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Related papers: Enhancing CTC-Based Visual Speech Recognition

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Knowledge distillation has been widely used to compress existing deep learning models while preserving the performance on a wide range of applications. In the specific context of Automatic Speech Recognition (ASR), distillation from…

Machine Learning · Computer Science 2021-07-06 Yan Gao , Titouan Parcollet , Nicholas Lane

Visual speech recognition (VSR) is the task of recognizing spoken language from video input only, without any audio. VSR has many applications as an assistive technology, especially if it could be deployed in mobile devices and embedded…

Computation and Language · Computer Science 2019-06-06 Nilay Shrivastava , Astitwa Saxena , Yaman Kumar , Rajiv Ratn Shah , Debanjan Mahata , Amanda Stent

Recently, end-to-end automatic speech recognition models based on connectionist temporal classification (CTC) have achieved impressive results, especially when fine-tuned from wav2vec2.0 models. Due to the conditional independence…

Computation and Language · Computer Science 2022-03-08 Keqi Deng , Songjun Cao , Yike Zhang , Long Ma , Gaofeng Cheng , Ji Xu , Pengyuan Zhang

This paper delineates the visual speech recognition (VSR) system introduced by the NPU-ASLP (Team 237) in the second Chinese Continuous Visual Speech Recognition Challenge (CNVSRC 2024), engaging in all four tracks, including the fixed and…

Computer Vision and Pattern Recognition · Computer Science 2024-09-13 He Wang , Lei Xie

Connectionist temporal classification (CTC) -based models are attractive because of their fast inference in automatic speech recognition (ASR). Language model (LM) integration approaches such as shallow fusion and rescoring can improve the…

Computation and Language · Computer Science 2022-09-07 Hayato Futami , Hirofumi Inaguma , Masato Mimura , Shinsuke Sakai , Tatsuya Kawahara

Semantic Scene Completion (SSC) constitutes a pivotal element in autonomous driving perception systems, tasked with inferring the 3D semantic occupancy of a scene from sensory data. To improve accuracy, prior research has implemented…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Ruoyu Wang , Yukai Ma , Yi Yao , Sheng Tao , Haoang Li , Zongzhi Zhu , Yong Liu , Xingxing Zuo

Speech recognition is the technology that enables machines to interpret and process human speech, converting spoken language into text or commands. This technology is essential for applications such as virtual assistants, transcription…

Audio and Speech Processing · Electrical Eng. & Systems 2025-01-09 Xinyu Wang , Haotian Jiang , Haolin Huang , Yu Fang , Mengjie Xu , Qian Wang

Visual Speech Recognition (VSR) is the task of predicting spoken words from silent lip movements. VSR is regarded as a challenging task because of the insufficient information on lip movements. In this paper, we propose an Audio Knowledge…

Computer Vision and Pattern Recognition · Computer Science 2024-01-15 Jeong Hun Yeo , Minsu Kim , Jeongsoo Choi , Dae Hoe Kim , Yong Man Ro

Different studies have shown the importance of visual cues throughout the speech perception process. In fact, the development of audiovisual approaches has led to advances in the field of speech technologies. However, although noticeable…

Computer Vision and Pattern Recognition · Computer Science 2023-11-22 David Gimeno-Gómez , Carlos-D. Martínez-Hinarejos

While automatic speech recognition (ASR) systems degrade significantly in noisy environments, audio-visual speech recognition (AVSR) systems aim to complement the audio stream with noise-invariant visual cues and improve the system's…

Sound · Computer Science 2024-04-09 He Wang , Pengcheng Guo , Pan Zhou , Lei Xie

Unified Speech Recognition (USR) has emerged as a semi-supervised framework for training a single model for audio, visual, and audiovisual speech recognition, achieving state-of-the-art results on in-distribution benchmarks. However, its…

Computer Vision and Pattern Recognition · Computer Science 2026-02-24 Alexandros Haliassos , Rodrigo Mira , Stavros Petridis

Recent works in speech recognition rely either on connectionist temporal classification (CTC) or sequence-to-sequence models for character-level recognition. CTC assumes conditional independence of individual characters, whereas…

Computer Vision and Pattern Recognition · Computer Science 2018-10-02 Stavros Petridis , Themos Stafylakis , Pingchuan Ma , Georgios Tzimiropoulos , Maja Pantic

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

Visual speech recognition (VSR), which decodes spoken words from video data, offers significant benefits, particularly when audio is unavailable. However, the high dimensionality of video data leads to prohibitive computational costs that…

Computer Vision and Pattern Recognition · Computer Science 2025-02-10 Iason Ioannis Panagos , Giorgos Sfikas , Christophoros Nikou

Recently audio-visual speech recognition (AVSR), which better leverages video modality as additional information to extend automatic speech recognition (ASR), has shown promising results in complex acoustic environments. However, there is…

Sound · Computer Science 2023-12-15 Fan Yu , Haoxu Wang , Ziyang Ma , Shiliang Zhang

Recent video large language models (Video LLMs) often depend on costly human annotations or proprietary model APIs (e.g., GPT-4o) to produce training data, which limits their training at scale. In this paper, we explore large-scale training…

Computer Vision and Pattern Recognition · Computer Science 2025-04-23 Joya Chen , Ziyun Zeng , Yiqi Lin , Wei Li , Zejun Ma , Mike Zheng Shou

This paper presents the second Chinese Continuous Visual Speech Recognition Challenge (CNVSRC 2024), which builds on CNVSRC 2023 to advance research in Chinese Large Vocabulary Continuous Visual Speech Recognition (LVC-VSR). The challenge…

Computer Vision and Pattern Recognition · Computer Science 2025-06-04 Zehua Liu , Xiaolou Li , Chen Chen , Lantian Li , Dong Wang

Audio-Visual Speech Recognition (AVSR) integrates acoustic and visual information to enhance robustness in adverse acoustic conditions. Recent advances in Large Language Models (LLMs) have yielded competitive automatic speech recognition…

Sound · Computer Science 2026-03-05 Fei Su , Cancan Li , Juan Liu , Wei Ju , Hongbin Suo , Ming Li

Thanks to the rise of deep learning and the availability of large-scale audio-visual databases, recent advances have been achieved in Visual Speech Recognition (VSR). Similar to other speech processing tasks, these end-to-end VSR systems…

Computer Vision and Pattern Recognition · Computer Science 2024-02-21 David Gimeno-Gómez , Carlos-D. Martínez-Hinarejos

Recent advances in deep learning based large vocabulary con- tinuous speech recognition (LVCSR) invoke growing demands in large scale speech transcription. The inference process of a speech recognizer is to find a sequence of labels whose…

Computation and Language · Computer Science 2018-08-03 Zhehuai Chen