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Related papers: AISHELL-2: Transforming Mandarin ASR Research Into…

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In this paper, we propose a novel multi-modal multi-task encoder-decoder pre-training framework (MMSpeech) for Mandarin automatic speech recognition (ASR), which employs both unlabeled speech and text data. The main difficulty in…

Multimedia · Computer Science 2022-12-02 Xiaohuan Zhou , Jiaming Wang , Zeyu Cui , Shiliang Zhang , Zhijie Yan , Jingren Zhou , Chang Zhou

Named Entity Recognition (NER) from speech is among Spoken Language Understanding (SLU) tasks, aiming to extract semantic information from the speech signal. NER from speech is usually made through a two-step pipeline that consists of (1)…

Computation and Language · Computer Science 2022-02-18 Boli Chen , Guangwei Xu , Xiaobin Wang , Pengjun Xie , Meishan Zhang , Fei Huang

In this paper, we present WenetSpeech, a multi-domain Mandarin corpus consisting of 10000+ hours high-quality labeled speech, 2400+ hours weakly labeled speech, and about 10000 hours unlabeled speech, with 22400+ hours in total. We collect…

We propose a self-refining framework that enhances ASR performance with only unlabeled datasets. The process starts with an existing ASR model generating pseudo-labels on unannotated speech, which are then used to train a high-fidelity…

Computation and Language · Computer Science 2025-06-17 Cheng-Kang Chou , Chan-Jan Hsu , Ho-Lam Chung , Liang-Hsuan Tseng , Hsi-Chun Cheng , Yu-Kuan Fu , Kuan Po Huang , Hung-Yi Lee

Incorporating visual modalities to assist Automatic Speech Recognition (ASR) tasks has led to significant improvements. However, existing Audio-Visual Speech Recognition (AVSR) datasets and methods typically rely solely on lip-reading…

Multimedia · Computer Science 2025-04-22 Jinghua Zhao , Yuhang Jia , Shiyao Wang , Jiaming Zhou , Hui Wang , Yong Qin

Despite the rapid progress of end-to-end (E2E) automatic speech recognition (ASR), it has been shown that incorporating external language models (LMs) into the decoding can further improve the recognition performance of E2E ASR systems. To…

Computation and Language · Computer Science 2022-04-13 Jinchuan Tian , Jianwei Yu , Chao Weng , Yuexian Zou , Dong Yu

Automatic speech recognition (ASR) has advanced in high-resource languages, but most of the world's 7,000+ languages remain unsupported, leaving thousands of long-tail languages behind. Expanding ASR coverage has been costly and limited by…

We present FireRedASR, a family of large-scale automatic speech recognition (ASR) models for Mandarin, designed to meet diverse requirements in superior performance and optimal efficiency across various applications. FireRedASR comprises…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-27 Kai-Tuo Xu , Feng-Long Xie , Xu Tang , Yao Hu

Existing Chinese ASR correction methods have not effectively utilized Pinyin information, a unique feature of the Chinese language. In this study, we address this gap by proposing a \textbf{P}inyin \textbf{E}nhanced \textbf{R}ephrasing…

Computation and Language · Computer Science 2025-09-23 Junhong Liang , Bojun Zhang

Code-switching (CS), the alternation between two or more languages within a single conversation, presents significant challenges for automatic speech recognition (ASR) systems. Existing Mandarin-English code-switching datasets often suffer…

Computation and Language · Computer Science 2025-03-13 Jiaming Zhou , Yujie Guo , Shiwan Zhao , Haoqin Sun , Hui Wang , Jiabei He , Aobo Kong , Shiyao Wang , Xi Yang , Yequan Wang , Yonghua Lin , Yong Qin

End-to-end automatic speech recognition (ASR) has achieved promising results. However, most existing end-to-end ASR methods neglect the use of specific language characteristics. For Mandarin Chinese ASR tasks, there exist mutual promotion…

Computation and Language · Computer Science 2022-03-31 Zhao Yang , Dianwen Ng , Xiao Fu , Liping Han , Wei Xi , Rui Wang , Rui Jiang , Jizhong Zhao

Spoken dialogue systems such as Siri and Alexa provide great convenience to people's everyday life. However, current spoken language understanding (SLU) pipelines largely depend on automatic speech recognition (ASR) modules, which require a…

Computation and Language · Computer Science 2021-07-02 Zhiyuan Guo , Yuexin Li , Guo Chen , Xingyu Chen , Akshat Gupta

The development of multi-modal large language models (LLMs) leads to intelligent approaches capable of speech interactions. As one of the most widely spoken languages globally, Mandarin is supported by most models to enhance their…

Computation and Language · Computer Science 2025-11-18 Heyang Liu , Ziyang Cheng , Yuhao Wang , Hongcheng Liu , Yiqi Li , Ronghua Wu , Qunshan Gu , Yanfeng Wang , Yu Wang

This paper describes AssemblyAI's industrial-scale automatic speech recognition (ASR) system, designed to meet the requirements of large-scale, multilingual ASR serving various application needs. Our system leverages a diverse training…

With the development of large text-to-speech (TTS) models and scale-up of the training data, state-of-the-art TTS systems have achieved impressive performance. In this paper, we present WenetSpeech4TTS, a multi-domain Mandarin corpus…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-21 Linhan Ma , Dake Guo , Kun Song , Yuepeng Jiang , Shuai Wang , Liumeng Xue , Weiming Xu , Huan Zhao , Binbin Zhang , Lei Xie

This paper describes the systems developed by SPRING Lab, Indian Institute of Technology Madras, for the ASRU MADASR 2.0 challenge. The systems developed focuses on adapting ASR systems to improve in predicting the language and dialect of…

Computation and Language · Computer Science 2025-11-20 Arjun Gangwar , Kaousheik Jayakumar , S. Umesh

Recently, multilingual artificial intelligence assistants, exemplified by ChatGPT, have gained immense popularity. As a crucial gateway to human-computer interaction, multilingual automatic speech recognition (ASR) has also garnered…

Audio and Speech Processing · Electrical Eng. & Systems 2024-06-27 Song Li , Yongbin You , Xuezhi Wang , Zhengkun Tian , Ke Ding , Guanglu Wan

We introduce the Mandarin-English Language Interview (MELI) Corpus, an open-source resource of 29.8 hours of speech from 51 Mandarin-English bilingual speakers. MELI combines matched sessions in Mandarin and English with two speaking…

Computation and Language · Computer Science 2026-05-18 Suyuan Liu , Molly Babel

This report introduces Dolphin, a large-scale multilingual automatic speech recognition (ASR) model that extends the Whisper architecture to support a wider range of languages. Our approach integrates in-house proprietary and open-source…

Computation and Language · Computer Science 2025-03-27 Yangyang Meng , Jinpeng Li , Guodong Lin , Yu Pu , Guanbo Wang , Hu Du , Zhiming Shao , Yukai Huang , Ke Li , Wei-Qiang Zhang

Recently Convolution-augmented Transformer (Conformer) has shown promising results in Automatic Speech Recognition (ASR), outperforming the previous best published Transformer Transducer. In this work, we believe that the output information…

Computation and Language · Computer Science 2022-12-02 Xiaoming Ren , Huifeng Zhu , Liuwei Wei , Minghui Wu , Jie Hao