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Streaming ASR with strict latency constraints is required in many speech recognition applications. In order to achieve the required latency, streaming ASR models sacrifice accuracy compared to non-streaming ASR models due to lack of future…

Computation and Language · Computer Science 2022-03-30 Jay Mahadeokar , Yangyang Shi , Ke Li , Duc Le , Jiedan Zhu , Vikas Chandra , Ozlem Kalinli , Michael L Seltzer

Transformer-based models have achieved state-of-the-art performance on speech translation tasks. However, the model architecture is not efficient enough for streaming scenarios since self-attention is computed over an entire input sequence…

Computation and Language · Computer Science 2020-11-03 Xutai Ma , Yongqiang Wang , Mohammad Javad Dousti , Philipp Koehn , Juan Pino

The goal of voice anonymization is to modify an audio such that the true identity of its speaker is hidden. Research on this task is typically limited to the same English read speech datasets, thus the efficacy of current methods for other…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-03 Sarina Meyer , Ekaterina Kolos , Ngoc Thang Vu

In this work we propose an inference technique, asynchronous revision, to unify streaming and non-streaming speech recognition models. Specifically, we achieve dynamic latency with only one model by using arbitrary right context during…

Audio and Speech Processing · Electrical Eng. & Systems 2020-11-04 Mingkun Huang , Meng Cai , Jun Zhang , Yang Zhang , Yongbin You , Yi He , Zejun Ma

End-to-end transformer-based automatic speech recognition (ASR) systems often capture multiple speech traits in their learned representations that are highly entangled, leading to a lack of interpretability. In this study, we propose the…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-28 Pu Wang , Hugo Van hamme

We propose an algorithm to denoise speakers from a single microphone in the presence of non-stationary and dynamic noise. Our approach is inspired by the recent success of neural network models separating speakers from other speakers and…

Sound · Computer Science 2018-05-01 Jeff Hetherly , Paul Gamble , Maria Barrios , Cory Stephenson , Karl Ni

The packet loss problem seriously affects the quality of service in Voice over IP (VoIP) sceneries. In this paper, we investigated online receiver-based packet loss concealment which is much more portable and applicable. For ensuring the…

Audio and Speech Processing · Electrical Eng. & Systems 2022-03-29 Yao Zhou , Changchun Bao

This study addresses the problem of single-channel Automatic Speech Recognition of a target speaker within an overlap speech scenario. In the proposed method, the hidden representations in the acoustic model are modulated by speaker…

Audio and Speech Processing · Electrical Eng. & Systems 2021-11-02 Midia Yousefi , John H. L. Hanse

Speaker anonymization is an effective privacy protection solution designed to conceal the speaker's identity while preserving the linguistic content and para-linguistic information of the original speech. While most prior studies focus…

Audio and Speech Processing · Electrical Eng. & Systems 2024-07-17 Jixun Yao , Qing Wang , Pengcheng Guo , Ziqian Ning , Yuguang Yang , Yu Pan , Lei Xie

The rapid spread of media content synthesis technology and the potentially damaging impact of audio and video deepfakes on people's lives have raised the need to implement systems able to detect these forgeries automatically. In this work…

Sound · Computer Science 2022-11-01 Luigi Attorresi , Davide Salvi , Clara Borrelli , Paolo Bestagini , Stefano Tubaro

Recently, speech assistant and speech verification have been used in many fields, which brings much benefit and convenience for us. However, when we enjoy these speech applications, our speech may be collected by attackers for speech…

Cryptography and Security · Computer Science 2025-09-03 Yuwen Pu , Zhou Feng , Chunyi Zhou , Jiahao Chen , Chunqiang Hu , Haibo Hu , Shouling Ji

Building a voice conversion system for noisy target speakers, such as users providing noisy samples or Internet found data, is a challenging task since the use of contaminated speech in model training will apparently degrade the conversion…

Sound · Computer Science 2022-07-05 Liumeng Xue , Shan Yang , Na Hu , Dan Su , Lei Xie

We present VoXtream, a fully autoregressive, zero-shot streaming text-to-speech (TTS) system for real-time use that begins speaking from the first word. VoXtream directly maps incoming phonemes to audio tokens using a monotonic alignment…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-27 Nikita Torgashov , Gustav Eje Henter , Gabriel Skantze

In this work, we address the problem of text anonymization where the goal is to prevent adversaries from correctly inferring private attributes of the author, while keeping the text utility, i.e., meaning and semantics. We propose…

Cryptography and Security · Computer Science 2025-02-04 Ahmed Frikha , Nassim Walha , Krishna Kanth Nakka , Ricardo Mendes , Xue Jiang , Xuebing Zhou

End-to-end speaker diarization enables accurate overlap-aware diarization by jointly estimating multiple speakers' speech activities in parallel. This approach is data-hungry, requiring a large amount of labeled conversational data, which…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-02 Shota Horiguchi , Atsushi Ando , Marc Delcroix , Naohiro Tawara

This paper proposes an online target speaker voice activity detection system for speaker diarization tasks, which does not require a priori knowledge from the clustering-based diarization system to obtain the target speaker embeddings. By…

Audio and Speech Processing · Electrical Eng. & Systems 2023-10-16 Weiqing Wang , Ming Li

Our voice encodes a uniquely identifiable pattern which can be used to infer private attributes, such as gender or identity, that an individual might wish not to reveal when using a speech recognition service. To prevent attribute inference…

Sound · Computer Science 2022-07-05 Dimitrios Stoidis , Andrea Cavallaro

Deep learning (DL)-based Semantic Communications (SemCom) is becoming critical to maximize overall efficiency of communication networks. Nevertheless, SemCom is sensitive to wireless channel uncertainties, source outliers, and suffer from…

Machine Learning · Computer Science 2025-02-18 Jianhua Pei , Cheng Feng , Ping Wang , Hina Tabassum , Dongyuan Shi

In this paper, we propose a novel approach for the transcription of speech conversations with natural speaker overlap, from single channel speech recordings. The proposed model is a combination of a speaker diarization system and a hybrid…

Audio and Speech Processing · Electrical Eng. & Systems 2022-08-30 Srikanth Raj Chetupalli , Sriram Ganapathy

Speaker anonymization is an effective privacy protection solution that conceals the speaker's identity while preserving the linguistic content and paralinguistic information of the original speech. To establish a fair benchmark and…

Audio and Speech Processing · Electrical Eng. & Systems 2025-02-05 Jixun Yao , Nikita Kuzmin , Qing Wang , Pengcheng Guo , Ziqian Ning , Dake Guo , Kong Aik Lee , Eng-Siong Chng , Lei Xie