Seiji Adachi

Now accepting Masters in Musical Sound Analysis, Acoustic Imaging, Machine Learning for Acoustic Diagnosis

Computational methods in AMcoustics and fluid-dynamics, speech science, acoustics of musical instruments

Ph.D. in Physics, Dept. of Physics, Osaka University,1991

MSc in Physics, Dept. of Physics, Osaka University,1988

BSc in Physics, Dept. of Physics, Osaka University,1986

BSc in Mathematics, Dept. of Mathematics, Osaka University, 1983

Professor, School of Marine Science and Technology, Tianjin University, 2023–present

Professor, General Education Center, Tezukayama University, Japan, 2021–2022

Research Scientist, Dept. of Acoustics, Fraunhofer institute for building physics, Germany, 2006–2021

Senior Researcher, ATR Human Information Science Research Labs, Japan, 2002–2006

Associate Professor, Dept. of Info. Sci/Tech, Aichi Prefectural University, Japan, 1998–2002

Research Associate, ATR Human Information Processing Research Labs, Japan, 1992-1998

Building an acoustic diagnosis model for unmanned ships

Acoustic imaging

Modeling flute-like musical instruments

Building electro-acoustic fusion instruments

Speech science

Papers:

S. Adachi, ``Jet oscillation model for flute-like instruments allowing overall deflection,'' Proc. Mtgs. Acoust. 52 035001 (2024)

H. Takemoto, S. Adachi and N. Toda, “One-dimensional static vocal tract model in the time domain,” Acoust. Sci. Tech. 44(1) 9–16 (2023)

C. Contell Asins, V. Landersheim, D. Laveuve, S. Adachi, M. May, J.-D. Wacker and J. Decker, “Analysis and Design of a Leading Edge with Morphing Capabilities for the Wing of a Regional Aircraft—Gapless Chord- and Camber-Increase for High-Lift Performance,” Appl. Sci. 11(6) 2752 (2021)

C. Contell Asins, V. Landersheim, J.-D. Wacker, S. Adachi, S.Arnold-Keifer and M. May, “Design of a morphing leading edge as a high lift device for a regional aircraft,” IOP Conf. Ser.: Mater. Sci. Eng. 1024 012033 (2021)

S.Graf, J. Schwiebacher, L. Richter, M. Buchberger, S. Adachi, W. Mastnak and P. Hoyer, “Adjustment of Vocal Tract Shape via Biofeedback: Influence on Vowels,” J. Voice. 34(3) 335–345 (2020)

P. Mokhtari, H. Kato, H. Takemoto, R. Nishimura, S. Enomoto, S. Adachi and T. Kitamura, “Further observations on a principal components analysis of head-related transfer functions,” Sci. Rep. 9, Article number: 7477 (2019)

S.Adachi, “Resonance modes of a flute with one open tone hole,” Acoust. Sci. Tech. 38(1) 14–22 (2017)

H. Takemoto, S. Adachi, P. Mokhtari and T. Kitamura, “Acoustic interaction between the right and left piriform fossae in generating spectral dips,” J. Acoust. Soc. Am. 134(4) 2955–2964 (2013)

K. Honda, T. Kitamura, H. Takemoto, S. Adachi, P. Mokhtari, S. Takano, Y. Nota, H. Hirata, I. Fujimoto, Y. Shimada, S. Masaki, S. Fujita and J. Dang, “Visualization of hypopharyngeal cavities and vocal-tract acoustic modelling,” Computer Methods in Biomechanics and Biomedical Engineering, 13(4) 443–453 (2010)

T. Kitamura, H. Takemoto, S. Adachi and K.Honda, “Transfer function of solid vocal-tract models constructed from ATR MIR database of Japanese vowel production,” Acoust. Sci. Tech. 30 288–296 (2009)

M. Otani, T. Hirahara, S. Shimizu and S. Adachi, “Numerical Simulation of Transfer and Attenuation Characteristics of Soft-tissue Conducted Sound Originating from Vocal Tract,” Applied Acoustics 70(3) 469–472 (2009)

S. Adachi, H. Takemoto, T. Kitamura, P. Mokhtari, K. Honda, “Vocal tract length perturbation and its application to male-female vocal tract shape conversion,” J. Acoust. Soc. Am. 121(6) 3874–3885 (2007)

T. Kitamura, H. Takemoto, S. Adachi, P. Mokhtari, K. Honda, “Cyclicity of laryngeal cavity resonance due to vocal fold vibration,” J. Acoust. Soc. Am. 120(4) 2239–2249 (2006)

H. Takemoto, S. Adachi, T. Kitamura, P. Mokhtari, K. Honda, “Acoustic roles of the laryngeal cavity in vocal tract resonance,” J. Acoust. Soc. Am. 120(4) 2228–2238 (2006)

S. Adachi and J. Yu, “Two-dimensional model of vocal fold vibration for sound synthesis of voice and soprano singing,” J. Acoust. Soc. Am. 117(5) 3213–3224 (2005)

S. Adachi, H. Yasukawa, I. Takumi and M. Hata, “Signal processing and sonification of seismic electromagnetic radiation in the ELF band,” IEICE Trans. Fundamentals E84-A 1011–1016 (2001)

S. Adachi and M. Yamada, “An acoustical study of sound production in biphonic singing, Xoomij,” J. Acoust. Soc. Am. 105 2920–2932 (1999)

S.Adachi and M. Sato, “Trumpet sound simulation using a two-dimensional lip vibration model,” J. Acoust. Soc. Am. 99 1200–1209 (1996)

S. Adachi and M. Sato, “Time-domain simulation of sound production in brass instruments,” J. Acoust. Soc. Am. 97 3850–3861 (1995)

S.Adachi, “One-loop surface tension on a boundary in lambda phi^4 theory,” Z. Phys. C 49, 585–590 (1991)

Books:

S. Adachi, “Acoustics of musical instruments.” Acoustic Lecture Series Vol. 9 Musical Acoustics, Corona-sha Co. Ltd, edited by Acoustical Society of Japan, 2023.

S. Adachi, “Wind instruments and organs.” Science of Musical Instruments — Illustrated explanation of how musical instruments work and how they produce sound，Softbank Creative Co. Ltd, edited by M. Yanagida, 2013.

S. Adachi, “Brass Instruments”, “String Instruments”, “Keyboard Instruments”, “Woodwind Instruments” Encyclopedia of Sound, Maruzen Co. Ltd, edited by M. Tanaka et al. 2006.

*Academic encouragement award of the Information Processing Society of Japan (1992)

Awaya academic encouragement award of the Acoustical Society of Japan (1996)

Presentation award of the Acoustical Society of Japan (2003)

*Member of the musical acoustics committee of the Acoustical Society of America

Associate editor for the Journal of Acoustical Society of Japan