顔写真

PHOTO

TONAKI Yozo
渡名喜　庸蔵
TONAKI Yozo
渡名喜　庸蔵
Institutional repository
Graduate School of Engineering Science　Department of Systems Innovation，Assistant Professor
Institutional repository

Research History 1

  1. 2023/10 - Present
    Osaka University　Graduate School of Engineering Science

Education 3

  1. Osaka University　Graduate School of Engineering Science

    2021/04 - 2023/09

  2. Osaka University　Graduate School of Engineering Science

    2019/04 - 2021/03

  3. Yamaguchi University　Faculty of Science　Mathematical Sciences

    2015/04 - 2019/03

Papers 8

  1. Small dispersion asymptotics for an SPDE in two space dimensions using triple increments

    Yozo Tonaki, Yusuke Kaino, Masayuki Uchida

    Journal of Statistical Planning and Inference　Vol. 241　2026/03　Research paper (scientific journal)

  2. Parametric estimation for linear parabolic SPDEs in two space dimensions based on temporal and spatial increments

    Yozo Tonaki, Yusuke Kaino, Masayuki Uchida

    Metrika　Vol. 88　No. 5　p. 601-656　2025/07　Research paper (scientific journal)

  3. Small diffusivity asymptotics for a linear parabolic SPDE in two space dimensions

    Yozo Tonaki, Yusuke Kaino, Masayuki Uchida

    Statistical Inference for Stochastic Processes　Vol. 28　No. 2　2025/06　Research paper (scientific journal)

    Publisher: Springer Science and Business Media LLC

  4. Parameter estimation for a linear parabolic SPDE model in two space dimensions with a small noise

    Yozo Tonaki, Yusuke Kaino, Masayuki Uchida

    Statistical Inference for Stochastic Processes　Vol. 27　No. 1　p. 123-179　2024/04　Research paper (scientific journal)

  5. Parameter estimation for linear parabolic SPDEs in two space dimensions based on high frequency data

    Yozo Tonaki, Yusuke Kaino, Masayuki Uchida

    Scandinavian Journal of Statistics　Vol. 50　No. 4　p. 1568-1589　2023/12　Research paper (scientific journal)

  6. Change point inference in ergodic diffusion processes based on high frequency data

    Yozo Tonaki, Masayuki Uchida

    Stochastic Processes and their Applications　Vol. 158　p. 1-39　2023/04　Research paper (scientific journal)

  7. Estimation for change point of discretely observed ergodic diffusion processes

    Yozo Tonaki, Yusuke Kaino, Masayuki Uchida

    Scandinavian Journal of Statistics　Vol. 50　No. 1　p. 142-183　2023/03　Research paper (scientific journal)

  8. Adaptive tests for parameter changes in ergodic diffusion processes from discrete observations

    Yozo Tonaki, Yusuke Kaino, Masayuki Uchida

    Statistical Inference for Stochastic Processes　Vol. 25　No. 2　p. 397-430　2022/07　Research paper (scientific journal)

Misc. 2

  1. Estimation for linear parabolic SPDEs in two space dimensions with unknown damping parameters

    Yozo Tonaki, Yusuke Kaino, Masayuki Uchida

    2025/04/14

  2. Estimation for the damping factor of the driving process of an SPDE in two space dimensions

    Yozo Tonaki, Yusuke Kaino, Masayuki Uchida

    2024/07/01

Institutional Repository 1

Content Published in the University of Osaka Institutional Repository (OUKA)

  1. Statistical change point inference for ergodic diffusion processes based on high frequency data

    渡名喜 庸蔵