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Pre-trained transformer-based models have significantly advanced automatic speech recognition (ASR), yet they remain sensitive to accent and dialectal variations, resulting in elevated word error rates (WER) in linguistically diverse…

计算与语言 · 计算机科学 2025-10-13 Mohammad Hossein Sameti , Sepehr Harfi Moridani , Ali Zarean , Hossein Sameti

Voice conversion (VC) could be used to improve speech recognition systems in low-resource languages by using it to augment limited training data. However, VC has not been widely used for this purpose because of practical issues such as…

音频与语音处理 · 电气工程与系统科学 2022-06-22 Matthew Baas , Herman Kamper

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…

计算与语言 · 计算机科学 2025-01-16 Thai-Binh Nguyen , Alexander Waibel

Psychoacoustic studies have shown that locally-time reversed (LTR) speech, i.e., signal samples time-reversed within a short segment, can be accurately recognised by human listeners. This study addresses the question of how well a…

音频与语音处理 · 电气工程与系统科学 2021-10-12 Si-Ioi Ng , Tan Lee

Previous work has shown that for low-resource source languages, automatic speech-to-text translation (AST) can be improved by pretraining an end-to-end model on automatic speech recognition (ASR) data from a high-resource language. However,…

计算与语言 · 计算机科学 2020-02-11 Mihaela C. Stoian , Sameer Bansal , Sharon Goldwater

Dysarthria, a motor speech disorder, severely impacts voice quality, pronunciation, and prosody, leading to diminished speech intelligibility and reduced quality of life. Accurate assessment is crucial for effective treatment, but…

声音 · 计算机科学 2024-12-18 Eunjung Yeo

The transcription quality of automatic speech recognition (ASR) systems degrades significantly when transcribing audios coming from unseen domains. We propose an unsupervised error correction method for unsupervised ASR domain adaption,…

声音 · 计算机科学 2022-09-27 Long Mai , Julie Carson-Berndsen

Although neural machine translation (NMT) has achieved impressive progress recently, it is usually trained on the clean parallel data set and hence cannot work well when the input sentence is the production of the automatic speech…

计算与语言 · 计算机科学 2018-11-05 Xiang Li , Haiyang Xue , Wei Chen , Yang Liu , Yang Feng , Qun Liu

The awareness for biased ASR datasets or models has increased notably in recent years. Even for English, despite a vast amount of available training data, systems perform worse for non-native speakers. In this work, we improve an…

计算与语言 · 计算机科学 2023-03-03 Philipp Klumpp , Pooja Chitkara , Leda Sarı , Prashant Serai , Jilong Wu , Irina-Elena Veliche , Rongqing Huang , Qing He

As speech recognition model sizes and training data requirements grow, it is increasingly common for systems to only be available via APIs from online service providers rather than having direct access to models themselves. In this scenario…

音频与语音处理 · 电气工程与系统科学 2023-10-11 Rao Ma , Mengjie Qian , Mark J. F. Gales , Kate M. Knill

It is important to transcribe and archive speech data of endangered languages for preserving heritages of verbal culture and automatic speech recognition (ASR) is a powerful tool to facilitate this process. However, since endangered…

音频与语音处理 · 电气工程与系统科学 2020-08-03 Kohei Matsuura , Masato Mimura , Shinsuke Sakai , Tatsuya Kawahara

The performance of Automatic Speech Recognition (ASR) systems has constantly increased in state-of-the-art development. However, performance tends to decrease considerably in more challenging conditions (e.g., background noise, multiple…

计算与语言 · 计算机科学 2024-05-24 Ronald Cumbal , Birger Moell , Jose Lopes , Olof Engwall

Off-the-shelf pre-trained Automatic Speech Recognition (ASR) systems are an increasingly viable service for companies of any size building speech-based products. While these ASR systems are trained on large amounts of data, domain mismatch…

音频与语音处理 · 电气工程与系统科学 2020-03-18 Anirudh Mani , Shruti Palaskar , Nimshi Venkat Meripo , Sandeep Konam , Florian Metze

Dysarthric speech exhibits high variability and limited labeled data, posing major challenges for both automatic speech recognition (ASR) and assistive speech technologies. Existing approaches rely on synthetic data augmentation or speech…

Automatic Speech Recognition (ASR) systems have been evolving quickly and reaching human parity in certain cases. The systems usually perform pretty well on reading style and clean speech, however, most of the available systems suffer from…

计算与语言 · 计算机科学 2019-10-15 Quang Minh Nguyen , Thai Binh Nguyen , Ngoc Phuong Pham , The Loc Nguyen

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…

音频与语音处理 · 电气工程与系统科学 2019-11-28 Luca Pasa , Giovanni Morrone , Leonardo Badino

Speech-based virtual assistants, such as Amazon Alexa, Google assistant, and Apple Siri, typically convert users' audio signals to text data through automatic speech recognition (ASR) and feed the text to downstream dialog models for…

计算与语言 · 计算机科学 2020-06-11 Longshaokan Wang , Maryam Fazel-Zarandi , Aditya Tiwari , Spyros Matsoukas , Lazaros Polymenakos

In this paper, we present a speaker-independent dysarthric speech recognition system, with a focus on evaluating the recently released Speech Accessibility Project (SAP-1005) dataset, which includes speech data from individuals with…

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…

计算与语言 · 计算机科学 2016-09-16 Peng Dai , Xue Teng , Frank Rudzicz , Ing Yann Soon

Most of the previous approaches to lyrics-to-audio alignment used a pre-developed automatic speech recognition (ASR) system that innately suffered from several difficulties to adapt the speech model to individual singers. A significant…

声音 · 计算机科学 2020-10-29 Sungkyun Chang , Kyogu Lee