Results 31 to 40 of about 91,340 (173)

Lip segmentation using automatic selected initial contours based on localized active contour model

EURASIP Journal on Image and Video Processing, 2018
With the rapid development of artificial intelligence and the increasing popularity of smart devices, human-computer interaction technology has become a multimedia and multimode technology from being computer-focused to people-centered. Among all ways of
Yuanyao Lu, Qingqing Liu
doaj   +1 more source

Speech Recognition Supported by Lip Analysis

ELCVIA Electronic Letters on Computer Vision and Image Analysis, 2016
Computers have become more pervasive than ever with a wide range of devices and multiple ways of interaction. Traditional ways of human computer interaction using keyboards, mice and display monitors are being replaced by more natural modes such as ...
Waqqas ur Rehman Butt
doaj   +1 more source

Review and Analysis of Digital Signal Processing Algorithms for Coherent Optical Satellite Links

International Journal of Satellite Communications and Networking, EarlyView.
ABSTRACT Coherent optical satellite links enable high‐throughput communication and high accuracy ranging to and between satellites. Due to the ever‐increasing demand for throughput, wavelength division multiplexing of polarization multiplexed optical signals is being considered as a solution to provide high‐speed optical satellite links.
Carl Valjus, Raphael Wolf, Juraj Poliak
wiley   +1 more source

EACELEB: An East Asian Language Speaking Celebrity Dataset for Speaker Recognition [PDF]

arXiv, 2022
Large datasets are very useful for training speaker recognition systems, and various research groups have constructed several over the years. Voxceleb is a large dataset for speaker recognition that is extracted from Youtube videos. This paper presents an audio-visual method for acquiring audio data from Youtube given the speaker's name as input.
arxiv  

Impacts of ICT diffusion, foreign direct investment, trade openness, and globalization on growth in Sub‐Saharan Africa

Natural Resources Forum, EarlyView.
Abstract Over the past three decades, there has been a significant increase in information and communication technology (ICT) investments around the world, resulting in a rise in the use of modern ICT packages. Sub‐Saharan African (SSA) countries, however, face different challenges.
Ijeoma Christina Onuogu, Abubakar Hassan, Seyi Saint Akadiri, Abdulwahab Ahmad Bello, Joshua Sunday Riti   +4 more
wiley   +1 more source

Advances in Digital Television

Tongxin xuebao, 1995
Advanced source（video and audio）coding technologies and advanced digital transmission technologies（modulation/demodulation, error-correction coding and adaptive channel equalization）have been adopted in digital television,bringing to the latter many new ...
Xu Mengxia
doaj   +2 more sources

“I have to listen to them or they might harm me” and other narratives of why women endure obstetric violence in Bihar, India

Birth, EarlyView.
Gender, power, structure and, culture can make women more vulnerable to obstetric violence. Figure 3 shows various aspects of these four cross‐cutting domains. For instance, women’s lack of choice is gender‐based and deep rooted in the cultural conditioning in and about women in the patriarchal post‐colonial societal structure, which sustains the ...
Kaveri Mayra, Zoë Matthews, Jane Sandall, Sabu S. Padmadas   +3 more
wiley   +1 more source

CL4AC: A Contrastive Loss for Audio Captioning [PDF]

arXiv, 2021
Automated Audio captioning (AAC) is a cross-modal translation task that aims to use natural language to describe the content of an audio clip. As shown in the submissions received for Task 6 of the DCASE 2021 Challenges, this problem has received increasing interest in the community.
arxiv  

Peer relations and motivation in special secondary education: Experiences of adolescents with social, emotional and behavioural difficulties

British Journal of Educational Psychology, EarlyView.
Abstract Background According to Self‐Determination Theory (SDT), motivation is inherently present in every individual, growing from amotivation via controlled to autonomous motivation, through fulfilment of the basic psychological needs for autonomy, competence and relatedness.
Willeke Norder, Anke de Boer, Alexander Minnaert   +2 more
wiley   +1 more source

HTS-AT: A Hierarchical Token-Semantic Audio Transformer for Sound Classification and Detection [PDF]

arXiv, 2022
Audio classification is an important task of mapping audio samples into their corresponding labels. Recently, the transformer model with self-attention mechanisms has been adopted in this field. However, existing audio transformers require large GPU memories and long training time, meanwhile relying on pretrained vision models to achieve high ...
arxiv