Results 21 to 30 of about 167,964,167 (121)

An Automatic Voice Test Method of HMI for Train with PerceptualEvaluation of Speech Quality

open access: yesKongzhi Yu Xinxi Jishu, 2021
During the train HMI speaker test, operator should judge the quality of voice by ear, which causes difference in HMI voice quality test by the influence of environment nosie, HMI assembly, etc.
GAO Feng, ZHANG Hongwei
doaj  

AN EFFICIENT SPEECH GENERATIVE MODEL BASED ON DETERMINISTIC/STOCHASTIC SEPARATION OF SPECTRAL ENVELOPES

open access: yesДоклады Белорусского государственного университета информатики и радиоэлектроники, 2020
The paper presents a speech generative model that provides an efficient way of generating speech waveform from its amplitude spectral envelopes. The model is based on hybrid speech representation that includes deterministic (harmonic) and stochastic ...
M. Taha   +3 more
doaj   +1 more source

The investigation of frame disturbance (FD) in perceptual evaluation speech quality (PESQ) as a perceptual metric [PDF]

open access: yes, 2015
© 2006-2015 Asian Research Publishing Network (ARPN). Satisfying customers' needs economically is one of the important aspects in mobile communication industry.
A. Jusoh (23550760)   +4 more
core   +1 more source

Robust Blind Speech Watermarking via FFT-Based Perceptual Vector Norm Modulation With Frame Self-Synchronization

open access: yesIEEE Access, 2021
Watermarking is an important measure for protecting proprietary digital multimedia data. This paper presents a novel approach to achieving robust and imperceptible blind speech watermarking on a frame-by-frame basis.
Hwai-Tsu Hu   +2 more
doaj   +1 more source

Speech quality evaluation using digital watermarking

open access: yes, 2006
Speech quality evaluation is a very important research topic. The Mean Opinion Score (MOS) is reliable but the listening test is very expensive, time consuming, and even impractical for some applications.
Cai, Libin
core   +2 more sources

Reliability of perceptions of voice quality: evidence from a problem asthma clinic population [PDF]

open access: yes, 2009
<p>Introduction: Methods of perceptual voice evaluation have yet to achieve satisfactory consistency; complete acceptance of a recognised clinical protocol is still some way off.</p> <p>Materials and methods: Three speech and ...
Chapman, L.M.   +13 more
core   +1 more source

Options for Performing DNN-Based Causal Speech Denoising Using the U-Net Architecture

open access: yesApplied System Innovation
Speech enhancement technology seeks to improve the quality and intelligibility of speech signals degraded by noise, particularly in telephone communications.
Hwai-Tsu Hu, Tung-Tsun Lee
doaj   +1 more source

A Novel Approach to Speech Enhancement Based on Deep Neural Networks

open access: yesAdvances in Electrical and Computer Engineering, 2022
Minimum mean-square error (MMSE) approaches have been shown to achieve state-of-the-art performance on the task of speech enhancement. However, MMSE approaches lack the ability to accurately estimate non-stationary noise sources.
SALEHI, M., MIRZAKUCHAKI, S.
doaj   +1 more source

Double-Talk Detection-Aided Residual Echo Suppression via Spectrogram Masking and Refinement

open access: yesAcoustics, 2022
Acoustic echo in full-duplex telecommunication systems is a common problem that may cause desired-speech quality degradation during double-talk periods.
Eran Shachar   +2 more
doaj   +1 more source

Lightweight Real-Time Recurrent Models for Speech Enhancement and Automatic Speech Recognition.

open access: yesInternational Journal of Interactive Multimedia and Artificial Intelligence
Traditional recurrent neural networks (RNNs) encounter difficulty in capturing long-term temporal dependencies. However, lightweight recurrent models for speech enhancement are important to improve noisy speech, while being computationally efficient and
Sami Dhahbi   +6 more
doaj   +1 more source

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