Results 11 to 20 of about 22,680 (257)

Voice Activity Detection Optimized by Adaptive Attention Span Transformer

open access: yesIEEE Access, 2023
Voice Activity Detection (VAD) is a widely used technique for separating vocal regions from audio signals, with applications in voice language coding, noise reduction, and other domains.
Wenpeng Mu, Bingshan Liu
doaj   +1 more source

Voice activity detection in noisy conditions using tiny convolutional neural network

open access: yesInformatika, 2020
The paper investigates the problem of voice activity detection from a noisy sound signal. An extremely compact convolutional neural network is proposed. The model has only 385 trainable parameters.
R. S. Vashkevich, E. S. Azarov
doaj   +1 more source

Speech emotion recognition using wavelet packet reconstruction with attention-based deep recurrent neutral networks [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 2021
Speech emotion recognition (SER) is a complicated and challenging task in the human-computer interaction because it is difficult to find the best feature set to discriminate the emotional state entirely. We always used the FFT to handle the raw signal in
Hao Meng   +3 more
doaj   +1 more source

Enhancing Parkinson's disease severity assessment through voice-based wavelet scattering, optimized model selection, and weighted majority voting

open access: yesMedicine in Novel Technology and Devices, 2023
Parkinson's disease (PD) is a neurodegenerative disorder characterized by motor and non-motor symptoms that significantly impact an individual's quality of life. Voice changes have shown promise as early indicators of PD, making voice analysis a valuable
Farhad Abedinzadeh Torghabeh   +2 more
doaj   +1 more source

HiVAD : A Voice Activity Detection Application Based on Deep Learning

open access: yesJurnal Elkomika, 2021
ABSTRAK Dalam tulisan ini, deteksi aktivitas suara disajikan pada smartphone secara realtime dengan jaringan saraf konvolusional. Pengurangan waktu komputasi adalah masalah dari studi sebelumnya.
MUHAMMAD HILMI FARIDH   +1 more
doaj   +1 more source

Homogeneity Test Based Voice Activity Detection

open access: yesAl-Lisaniyyat, 2014
In this paper a new approach for voice activity detection (VAD) is proposed. This technique is based on homogeneity test of two autoregressive (AR) processes; each one models a speech window and involves the measure of a defined distance.
Ouahbi Rekik, Mustapha Djeddou
doaj   +1 more source

EVALUATION AND COMPARISON USING ACTIVITY SIGNALS OF SPEECH METHODS IN RIVER PLATE SPANISH USING BEPPA CORPUS

open access: yesRevista de Investigaciones Universidad del Quindío, 2016
The results obtained after comparing several algorithms which use basic methods of signal processing for speech activity detection of voice or VAD (Voice Activity Detection-VAD), were assessed in order to determine their effectiveness.
Horderlin Vrangel Robles   +3 more
doaj   +1 more source

Visual Voice Activity Detection in the Wild [PDF]

open access: yesIEEE Transactions on Multimedia, 2016
The visual voice activity detection (V-VAD) problem in unconstrained environments is investigated in this paper. A novel method for V-VAD in the wild, exploiting local shape and motion information appearing at spatiotemporal locations of interest for facial video segment description and the bag of words model for facial video segment representation, is
Foteini Patrona   +4 more
openaire   +3 more sources

An Efficient Android-Based Multimodal Biometric Authentication System With Face and Voice

open access: yesIEEE Access, 2020
Multimodal biometric authentication method can conquer the defects of the unimodal biometric authentication technology. In this paper, we design and develop an efficient Android-based multimodal biometric authentication system with face and voice ...
Xinman Zhang   +4 more
doaj   +1 more source

Voice activity detection in nonstationary noise

open access: yesIEEE Transactions on Speech and Audio Processing, 2000
A new fusion method for voice activity detection in additive nonstationary noise is suggested. A performance study of the methods: fusion, the geometrically adaptive energy level, periodicity measure, and zero crossings rates, is presented. The new method is shown to operate reliably down to -5 dB SNR.
S. Gökhun Tanyer, Hamza Özer
openaire   +3 more sources

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