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Audio-visual automatic speech recognition (AV-ASR) is an extension of ASR that incorporates visual cues, often from the movements of a speaker's mouth. Unlike works that simply focus on the lip motion, we investigate the contribution of…

Computer Vision and Pattern Recognition · Computer Science 2022-06-16 Valentin Gabeur , Paul Hongsuck Seo , Arsha Nagrani , Chen Sun , Karteek Alahari , Cordelia Schmid

Audio-Visual Speech Recognition (AVSR) combines auditory and visual speech cues to enhance the accuracy and robustness of speech recognition systems. Recent advancements in AVSR have improved performance in noisy environments compared to…

Audio and Speech Processing · Electrical Eng. & Systems 2025-04-29 Zhaofeng Lin , Naomi Harte

Lipreading, i.e. speech recognition from visual-only recordings of a speaker's face, can be achieved with a processing pipeline based solely on neural networks, yielding significantly better accuracy than conventional methods. Feed-forward…

Computer Vision and Pattern Recognition · Computer Science 2016-02-01 Michael Wand , Jan Koutník , Jürgen Schmidhuber

Automatic speech verification (ASV) is the technology to determine the identity of a person based on their voice. While being convenient for identity verification, we should aim for the highest system security standard given that it is the…

Machine Learning · Computer Science 2020-12-16 Shentong Mo , Haofan Wang , Pinxu Ren , Ta-Chung Chi

Voice Authentication (VA), also known as Automatic Speaker Verification (ASV), is a widely adopted authentication method, particularly in automated systems like banking services, where it serves as a secondary layer of user authentication.…

Cryptography and Security · Computer Science 2025-02-14 Eshaq Jamdar , Amith Kamath Belman

Although speaker verification has conventionally been an audio-only task, some practical applications provide both audio and visual streams of input. In these cases, the visual stream provides complementary information and can often be…

Sound · Computer Science 2021-02-15 Leda Sarı , Kritika Singh , Jiatong Zhou , Lorenzo Torresani , Nayan Singhal , Yatharth Saraf

Preservation of information and computer security is broadly dependent on the secured authentication system which is underpinned by password. Text based password is a commonly used and available system for authentication. But it bears many…

Cryptography and Security · Computer Science 2022-05-26 Sanjida Akter Sharna , Sheikh Ashraf Ali

The image-based multimodal automatic speech recognition (ASR) model enhances speech recognition performance by incorporating audio-related image. However, some works suggest that introducing image information to model does not help…

Sound · Computer Science 2024-10-08 Jiliang Hu , Zuchao Li , Ping Wang , Haojun Ai , Lefei Zhang , Hai Zhao

This paper proposes a novel, resource-efficient approach to Visual Speech Recognition (VSR) leveraging speech representations produced by any trained Automatic Speech Recognition (ASR) model. Moving away from the resource-intensive trends…

Computer Vision and Pattern Recognition · Computer Science 2023-12-18 Hendrik Laux , Emil Mededovic , Ahmed Hallawa , Lukas Martin , Arne Peine , Anke Schmeink

A critical assumption of all current visual speech recognition systems is that there are visual speech units called visemes which can be mapped to units of acoustic speech, the phonemes. Despite there being a number of published maps it is…

Computer Vision and Pattern Recognition · Computer Science 2018-04-26 Helen L. Bear , Richard W. Harvey , Barry-John Theobald , Yuxuan Lan

This paper presents a novel metric learning approach to address the performance gap between normal and silent speech in visual speech recognition (VSR). The difference in lip movements between the two poses a challenge for existing VSR…

Audio and Speech Processing · Electrical Eng. & Systems 2023-10-17 Sara Kashiwagi , Keitaro Tanaka , Qi Feng , Shigeo Morishima

Automatic lip-reading (ALR) aims to automatically transcribe spoken content from a speaker's silent lip motion captured in video. Current mainstream lip-reading approaches only use a single visual encoder to model input videos of a single…

Computer Vision and Pattern Recognition · Computer Science 2024-05-01 He Wang , Pengcheng Guo , Xucheng Wan , Huan Zhou , Lei Xie

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

This paper explores sentence-level multilingual Visual Speech Recognition (VSR) that can recognize different languages with a single trained model. As the massive multilingual modeling of visual data requires huge computational costs, we…

Audio and Speech Processing · Electrical Eng. & Systems 2024-07-19 Minsu Kim , Jeong Hun Yeo , Se Jin Park , Hyeongseop Rha , Yong Man Ro

Now-a-days, speech-based biometric systems such as automatic speaker verification (ASV) are highly prone to spoofing attacks by an imposture. With recent development in various voice conversion (VC) and speech synthesis (SS) algorithms,…

Sound · Computer Science 2016-11-18 Dipjyoti Paul , Monisankha Pal , Goutam Saha

Lipreading is an important technique for facilitating human-computer interaction in noisy environments. Our previously developed self-supervised learning method, AV2vec, which leverages multimodal self-distillation, has demonstrated…

Audio and Speech Processing · Electrical Eng. & Systems 2025-02-11 Jing-Xuan Zhang , Tingzhi Mao , Longjiang Guo , Jin Li , Lichen Zhang

Audio-visual automatic speech recognition is a promising approach to robust ASR under noisy conditions. However, up until recently it had been traditionally studied in isolation assuming the video of a single speaking face matches the…

Audio and Speech Processing · Electrical Eng. & Systems 2022-05-13 Otavio Braga , Olivier Siohan

Speaker extraction seeks to extract the target speech in a multi-talker scenario given an auxiliary reference. Such reference can be auditory, i.e., a pre-recorded speech, visual, i.e., lip movements, or contextual, i.e., phonetic sequence.…

Computer Vision and Pattern Recognition · Computer Science 2022-10-13 Junjie Li , Meng Ge , Zexu Pan , Longbiao Wang , Jianwu Dang

In recent years, DeepFake technology has achieved unprecedented success in high-quality video synthesis, but these methods also pose potential and severe security threats to humanity. DeepFake can be bifurcated into entertainment…

Computer Vision and Pattern Recognition · Computer Science 2024-10-29 Weifeng Liu , Tianyi She , Jiawei Liu , Boheng Li , Dongyu Yao , Ziyou Liang , Run Wang

Lip reading, the process of interpreting silent speech from visual lip movements, has gained rising attention for its wide range of realistic applications. Deep learning approaches greatly improve current lip reading systems. However, lip…

Artificial Intelligence · Computer Science 2024-05-03 Linzhi Wu , Xingyu Zhang , Yakun Zhang , Changyan Zheng , Tiejun Liu , Liang Xie , Ye Yan , Erwei Yin