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Related papers: Joint Masked CPC and CTC Training for ASR

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Segmental conditional random fields (SCRFs) and connectionist temporal classification (CTC) are two sequence labeling methods used for end-to-end training of speech recognition models. Both models define a transcription probability by…

Computation and Language · Computer Science 2017-06-07 Liang Lu , Lingpeng Kong , Chris Dyer , Noah A. Smith

We summarize the results of a host of efforts using giant automatic speech recognition (ASR) models pre-trained using large, diverse unlabeled datasets containing approximately a million hours of audio. We find that the combination of…

In this paper, we propose a novel way of addressing text-dependent automatic speaker verification (TD-ASV) by using a shared-encoder with task-specific decoders. An autoregressive predictive coding (APC) encoder is pre-trained in an…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-11 Vijay Ravi , Ruchao Fan , Amber Afshan , Huanhua Lu , Abeer Alwan

We present a novel approach to end-to-end automatic speech recognition (ASR) that utilizes pre-trained masked language models (LMs) to facilitate the extraction of linguistic information. The proposed models, BERT-CTC and BECTRA, are…

Audio and Speech Processing · Electrical Eng. & Systems 2024-10-02 Yosuke Higuchi , Tetsuji Ogawa , Tetsunori Kobayashi , Shinji Watanabe

Non-autoregressive (NAR) models for automatic speech recognition (ASR) aim to achieve high accuracy and fast inference by simplifying the autoregressive (AR) generation process of conventional models. Connectionist temporal classification…

Audio and Speech Processing · Electrical Eng. & Systems 2024-03-29 Yuya Fujita , Shinji Watanabe , Xuankai Chang , Takashi Maekaku

Contrastive Self-supervised Learning (CSL) is a practical solution that learns meaningful visual representations from massive data in an unsupervised approach. The ordinary CSL embeds the features extracted from neural networks onto…

Computer Vision and Pattern Recognition · Computer Science 2022-08-19 Shentong Mo , Zhun Sun , Chao Li

The utilization of speech Self-Supervised Learning (SSL) models achieves impressive performance on Automatic Speech Recognition (ASR). However, in low-resource language ASR, they encounter the domain mismatch problem between pre-trained and…

Large-scale training corpora have significantly improved the performance of ASR models. Unfortunately, due to the relative scarcity of data, Chinese accents and dialects remain a challenge for most ASR models. Recent advancements in…

Computation and Language · Computer Science 2025-06-17 Tianyi Xu , Hongjie Chen , Wang Qing , Lv Hang , Jian Kang , Li Jie , Zhennan Lin , Yongxiang Li , Xie Lei

We present an unsupervised end-to-end training scheme where we discover discrete subword units from speech without using any labels. The discrete subword units are learned under an ASR-TTS autoencoder reconstruction setting, where an…

Computation and Language · Computer Science 2020-04-24 Andy T. Liu , Po-chun Hsu , Hung-yi Lee

On-device Automatic Speech Recognition (ASR) models trained on speech data of a large population might underperform for individuals unseen during training. This is due to a domain shift between user data and the original training data,…

Audio and Speech Processing · Electrical Eng. & Systems 2024-01-23 Jisi Zhang , Vandana Rajan , Haaris Mehmood , David Tuckey , Pablo Peso Parada , Md Asif Jalal , Karthikeyan Saravanan , Gil Ho Lee , Jungin Lee , Seokyeong Jung

Using neural network based acoustic frontends for improving robustness of streaming automatic speech recognition (ASR) systems is challenging because of the causality constraints and the resulting distortion that the frontend processing…

Audio and Speech Processing · Electrical Eng. & Systems 2022-04-27 Arun Narayanan , James Walker , Sankaran Panchapagesan , Nathan Howard , Yuma Koizumi

Self-supervised learning (SSL) has been dramatically successful not only in monolingual but also in cross-lingual settings. However, since the two settings have been studied individually in general, there has been little research focusing…

Computation and Language · Computer Science 2023-05-10 Takanori Ashihara , Takafumi Moriya , Kohei Matsuura , Tomohiro Tanaka

Recently, Semi-Supervised Learning (SSL) has shown much promise in leveraging unlabeled data while being provided with very few labels. In this paper, we show that ignoring the labels altogether for whole epochs intermittently during…

Computer Vision and Pattern Recognition · Computer Science 2020-12-02 Boaz Lerner , Guy Shiran , Daphna Weinshall

Recent work has shown that it is possible to train an $\textit{unsupervised}$ automatic speech recognition (ASR) system using only unpaired audio and text. Existing unsupervised ASR methods assume that no labeled data can be used for…

Audio and Speech Processing · Electrical Eng. & Systems 2024-02-19 Tatiana Likhomanenko , Loren Lugosch , Ronan Collobert

In this paper, a multilingual end-to-end framework, called as ATCSpeechNet, is proposed to tackle the issue of translating communication speech into human-readable text in air traffic control (ATC) systems. In the proposed framework, we…

Computation and Language · Computer Science 2021-02-18 Yi Lin , Bo Yang , Linchao Li , Dongyue Guo , Jianwei Zhang , Hu Chen , Yi Zhang

Deep neural network-based classifiers trained with the categorical cross-entropy (CCE) loss are sensitive to label noise in the training data. One common type of method that can mitigate the impact of label noise can be viewed as supervised…

Computer Vision and Pattern Recognition · Computer Science 2021-04-20 Aritra Ghosh , Andrew Lan

Spoken language understanding (SLU) is an essential task for machines to understand human speech for better interactions. However, errors from the automatic speech recognizer (ASR) usually hurt the understanding performance. In reality, ASR…

Computation and Language · Computer Science 2022-06-28 Ya-Hsin Chang , Yun-Nung Chen

A typical fluency scoring system generally relies on an automatic speech recognition (ASR) system to obtain time stamps in input speech for either the subsequent calculation of fluency-related features or directly modeling speech fluency…

Audio and Speech Processing · Electrical Eng. & Systems 2023-03-14 Wei Liu , Kaiqi Fu , Xiaohai Tian , Shuju Shi , Wei Li , Zejun Ma , Tan Lee

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

Self-supervised pre-training has been successful in both text and speech processing. Speech and text offer different but complementary information. The question is whether we are able to perform a speech-text joint pre-training on unpaired…

Computation and Language · Computer Science 2022-11-01 Xianghu Yue , Junyi Ao , Xiaoxue Gao , Haizhou Li