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Related papers: Unsupervised ASR via Cross-Lingual Pseudo-Labeling

200 papers

Self-training (ST), or pseudo-labeling has sparked significant interest in the automatic speech recognition (ASR) community recently because of its success in harnessing unlabeled data. Unlike prior semi-supervised learning approaches that…

Machine Learning · Computer Science 2023-04-11 Dan Berrebbi , Ronan Collobert , Samy Bengio , Navdeep Jaitly , Tatiana Likhomanenko

Automatic speech recognition (ASR) systems often degrade on accented speech because acoustic-phonetic and prosodic shifts induce a mismatch to training data, making labeled accent adaptation costly. However, common pseudo-label selection…

Computation and Language · Computer Science 2026-02-17 Ligong Lei , Wenwen Lu , Xudong Pang , Zaokere Kadeer , Aishan Wumaier

Dual learning is a paradigm for semi-supervised machine learning that seeks to leverage unsupervised data by solving two opposite tasks at once. In this scheme, each model is used to generate pseudo-labels for unlabeled examples that are…

Computation and Language · Computer Science 2023-01-12 Cal Peyser , Ronny Huang , Tara Sainath , Rohit Prabhavalkar , Michael Picheny , Kyunghyun Cho

Recent studies have shown that the benefits provided by self-supervised pre-training and self-training (pseudo-labeling) are complementary. Semi-supervised fine-tuning strategies under the pre-training framework, however, remain…

Sound · Computer Science 2022-06-28 Bowen Zhang , Songjun Cao , Xiaoming Zhang , Yike Zhang , Long Ma , Takahiro Shinozaki

This paper proposes a powerful Visual Speech Recognition (VSR) method for multiple languages, especially for low-resource languages that have a limited number of labeled data. Different from previous methods that tried to improve the VSR…

Computer Vision and Pattern Recognition · Computer Science 2024-01-15 Jeong Hun Yeo , Minsu Kim , Shinji Watanabe , Yong Man Ro

In this paper, we explore the use of pre-trained language models to learn sentiment information of written texts for speech sentiment analysis. First, we investigate how useful a pre-trained language model would be in a 2-step pipeline…

Computation and Language · Computer Science 2021-06-15 Suwon Shon , Pablo Brusco , Jing Pan , Kyu J. Han , Shinji Watanabe

We investigate continued pretraining (CPT) for adapting wav2vec2-bert-2.0 to Swahili automatic speech recognition (ASR). Our approach combines unlabeled audio with limited labeled data through pseudo-labeled CPT followed by supervised…

Sound · Computer Science 2026-03-13 Hillary Mutisya , John Mugane

Despite recent availability of large transcribed Kinyarwanda speech data, achieving robust speech recognition for Kinyarwanda is still challenging. In this work, we show that using self-supervised pre-training, following a simple curriculum…

Audio and Speech Processing · Electrical Eng. & Systems 2024-03-05 Antoine Nzeyimana

Labeled audio data is insufficient to build satisfying speech recognition systems for most of the languages in the world. There have been some zero-resource methods trying to perform phoneme or word-level speech recognition without labeled…

Computation and Language · Computer Science 2025-01-14 Haoyu Wang , Wei-Qiang Zhang , Hongbin Suo , Yulong Wan

The lack of labeled data is a common challenge in speech classification tasks, particularly those requiring extensive subjective assessment, such as cognitive state classification. In this work, we propose a Semi-Supervised Learning (SSL)…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-01 Yuanchao Li , Zixing Zhang , Jing Han , Peter Bell , Catherine Lai

Unsupervised speech recognition has shown great potential to make Automatic Speech Recognition (ASR) systems accessible to every language. However, existing methods still heavily rely on hand-crafted pre-processing. Similar to the trend of…

Computation and Language · Computer Science 2022-06-16 Alexander H. Liu , Wei-Ning Hsu , Michael Auli , Alexei Baevski

Self-training has been shown to be helpful in addressing data scarcity for many domains, including vision, speech, and language. Specifically, self-training, or pseudo-labeling, labels unsupervised data and adds that to the training pool.…

Computation and Language · Computer Science 2022-12-21 Mozhdeh Gheini , Tatiana Likhomanenko , Matthias Sperber , Hendra Setiawan

Recently, there has been a vast interest in self-supervised learning (SSL) where the model is pre-trained on large scale unlabeled data and then fine-tuned on a small labeled dataset. The common wisdom is that SSL helps resource-limited…

Audio and Speech Processing · Electrical Eng. & Systems 2021-07-13 Chengyi Wang , Yu Wu , Shujie Liu , Jinyu Li , Yao Qian , Kenichi Kumatani , Furu Wei

The cross-domain performance of automatic speech recognition (ASR) could be severely hampered due to the mismatch between training and testing distributions. Since the target domain usually lacks labeled data, and domain shifts exist at…

Audio and Speech Processing · Electrical Eng. & Systems 2023-08-01 Han Zhu , Gaofeng Cheng , Jindong Wang , Wenxin Hou , Pengyuan Zhang , Yonghong Yan

We improve low-resource ASR by integrating the ideas of multilingual training and self-supervised learning. Concretely, we leverage an International Phonetic Alphabet (IPA) multilingual model to create frame-level pseudo labels for…

Audio and Speech Processing · Electrical Eng. & Systems 2023-05-22 Siyuan Feng , Ming Tu , Rui Xia , Chuanzeng Huang , Yuxuan Wang

Unsupervised representation learning has recently helped automatic speech recognition (ASR) to tackle tasks with limited labeled data. Following this, hardware limitations and applications give rise to the question how to take advantage of…

Audio and Speech Processing · Electrical Eng. & Systems 2023-08-21 Peter Vieting , Christoph Lüscher , Julian Dierkes , Ralf Schlüter , Hermann Ney

This paper presents Conformer-1, an end-to-end Automatic Speech Recognition (ASR) model trained on an extensive dataset of 570k hours of speech audio data, 91% of which was acquired from publicly available sources. To achieve this, we…

Text to speech (TTS) and automatic speech recognition (ASR) are two dual tasks in speech processing and both achieve impressive performance thanks to the recent advance in deep learning and large amount of aligned speech and text data.…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-28 Yi Ren , Xu Tan , Tao Qin , Sheng Zhao , Zhou Zhao , Tie-Yan Liu

Fine tuning self supervised pretrained models using pseudo labels can effectively improve speech recognition performance. But, low quality pseudo labels can misguide decision boundaries and degrade performance. We propose a simple yet…

Sound · Computer Science 2022-11-01 Zezhong Jin , Dading Zhong , Xiao Song , Zhaoyi Liu , Naipeng Ye , Qingcheng Zeng

Much recent work on Spoken Language Understanding (SLU) is limited in at least one of three ways: models were trained on oracle text input and neglected ASR errors, models were trained to predict only intents without the slot values, or…

Computation and Language · Computer Science 2020-10-28 Cheng-I Lai , Yung-Sung Chuang , Hung-Yi Lee , Shang-Wen Li , James Glass