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J-GLOBAL ID:200901034094044146   Update date: Jan. 31, 2024

Ashino Ryuichi

アシノ リュウイチ | Ashino Ryuichi
Affiliation and department:
Job title: Professor
Homepage URL  (1): http://www.osaka-kyoiku.ac.jp/~ashino
Research field  (1): Basic analysis
Research keywords  (4): Partial Differential Operators ,  Singular Perturbations ,  MATLAB ,  Wavelet Analysis
Research theme for competitive and other funds  (31):
  • 2021 - 2024 An estimation of scaling parameters in signals or images based on wavelet analysis
  • 2020 - 2022 四元数値関数の時間周波数解析
  • 2017 - 2020 Image separation based on wavelet analysis
  • 2016 - 2020 Mathematical Problems in Application of Wavelet Analysis and Signal Processing
  • 2017 - 2019 多次元マルチウェーブレット解析の応用における数学的諸問題
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Papers (167):
  • Takeshi Mandai, Ryuichi Ashino, Akira Morimoto. Some Inequalities for Parseval Frames. Trends in Mathematics. 2023. 703-713
  • Ryuichi Ashino, Takeshi Mandai, Akira Morimoto. Inequalities on the closeness of two vectors in a Parseval frame. Japan Journal of Industrial and Applied Mathematics. 2023
  • Mawardi Bahri, Ryuichi Ashino. On uncertainty principles for the fractional Fourier transform. INFORMATION. 2021. 24. 2. 85-92
  • Mawardi Bahri, Amir Kamal Amir, Ryuichi Ashino. Linear canonical wavelet transform: Properties and inequalities. International Journal of Wavelets, Multiresolution and Information Processing. 2021. 19. 6. 2150027-1-2150027-19
  • Mawardi Bahri, Ryuichi Ashino. An inequality for linear canonical transform. Sensor Networks and Signal Processing Proceedings of the 2nd Sensor Networks and Signal Processing (SNSP 2019), 19-22. 2020. 176. 311-323
more...
MISC (16):
  • 芦野隆一. David Leigh Donoho 氏の業績. Sugaku. 2020. 72. 1. 73-79
  • 芦野隆一. 私の好きな数学書. 数学ガイダンス2018. 2018. 30-34
  • 芦野隆一. 私の好きな数学書. 数学セミナー. 2015. 54. 4. 28-32
  • Morimoto Akira, Ashino Ryuichi, Ikebe Kazuma, Tatsumi Motoi, Mandai Takeshi. On an $N$-tree discrete wavelet transform (Wavelet analysis and sampling theory). RIMS Kokyuroku. 2014. 1928. 1-26
  • 芦野隆一. ウェーブレット理論と工学への応用. 数学. 2014. 66. 1. 90-95
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Books (16):
  • Continuous Multiwavelet Transform for Blind Signal Separation
    Springer International Publishing 2017 ISBN:9783319475110
  • Computational Science and Engineering
    近代科学社 2017
  • 応用のためのウェーブレット
    共立出版 2016
  • 応用数理ハンドブック,項目「ウェーブレット解析の発展」
    朝倉書店 2013
  • Two-Dimensional Quaternionic Windowed Fourier Transform
    INTECH Open Access Publisher 2011
more...
Lectures and oral presentations  (5):
  • Bernstein theorem related to two-sided quaternion Fourier transform
    (ISAAC Congress 2021)
  • On uncertainty Principles Related to Fractional Fourier Transform
    (The 10th International Conference on Information 2021)
  • Uncertainty Principles Related to Fractional Fourier Transform
    (日本応用数理学会 2021)
  • Some Properties of Fractional Wavelet Transform and its Relation to Conventional Wavelet Transform
    (The Third International Conference on Mathematical Characterization, Analysis and Applications of Complex Information (CMCAA 2020) Sept 11th - Sept 13th 2020, Beijing, China 2020)
  • An Inequality for Linear Canonical Transform
    (2019 International Conference on Machine Learning and Intelligent Systems (MLIS 2019) 2019)
Education (2):
  • 1983 - 1989 Osaka City University Graduate School of Science Mathematics
  • 1977 - 1981 Kyoto University Faculty of Science 数理系
Professional career (4):
  • Master of Sciences (Osaka City University)
  • 理学修士 (大阪市立大学)
  • Doctor of Sciences (Kyoto University)
  • 理学博士 (京都大学)
Work history (6):
  • 2004/05/01 - 2007/04/30 Adjunct Professor, Department of Mathematics and Statistics, Faculty of Arts, York University.
  • 2005/04/01 - Professor, Division of Mathematical Sciences, Faculty of Education, Osaka Kyoiku University.
  • 1997/04/01 - 2005/03/31 Associate Professor, Division of Mathematical Sciences, Faculty of Education, Osaka Kyoiku University.
  • 1996/04/01 - 1997/03/31 Visiting Professor, Faculty of Science, University of Ottawa.
  • 1995/04/01 - 1997/03/31 Associate Professor, Faculty of General Education, College of Industrial Technology.
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Association Membership(s) (5):
International Society for Mathematical Sciences ,  Japan Society for Industrial and Applied Mathematics ,  Mathematical Society of Japan ,  Society for Industrial and Applied Mathematics ,  American Mathematical Society
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