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The performance of automated lip reading using visemes as a classification schema has achieved less success compared with the use of ASCII characters and words largely due to the problem of different words sharing identical visemes. The…

Computation and Language · Computer Science 2020-12-15 Souheil Fenghour , Daqing Chen , Kun Guo , Perry Xiao

Language has always been one of humanity's defining characteristics. Visual Language Identification (VLI) is a relatively new field of research that is complex and largely understudied. In this paper, we present a preliminary study in which…

Computer Vision and Pattern Recognition · Computer Science 2023-02-28 Lucia Cascone , Michele Nappi , Fabio Narducci

In recent years, significant progress has been made in automatic lip reading. But these methods require large-scale datasets that do not exist for many low-resource languages. In this paper, we have presented a new multipurpose audio-visual…

Computation and Language · Computer Science 2023-01-25 Javad Peymanfard , Samin Heydarian , Ali Lashini , Hossein Zeinali , Mohammad Reza Mohammadi , Nasser Mozayani

In this paper, we propose a visual embedding approach to improving embedding aware speech enhancement (EASE) by synchronizing visual lip frames at the phone and place of articulation levels. We first extract visual embedding from lip frames…

Sound · Computer Science 2020-09-22 Hang Chen , Jun Du , Yu Hu , Li-Rong Dai , Bao-Cai Yin , Chin-Hui Lee

The goal of this project is to develop a limited lip reading algorithm for a subset of the English language. We consider a scenario in which no audio information is available. The raw video is processed and the position of the lips in each…

Computer Vision and Pattern Recognition · Computer Science 2017-08-04 Jithin Donny George , Ronan Keane , Conor Zellmer

Lip reading, also known as visual speech recognition, aims to recognize the speech content from videos by analyzing the lip dynamics. There have been several appealing progress in recent years, benefiting much from the rapidly developed…

Computer Vision and Pattern Recognition · Computer Science 2020-11-17 Dalu Feng , Shuang Yang , Shiguang Shan , Xilin Chen

Lip Reading, or Visual Automatic Speech Recognition (V-ASR), is a complex task requiring the interpretation of spoken language exclusively from visual cues, primarily lip movements and facial expressions. This task is especially challenging…

Computer Vision and Pattern Recognition · Computer Science 2026-01-06 Marshall Thomas , Edward Fish , Richard Bowden

Visual speech recognition (VSR), commonly known as lip reading, has garnered significant attention due to its wide-ranging practical applications. The advent of deep learning techniques and advancements in hardware capabilities have…

Computer Vision and Pattern Recognition · Computer Science 2025-01-09 Bowen Hao , Dongliang Zhou , Xiaojie Li , Xingyu Zhang , Liang Xie , Jianlong Wu , Erwei Yin

Lip reading is used to understand or interpret speech without hearing it, a technique especially mastered by people with hearing difficulties. The ability to lip read enables a person with a hearing impairment to communicate with others and…

Computer Vision and Pattern Recognition · Computer Science 2014-09-05 Ahmad B. A. Hassanat

This work presents a scalable solution to open-vocabulary visual speech recognition. To achieve this, we constructed the largest existing visual speech recognition dataset, consisting of pairs of text and video clips of faces speaking…

Audio-visual speech enhancement (AV-SE) aims to enhance degraded speech along with extra visual information such as lip videos, and has been shown to be more effective than audio-only speech enhancement. This paper proposes the…

Audio and Speech Processing · Electrical Eng. & Systems 2023-11-21 Rui-Chen Zheng , Yang Ai , Zhen-Hua Ling

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

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

Recognizing speech from silent lip movement, which is called lip reading, is a challenging task due to 1) the inherent information insufficiency of lip movement to fully represent the speech, and 2) the existence of homophenes that have…

Computer Vision and Pattern Recognition · Computer Science 2022-04-06 Minsu Kim , Jeong Hun Yeo , Yong Man Ro

Human lip-reading is a challenging task. It requires not only knowledge of underlying language but also visual clues to predict spoken words. Experts need certain level of experience and understanding of visual expressions learning to…

Computer Vision and Pattern Recognition · Computer Science 2018-02-16 M Faisal , Sanaullah Manzoor

The goal of this paper is to learn strong lip reading models that can recognise speech in silent videos. Most prior works deal with the open-set visual speech recognition problem by adapting existing automatic speech recognition techniques…

Computer Vision and Pattern Recognition · Computer Science 2021-12-06 K R Prajwal , Triantafyllos Afouras , Andrew Zisserman

Today's Automatic Speech Recognition systems only rely on acoustic signals and often don't perform well under noisy conditions. Performing multi-modal speech recognition - processing acoustic speech signals and lip-reading video…

Computer Vision and Pattern Recognition · Computer Science 2018-03-14 Matthijs Van keirsbilck , Bert Moons , Marian Verhelst

Decoding text, speech, or images from human neural signals holds promising potential both as neuroprosthesis for patients and as innovative communication tools for general users. Although neural signals contain various information on speech…

Neurons and Cognition · Quantitative Biology 2025-01-28 Ji-Ha Park , Seo-Hyun Lee , Soowon Kim , Seong-Whan Lee

This paper presents a visual passwords system to increase security. The system depends mainly on recognizing the speaker using the visual speech signal alone. The proposed scheme works in two stages: setting the visual password stage and…

Computer Vision and Pattern Recognition · Computer Science 2014-09-04 Ahmad Basheer Hassanat

In this paper some of the different techniques used to localize the lips from the face are discussed and compared along with its processing steps. Lip localization is the basic step needed to read the lips for extracting visual information…

Computer Vision and Pattern Recognition · Computer Science 2020-09-29 S. D. Lalitha , K. K. Thyagharajan