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Overlapping speech diarization is always treated as a multi-label classification problem. In this paper, we reformulate this task as a single-label prediction problem by encoding the multi-speaker labels with power set. Specifically, we…

Sound · Computer Science 2021-11-30 Zhihao Du , Shiliang Zhang , Siqi Zheng , Weilong Huang , Ming Lei

This study investigates robust speaker localization for con-tinuous speech separation and speaker diarization, where we use speaker directions to group non-contiguous segments of the same speaker. Assuming that speakers do not move and are…

Sound · Computer Science 2021-07-15 Zhong-Qiu Wang , DeLiang Wang

Modern speaker recognition systems represent utterances by embedding vectors. Conventional embedding vectors are dense and non-structural. In this paper, we propose an ordered binary embedding approach that sorts the dimensions of the…

Sound · Computer Science 2023-05-26 Jiaying Wang , Xianglong Wang , Namin Wang , Lantian Li , Dong Wang

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

Our focus lies in developing an online speaker diarisation framework which demonstrates robust performance across diverse domains. In online speaker diarisation, outputs generated in real-time are irreversible, and a few misjudgements in…

Audio and Speech Processing · Electrical Eng. & Systems 2022-11-10 Youngki Kwon , Hee-Soo Heo , Bong-Jin Lee , You Jin Kim , Jee-weon Jung

For online speaker diarization, samples arrive incrementally, and the overall distribution of the samples is invisible. Moreover, in most existing clustering-based methods, the training objective of the embedding extractor is not designed…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-29 Yifan Chen , Yifan Guo , Qingxuan Li , Gaofeng Cheng , Pengyuan Zhang , Yonghong Yan

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…

The state-of-the-art speaker diarization systems use agglomerative hierarchical clustering (AHC) which performs the clustering of previously learned neural embeddings. While the clustering approach attempts to identify speaker clusters, the…

Audio and Speech Processing · Electrical Eng. & Systems 2021-04-07 Prachi Singh , Sriram Ganapathy

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

This paper introduces an online speaker diarization system that can handle long-time audio with low latency. We enable Agglomerative Hierarchy Clustering (AHC) to work in an online fashion by introducing a label matching algorithm. This…

Audio and Speech Processing · Electrical Eng. & Systems 2022-06-27 Yucong Zhang , Qinjian Lin , Weiqing Wang , Lin Yang , Xuyang Wang , Junjie Wang , Ming Li

In multi-speaker applications is common to have pre-computed models from enrolled speakers. Using these models to identify the instances in which these speakers intervene in a recording is the task of speaker tracking. In this paper, we…

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

This paper introduces a novel approach to speaker-attributed ASR transcription using a neural clustering method. With a parallel processing mechanism, diarisation and ASR can be applied simultaneously, helping to prevent the accumulation of…

Audio and Speech Processing · Electrical Eng. & Systems 2024-09-04 Xianrui Zheng , Guangzhi Sun , Chao Zhang , Philip C. Woodland

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

Automatic speaker diarization techniques typically involve a two-stage processing approach where audio segments of fixed duration are converted to vector representations in the first stage. This is followed by an unsupervised clustering of…

Audio and Speech Processing · Electrical Eng. & Systems 2021-06-15 Prachi Singh , Sriram Ganapathy

Speakers may move around while diarisation is being performed. When a microphone array is used, the instantaneous locations of where the sounds originated from can be estimated, and previous investigations have shown that such information…

Sound · Computer Science 2021-09-24 Jeremy H. M. Wong , Yifan Gong

In this paper two different approaches to enhance the performance of the most challenging component of a Speaker Diarization system are presented, i.e. the speaker clustering part. A processing step is proposed enhancing the input features…

Audio and Speech Processing · Electrical Eng. & Systems 2019-09-04 Dimitrios Dimitriadis

Speaker identification typically involves three stages. First, a front-end speaker embedding model is trained to embed utterance and speaker profiles. Second, a scoring function is applied between a runtime utterance and each speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2022-02-22 Zhenning Tan , Yuguang Yang , Eunjung Han , Andreas Stolcke

Speaker modeling is essential for many related tasks, such as speaker recognition and speaker diarization. The dominant modeling approach is fixed-dimensional vector representation, i.e., speaker embedding. This paper introduces a research…

Most recent speaker verification systems are based on extracting speaker embeddings using a deep neural network. The pooling layer in the network aims to aggregate frame-level features extracted by the backbone. In this paper, we propose a…

Audio and Speech Processing · Electrical Eng. & Systems 2021-10-12 Yufeng Ma , Yiwei Ding , Miao Zhao , Yu Zheng , Min Liu , Minqiang Xu