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Recent diarization technologies can be categorized into two approaches, i.e., clustering and end-to-end neural approaches, which have different pros and cons. The clustering-based approaches assign speaker labels to speech regions by…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-08 Keisuke Kinoshita , Marc Delcroix , Naohiro Tawara

This paper proposes a method for extracting speaker embedding for each speaker from a variable-length recording containing multiple speakers. Speaker embeddings are crucial not only for speaker recognition but also for various multi-speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-02 Shota Horiguchi , Atsushi Ando , Takafumi Moriya , Takanori Ashihara , Hiroshi Sato , Naohiro Tawara , Marc Delcroix

We propose a novel approach to enable the use of large, single-speaker ASR models, such as Whisper, for target speaker ASR. The key claim of this method is that it is much easier to model relative differences among speakers by learning to…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-17 Alexander Polok , Dominik Klement , Matthew Wiesner , Sanjeev Khudanpur , Jan Černocký , Lukáš Burget

Speaker diarization is a fundamental task in speech processing that involves dividing an audio stream by speaker. Although state-of-the-art models have advanced performance in high-resource languages, low-resource languages such as Kurdish…

Speaker diarization, usually denoted as the ''who spoke when'' task, turns out to be particularly challenging when applied to fictional films, where many characters talk in various acoustic conditions (background music, sound effects...).…

Multimedia · Computer Science 2019-04-22 Xavier Bost , Georges Linares

Most state-of-the-art Deep Learning (DL) approaches for speaker recognition work on a short utterance level. Given the speech signal, these algorithms extract a sequence of speaker embeddings from short segments and those are averaged to…

Sound · Computer Science 2019-07-03 Miquel India , Pooyan Safari , Javier Hernando

Diarization is a crucial component in meeting transcription systems to ease the challenges of speech enhancement and attribute the transcriptions to the correct speaker. Particularly in the presence of overlapping or noisy speech, these…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-06 Christoph Boeddeker , Tobias Cord-Landwehr , Reinhold Haeb-Umbach

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

This paper defines Spoof Diarization as a novel task in the Partial Spoof (PS) scenario. It aims to determine what spoofed when, which includes not only locating spoof regions but also clustering them according to different spoofing…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-13 Lin Zhang , Xin Wang , Erica Cooper , Mireia Diez , Federico Landini , Nicholas Evans , Junichi Yamagishi

In this paper, we present a novel speaker diarization system for streaming on-device applications. In this system, we use a transformer transducer to detect the speaker turns, represent each speaker turn by a speaker embedding, then cluster…

Audio and Speech Processing · Electrical Eng. & Systems 2022-01-26 Wei Xia , Han Lu , Quan Wang , Anshuman Tripathi , Yiling Huang , Ignacio Lopez Moreno , Hasim Sak

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

We consider the problem of speaker diarization, the problem of segmenting an audio recording of a meeting into temporal segments corresponding to individual speakers. The problem is rendered particularly difficult by the fact that we are…

Methodology · Statistics 2015-03-13 Emily B. Fox , Erik B. Sudderth , Michael I. Jordan , Alan S. Willsky

In medical image analysis, multi-organ semi-supervised segmentation faces challenges such as insufficient labels and low contrast in soft tissues. To address these issues, existing studies typically employ semi-supervised segmentation…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Feilong Tang , Zhongxing Xu , Ming Hu , Wenxue Li , Peng Xia , Yiheng Zhong , Hanjun Wu , Jionglong Su , Zongyuan Ge

Speaker diarization consists of assigning speech signals to people engaged in a dialogue. An audio-visual spatiotemporal diarization model is proposed. The model is well suited for challenging scenarios that consist of several participants…

Computer Vision and Pattern Recognition · Computer Science 2018-10-15 Israel D. Gebru , Silèye Ba , Xiaofei Li , Radu Horaud

This paper proposes a serialized multi-layer multi-head attention for neural speaker embedding in text-independent speaker verification. In prior works, frame-level features from one layer are aggregated to form an utterance-level…

Sound · Computer Science 2021-07-15 Hongning Zhu , Kong Aik Lee , Haizhou Li

Speaker representation learning is crucial for voice recognition systems, with recent advances in self-supervised approaches reducing dependency on labeled data. Current two-stage iterative frameworks, while effective, suffer from…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-03 Danwei Cai , Zexin Cai , Ze Li , Ming Li

Deep clustering is a deep neural network-based speech separation algorithm that first trains the mixed component of signals with high-dimensional embeddings, and then uses a clustering algorithm to separate each mixture of sources. In this…

Audio and Speech Processing · Electrical Eng. & Systems 2019-01-16 Soyeon Choe , Soo-Whan Chung , Youna Ji , Hong-Goo Kang

Speech Segmentation is the process change point detection for partitioning an input audio stream into regions each of which corresponds to only one audio source or one speaker. One application of this system is in Speaker Diarization…

Artificial Intelligence · Computer Science 2012-05-09 Behrouz Abdolali , Hossein Sameti

Separating different speaker properties from a multi-speaker environment is challenging. Instead of separating a two-speaker signal in signal space like speech source separation, a speaker embedding de-mixing approach is proposed. The…

Sound · Computer Science 2021-02-08 Yanpei Shi , Thomas Hain

We propose to address online speaker diarization as a combination of incremental clustering and local diarization applied to a rolling buffer updated every 500ms. Every single step of the proposed pipeline is designed to take full advantage…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-15 Juan M. Coria , Hervé Bredin , Sahar Ghannay , Sophie Rosset