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In this paper we investigate continuous speech recognition using electroencephalography (EEG) features using recently introduced end-to-end transformer based automatic speech recognition (ASR) model. Our results demonstrate that transformer…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-06 Gautam Krishna , Co Tran , Mason Carnahan , Ahmed H Tewfik

Achieving superior enhancement performance while maintaining a low parameter count and computational complexity remains a challenge in the field of speech enhancement. In this paper, we introduce LORT, a novel architecture that integrates…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-30 Junyu Wang , Zizhen Lin , Tianrui Wang , Meng Ge , Longbiao Wang , Jianwu Dang

Mispronunciation detection and diagnosis (MDD) is a popular research focus in computer-aided pronunciation training (CAPT) systems. End-to-end (e2e) approaches are becoming dominant in MDD. However an e2e MDD model usually requires entire…

Computation and Language · Computer Science 2022-06-30 Nianzu Zheng , Liqun Deng , Wenyong Huang , Yu Ting Yeung , Baohua Xu , Yuanyuan Guo , Yasheng Wang , Xiao Chen , Xin Jiang , Qun Liu

The attention operator is arguably the key distinguishing factor of transformer architectures, which have demonstrated state-of-the-art performance on a variety of tasks. However, transformer attention operators often impose a significant…

Machine Learning · Computer Science 2024-12-24 Ziyang Wu , Tianjiao Ding , Yifu Lu , Druv Pai , Jingyuan Zhang , Weida Wang , Yaodong Yu , Yi Ma , Benjamin D. Haeffele

Recently, end-to-end (E2E) speech recognition has become popular, since it can integrate the acoustic, pronunciation and language models into a single neural network, which outperforms conventional models. Among E2E approaches,…

Sound · Computer Science 2021-07-08 Zhifu Gao , Yiwu Yao , Shiliang Zhang , Jun Yang , Ming Lei , Ian McLoughlin

End-to-end (E2E) systems for automatic speech recognition (ASR), such as RNN Transducer (RNN-T) and Listen-Attend-Spell (LAS) blend the individual components of a traditional hybrid ASR system - acoustic model, language model, pronunciation…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-14 Mahaveer Jain , Gil Keren , Jay Mahadeokar , Geoffrey Zweig , Florian Metze , Yatharth Saraf

Speech recognition on smart devices is challenging owing to the small memory footprint. Hence small size ASR models are desirable. With the use of popular transducer-based models, it has become possible to practically deploy streaming…

Audio and Speech Processing · Electrical Eng. & Systems 2022-01-11 Nauman Dawalatabad , Tushar Vatsal , Ashutosh Gupta , Sungsoo Kim , Shatrughan Singh , Dhananjaya Gowda , Chanwoo Kim

Many end-to-end Automatic Speech Recognition (ASR) systems still rely on pre-processed frequency-domain features that are handcrafted to emulate the human hearing. Our work is motivated by recent advances in integrated learnable feature…

Audio and Speech Processing · Electrical Eng. & Systems 2020-10-19 Ludwig Kürzinger , Nicolas Lindae , Palle Klewitz , Gerhard Rigoll

The attention-based Transformer model has achieved promising results for speech recognition (SR) in the offline mode. However, in the streaming mode, the Transformer model usually incurs significant latency to maintain its recognition…

Audio and Speech Processing · Electrical Eng. & Systems 2020-05-05 Chengyi Wang , Yu Wu , Shujie Liu , Jinyu Li , Liang Lu , Guoli Ye , Ming Zhou

The Recurrent Neural Network-Transducer (RNN-T) is widely adopted in end-to-end (E2E) automatic speech recognition (ASR) tasks but depends heavily on large-scale, high-quality annotated data, which are often costly and difficult to obtain.…

Computation and Language · Computer Science 2025-11-07 Dongji Gao , Chenda Liao , Changliang Liu , Matthew Wiesner , Leibny Paola Garcia , Daniel Povey , Sanjeev Khudanpur , Jian Wu

The Transformer has shown impressive performance in automatic speech recognition. It uses the encoder-decoder structure with self-attention to learn the relationship between the high-level representation of the source inputs and embedding…

Audio and Speech Processing · Electrical Eng. & Systems 2020-09-16 Xinyuan Zhou , Grandee Lee , Emre Yılmaz , Yanhua Long , Jiaen Liang , Haizhou Li

Recently, fully recurrent neural network (RNN) based end-to-end models have been proven to be effective for multi-speaker speech recognition in both the single-channel and multi-channel scenarios. In this work, we explore the use of…

Audio and Speech Processing · Electrical Eng. & Systems 2020-02-14 Xuankai Chang , Wangyou Zhang , Yanmin Qian , Jonathan Le Roux , Shinji Watanabe

Transformer has shown promising results in many sequence to sequence transformation tasks recently. It utilizes a number of feed-forward self-attention layers to replace the recurrent neural networks (RNN) in attention-based encoder decoder…

Computation and Language · Computer Science 2020-12-01 Pan Zhou , Ruchao Fan , Wei Chen , Jia Jia

End-to-end (E2E) systems have shown comparable performance to hybrid systems for automatic speech recognition (ASR). Word timings, as a by-product of ASR, are essential in many applications, especially for subtitling and computer-aided…

Audio and Speech Processing · Electrical Eng. & Systems 2023-06-14 Xianzhao Chen , Yist Y. Lin , Kang Wang , Yi He , Zejun Ma

In this paper, we propose a refined multi-stage multi-task training strategy to improve the performance of online attention-based encoder-decoder (AED) models. A three-stage training based on three levels of architectural granularity…

Audio and Speech Processing · Electrical Eng. & Systems 2020-01-01 Abhinav Garg , Dhananjaya Gowda , Ankur Kumar , Kwangyoun Kim , Mehul Kumar , Chanwoo Kim

This paper studies the computational offloading of video action recognition in edge computing. To achieve effective semantic information extraction and compression, following semantic communication we propose a novel spatiotemporal…

Computer Vision and Pattern Recognition · Computer Science 2023-05-23 Nan Li , Mehdi Bennis , Alexandros Iosifidis , Qi Zhang

Radio speech echo is a specific phenomenon in the air traffic control (ATC) domain, which degrades speech quality and further impacts automatic speech recognition (ASR) accuracy. In this work, a time-domain recognition-oriented speech…

Sound · Computer Science 2024-07-31 Xincheng Yu , Dongyue Guo , Jianwei Zhang , Yi Lin

End-to-end (E2E) systems have played a more and more important role in automatic speech recognition (ASR) and achieved great performance. However, E2E systems recognize output word sequences directly with the input acoustic feature, which…

Audio and Speech Processing · Electrical Eng. & Systems 2020-08-04 Qi Liu , Zhehuai Chen , Hao Li , Mingkun Huang , Yizhou Lu , Kai Yu

This paper proposes a unified framework, All-in-One ASR, that allows a single model to support multiple automatic speech recognition (ASR) paradigms, including connectionist temporal classification (CTC), attention-based encoder-decoder…

Audio and Speech Processing · Electrical Eng. & Systems 2025-12-15 Takafumi Moriya , Masato Mimura , Tomohiro Tanaka , Hiroshi Sato , Ryo Masumura , Atsunori Ogawa

Self-attention (SA), which encodes vector sequences according to their pairwise similarity, is widely used in speech recognition due to its strong context modeling ability. However, when applied to long sequence data, its accuracy is…

Sound · Computer Science 2021-10-11 Chengdong Liang , Menglong Xu , Xiao-Lei Zhang