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Performance of Glottal Inverse Filtering as Tested by Aeroelastic Modelling of Phonation and FE Modelling of Vocal Tract
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SYSNO ASEP 0042641 Document Type J - Journal Article R&D Document Type Journal Article Subsidiary J Článek ve WOS Title Performance of Glottal Inverse Filtering as Tested by Aeroelastic Modelling of Phonation and FE Modelling of Vocal Tract Title Ověření metody glotální inverzní filatrace pomocí aeroelastického modelu fonace a MKP modelu vokálního traktu Author(s) Alku, P. (FI)
Horáček, Jaromír (UT-L) RID, ORCID
Airas, M. (FI)
Griffond-Boitier, F. (FR)
Laukkanen, A. M. (FI)Source Title Acta Acustica United with Acustica. - : S. Hirzel Verlag - ISSN 1610-1928
Roč. 92, č. 5 (2006), s. 717-724Number of pages 8 s. Language eng - English Country DE - Germany Keywords biomechanics of voice ; numerical simulation of vocal fold vibration ; FE simulation of fonation Subject RIV JU - Aeronautics, Aerodynamics, Aircrafts R&D Projects IAA2076401 GA AV ČR - Academy of Sciences of the Czech Republic (AV ČR) CEZ AV0Z20760514 - UT-L (2005-2011) UT WOS 000244415400007 Annotation Performance of glottal inverse filtering (IF) is evaluated in this paper by using speech material produced with a physically-based approach represented with an aeroelastic model of vocal folds and a Finite element (FE) model of the vocal tract for the vowel /a/. an inverse filtering algorithm was used to estimate the glottal flow from the speech pressure signal generated by the model. Comparison between the estimated glottal flow and the original flow generated by computational modelling shows that the IF method is able to yield an accurate estimate for the glottal flow provided that fundamental frequency of the sound is below 400 Hz. Workplace Institute of Thermomechanics Contact Marie Kajprová, kajprova@it.cas.cz, Tel.: 266 053 154 ; Jana Lahovská, jaja@it.cas.cz, Tel.: 266 053 823 Year of Publishing 2010
Number of the records: 1