Rchr
J-GLOBAL ID:200901034369336061   Update date: Jul. 20, 2024

Akahira Masafumi

アカヒラ マサフミ | Akahira Masafumi
Affiliation and department:
Job title: Professor Emeritus
Homepage URL  (1): http://www.math.tsukuba.ac.jp/~akahira/masafumi/
Research field  (3): Statistical science ,  Applied mathematics and statistics ,  Basic mathematics
Research keywords  (1): Mathematical Statistics
Research theme for competitive and other funds  (51):
  • 2020 - 2023 ベイジアン情報不等式による有効性
  • 2019 - 2023 広義の非正則モデルにおけるベイズ的推測に関する研究
  • 2019 - 2022 Tackling individualized modeling with ultra-high dimensional data
  • 2017 - 2019 New developments for big data by non-sparse modeling
  • 2014 - 2017 Statistics for Big Data: Development of Theories and Tackling the 3Vs
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Papers (119):
  • Akahira, M. Large deviation behavior of estimators for flattened distributions in a middle part. RIMS Kokyuroku. 2024. 2284,. 105-121,
  • Akahira, M, Ohyauchi, N. Asymptotic loss of the MLE of a truncation parameter in the presence of a nuisance parameter for a one-sided truncated family of distributions. Commun. Statist - Theory and Meth.,. 2023. Published. online,
  • Akahira, M, Ohyauchi, N. Second order asymptotics in Bayesian estimation for a one-sided truncated family of distributions. RIMS Kokyuroku, Kyoto University. 2023. 2254,. 108-117,
  • Akahira, M, Ohyauchi, N. On the efficiency of median unbiased estimators based on a sample of fixed size. 2022. 2221,. 115-123,
  • Akahira, M. Maximum likelihood estimation for a one-sided truncated family of distributions. Japanese Journal of Statistics and Data Science. 2021. 4. 1. , 317-344,
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MISC (70):
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Books (8):
  • Theory of Statistical Sequential Estimation
    Kyoritsu Pub. 2022
  • Theory of Statistical Unbiased Estimation
    Kyoritsu Publishing Co. 2019
  • Statistical Estimation for Truncated Exponential Families
    Springer 2017
  • An Introduction to Statistical Analysis
    Morikita Publishing Co. 2003
  • Joint Statistical Papers of Akahira and Takeuchi
    World Scientific Pub. Co., 2003
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Lectures and oral presentations  (3):
  • Round Table: Smart statistical societies in a small interconnected world
    (SIS(Societa Italiana di Statistica)2019: Smart Statistics for Smart Applications, 2019)
  • The history of deepening and progress in statistical inference (The address of President of the Japan Statistical Society)
    (Japanese Joint Statistical Meeting 2017, 2017)
  • Interval estimation procedures and information inequalities
    (The 59th World Statistics Congress, 2013)
Education (2):
  • 1969 - 1971 Waseda University, Graduate School of Science and Engineering
  • 1965 - 1969 Waseda University, School of Science and Engineering
Professional career (1):
  • Dr. Sci. (Waseda University)
Work history (9):
  • 2015/04 - 現在 University of Tsukuba, Professor Emeritus
  • 2006/08 - 2017/09 Science Council of Japan, Cooperating member
  • 2013/04 - 2015/03 University of Tsukuba, Specially Appointed Professor; Professor Emeritus
  • 2009/04 - 2013/03 University of Tsukuba, Executive Director & Vice President
  • 2007/04 - 2009/03 University of Tsukuba, Dean of the Graduate School of Pure and Applied Sciences
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Committee career (10):
  • 2019/06 - 2021/06 Japan Statistical Society, Inspector
  • 2017/06 - 2019/06 Japan Statistical Society, President
  • 2011/04 - 2013/06 Japan Statistical Society, Representative
  • 2010/04 - 2012/03 Japanese Society of Applied Statistics, Councilor
  • 2010/09 - 2011/03 Japan Statistical Society, Councilor
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Awards (3):
  • 2013/04 - The Prize for Science and Technology in Research Category of the Commendation for Science and Technology by the Ministry of Education, Sports, Science and Technology, Japan
  • 2007/09 - The JSS Prize of the Japan Statistical Society
  • 2004/09 - The Analysis Prize of the Mathematical Society of Japan
Association Membership(s) (4):
THE MATHEMATICAL SOCIETY OF JAPAN ,  THE JAPAN STATISTICAL SOCIETY ,  International Statistical Institute ,  Bernoulli Society for Mathematical Statistics and Probability
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