English
Related papers

Related papers: Enhancements for Audio-only Diarization Systems

200 papers

Speaker diarization is the task of partitioning audio into segments according to speaker identity, answering the question of "who spoke when" in multi-speaker conversation recordings. While diarization is an essential task for many…

Sound · Computer Science 2025-10-01 Luca A. Lanzendörfer , Florian Grötschla , Cesare Blaser , Roger Wattenhofer

In this paper, we present a conditional multitask learning method for end-to-end neural speaker diarization (EEND). The EEND system has shown promising performance compared with traditional clustering-based methods, especially in the case…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-09 Yuki Takashima , Yusuke Fujita , Shinji Watanabe , Shota Horiguchi , Paola García , Kenji Nagamatsu

End-to-end neural diarization (EEND) models offer significant improvements over traditional embedding-based Speaker Diarization (SD) approaches but falls short on generalizing to long-form audio with large number of speakers.…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-28 Xiang Li , Vivek Govindan , Rohit Paturi , Sundararajan Srinivasan

Speaker extraction and diarization are two enabling techniques for real-world speech applications. Speaker extraction aims to extract a target speaker's voice from a speech mixture, while speaker diarization demarcates speech segments by…

Sound · Computer Science 2025-01-17 Junyi Ao , Mehmet Sinan Yıldırım , Ruijie Tao , Meng Ge , Shuai Wang , Yanmin Qian , Haizhou Li

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

Multi-speaker automatic speech recognition (ASR) aims to transcribe conversational speech involving multiple speakers, requiring the model to capture not only what was said, but also who said it and sometimes when it was spoken. Recent…

Audio and Speech Processing · Electrical Eng. & Systems 2026-04-27 Li Li , Ming Cheng , Weixin Zhu , Yannan Wang , Juan Liu , Ming Li

Deep neural network-based systems have significantly improved the performance of speaker diarization tasks. However, end-to-end neural diarization (EEND) systems often struggle to generalize to scenarios with an unseen number of speakers,…

Sound · Computer Science 2023-09-14 Zhengyang Chen , Bing Han , Shuai Wang , Yanmin Qian

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

Recently, the speaker clustering model based on aggregation hierarchy cluster (AHC) is a common method to solve two main problems: no preset category number clustering and fix category number clustering. In general, model takes features…

Audio and Speech Processing · Electrical Eng. & Systems 2020-03-05 Chen Feng , Jianzong Wang , Tongxu Li , Junqing Peng , Jing Xiao

We propose a new speaker diarization system based on a recently introduced unsupervised clustering technique namely, generative adversarial network mixture model (GANMM). The proposed system uses x-vectors as front-end representation.…

Audio and Speech Processing · Electrical Eng. & Systems 2019-10-28 Monisankha Pal , Manoj Kumar , Raghuveer Peri , Shrikanth Narayanan

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

Speaker Diarization (SD) aims at grouping speech segments that belong to the same speaker. This task is required in many speech-processing applications, such as rich meeting transcription. In this context, distant microphone arrays usually…

Sound · Computer Science 2024-06-06 Theo Mariotte , Anthony Larcher , Silvio Montresor , Jean-Hugh Thomas

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

Identifying the identity of the speaker of short segments in human dialogue has been considered one of the most challenging problems in speech signal processing. Speaker representations of short speech segments tend to be unreliable,…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-23 Tae Jin Park , Manoj Kumar , Shrikanth Narayanan

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

With the advent of deep learning, research on noise-robust automatic speech recognition (ASR) has progressed rapidly. However, ASR performance in noisy conditions of single-channel systems remains unsatisfactory. Indeed, most single-channel…

Audio and Speech Processing · Electrical Eng. & Systems 2020-03-10 Keisuke Kinoshita , Tsubasa Ochiai , Marc Delcroix , Tomohiro Nakatani

This paper presents a streaming extension for the Sortformer speaker diarization framework, whose key property is the arrival-time ordering of output speakers. The proposed approach employs an Arrival-Order Speaker Cache (AOSC) to store…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-25 Ivan Medennikov , Taejin Park , Weiqing Wang , He Huang , Kunal Dhawan , Jinhan Wang , Jagadeesh Balam , Boris Ginsburg

This paper describes our speaker diarization system submitted to the Multi-channel Multi-party Meeting Transcription (M2MeT) challenge, where Mandarin meeting data were recorded in multi-channel format for diarization and automatic speech…

Audio and Speech Processing · Electrical Eng. & Systems 2022-02-07 Naijun Zheng , Na Li , Xixin Wu , Lingwei Meng , Jiawen Kang , Haibin Wu , Chao Weng , Dan Su , Helen Meng

This paper investigates the use of target-speaker automatic speech recognition (TS-ASR) for simultaneous speech recognition and speaker diarization of single-channel dialogue recordings. TS-ASR is a technique to automatically extract and…

Computation and Language · Computer Science 2019-09-19 Naoyuki Kanda , Shota Horiguchi , Yusuke Fujita , Yawen Xue , Kenji Nagamatsu , Shinji Watanabe

Speaker diarization of audio streams turns out to be particularly challenging when applied to fictional films, where many characters talk in various acoustic conditions (background music, sound effects, variations in intonation...). Despite…

Multimedia · Computer Science 2018-12-19 Xavier Bost , Georges Linares