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Speech separation refers to extracting each individual speech source in a given mixed signal. Recent advancements in speech separation and ongoing research in this area, have made these approaches as promising techniques for pre-processing…

Machine Learning · Computer Science 2019-12-18 Fahimeh Bahmaninezhad , Shi-Xiong Zhang , Yong Xu , Meng Yu , John H. L. Hansen , Dong Yu

This paper proposes a novel Sequence-to-Sequence Neural Diarization (S2SND) framework to perform online and offline speaker diarization. It is developed from the sequence-to-sequence architecture of our previous target-speaker voice…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-24 Ming Cheng , Yuke Lin , Ming Li

In this paper, we propose a two-step training procedure for source separation via a deep neural network. In the first step we learn a transform (and it's inverse) to a latent space where masking-based separation performance using oracles is…

Machine Learning · Computer Science 2021-05-12 Efthymios Tzinis , Shrikant Venkataramani , Zhepei Wang , Cem Subakan , Paris Smaragdis

Speaker-attributed automatic speech recognition (SA-ASR) in multi-party meeting scenarios is one of the most valuable and challenging ASR task. It was shown that single-channel frame-level diarization with serialized output training…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-03 Mohan Shi , Jie Zhang , Zhihao Du , Fan Yu , Qian Chen , Shiliang Zhang , Li-Rong Dai

Speech separation (SS) has advanced significantly with neural network-based methods, showing improved performance on signal-level metrics. However, these methods often struggle to maintain speech intelligibility in the separated signals,…

Sound · Computer Science 2026-01-28 Tianhua Li , Chenda Li , Wei Wang , Xin Zhou , Xihui Chen , Jianqing Gao , Yanmin Qian

Recent works show that speech separation guided diarization (SSGD) is an increasingly promising direction, mainly thanks to the recent progress in speech separation. It performs diarization by first separating the speakers and then applying…

Audio and Speech Processing · Electrical Eng. & Systems 2024-05-24 Giovanni Morrone , Samuele Cornell , Luca Serafini , Enrico Zovato , Alessio Brutti , Stefano Squartini

Target speech separation is the process of filtering a certain speaker's voice out of speech mixtures according to the additional speaker identity information provided. Recent works have made considerable improvement by processing signals…

Sound · Computer Science 2021-09-28 Qingjian Lin , Lin Yang , Xuyang Wang , Luyuan Xie , Chen Jia , Junjie Wang

In this paper, we introduce a neural network-based method for regional speech separation using a microphone array. This approach leverages novel spatial cues to extract the sound source not only from specified direction but also within…

Sound · Computer Science 2025-08-12 Yiheng Jiang , Haoxu Wang , Yafeng Chen , Gang Qiao , Biao Tian

Target speech separation refers to extracting the target speaker's speech from mixed signals. Despite the recent advances in deep learning based close-talk speech separation, the applications to real-world are still an open issue. Two main…

Sound · Computer Science 2020-01-03 Rongzhi Gu , Yuexian Zou

Deep learning is an emerging technology that is considered one of the most promising directions for reaching higher levels of artificial intelligence. Among the other achievements, building computers that understand speech represents a…

Computation and Language · Computer Science 2017-12-19 Mirco Ravanelli

Speech separation, the task of isolating multiple speech sources from a mixed audio signal, remains challenging in noisy environments. In this paper, we propose a generative correction method to enhance the output of a discriminative…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-12 Helin Wang , Jesus Villalba , Laureano Moro-Velazquez , Jiarui Hai , Thomas Thebaud , Najim Dehak

In this paper, we propose a fully supervised speaker diarization approach, named unbounded interleaved-state recurrent neural networks (UIS-RNN). Given extracted speaker-discriminative embeddings (a.k.a. d-vectors) from input utterances,…

Audio and Speech Processing · Electrical Eng. & Systems 2019-02-20 Aonan Zhang , Quan Wang , Zhenyao Zhu , John Paisley , Chong Wang

Most speech separation methods, trying to separate all channel sources simultaneously, are still far from having enough general- ization capabilities for real scenarios where the number of input sounds is usually uncertain and even dynamic.…

Sound · Computer Science 2021-02-09 Chenxing Li , Jiaming Xu , Nima Mesgarani , Bo Xu

Multichannel convolutive blind speech source separation refers to the problem of separating different speech sources from the observed multichannel mixtures without much a priori information about the mixing system. Multichannel nonnegative…

Sound · Computer Science 2024-01-04 Jianyu Wang , Shanzheng Guan

Dysarthric speech recognition (DSR) enhances the accessibility of smart devices for dysarthric speakers with limited mobility. Previously, DSR research was constrained by the fact that existing datasets typically consisted of isolated…

Sound · Computer Science 2025-07-01 Shiyao Wang , Jiaming Zhou , Shiwan Zhao , Yong Qin

We present a distant automatic speech recognition (DASR) system developed for the CHiME-8 DASR track. It consists of a diarization first pipeline. For diarization, we use end-to-end diarization with vector clustering (EEND-VC) followed by…

We propose multi-microphone complex spectral mapping, a simple way of applying deep learning for time-varying non-linear beamforming, for speaker separation in reverberant conditions. We aim at both speaker separation and dereverberation.…

Sound · Computer Science 2021-05-25 Zhong-Qiu Wang , Peidong Wang , DeLiang Wang

This paper describes a system that generates speaker-annotated transcripts of meetings by using a microphone array and a 360-degree camera. The hallmark of the system is its ability to handle overlapped speech, which has been an unsolved…

We present a multi-channel database of overlapping speech for training, evaluation, and detailed analysis of source separation and extraction algorithms: SMS-WSJ -- Spatialized Multi-Speaker Wall Street Journal. It consists of artificially…

Sound · Computer Science 2019-10-31 Lukas Drude , Jens Heitkaemper , Christoph Boeddeker , Reinhold Haeb-Umbach

We present a new method for separating a mixed audio sequence, in which multiple voices speak simultaneously. The new method employs gated neural networks that are trained to separate the voices at multiple processing steps, while…

Audio and Speech Processing · Electrical Eng. & Systems 2020-09-02 Eliya Nachmani , Yossi Adi , Lior Wolf