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Speaker diarization systems segment a conversation recording based on the speakers' identity. Such systems can misclassify the speaker of a portion of audio due to a variety of factors, such as speech pattern variation, background noise,…

Sound · Computer Science 2024-06-26 Anurag Chowdhury , Abhinav Misra , Mark C. Fuhs , Monika Woszczyna

Speaker diarization, the process of segmenting an audio stream or transcribed speech content into homogenous partitions based on speaker identity, plays a crucial role in the interpretation and analysis of human speech. Most existing…

Machine Learning · Computer Science 2024-08-23 Luyao Cheng , Hui Wang , Siqi Zheng , Yafeng Chen , Rongjie Huang , Qinglin Zhang , Qian Chen , Xihao Li

In recent years, speaker diarization has attracted widespread attention. To achieve better performance, some studies propose to diarize speech in multiple stages. Although these methods might bring additional benefits, most of them are…

Audio and Speech Processing · Electrical Eng. & Systems 2023-09-19 Jiangyu Han , Yuhang Cao , Heng Lu , Yanhua Long

Speaker diarization (SD) is typically used with an automatic speech recognition (ASR) system to ascribe speaker labels to recognized words. The conventional approach reconciles outputs from independently optimized ASR and SD systems, where…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-20 Rohit Paturi , Sundararajan Srinivasan , Xiang Li

Speaker diarization is a task to label audio or video recordings with classes that correspond to speaker identity, or in short, a task to identify "who spoke when". In the early years, speaker diarization algorithms were developed for…

Audio and Speech Processing · Electrical Eng. & Systems 2021-11-29 Tae Jin Park , Naoyuki Kanda , Dimitrios Dimitriadis , Kyu J. Han , Shinji Watanabe , Shrikanth Narayanan

Speaker diarization systems are challenged by a trade-off between the temporal resolution and the fidelity of the speaker representation. By obtaining a superior temporal resolution with an enhanced accuracy, a multi-scale approach is a way…

Audio and Speech Processing · Electrical Eng. & Systems 2022-03-31 Tae Jin Park , Nithin Rao Koluguri , Jagadeesh Balam , Boris Ginsburg

The goal of this paper is to adapt speaker embeddings for solving the problem of speaker diarisation. The quality of speaker embeddings is paramount to the performance of speaker diarisation systems. Despite this, prior works in the field…

Audio and Speech Processing · Electrical Eng. & Systems 2021-04-08 Youngki Kwon , Jee-weon Jung , Hee-Soo Heo , You Jin Kim , Bong-Jin Lee , Joon Son Chung

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

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…

Computation and Language · Computer Science 2019-07-12 Laurent El Shafey , Hagen Soltau , Izhak Shafran

DER is the primary metric to evaluate diarization performance while facing a dilemma: the errors in short utterances or segments tend to be overwhelmed by longer ones. Short segments, e.g., `yes' or `no,' still have semantic information.…

Sound · Computer Science 2022-11-09 Tao Liu , Kai Yu

Overlapping speech diarization has been traditionally treated as a multi-label classification problem. In this paper, we reformulate this task as a single-label prediction problem by encoding multiple binary labels into a single label with…

Sound · Computer Science 2022-04-01 Zhihao Du , Shiliang Zhang , Siqi Zheng , Zhijie Yan

Speaker diarization systems often struggle with high intrinsic intra-speaker variability, such as shifts in emotion, health, or content. This can cause segments from the same speaker to be misclassified as different individuals, for…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-19 Miseul Kim , Soo Jin Park , Kyungguen Byun , Hyeon-Kyeong Shin , Sunkuk Moon , Shuhua Zhang , Erik Visser

End-to-end neural speaker diarization systems are able to address the speaker diarization task while effectively handling speech overlap. This work explores the incorporation of speaker information embeddings into the end-to-end systems to…

Sound · Computer Science 2024-07-02 Juan Ignacio Alvarez-Trejos , Beltrán Labrador , Alicia Lozano-Diez

Speaker Diarization is the problem of separating speakers in an audio. There could be any number of speakers and final result should state when speaker starts and ends. In this project, we analyze given audio file with 2 channels and 2…

Audio and Speech Processing · Electrical Eng. & Systems 2020-06-11 Vishal Sharma , Zekun Zhang , Zachary Neubert , Curtis Dyreson

This work presents a novel approach for speaker diarization to leverage lexical information provided by automatic speech recognition. We propose a speaker diarization system that can incorporate word-level speaker turn probabilities with…

Audio and Speech Processing · Electrical Eng. & Systems 2020-04-16 Tae Jin Park , Kyu J. Han , Jing Huang , Xiaodong He , Bowen Zhou , Panayiotis Georgiou , Shrikanth Narayanan

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

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

Neural speaker diarization is widely used for overlap-aware speaker diarization, but it requires large multi-speaker datasets for training. To meet this data requirement, large datasets are often constructed by combining multiple corpora,…

Audio and Speech Processing · Electrical Eng. & Systems 2025-08-26 Shota Horiguchi , Naohiro Tawara , Takanori Ashihara , Atsushi Ando , Marc Delcroix

Speaker diarisation systems nowadays use embeddings generated from speech segments in a bottleneck layer, which are needed to be discriminative for unseen speakers. It is well-known that large-margin training can improve the generalisation…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-07 Yassir Fathullah , Chao Zhang , Philip C. Woodland

Traditional speech separation and speaker diarization approaches rely on prior knowledge of target speakers or a predetermined number of participants in audio signals. To address these limitations, recent advances focus on developing…

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