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Many existing works on voice conversion (VC) tasks use automatic speech recognition (ASR) models for ensuring linguistic consistency between source and converted samples. However, for the low-data resource domains, training a high-quality…

Sound · Computer Science 2023-05-25 Mayank Kumar Singh , Naoya Takahashi , Onoe Naoyuki

For real-world speech recognition applications, noise robustness is still a challenge. In this work, we adopt the teacher-student (T/S) learning technique using a parallel clean and noisy corpus for improving automatic speech recognition…

Audio and Speech Processing · Electrical Eng. & Systems 2019-03-19 Ladislav Mošner , Minhua Wu , Anirudh Raju , Sree Hari Krishnan Parthasarathi , Kenichi Kumatani , Shiva Sundaram , Roland Maas , Björn Hoffmeister

Joint punctuated and normalized automatic speech recognition (ASR) aims at outputing transcripts with and without punctuation and casing. This task remains challenging due to the lack of paired speech and punctuated text data in most ASR…

Computation and Language · Computer Science 2025-07-22 Can Cui , Imran Ahamad Sheikh , Mostafa Sadeghi , Emmanuel Vincent

This paper presents a method to train end-to-end automatic speech recognition (ASR) models using unpaired data. Although the end-to-end approach can eliminate the need for expert knowledge such as pronunciation dictionaries to build ASR…

Computation and Language · Computer Science 2019-05-24 Takaaki Hori , Ramon Astudillo , Tomoki Hayashi , Yu Zhang , Shinji Watanabe , Jonathan Le Roux

Multi-speaker automatic speech recognition (ASR) aims to transcribe conversational speech involving multiple speakers, requiring the model to capture not only what was said, but also who said it and sometimes when it was spoken. Recent…

Audio and Speech Processing · Electrical Eng. & Systems 2026-04-27 Li Li , Ming Cheng , Weixin Zhu , Yannan Wang , Juan Liu , Ming Li

The use of synthetic speech as data augmentation is gaining increasing popularity in fields such as automatic speech recognition and speech classification tasks. Despite novel text-to-speech systems with voice cloning capabilities, that…

Sound · Computer Science 2024-09-20 Sebastião Quintas , Isabelle Ferrané , Thomas Pellegrini

Recent advancements in deep learning have significantly enhanced multilingual automatic speech recognition (ASR) due to the development of advanced model architectures and available large-scale multilingual datasets. Despite that,…

Computation and Language · Computer Science 2025-06-30 Jiahong Li , Yiwen Shao , Jianheng Zhuo , Chenda Li , Liliang Tang , Dong Yu , Yanmin Qian

This paper presents a novel multistage fine-tuning strategy designed to enhance automatic speech recognition (ASR) performance in low-resource languages using OpenAI's Whisper model. In this approach we aim to build ASR model for languages…

Computation and Language · Computer Science 2024-11-08 Leena G Pillai , Kavya Manohar , Basil K Raju , Elizabeth Sherly

Training deep neural networks for automatic speech recognition (ASR) requires large amounts of transcribed speech. This becomes a bottleneck for training robust models for accented speech which typically contains high variability in…

Audio and Speech Processing · Electrical Eng. & Systems 2021-03-11 Nilaksh Das , Sravan Bodapati , Monica Sunkara , Sundararajan Srinivasan , Duen Horng Chau

Recent publications on automatic-speech-recognition (ASR) have a strong focus on attention encoder-decoder (AED) architectures which tend to suffer from over-fitting in low resource scenarios. One solution to tackle this issue is to…

Computation and Language · Computer Science 2021-07-14 Nick Rossenbach , Mohammad Zeineldeen , Benedikt Hilmes , Ralf Schlüter , Hermann Ney

Compared with automatic speech recognition (ASR), the human auditory system is more adept at handling noise-adverse situations, including environmental noise and channel distortion. To mimic this adeptness, auditory models have been widely…

Computation and Language · Computer Science 2016-09-16 Peng Dai , Xue Teng , Frank Rudzicz , Ing Yann Soon

Detailed assessment of language impairment following stroke remains a cognitively complex and clinician-intensive task, limiting timely and scalable diagnosis. Automatic Speech Recognition (ASR) foundation models offer a promising pathway…

Automatic speech recognition (ASR) has been an essential component of computer assisted language learning (CALL) and computer assisted language testing (CALT) for many years. As this technology continues to develop rapidly, it is important…

Computation and Language · Computer Science 2025-04-01 Michael McGuire

Robust ASR under domain shift is crucial because real-world systems encounter unseen accents and domains with limited labeled data. Although pseudo-labeling offers a practical workaround, it often introduces systematic, accent-specific…

Audio and Speech Processing · Electrical Eng. & Systems 2026-04-21 Yi-Cheng Lin , Yu-Hsuan Li Liang , Hsuan Su , Tzu-Quan Lin , Shang-Tse Chen , Yun-Nung Chen , Hung-yi Lee

This study propose a fully automated system for speech correction and accent reduction. Consider the application scenario that a recorded speech audio contains certain errors, e.g., inappropriate words, mispronunciations, that need to be…

Audio and Speech Processing · Electrical Eng. & Systems 2022-10-17 Daxin Tan , Liqun Deng , Nianzu Zheng , Yu Ting Yeung , Xin Jiang , Xiao Chen , Tan Lee

One common approach for question answering over speech data is to first transcribe speech using automatic speech recognition (ASR) and then employ text-based retrieval-augmented generation (RAG) on the transcriptions. While this cascaded…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-06 Do June Min , Karel Mundnich , Andy Lapastora , Erfan Soltanmohammadi , Srikanth Ronanki , Kyu Han

Large-scale multilingual ASR models like Whisper excel in high-resource settings but face challenges in low-resource scenarios, such as rare languages and code-switching (CS), due to computational costs and catastrophic forgetting. We…

Computation and Language · Computer Science 2025-09-29 Hongli Yang , Yizhou Peng , Hao Huang , Sheng Li

Automatic Speech Recognition (ASR) technology has made significant progress in recent years, providing accurate transcription across various domains. However, some challenges remain, especially in noisy environments and specialized jargon.…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-06 Aviv Shamsian , Aviv Navon , Neta Glazer , Gill Hetz , Joseph Keshet

Despite the growing advancements in Automatic Speech Recognition (ASR) models, the development of robust models for underrepresented languages, such as Nepali, remains a challenge. This research focuses on making an exhaustive and…

Computation and Language · Computer Science 2024-11-20 Sanjay Rijal , Shital Adhikari , Manish Dahal , Manish Awale , Vaghawan Ojha

Lexical ambiguity, a challenging phenomenon in all natural languages, is particularly prevalent for languages with diacritics that tend to be omitted in writing, such as Arabic. Omitting diacritics leads to an increase in the number of…

Computation and Language · Computer Science 2019-12-11 Sawsan Alqahtani , Hanan Aldarmaki , Mona Diab