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J-GLOBAL ID:200901072875741682   Update date: May. 10, 2024

Nakamura Yoshimasa

ナカムラ ヨシマサ | Nakamura Yoshimasa
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Affiliation and department:
Job title: Professor
Homepage URL  (1): https://sites.google.com/view/nakamura-yoshimasa/%E3%83%9B%E3%83%BC%E3%83%A0
Research field  (2): Applied mathematics and statistics ,  Basic mathematics
Research keywords  (3): Computational Mathematics ,  可積分系 ,  Integrable Systems
Research theme for competitive and other funds  (42):
  • 2017 - 2020 Integrable Algorithms: Basis of Higher Accurate Computations with Positivity
  • 2015 - 2018 Challenge to Breakdown of Integrable Algorithms
  • 2013 - 2016 Theory of classical orthogonal polynomials in terms of discrete integrable systems and its applications
  • 2012 - 2016 Development of high speed singular value decomposition algorithm for sparse matrices of large scale and upload of its source code
  • 2011 - 2013 A Challenge to Relative Errors by Numerical Algorithms with Positivity
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Papers (141):
  • Miho Chiyonobu, Takahiro Miyamae, Masami Takata, Jun Harayama, Kinji Kimura, Yoshimasa Nakamura. Singular value decomposition for complexmatrices using two-sided Jacobi method. The Journal of Supercomputing. 2024
  • Miho Chiyonobu, Itsuki Kuboi, Rika Tanaka, Shinya Ozawa, Yohsuke Hosoda, Masami Takata, Kinji Kimura, Yoshimasa Nakamura. Iterative Censoring and Highly Efficient Machine Learning with Condition Number in LSMR Method. 2023 Congress in Computer Science, Computer Engineering, & Applied Computing (CSCE). 2023
  • Miho Chiyonobu, Masami Takata, Jun Harayama, Kinji Kimura, Yoshimasa Nakamura. Proposed Preprocessing for High-Performance Complex Singular Value Decomposition. 2023 Congress in Computer Science, Computer Engineering, & Applied Computing (CSCE). 2023
  • Asahi Ueda, Masashi Iwasaki, Yoshimasa Nakamura. Discrete Lotka-Volterra with shift algorithm for computing matrix eigenvalues and singular values. Japan Journal of Industrial and Applied Mathematics. 2023
  • Masato Shinjo, Akiko Fukuda, Koichi Kondo, Yusaku Yamamoto, Emiko Ishiwata, Masashi Iwasaki, Yoshimasa Nakamura. Discrete hungry integrable systems - 40 years from the Physica D paper by W.W. Symes. Physica D: Nonlinear Phenomena. 2022. 439. 133422-133422
more...
MISC (93):
more...
Patents (8):
  • HIGH-SPEED HIGH-ACCURACY MATRIX SINGULAR VALUE DECOMPOSITION METHOD, PROGRAM, AND DEVICE
  • EIGENVALUE DECOMPOSITION APPARATUS AND EIGENVALUE DECOMPOSITION METHOD
  • 固有値分解装置,及び固有値分解方法
  • 特異値分解装置,及び特異値分解方法
  • IMAGE FEATURE EXTRACTION METHOD AND IMAGE COMPRESSION METHOD
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Books (9):
  • Numerical Computations of Eigenvalues and Singular Values
    2019 ISBN:9784621304730
  • The World of Applied Mathematica & Physics
    2019 ISBN:9784535788831
  • Numerical Linear Algebra: Theory and HPC
    Koritsu 2018 ISBN:9784320019553
  • Mathematics of Integrable Systems
    Asakura 2018 ISBN:9784254117271
  • この数学がおもしろい(新装増補版)
    数学書房, (分担執筆, 数学のおもちゃ箱, pp. 132--135) 2011 ISBN:9784903342641
more...
Lectures and oral presentations  (19):
  • 応用可積分系分野の基礎方程式としての戸田格子方程式
    (平成29 年度応用数理学会年会 2017)
  • Recent developments in integrable algorithms
    (JSIAM-ANZIAM Special Session 2016)
  • Accurate numerical integration algorithm for the Kepler motion
    (Annual Workshop on Modeling and Simulation in Applied Mathematics Department of Mathematics Graduate School of Science 2015)
  • Bisection and inverse iteration algorithms for computing eigenpair subsets of symmetric band matrices
    (International Workshop on Eigenvalue Problems: Algorithms; Software and Applications, in Petascale Computing (EPASA2015), 2015)
  • Prospect of Integrable Numerical Algorithms
    (Forum on Scientific and Engineering Computing 2013 2013)
more...
Works (2):
  • 特異値分解法の革新による実用化基盤の構築
    2002 -
  • Design of the standard package by a new singular value decomposition algorithm
    2002 -
Professional career (2):
  • Doctor of Engineering (Kyoto University)
  • Master of Engineering (Kyoto University)
Work history (4):
  • 2023/04 - 現在 Osaka Seikei University President
  • 2021/04 - 2023/03 Osaka Seikei University
  • 2001/04 - 2021/03 Kyoto University Graduate School of Informatics
  • 1996/04 - 2002/03 Osaka University Graduate School of Engineering Science
Association Membership(s) (11):
情報処理学会 ,  Society for Industrial and Applied Mathematics(SIAM) ,  American Mathematical Society(AMS) ,  システム制御情報学会 ,  日本応用数理学会 ,  日本数学会 ,  Society of Industrial and Applied Mathematics (SIAM) ,  Americal Mathematical Society (AMS) ,  Information Processing Society of Japan ,  Japan SIAM ,  Mathematical Society of Japan
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