang , Yanmin Qian

The objective of this work is effective speaker diarisation using multi-scale speaker embeddings. Typically, there is a trade-off between the ability to recognise short speaker segments and the discriminative power of the embedding,…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-11 Youngki Kwon , Hee-Soo Heo , Jee-weon Jung , You Jin Kim , Bong-Jin Lee , Joon Son Chung

Self-supervised models such as WavLM have demonstrated strong performance for neural speaker diarization. However, these models are typically pre-trained on single-channel recordings, limiting their effectiveness in multi-channel scenarios.…

Audio and Speech Processing · Electrical Eng. & Systems 2025-10-17 Jiangyu Han , Ruoyu Wang , Yoshiki Masuyama , Marc Delcroix , Johan Rohdin , Jun Du , 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

We propose an architecture to jointly learn word and label embeddings for slot filling in spoken language understanding. The proposed approach encodes labels using a combination of word embeddings and straightforward word-label association…

Computation and Language · Computer Science 2019-10-17 Jiewen Wu , Luis Fernando D'Haro , Nancy F. Chen , Pavitra Krishnaswamy , Rafael E. Banchs