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Related papers: Non-Parallel Voice Conversion for ASR Augmentation

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We propose a self-speaker adaptation method for streaming multi-talker automatic speech recognition (ASR) that eliminates the need for explicit speaker queries. Unlike conventional approaches requiring target speaker embeddings or…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-03 Weiqing Wang , Taejin Park , Ivan Medennikov , Jinhan Wang , Kunal Dhawan , He Huang , Nithin Rao Koluguri , Jagadeesh Balam , Boris Ginsburg

End-to-end models are fast replacing the conventional hybrid models in automatic speech recognition. Transformer, a sequence-to-sequence model, based on self-attention popularly used in machine translation tasks, has given promising results…

Audio and Speech Processing · Electrical Eng. & Systems 2021-11-19 Vishwas M. Shetty , Metilda Sagaya Mary N J , S. Umesh

Domain mismatch between training and testing can lead to significant degradation in performance in many machine learning scenarios. Unfortunately, this is not a rare situation for automatic speech recognition deployments in real-world…

Computation and Language · Computer Science 2017-09-25 Wei-Ning Hsu , Yu Zhang , James Glass

The technique of transforming voices in order to hide the real identity of a speaker is called voice disguise, among which automatic voice disguise (AVD) by modifying the spectral and temporal characteristics of voices with miscellaneous…

Audio and Speech Processing · Electrical Eng. & Systems 2020-09-16 Linlin Zheng , Jiakang Li , Meng Sun , Xiongwei Zhang , Thomas Fang Zheng

Voice Conversion (VC) emerged as a significant domain of research in the field of speech synthesis in recent years due to its emerging application in voice-assisting technology, automated movie dubbing, and speech-to-singing conversion to…

Sound · Computer Science 2021-04-27 Sandipan Dhar , Nanda Dulal Jana , Swagatam Das

There is increasingly more evidence that automatic speech recognition (ASR) systems are biased against different speakers and speaker groups, e.g., due to gender, age, or accent. Research on bias in ASR has so far primarily focused on…

Computation and Language · Computer Science 2025-07-09 Tanvina Patel , Wiebke Hutiri , Aaron Yi Ding , Odette Scharenborg

Speaker-attributed automatic speech recognition (SA-ASR) aims to transcribe speech while assigning transcripts to the corresponding speakers accurately. Existing methods often rely on complex modular systems or require extensive fine-tuning…

Computation and Language · Computer Science 2025-01-16 Thai-Binh Nguyen , Alexander Waibel

In this paper, we analyzed how audio-visual speech enhancement can help to perform the ASR task in a cocktail party scenario. Therefore we considered two simple end-to-end LSTM-based models that perform single-channel audio-visual speech…

Audio and Speech Processing · Electrical Eng. & Systems 2019-11-28 Luca Pasa , Giovanni Morrone , Leonardo Badino

The scarcity of speaker-annotated far-field speech presents a significant challenge in developing high-performance far-field speaker verification (SV) systems. While data augmentation using large-scale near-field speech has been a common…

Sound · Computer Science 2025-01-16 Li Zhang , Jiyao Liu , Lei Xie

End-to-end models have achieved significant improvement on automatic speech recognition. One common method to improve performance of these models is expanding the data-space through data augmentation. Meanwhile, human auditory inspired…

Audio and Speech Processing · Electrical Eng. & Systems 2022-04-12 Zehai Tu , Jack Deadman , Ning Ma , Jon Barker

Automatic speech recognition (ASR) is a key area in computational linguistics, focusing on developing technologies that enable computers to convert spoken language into text. This field combines linguistics and machine learning. ASR models,…

Computation and Language · Computer Science 2024-06-27 Anish Saha , A. G. Ramakrishnan

Identity, accent, style, and emotions are essential components of human speech. Voice conversion (VC) techniques process the speech signals of two input speakers and other modalities of auxiliary information such as prompts and emotion…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-09 Xining Song , Zhihua Wei , Rui Wang , Haixiao Hu , Yanxiang Chen , Meng Han

Automatic Speech Recognition (ASR) plays a crucial role in human-machine interaction and serves as an interface for a wide range of applications. Traditionally, ASR performance has been evaluated using Word Error Rate (WER), a metric that…

Audio and Speech Processing · Electrical Eng. & Systems 2025-07-23 Sujith Pulikodan , Sahapthan K , Prasanta Kumar Ghosh , Visruth Sanka , Nihar Desai

Audio-visual automatic speech recognition (AV-ASR) extends speech recognition by introducing the video modality as an additional source of information. In this work, the information contained in the motion of the speaker's mouth is used to…

Computer Vision and Pattern Recognition · Computer Science 2022-11-02 Dmitriy Serdyuk , Otavio Braga , Olivier Siohan

As a foundational technology for intelligent human-computer interaction, voice conversion (VC) seeks to transform speech from any source timbre into any target timbre. Traditional voice conversion methods based on Generative Adversarial…

Sound · Computer Science 2025-06-11 Wenhan Yao , Fen Xiao , Xiarun Chen , Jia Liu , YongQiang He , Weiping Wen

We study training a single acoustic model for multiple languages with the aim of improving automatic speech recognition (ASR) performance on low-resource languages, and over-all simplifying deployment of ASR systems that support diverse…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-09 Vineel Pratap , Anuroop Sriram , Paden Tomasello , Awni Hannun , Vitaliy Liptchinsky , Gabriel Synnaeve , Ronan Collobert

Automatic speaker verification (ASV) systems use a playback detector to filter out playback attacks and ensure verification reliability. Since current playback detection models are almost always trained using genuine and played-back speech,…

Sound · Computer Science 2018-09-14 Fuming Fang , Junichi Yamagishi , Isao Echizen , Md Sahidullah , Tomi Kinnunen

Most of the existing studies on voice conversion (VC) are conducted in acoustically matched conditions between source and target signal. However, the robustness of VC methods in presence of mismatch remains unknown. In this paper, we report…

Sound · Computer Science 2016-12-23 Monisankha Pal , Dipjyoti Paul , Md Sahidullah , Goutam Saha

In this work, we exploit speech enhancement for improving a recurrent neural network transducer (RNN-T) based ASR system. We employ a dense convolutional recurrent network (DCRN) for complex spectral mapping based speech enhancement, and…

Sound · Computer Science 2020-11-10 Ashutosh Pandey , Chunxi Liu , Yun Wang , Yatharth Saraf

A singing voice conversion model converts a song in the voice of an arbitrary source singer to the voice of a target singer. Recently, methods that leverage self-supervised audio representations such as HuBERT and Wav2Vec 2.0 have helped…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-23 Tejas Jayashankar , Jilong Wu , Leda Sari , David Kant , Vimal Manohar , Qing He