Fujiwara Akio

フジワラアキオ | Fujiwara Akio

Affiliation and department：
Job title： Professor
Homepage URL (1)： http://www.math.sci.osaka-u.ac.jp/~fujiwara/

Research field (3)： Applied mathematics and statistics , Mathematical physics and basic theory , Basic mathematics

Research keywords (4)： Noncommutative Statistics , Information Geometry , Quantum Information , Mathematical Engineering

Research theme for competitive and other funds (32)：

2023 - 2028 量子力学的システムの統計的性質に内在する情報幾何構造の総合的研究
2017 - 2022 古典および量子統計的システムにおける新規な情報幾何構造の探究
2015 - 2018 Structures of empirical probability spaces associated with convex games
2010 - 2016 Exploring Information Geometrical Methods in Noncommutative Probability Theory
2010 - 2012 Information theoretic study of empirical probability

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Papers (37)：

Akio Fujiwara, Koichi Yamagata. Efficiency of estimators for locally asymptotically normal quantum statistical models. The Annals of Statistics. 2023. 51. 3. 1159-1182
Akio Fujiwara. Hommage to Chentsov’s theorem. Information Geometry. 2022
Yuzuru Sato, Daiji Tsutsui, Akio Fujiwara. Noise-induced degeneration in online learning. Physica D: Nonlinear Phenomena. 2022. 430. 133095-133095
Akio Fujiwara. Dually flat structures induced from monotone metrics on a two-level quantum state space. The European Physical Journal Plus. 2020. 135. 10
Saki Nohara, Ryo Okamoto, Akio Fujiwara, Shigeki Takeuchi. Adaptive quantum state estimation for dynamic quantum states. Physical Review A. 2020. 102. 3

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MISC (17)：

Oyama Satoshi, Okamoto Ryo, Ono Takafumi, Takeuchi Shigeki, Yamagata Koichi, Fujiwara Akio. 30aCC-8 Adaptive Quantum State Estimation for Single Quantum Bit. Meeting abstracts of the Physical Society of Japan. 2014. 69. 1. 215-215
Oyama Satoshi, Iefuji Minako, Okamoto Ryo, Yamagata Koichi, Fujiwara Akio, Takeuchi Shigeki. 19aAK-9 Adaptive Measurement for Quantum Phase Estimation II. Meeting abstracts of the Physical Society of Japan. 2012. 67. 2. 141-141
Iefuji Minako, Okamoto Ryo, Yamagata Koichi, Imai Hiroshi, Fujiwara Akio, Takeuchi Shigeki. 22pEB-4 Adaptive Measurement for Quantum Phase Estimation. Meeting abstracts of the Physical Society of Japan. 2011. 66. 2. 151-151
FUJIWARA Akio. Quantum Channel Coding Problems : Variations on a Theme by Holevo. The Journal of the Institute of Electronics,Information and Communication Engineers. 2002. 85. 8. 586-590
Akio Fujiwara. Statistical estimation of a quantum channel. Foundations of Quantum Mechanics in the Light of New Technology, edited by Y.A. Ono and K. Fujikawa. 2002

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Books (3)：

Education (2)：

1991 - 1993 The University of Tokyo The Graduate School of Engineering Department of Mathematical Engineering and Information Physics
1980 - 1984 The University of Tokyo The Faculty of Engineering Department of Applied Physics

Professional career (1)：

Work history (8)：

2005/10 - 現在 Osaka University Graduate School of Science Department of Mathematics Professor
2012/09 - 2013/01 University of Cambridge Visiting Academic
2006/08 - 2007/03 University College London Visiting Academic
2000/10 - 2005/09 Osaka University Graduate School of Science Department of Mathematics Associate Professor
1994/10 - 2000/09 Osaka University Graduate School of Science Department of Mathematics Assistant Professor

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Association Membership(s) (2)：

日本物理学会 , 日本数学会

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