نتایج جستجو برای: voice analysis

تعداد نتایج: 2854725  

Journal: :Journal of voice : official journal of the Voice Foundation 2009
Ernesto Bruno Alessandro De Padova Bianca Napolitano Patrizia Marroni Raffaella Batelli Fabrizio Ottaviani Marco Alessandrini

Previous studies have investigated the relationship between muscular tension, body posture, and voice quality. The aim of this paper is to study the postural pattern during voice production in healthy subjects compared with patients affected by voice disorders and in the same patients before and after vocal treatment by means of static posturography. Classic posturographic variables and spectra...

2004
Jong Min Choi Myung-Whun Sung Kwang Suk Park Jeong-Hun Hah

Programs for the analysis of pathological voice data have been presented for the last few decades. Computerized Speech Lab (CSL) has been recognized as a standard in the field of pathological voice analysis. PRAAT is a new open program which is constantly being improved almost every week. CSL gives the “Voice disorders database” which was produced by Massachusetts Eye and Ear Infirmary. In this...

2001
Natalija Bolfan-Stosic Emica Farago

The sample of this research were seven children with neuro-motoric disorders (of both sexes3 girls and 4 boys). Acoustic analysis of voice parameters, representing variables in this research (fundamental frequency, jitter, shimmer, harmonic to noise ratio as well as maximum duration of the vowel /a/) has been made by using EZ Voice Plus program for voice analysis. The results of correlation mat...

Journal: :Journal of voice : official journal of the Voice Foundation 2007
P Gómez-Vilda R Fernández-Baillo A Nieto F Díaz F J Fernández-Camacho V Rodellar A Alvarez R Martínez

Voice disorders are a source of increasing concern as normal voice quality is a social demand for at least one third of the population in developed countries in cases where voice is an essential resource in professional exercise. In addition, the growing exposure to certain pathogenic factors such as smoking, alcohol abuse, air pollution, and acoustic contamination, and other problems such as g...

2009
Jón Guðnason Mark R. P. Thomas Patrick A. Naylor Daniel P. W. Ellis

The paper presents a voice source waveform modeling techniques based on principal component analysis (PCA) and Gaussian mixture modeling (GMM). The voice source is obtained by inverse-filteirng speech with the estimated vocal tract filter. This decomposition is useful in speech analysis, synthesis, recognition and coding. Existing models of the voice source signal are based on function-fitting ...

2012
Shiv Kumar

10  Abstract—A good amount of work has been done in the field of compression, voice signal detection, and spectrum analysis which has been generated a number of results in the past few decades. In this research, following three important problems have been identified: 1. To distinguish between constitutional and unconstitutional Voice: It is an important task to identify authenticity of record...

1997
Yoshiyuki Horii

The National Center for Voice and Speech is a multi-site, interdisciplinary organization dedicated to delivering state-of-the-art voice and speech research to practitioners, trainees and the general public. Members of the consortium are The Univer-A workshop was held on the 17th and 18th of February, 1994, in Denver, Colorado to reach better agreement on purpose and methods of acoustic analysis...

2011
Jieun Song

This study investigates the intelligibility of English lexical stress produced by Korean native speakers for English native listeners and Korean native listeners. Listeners had to listen to English disyllabic words where the position of stress determines whether the word is a noun or a verb and identify intended stress patterns. The results reveal that the ‘Interlanguage Speech Intelligibility ...

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