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Lipreading or visually recognizing speech from the mouth movements of a speaker is a challenging and mentally taxing task. Unfortunately, multiple medical conditions force people to depend on this skill in their day-to-day lives for…

Computer Vision and Pattern Recognition · Computer Science 2021-11-04 Bipasha Sen , Aditya Agarwal , Rudrabha Mukhopadhyay , Vinay Namboodiri , C V Jawahar

When video is shot in noisy environment, the voice of a speaker seen in the video can be enhanced using the visible mouth movements, reducing background noise. While most existing methods use audio-only inputs, improved performance is…

Computer Vision and Pattern Recognition · Computer Science 2018-06-14 Aviv Gabbay , Asaph Shamir , Shmuel Peleg

In this work, we re-think the task of speech enhancement in unconstrained real-world environments. Current state-of-the-art methods use only the audio stream and are limited in their performance in a wide range of real-world noises. Recent…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Sindhu B Hegde , K R Prajwal , Rudrabha Mukhopadhyay , Vinay Namboodiri , C. V. Jawahar

Lip reading has received increasing attention in recent years. This paper focuses on the synergy of multilingual lip reading. There are about as many as 7000 languages in the world, which implies that it is impractical to train separate lip…

Computer Vision and Pattern Recognition · Computer Science 2020-08-17 Mingshuang Luo , Shuang Yang , Xilin Chen , Zitao Liu , Shiguang Shan

This work unveils the enigmatic link between phonemes and facial features. Traditional studies on voice-face correlations typically involve using a long period of voice input, including generating face images from voices and reconstructing…

Computer Vision and Pattern Recognition · Computer Science 2023-07-27 Liao Qu , Xianwei Zou , Xiang Li , Yandong Wen , Rita Singh , Bhiksha Raj

It is common in everyday spoken communication that we look at the turning head of a talker to listen to his/her voice. Humans see the talker to listen better, so do machines. However, previous studies on audio-visual speaker extraction have…

Sound · Computer Science 2023-09-14 Qinghua Liu , Meng Ge , Zhizheng Wu , Haizhou Li

Automatically assessing handwritten mathematical solutions is an important problem in educational technology with practical applications, but it remains a significant challenge due to the diverse formats, unstructured layouts, and symbolic…

Computation and Language · Computer Science 2025-10-28 Thu Phuong Nguyen , Duc M. Nguyen , Hyotaek Jeon , Hyunwook Lee , Hyunmin Song , Sungahn Ko , Taehwan Kim

While Large Language Models (LLMs) excel at reasoning on text and Vision-Language Models (VLMs) are highly effective for visual perception, applying those models for visual instruction-based planning remains a widely open problem. In this…

Machine Learning · Computer Science 2025-09-11 Mohamed Salim Aissi , Clemence Grislain , Mohamed Chetouani , Olivier Sigaud , Laure Soulier , Nicolas Thome

In conventional speech recognition, phoneme-based models outperform grapheme-based models for non-phonetic languages such as English. The performance gap between the two typically reduces as the amount of training data is increased. In this…

Computation and Language · Computer Science 2019-09-25 Kazuki Irie , Rohit Prabhavalkar , Anjuli Kannan , Antoine Bruguier , David Rybach , Patrick Nguyen

Large-scale datasets have successively proven their fundamental importance in several research fields, especially for early progress in some emerging topics. In this paper, we focus on the problem of visual speech recognition, also known as…

Computer Vision and Pattern Recognition · Computer Science 2019-04-25 Shuang Yang , Yuanhang Zhang , Dalu Feng , Mingmin Yang , Chenhao Wang , Jingyun Xiao , Keyu Long , Shiguang Shan , Xilin Chen

SentenceMIM is a probabilistic auto-encoder for language data, trained with Mutual Information Machine (MIM) learning to provide a fixed length representation of variable length language observations (i.e., similar to VAE). Previous…

Computation and Language · Computer Science 2021-04-23 Micha Livne , Kevin Swersky , David J. Fleet

Lip-to-Speech (Lip2Speech) synthesis, which predicts corresponding speech from talking face images, has witnessed significant progress with various models and training strategies in a series of independent studies. However, existing studies…

Multimedia · Computer Science 2023-05-25 Zheng-Yan Sheng , Yang Ai , Zhen-Hua Ling

In this paper, we propose a novel method for speaker adaptation in lip reading, motivated by two observations. Firstly, a speaker's own characteristics can always be portrayed well by his/her few facial images or even a single image with…

Computer Vision and Pattern Recognition · Computer Science 2024-05-01 Songtao Luo , Shuang Yang , Shiguang Shan , Xilin Chen

Human speech perception is multimodal. In natural speech, lip movements can precede corresponding voicing by a non-negligible gap of 100-300 ms, especially for specific consonants, affecting the time course of neural phonetic encoding in…

Audio and Speech Processing · Electrical Eng. & Systems 2025-06-26 Yi Wang , Oli Danyi Liu , Peter Bell

Most audio-visual speaker extraction methods rely on synchronized lip recording to isolate the speech of a target speaker from a multi-talker mixture. However, in natural human communication, co-speech gestures are also temporally aligned…

Audio and Speech Processing · Electrical Eng. & Systems 2026-01-28 Zexu Pan , Xinyuan Qian , Shengkui Zhao , Kun Zhou , Bin Ma

Contrastively-trained Vision-Language Models (VLMs) like CLIP have become the de facto approach for discriminative vision-language representation learning. However, these models have limited language understanding, often exhibiting a "bag…

Computer Vision and Pattern Recognition · Computer Science 2025-05-12 Yassine Ouali , Adrian Bulat , Alexandros Xenos , Anestis Zaganidis , Ioannis Maniadis Metaxas , Brais Martinez , Georgios Tzimiropoulos

Video-to-speech synthesis (also known as lip-to-speech) refers to the translation of silent lip movements into the corresponding audio. This task has received an increasing amount of attention due to its self-supervised nature (i.e., can be…

Gaze following estimates gaze targets of in-scene person by understanding human behavior and scene information. Existing methods usually analyze scene images for gaze following. However, compared with visual images, audio also provides…

Computer Vision and Pattern Recognition · Computer Science 2024-01-17 Yuqi Hou , Zhongqun Zhang , Nora Horanyi , Jaewon Moon , Yihua Cheng , Hyung Jin Chang

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

Speaker extraction algorithm relies on the speech sample from the target speaker as the reference point to focus its attention. Such a reference speech is typically pre-recorded. On the other hand, the temporal synchronization between…

Audio and Speech Processing · Electrical Eng. & Systems 2021-02-11 Zexu Pan , Ruijie Tao , Chenglin Xu , Haizhou Li