Ph.D. in Engineering, Shizuoka University, Japan, 1993
Master of Engineering, Shizuoka University, Japan, 1990
Electrical and Electronic Engineer, National University of Córdoba, Argentina, 1985
Current Position
Professor (Full), Department of Computer Science, University of Brasília, Brazil, 2011–present
Visiting Research Positions
Visiting Researcher, Laboratory of Geophysical and Industrial Flows (LEGI), Grenoble Alpes University, France
September–October 2022: LabEx Tec 21 Program
June–August 2019 and November 2019–January 2020: "Campagne chercheurs invités 2019"
Visiting Researcher, Faculty of Applied Sciences, Université Libre de Bruxelles, Belgium
CNPq/F.R.S.-FNRS Scientific Cooperation Program, September 2012 and December 2013–January 2014
"Poste Rouge" Visiting Researcher, GIPSA-Lab, Grenoble, France
September 2010–March 2011
Previous Positions
Associate Professor, Department of Mathematics, University of Brasília, 1997–2011
Postdoctoral Fellow, Department of Psychology, Queen's University (Canada) and Department of Computer Science, University of Toronto, 1996–1997
Researcher, CNPq (Brazil)
Department of Electrical Engineering, Federal University of Santa Catarina, 1993–1994
Department of Computer Science, University of Brasília, 1995–1996
Awards and Honors
Research Fellowships
Research Fellowship of the CNPq (Brazilian National Council for Scientific and Technological Development)
Biomedical Engineering, 2022–present
Mathematics, 1998–2020
Monbusho Scholarship, Japanese Ministry of Education for foreign graduate students, 1987–1993
Scientific Awards
2026 — Paper accepted in Journal of Voice on web-based acoustic voice quality index validation
First Place (2021) and Second Place (2017) in Prize "Paulo Pontes" of the Brazilian Chapter of The Voice Foundation
Prizes for Excellence (2013, 2015) and Honorable Mention (2016, 2020) for papers presented at conferences of the Brazilian Society of Speech-Language Pathology and Audiology
International Research Collaborations
Grenoble Alpes University (France) — Physical modeling of phonation
Université Libre de Bruxelles (Belgium) — Voice disorder synthesis
Center of Voice Studies, São Paulo (Brazil) — Clinical voice assessment
Haskins Laboratories, Yale University (USA) — Speech production
Queen's University (Canada) — Facial biomechanics in speech
Research Impact
50+ peer-reviewed publications in leading journals including Journal of the Acoustical Society of America, Journal of Voice, and Journal of Speech, Language, and Hearing Research
Developer of SimuVox voice synthesis software (award-winning)
Creator of PhonaLab web-based voice analysis platform — 1,200+ users across 60+ countries, validated in Journal of Voice (2026)