Multi-Channel Sequence-to-Sequence Neural Diarization: Experimental Results for The MISP 2025 Challenge

Fuente: arXiv
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Autores principales: Cheng, Ming, Su, Fei, Li, Cancan, Liu, Juan, Li, Ming
Formato: Preprint
Publicado: 2025
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author Cheng, Ming
Su, Fei
Li, Cancan
Liu, Juan
Li, Ming
author_facet Cheng, Ming
Su, Fei
Li, Cancan
Liu, Juan
Li, Ming
contents This paper describes the speaker diarization system developed for the Multimodal Information-Based Speech Processing (MISP) 2025 Challenge. First, we utilize the Sequence-to-Sequence Neural Diarization (S2SND) framework to generate initial predictions using single-channel audio. Then, we extend the original S2SND framework to create a new version, Multi-Channel Sequence-to-Sequence Neural Diarization (MC-S2SND), which refines the initial results using multi-channel audio. The final system achieves a diarization error rate (DER) of 8.09% on the evaluation set of the competition database, ranking first place in the speaker diarization task of the MISP 2025 Challenge.
format Preprint
id arxiv_https___arxiv_org_abs_2505_16387
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Multi-Channel Sequence-to-Sequence Neural Diarization: Experimental Results for The MISP 2025 Challenge
Cheng, Ming
Su, Fei
Li, Cancan
Liu, Juan
Li, Ming
Audio and Speech Processing
This paper describes the speaker diarization system developed for the Multimodal Information-Based Speech Processing (MISP) 2025 Challenge. First, we utilize the Sequence-to-Sequence Neural Diarization (S2SND) framework to generate initial predictions using single-channel audio. Then, we extend the original S2SND framework to create a new version, Multi-Channel Sequence-to-Sequence Neural Diarization (MC-S2SND), which refines the initial results using multi-channel audio. The final system achieves a diarization error rate (DER) of 8.09% on the evaluation set of the competition database, ranking first place in the speaker diarization task of the MISP 2025 Challenge.
title Multi-Channel Sequence-to-Sequence Neural Diarization: Experimental Results for The MISP 2025 Challenge
topic Audio and Speech Processing
url https://arxiv.org/abs/2505.16387