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Automatic speech recognition (ASR) has become increasingly ubiquitous on modern edge devices. Past work developed streaming End-to-End (E2E) all-neural speech recognizers that can run compactly on edge devices. However, E2E ASR models are…

Computation and Language · Computer Science 2021-07-13 Dilin Wang , Yuan Shangguan , Haichuan Yang , Pierce Chuang , Jiatong Zhou , Meng Li , Ganesh Venkatesh , Ozlem Kalinli , Vikas Chandra

Audio-visual speech recognition has received a lot of attention due to its robustness against acoustic noise. Recently, the performance of automatic, visual, and audio-visual speech recognition (ASR, VSR, and AV-ASR, respectively) has been…

Computer Vision and Pattern Recognition · Computer Science 2023-06-29 Pingchuan Ma , Alexandros Haliassos , Adriana Fernandez-Lopez , Honglie Chen , Stavros Petridis , Maja Pantic

Whisper's robust performance in automatic speech recognition (ASR) is often attributed to its massive 680k-hour training set, an impractical scale for most researchers. In this work, we examine how linguistic and acoustic diversity in…

Computation and Language · Computer Science 2025-05-28 Dancheng Liu , Amir Nassereldine , Chenhui Xu , Jinjun Xiong

Recent advancement in deep learning encouraged developing large automatic speech recognition (ASR) models that achieve promising results while ignoring computational and memory constraints. However, deploying such models on low resource…

Computer Vision and Pattern Recognition · Computer Science 2025-05-29 Abdul Hannan , Alessio Brutti , Shah Nawaz , Mubashir Noman

Recently self-supervised learning has emerged as an effective approach to improve the performance of automatic speech recognition (ASR). Under such a framework, the neural network is usually pre-trained with massive unlabeled data and then…

Audio and Speech Processing · Electrical Eng. & Systems 2021-09-16 Songjun Cao , Yueteng Kang , Yanzhe Fu , Xiaoshuo Xu , Sining Sun , Yike Zhang , Long Ma

We present a frontend for improving robustness of automatic speech recognition (ASR), that jointly implements three modules within a single model: acoustic echo cancellation, speech enhancement, and speech separation. This is achieved by…

Audio and Speech Processing · Electrical Eng. & Systems 2021-11-22 Tom O'Malley , Arun Narayanan , Quan Wang , Alex Park , James Walker , Nathan Howard

Despite recent advances, Automatic Speech Recognition (ASR) systems are still far from perfect. Typical errors include acronyms, named entities, and domain-specific special words for which little or no labeled data is available. To address…

Computation and Language · Computer Science 2025-01-30 Christian Huber , Alexander Waibel

Automatic speech recognition (ASR) systems play a key role in many commercial products including voice assistants. Typically, they require large amounts of clean speech data for training which gives an undue advantage to large organizations…

Audio and Speech Processing · Electrical Eng. & Systems 2019-11-21 Bhavya Ghai , Buvana Ramanan , Klaus Mueller

In this paper, we apply Semi-Supervised Learning (SSL) along with Data Augmentation (DA) for improving the accuracy of End-to-End ASR. We focus on the consistency regularization principle, which has been successfully applied to image…

Audio and Speech Processing · Electrical Eng. & Systems 2020-07-29 Felix Weninger , Franco Mana , Roberto Gemello , Jesús Andrés-Ferrer , Puming Zhan

Voice activity detection is an essential pre-processing component for speech-related tasks such as automatic speech recognition (ASR). Traditional supervised VAD systems obtain frame-level labels from an ASR pipeline by using, e.g., a…

Sound · Computer Science 2021-05-11 Heinrich Dinkel , Shuai Wang , Xuenan Xu , Mengyue Wu , Kai Yu

Recent publications on automatic-speech-recognition (ASR) have a strong focus on attention encoder-decoder (AED) architectures which tend to suffer from over-fitting in low resource scenarios. One solution to tackle this issue is to…

Computation and Language · Computer Science 2021-07-14 Nick Rossenbach , Mohammad Zeineldeen , Benedikt Hilmes , Ralf Schlüter , Hermann Ney

One of the central skills that language learners need to practice is speaking the language. Currently, students in school do not get enough speaking opportunities and lack conversational practice. Recent advances in speech technology and…

Computation and Language · Computer Science 2024-06-06 Janick Michot , Manuela Hürlimann , Jan Deriu , Luzia Sauer , Katsiaryna Mlynchyk , Mark Cieliebak

Streaming end-to-end automatic speech recognition (ASR) models are widely used on smart speakers and on-device applications. Since these models are expected to transcribe speech with minimal latency, they are constrained to be causal with…

Recent progress in speech recognition has relied on models trained on vast amounts of labeled data. However, classroom Automatic Speech Recognition (ASR) faces the real-world challenge of abundant weak transcripts paired with only a small…

Audio and Speech Processing · Electrical Eng. & Systems 2026-02-24 Ahmed Adel Attia , Dorottya Demszky , Jing Liu , Carol Espy-Wilson

Speech separation has been successfully applied as a frontend processing module of conversation transcription systems thanks to its ability to handle overlapped speech and its flexibility to combine with downstream tasks such as automatic…

Audio and Speech Processing · Electrical Eng. & Systems 2021-07-06 Jian Wu , Zhuo Chen , Sanyuan Chen , Yu Wu , Takuya Yoshioka , Naoyuki Kanda , Shujie Liu , Jinyu Li

Creating Automatic Speech Recognition (ASR) systems that are robust and resilient to classroom conditions is paramount to the development of AI tools to aid teachers and students. In this work, we study the efficacy of continued pretraining…

Computation and Language · Computer Science 2025-03-13 Ahmed Adel Attia , Dorottya Demszky , Tolulope Ogunremi , Jing Liu , Carol Espy-Wilson

Pre-trained models, especially self-supervised learning (SSL) models, have demonstrated impressive results in automatic speech recognition (ASR) task. While most applications of SSL models focus on leveraging continuous representations as…

Audio and Speech Processing · Electrical Eng. & Systems 2025-09-03 Zehan Li , Yan Yang , Xueqing Li , Jian Kang , Xiao-Lei Zhang , Jie Li

Speech applications dealing with conversations require not only recognizing the spoken words, but also determining who spoke when. The task of assigning words to speakers is typically addressed by merging the outputs of two separate…

Computation and Language · Computer Science 2019-07-12 Laurent El Shafey , Hagen Soltau , Izhak Shafran

Automatic speech recognition (ASR) has reached a level of accuracy in recent years, that even outperforms humans in transcribing speech to text. Nevertheless, all current ASR approaches show a certain weakness against ambient noise. To…

Sound · Computer Science 2023-12-22 Christopher Simic , Tobias Bocklet

Spoken language understanding (SLU) system usually consists of various pipeline components, where each component heavily relies on the results of its upstream ones. For example, Intent detection (ID), and slot filling (SF) require its…

Computation and Language · Computer Science 2021-04-14 Di Wu , Yiren Chen , Liang Ding , Dacheng Tao