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We present an end-to-end deep network model that performs meeting diarization from single-channel audio recordings. End-to-end diarization models have the advantage of handling speaker overlap and enabling straightforward handling of…

Sound · Computer Science 2021-05-06 Soumi Maiti , Hakan Erdogan , Kevin Wilson , Scott Wisdom , Shinji Watanabe , John R. Hershey

A novel framework for meeting transcription using asynchronous microphones is proposed in this paper. It consists of audio synchronization, speaker diarization, utterance-wise speech enhancement using guided source separation, automatic…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-03 Shota Horiguchi , Yusuke Fujita , Kenji Nagamatsu

As part of the MediSpeech project, we aim to develop a system that transcribes and diarizes Dutch conversations between doctors and patients in real-time. In this research (in-progress) we explore ways of efficiently combining Whisper with…

Audio and Speech Processing · Electrical Eng. & Systems 2026-05-08 Mariia Zamyrova , Henk van den Heuvel

Speaker embedding extractors (EEs), which map input audio to a speaker discriminant latent space, are of paramount importance in speaker diarisation. However, there are several challenges when adopting EEs for diarisation, from which we…

This paper presents a novel evaluation approach to text-based speaker diarization (SD), tackling the limitations of traditional metrics that do not account for any contextual information in text. Two new metrics are proposed, Text-based…

Computation and Language · Computer Science 2023-09-15 Chen Gong , Peilin Wu , Jinho D. Choi

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

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

In this paper, we propose a novel end-to-end neural-network-based speaker diarization method. Unlike most existing methods, our proposed method does not have separate modules for extraction and clustering of speaker representations.…

Audio and Speech Processing · Electrical Eng. & Systems 2019-09-16 Yusuke Fujita , Naoyuki Kanda , Shota Horiguchi , Kenji Nagamatsu , Shinji Watanabe

This paper presents a computationally efficient and distributed speaker diarization framework for networked IoT-style audio devices. The work proposes a Federated Learning model which can identify the participants in a conversation without…

Sound · Computer Science 2024-12-02 Amit Kumar Bhuyan , Hrishikesh Dutta , Subir Biswas

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

In multilingual societies, social conversations often involve code-mixed speech. The current speech technology may not be well equipped to extract information from multi-lingual multi-speaker conversations. The DISPLACE challenge entails a…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-06 Shikha Baghel , Shreyas Ramoji , Sidharth , Ranjana H , Prachi Singh , Somil Jain , Pratik Roy Chowdhuri , Kaustubh Kulkarni , Swapnil Padhi , Deepu Vijayasenan , Sriram Ganapathy

When dealing with overlapped speech, the performance of automatic speech recognition (ASR) systems substantially degrades as they are designed for single-talker speech. To enhance ASR performance in conversational or meeting environments,…

Audio and Speech Processing · Electrical Eng. & Systems 2023-11-16 Hassan Taherian , DeLiang Wang

While there has been substantial amount of work in speaker diarization recently, there are few efforts in jointly employing lexical and acoustic information for speaker segmentation. Towards that, we investigate a speaker diarization system…

Audio and Speech Processing · Electrical Eng. & Systems 2018-05-29 Tae Jin Park , Panayiotis Georgiou

Speaker diarization relies on the assumption that speech segments corresponding to a particular speaker are concentrated in a specific region of the speaker space; a region which represents that speaker's identity. These identities are not…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-09 Nikolaos Flemotomos , Panayiotis Georgiou , Shrikanth Narayanan

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

We introduce DIVE, an end-to-end speaker diarization algorithm. Our neural algorithm presents the diarization task as an iterative process: it repeatedly builds a representation for each speaker before predicting the voice activity of each…

Sound · Computer Science 2021-05-31 Neil Zeghidour , Olivier Teboul , David Grangier

In automatic speech processing systems, speaker diarization is a crucial front-end component to separate segments from different speakers. Inspired by the recent success of deep neural networks (DNNs) in semantic inferencing, triplet…

Audio and Speech Processing · Electrical Eng. & Systems 2018-08-07 Huan Song , Megan Willi , Jayaraman J. Thiagarajan , Visar Berisha , Andreas Spanias

Using a Teacher-Student training approach we developed a speaker embedding extraction system that outputs embeddings at frame rate. Given this high temporal resolution and the fact that the student produces sensible speaker embeddings even…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-02 Tobias Cord-Landwehr , Christoph Boeddeker , Cătălin Zorilă , Rama Doddipatla , Reinhold Haeb-Umbach

This paper investigates the utilization of an end-to-end diarization model as post-processing of conventional clustering-based diarization. Clustering-based diarization methods partition frames into clusters of the number of speakers; thus,…

Audio and Speech Processing · Electrical Eng. & Systems 2020-12-24 Shota Horiguchi , Paola Garcia , Yusuke Fujita , Shinji Watanabe , Kenji Nagamatsu

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