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Ph.D. in Information Science ( Waseda University)
Details of the Researcher
Research History 5
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2026/04 - PresentTohoku University Graduate School of Information Sciences Department of Computer and Mathematical Sciences Professor
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2016/04 - 2026/03Iwate University Faculty of Science and Engineering
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2007/09 - 2016/03Gifu University Faculty of Engineering
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2006/04 - 2007/08Waseda University Advanced Research Institute for Science and Engineering Visiting Lecturer (full-time)
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2003/04 - 2006/03Waseda University School of Science and Engineering
Education 4
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Waseda University Graduate School of Science and Engineering
2002/09 - 2005/03
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Waseda University Graduate School of Science and Engineering
2001/04 - 2002/09
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Waseda University School of Science and Engineering
1997/04 - 2001/03
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Nagano Prefectural Ueda Senior High School
1994/04 - 1997/03
Committee Memberships 12
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日本応用数理学会「行列・固有値問題の解法とその応用」研究部会 幹事
2026/04 - Present
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日本応用数理学会 代表会員
2026/04 - Present
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日本応用数理学会「行列・固有値問題の解法とその応用」研究部会 運営委員
2019/03 - Present
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日本応用数理学会論文誌編集委員会 委員
2014/04 - Present
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日本応用数理学会論文誌2025年論文賞審査委員会 委員
2025/03 - 2025/09
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第50回数値解析シンポジウム実行委員会 委員長
2024/01 - 2024/07
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JSIAM Letters 編集委員会 委員
2020/04 - 2024/03
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第49回数値解析シンポジウム実行委員会 委員長
2019/06 - 2023/12
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日本応用数理学会論文誌2020年論文賞審査委員会 委員
2020/03 - 2020/09
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日本応用数理学会論文誌2019年論文賞審査委員会 委員
2019/06 - 2019/09
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Numerical methods for spectral problems: theory and applications Program committee
2019/03 - 2019/09
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日本応用数理学会論文誌2018年論文賞審査委員会 委員
2018/06 - 2018/09
Professional Memberships 3
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The Mathematical Society of Japan
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SIAM
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日本応用数理学会
Research Interests 4
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Verified computation
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Matrix Analysis
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Interval analysis
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Numerical Analysis
Research Areas 2
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Natural sciences / Applied mathematics and statistics /
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Informatics / Mathematical informatics /
Awards 4
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令和3年度後期岩手大学教養教育科目優秀授業表彰
2022/05
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令和3年度岩手大学理工学部授業評価優秀教員表彰
2022/03
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日本シミュレーション学会研究賞
2006/06
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早稲田大学第16回大川功記念賞
2006/04
Papers 59
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Complementary error matrix function and its numerical computation International-journal International-coauthorship Peer-reviewed
Amir Sadeghi, Shinya Miyajima
Linear Algebra and its Applications 2026/08
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Perturbation theory for the matrix Mittag-Leffler function International-journal Peer-reviewed
Shinya Miyajima
JSIAM Letters 2025/12
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Enhanced estimation method for partial scattering functions in CV-SANS via Gaussian process with prior knowledge of smoothness International-journal Peer-reviewed
Ippei Obayashi, Shinya Miyajima, Kazuaki Tanaka, Koichi Mayumi
Journal of Applied Crystallography 2025/06
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Error evaluation of partial scattering functions obtained from contrast variation small-angle neutron scattering International-journal Peer-reviewed
Koichi Mayumi, Tatsuro Oda, Shinya Miyajima, Ippei Obayashi, Kazuaki Tanaka
Journal of Applied Crystallography 2025/02
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Some properties concerning Perron vectors of weakly irreducible nonnegative tensors, and their application to rigorous enclosure International-journal Peer-reviewed
Shinya Miyajima
Linear Algebra and its Applications 2024/04/15
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Fast verified computation for real powers of large matrices with Kronecker structure International-journal Peer-reviewed
Shinya Miyajima
Applied Mathematics and Computation 2023/09
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Fast enclosure for the minimal nonnegative solution to the nonsymmetric T-Riccati equation International-journal Peer-reviewed
Shinya Miyajima
Calcolo 2022/09
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Fast verified computation for positive solutions to M-tensor multi-linear systems and Perron vectors of a kind of weakly irreducible nonnegative tensors International-journal Peer-reviewed
Shinya Miyajima
Journal of Computational and Applied Mathematics 2022/05
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Verified computation of matrix gamma function International-journal Peer-reviewed
Shinya Miyajima
Linear and Multilinear Algebra 2022/05
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Verified computation of real powers of matrices International-journal Peer-reviewed
Shinya Miyajima
Journal of Computational and Applied Mathematics 2021/08
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Fast verification for the Perron pair of an irreducible nonnegative matrix International-journal Peer-reviewed
Shinya Miyajima
The Electronic Journal of Linear Algebra 2021/05
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Computing enclosures for the matrix Mittag-Leffler function International-journal Peer-reviewed
Shinya Miyajima
Journal of Scientific Computing 2021/05
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Verified computation for the geometric mean of two matrices International-journal Peer-reviewed
Shinya Miyajima
Japan Journal of Industrial and Applied Mathematics 2021/01
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Enclosing Moore-Penrose inverses International-journal Peer-reviewed
MIYAJIMA Shinya
Calcolo 2020/03
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Verified computation of eigenpairs in the generalized eigenvalue problem for nonsquare matrix pencils International-journal Peer-reviewed
MIYAJIMA Shinya
Journal of Mathematical Research with Applications 2020/01
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Verified computation for the matrix Lambert W function International-journal Peer-reviewed
Shinya Miyajima
Applied Mathematics and Computation 2019/12
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Robust verification algorithm for stabilizing solutions of discrete-time algebraic Riccati equations International-journal Peer-reviewed
2019/09
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行列方程式の解に対する数値的検証法の進展 Invited Peer-reviewed
2019/06
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Verified computation for the matrix principal logarithm International-journal Peer-reviewed
Shinya Miyajima
Linear Algebra and its Applications 2019/05/15
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Verified computation for the Hermitian positive definite solution of the conjugate discrete-time algebraic Riccati equation International-journal Peer-reviewed
Shinya Miyajima
Journal of Computational and Applied Mathematics 2019/04/01
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Verified computation of the matrix exponential International-journal Peer-reviewed
2019/02/28
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Fast verified computation for the minimal nonnegative solution of the nonsymmetric algebraic Riccati equation International-journal Peer-reviewed
2018/09/01
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Fast verified computation for the solution of the T-congruence Sylvester equation International-journal Peer-reviewed
Shinya Miyajima
Japan Journal of Industrial and Applied Mathematics 35 (2) 541-551 2018/07/01
Publisher: Springer TokyoDOI: 10.1007/s13160-018-0307-y
ISSN: 1868-937X 0916-7005
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Fast verified computation for the matrix principal pth root International-journal Peer-reviewed
Shinya Miyajima
Journal of Computational and Applied Mathematics 2018/03/31
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Fast verified computation for the solvent of the quadratic matrix equation International-journal Peer-reviewed
Shinya Miyajima
The Electronic Journal of Linear Algebra 2018/03/31
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Fast verified computation for solutions of algebraic Riccati equations arising in transport theory International-journal Peer-reviewed
Shinya Miyajima
Numerical Linear Algebra with Applications 2017/10/31
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Verified solutions of inverse symmetric eigenvalue problems International-journal Peer-reviewed
Shinya Miyajima
Reliable Computing 2017/09/30
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Fast verified computation for stabilizing solutions of discrete-time algebraic Riccati equations International-journal Peer-reviewed
Shinya Miyajima
Journal of Computational and Applied Mathematics 2017/08/31
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Verified solutions of delay eigenvalue problems International-journal Peer-reviewed
Shinya Miyajima
Applied Mathematics and Computation 303 211-225 2017/06/15
Publisher: Elsevier Inc.DOI: 10.1016/j.amc.2017.01.033
ISSN: 0096-3003
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Fast verified computation for solutions of continuous-time algebraic Riccati equations International-journal Peer-reviewed
Shinya Miyajima
Japan Journal of Industrial and Applied Mathematics 32 (2) 529-544 2015/07/28
Publisher: Springer-Verlag TokyoDOI: 10.1007/s13160-015-0178-4
ISSN: 1868-937X 0916-7005
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Fast enclosure for the minimum norm least squares solution of the matrix equation AXB = C International-journal Peer-reviewed
Shinya Miyajima
Numerical Linear Algebra with Applications 22 (3) 548-563 2015/05/01
Publisher: John Wiley and Sons LtdDOI: 10.1002/nla.1971
ISSN: 1099-1506 1070-5325
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A sharp error bound of the approximate solutions for saddle point linear systems International-journal Peer-reviewed
Shinya Miyajima
Journal of Computational and Applied Mathematics 277 36-46 2015/03/15
Publisher: ElsevierDOI: 10.1016/j.cam.2014.09.003
ISSN: 0377-0427
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An algorithm for checking incorrectness of a rule in equivalent transformation programs International-journal Peer-reviewed
Hiroshi Mabuchi, Shinya Miyajima
International Journal of Innovative Computing, Information and Control 2015/02/01
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Fast enclosure for a matrix inverse square root International-journal Peer-reviewed
Shinya Miyajima
Linear Algebra and its Applications 2015/02/01
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Fast enclosure for solutions of generalized least squares problems International-journal Peer-reviewed
Shinya Miyajima
Reliable Computing 2015/02/01
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Verified bounds for all the singular values of matrix International-journal Peer-reviewed
Shinya Miyajima
Japan Journal of Industrial and Applied Mathematics 31 (3) 513-539 2014/11/01
Publisher: Springer-Verlag TokyoDOI: 10.1007/s13160-014-0145-5
ISSN: 1868-937X 0916-7005
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Componentwise enclosure for solutions of least squares problems and underdetermined systems International-journal Peer-reviewed
Shinya Miyajima
Linear Algebra and Its Applications 444 28-41 2014/03/01
DOI: 10.1016/j.laa.2013.11.044
ISSN: 0024-3795
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Fast enclosure for solutions of generalized Sylvester equations International-journal Peer-reviewed
Shinya Miyajima
Japan Journal of Industrial and Applied Mathematics 31 (2) 293-304 2014
Publisher: Springer-Verlag TokyoDOI: 10.1007/s13160-014-0139-3
ISSN: 1868-937X 0916-7005
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Fast enclosure for all eigenvalues and invariant subspaces in generalized eigenvalue problems International-journal Peer-reviewed
Shinya Miyajima
SIAM Journal on Matrix Analysis and Applications 35 (3) 1205-1225 2014
Publisher: Society for Industrial and Applied Mathematics PublicationsDOI: 10.1137/140953150
ISSN: 1095-7162 0895-4798
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Fast enclosure for solutions of Sylvester equations International-journal Peer-reviewed
Shinya Miyajima
Linear Algebra and Its Applications 439 (4) 856-878 2013/08
DOI: 10.1016/j.laa.2012.07.001
ISSN: 0024-3795
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Fast enclosure of matrix polynomials International-journal Peer-reviewed
Shinya Miyajima
Reliable Computing 2013/01/01
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Componentwise error estimates for solutions obtained by stationary iterative methods International-journal Peer-reviewed
Shinya Miyajima
Reliable Computing 2012/04/01
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The relation between two types of error bounds for computed matrix eigenvalues International-journal Peer-reviewed
Shinya Miyajima
Reliable Computing 2012/04/01
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Numerical enclosure for each eigenvalue in generalized eigenvalue problem International-journal Peer-reviewed
Shinya Miyajima
Journal of Computational and Applied Mathematics 236 (9) 2545-2552 2012/03
DOI: 10.1016/j.cam.2011.12.013
ISSN: 0377-0427
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Algorithmic debugging of equivalent transformation programs using oracle rules International-journal Invited Peer-reviewed
Shinya Miyajima, Kiyoshi Akama, Hiroshi Mabuchi
International Journal of Innovative Computing, Information and Control 2011/08
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Fast enclosure for solutions in underdetermined systems International-journal Peer-reviewed
Shinya Miyajima
Journal of Computational and Applied Mathematics 2010/10/01
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Fast verification for all eigenpairs in symmetric positive definite generalized eigenvalue problems International-journal International-coauthorship Peer-reviewed
Shinya Miyajima, Takeshi Ogita, Siegfried M. Rump, Shin'ichi Oishi
Reliable Computing 2010/06/01
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Fast enclosure for all eigenvalues in generalized eigenvalue problems International-journal Peer-reviewed
Shinya Miyajima
Journal of Computational and Applied Mathematics 233 (11) 2994-3004 2010/04/01
DOI: 10.1016/j.cam.2009.11.048
ISSN: 0377-0427
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Automatic detection of incorrect rules in equivalent transformation programs International-journal Peer-reviewed
Shinya Miyajima, Hiroshi Mabuchi, Kiyoshi Akama, Yuya Wakamatsu
International Journal of Innovative Computing, Information and Control 2009/08
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GPUを利用した非線形方程式の並列全解探索法 Peer-reviewed
2008/10/01
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Existence test for solution of nonlinear systems applying affine arithmetic International-journal Peer-reviewed
Shinya Miyajima, Masahide Kashiwagi
Journal of Computational and Applied Mathematics 199 (2) 304-309 2007/02/15
DOI: 10.1016/j.cam.2005.08.051
ISSN: 0377-0427
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A method of obtaining verified solutions for linear systems suited for Java International-journal International-coauthorship Peer-reviewed
K. Ozaki, T. Ogita, S. Miyajima, S. Oishi, S. M. Rump
Journal of Computational and Applied Mathematics 2007/02/01
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実対称行列の各固有対に対する精度保証付き数値計算法 Peer-reviewed
宮島信也, 荻田武史, 大石進一
2006/12/01
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実対称行列の各固有値に対する精度保証付き数値計算法 Peer-reviewed
宮島信也, 荻田武史, 大石進一
日本応用数理学会論文誌 2005/09/01
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On range inclusion of polynomials applying interval arithmetic International-journal Peer-reviewed
Shinya Miyajima, Masahide Kashiwagi
IEICE Transactions 2004/03/01
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A dividing method utilizing the best multiplication in affine arithmetic International-journal Peer-reviewed
Shinya Miyajima, Masahide Kashiwagi
IEICE Electronics Express 1 (7) 176-181 2004
DOI: 10.1587/elex.1.176
ISSN: 1349-2543
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A new dividing method in affine arithmetic International-journal Peer-reviewed
Shinya Miyajima, Takatomi Miyata, Masahide Kashiwagi
IEICE Transactions 2003/09/01
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アフィン演算における乗除算について Peer-reviewed
宮島信也, 宮田孝富, 白井健一, 柏木雅英
2003/03/01
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アフィン演算における最良乗算について Peer-reviewed
宮島信也, 宮田孝富, 柏木雅英
電子情報通信学会論文誌 2003/02/01
Misc. 12
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行列ランベルトW関数の値を含む区間行列の数値計算
宮島信也
京都大学数理解析研究所講究録 2025/12
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数理科学を活用したコントラスト変調小角散乱法による多成分有機ハイブリッド材料のナノ構造解析
眞弓皓一, 小田達郎, 宮島信也, 大林一平, 田中一成
日本中性子科学会誌「波紋」 2025/11
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Fast enclosure for real powers of Kronecker structured large matrices International-journal Peer-reviewed
Shinya Miyajima
AIP Conference Proceedings 2024/06
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Computing the enclosure for Perron vectors of weakly irreducible nonnegative tensors International-journal Peer-reviewed
Shinya Miyajima
AIP Conference Proceedings 2024/06
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Fast enclosure for positive solutions to M-tensor multi-linear systems International-journal Peer-reviewed
Shinya Miyajima
AIP Conference Proceedings 2023/09
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Fast verification for Perron vectors of a kind of weakly irreducible nonnegative tensors International-journal Peer-reviewed
Shinya Miyajima
AIP Conference Proceedings 2023/09
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Fast verified computation for the minimal nonnegative solution to the nonsymmetric T-Riccati equation International-journal Peer-reviewed
Shinya Miyajima
AIP Conference Proceedings 2023/09
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Enclosing all eigenpairs in symmetric positive definite generalized eigenvalue problems International-journal Peer-reviewed
Shinya Miyajima
AIP Conference Proceedings 1281 945-948 2010/09
DOI: 10.1063/1.3498650
ISSN: 0094-243X 1551-7616
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Enclosing solutions in least squares problems International-journal Peer-reviewed
Shinya Miyajima
2009/09
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Fast verification for respective eigenvalues of symmetric matrix International-journal Peer-reviewed
Shinya Miyajima, Takeshi Ogita, Shin'ichi Oishi
Lecture Notes in Computer Science 3718 306-317 2005
DOI: 10.1007/11555964_26
ISSN: 0302-9743 1611-3349
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A method which finds maxima and minima of a multivariable function applying affine arithmetic International-journal Peer-reviewed
Shinya Miyajima, Masahide Kashiwagi
Lecture Notes in Computer Science 2005
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On range evaluation of polynomials by applying interval arithmetic International-journal Peer-reviewed
Shinya Miyajima, Masahide Kashiwagi
Lecture Notes in Computer Science 2004
Books and Other Publications 2
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実例詳説 微分積分
宇佐美広介, 澤田宙広, 橋本隆司, 宮島信也, 室政和
培風館 2019/01
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実例詳説 線形代数
宇佐美広介, 亀山敦, 佐藤健治, 澤田宙広, 原下秀士, 宮島信也
培風館 2015/02
Presentations 109
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二重指数関数型数値積分公式を用いた行列関数の数値計算におけるパラメータ自動決定の改良
宮島信也
日本応用数理学会2026年度年会
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行列相補誤差関数とその数値解析
宮島信也
福井大学における微分方程式セミナー
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数理科学とコントラスト変調中性子散乱の融合が切り拓く多成分系ナノ構造解析
眞弓皓一, 小田達郎, 宮島信也, 大林一平, 田中一成
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Numerical computation of the complementary error matrix function International-coauthorship
Shinya Miyajima, Amir Sadeghi
MSJ Autumn Meeting
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Numerical algorithms for complementary error matrix function International-presentation International-coauthorship
Shinya Miyajima, Amir Sadeghi
The 19th East Asia SIAM Conference
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Numerical calculation for complementary error matrix function International-coauthorship
Shinya Miyajima, Amir Sadeghi
Summer United Workshops on Parallel, Distributed and Cooperative Processing 2026
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Numerical analysis of the complementary error matrix function International-presentation Invited
Shinya Miyajima
3rd International Conference on Non-linear Analysis and Computational Techniques
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数値計算は信仰なのか? - 行列の固有値を題材に - Invited
Shinya Miyajima
2026/07/08
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二重指数関数型数値積分公式を用いた行列関数の数値計算におけるパラメータ自動決定
宮島信也
日本応用数理学会研究部会連合発表会
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行列の固有値に対する精度保証付き数値計算法
宮島信也
富山数理ワークショップ2026
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数値計算は信仰なのか?
宮島信也
岩手大学中堅の会
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非負行列のスペクトル半径の上界・下界となる数列の単調性について
大友海斗, 宮島信也
第23回計算数学研究会
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コントラスト変調SANSにおける部分散乱関数推定の高精度化: ベイズ推定の活用
眞弓皓一, 宮島信也, 大林一平, 田中一成
日本中性子科学会第25回年会
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RePH: RIS-inspired electronic phantom International-presentation
Kentaro Murata, Naoki Honma, Shinya Miyajima
The 30th International Symposium on Antennas and Propagation
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コントラスト変調中性子小角散乱を用いた多成分ナノ構造解析の誤差評価手法開発と高精度化
眞弓皓一, 小田達郎, 宮島信也, 大林一平, 田中一成
第74回高分子討論会
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行列指数関数に対する精度保証付き数値計算法 Invited
宮島信也
広島数理解析セミナー
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ガウス過程回帰によるコントラスト変調中性子小角散乱データの部分散乱関数への高精度な分解手法について
大林一平, 宮島信也, 田中一成, 眞弓皓一
2025年度統計関連学会連合大会
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Norm bounds on the complimentary error matrix function International-coauthorship
Shinya Miyajima, Amir Sadeghi
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Fast interval computation for Perron vectors of a class of weakly irreducible nonnegative tensors International-presentation Invited
Shinya Miyajima
Numerical methods for spectral problems: theory and applications
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行列 Mittag-Leffler 関数に関する摂動理論
宮島信也
北見・岐阜数理科学研究交流会 2025/08/27
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Numerical computation of intervals containing the solvents to the quadratic matrix equations International-presentation Invited
Shinya Miyajima
2nd International Conference on Non-linear Analysis and Computational Techniques
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行列 Mittag-Leffler 関数に対する摂動理論
宮島信也
2025年並列/分散/協調処理に関するサマー・ワークショップ
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Boundary on channel reconstruction accuracy of RePH International-presentation
Yuto Ozawa, Kentaro Murata, Naoki Honma, Shinya Miyajima
The 2025 IEEE International Symposium on Antennas & Propagation and North American Radio Science Meeting
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Perturbation bounds for the matrix Mittag-Leffler function International-presentation
Shinya Miyajima
The 18th East Asia SIAM Conference
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Some norm bounds on the complimentary error matrix functions International-presentation International-coauthorship Invited
Shinya Miyajima, Amir Sadeghi
The 26th Conference of the International Linear Algebra Society
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行列相補誤差関数とその数値計算 Invited
宮島信也
日本数学会・東北支部会 2025/02/15
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コントラスト変調小角中性子散乱測定における部分散乱関数の数理的誤差評価
眞弓皓一, 小田達郎, 宮島信也, 大林一平, 田中一成
日本中性子科学会第24回年会
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行列ランベルトW関数の値の厳密な存在範囲の数値計算 Invited
宮島信也
京都大学数理解析研究所 共同研究 (公開型)「時間遅れ系と数理科学:理論と応用の新たな展開に向けて」
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On the reconstruction accuracy of MIMO radar channel by reconfigurable electronic phantom International-presentation
Ayumi Sato, Chihiro Segawa, Kentaro Murata, Naoki Honma, Shinya Miyajima
The 29th International Symposium on Antennas and Propagation
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再構成可能な電子ファントムにおいてアレー内不整合及び結合がチャネル再構成精度に与える影響について
佐藤あゆみ, 瀬川智尋, 村田健太郎, 本間尚樹, 宮島信也
電子情報通信学会2024年ソサイエティ大会
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再構成可能な電子ファントムの実現に向けた研究開発
村田健太郎, 小澤勇人, 瀬川智尋, 佐藤あゆみ, 本間尚樹, 宮島信也
電子情報通信学会2024年ソサイエティ大会
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非負行列のスペクトル半径に対する下限の単調増加性について
大友海斗, 宮島信也
第22回計算数学研究会
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非負行列のスペクトル半径に対する下限の単調増加性
大友海斗, 宮島信也
第50回数値解析シンポジウム 2024/06/13
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Reconfigurable Intelligent Surfaceを用いた電子ファントム
村田健太郎, 瀬川智尋, 新井駿斗, 小澤勇人, 佐藤あゆみ, 本間尚樹, 宮島信也
電子情報通信学会総合大会
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Reconfigurable Intelligent Surfaceを用いた電子ファントムのハードウェア構成に対するMIMOレーダチャネル再構成精度の評価
佐藤あゆみ, 新井駿斗, 滝島正博, 瀬川智尋, 村田健太郎, 本間尚樹, 宮島信也
電子情報通信学会総合大会
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gap定理に対する別証明
山中佑太, 宮島信也
日本応用数理学会研究部会連合発表会
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非負行列のPerron根に対する下限の単調増加性
大友海斗, 宮島信也
日本応用数理学会研究部会連合発表会
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クロネッカー構造をもつ大規模行列の行列関数のトレースに対する数値的検証法
黒田早紀, 宮島信也
日本応用数理学会研究部会連合発表会
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行列ランベルトW関数の値を包含する区間の数値計算 Invited
宮島信也
岐阜数理科学セミナー 2024/01/26
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クロネッカー構造をもつ大規模行列の行列関数のトレースに対する精度保証付き数値計算
黒田早紀, 宮島信也
第21回計算数学研究会
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遅延微分方程式の特性根に対する区間解析
宮島信也
北見工業大学における微分方程式セミナー 2023/09
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Fast verified computation for all eigenvalues and basis of invariant subspaces of a real symmetric matrix International-presentation Invited
Shinya Miyajima
Numerical methods for spectral problems: theory and applications 2023/08
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Verified error bounds for all eigenvalues and basis of invariant subspaces of a real symmetric matrix International-presentation
Shinya Miyajima
25th Conference of the International Linear Algebra Society
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行列のすべての固有値に対する精度保証付き数値計算におけるパラメータ決定法
佐藤壮, 宮島信也
日本応用数理学会研究部会連合発表会
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実対称行列のすべての固有値と不変部分空間の基底に対する精度保証付き数値計算
宮島信也
日本応用数理学会研究部会連合発表会
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既約非負行列のペロンベクトルの大小関係について
宮島信也
日本応用数理学会「行列・固有値問題の解法とその応用」研究部会 第34回研究会 2022/12/06
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弱既約非負テンソルのペロンベクトルに関するいくつかの性質とその精度保証付き数値計算
宮島信也
第20回計算数学研究会
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行列関数のトレースの精度保証付き数値計算
黒田早紀, 宮島信也
第20回計算数学研究会
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弱既約非負テンソルのペロンベクトルに対する精度保証付き数値計算法
宮島信也
2022年並列/分散/協調処理に関するサマー・ワークショップ
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クロネッカー構造をもつ大規模行列の実数乗とベクトルの積に対する精度保証付き数値計算 Invited
宮島信也
岐阜数理科学セミナー 2022/03/29
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クロネッカー構造をもつ大規模行列の実数乗とベクトルの積に対する高速な精度保証付き数値計算法
宮島信也
日本応用数理学会研究部会連合発表会 2022/03/08
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行列関数のトレースに対する高速な精度保証付き数値計算法
黒田早紀, 宮島信也
日本応用数理学会研究部会連合発表会 2022/03/08
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数値ジョルダン分解に基づく行列余弦関数の精度保証付き数値計算
佐藤大, 宮島信也
日本応用数理学会研究部会連合発表会 2022/03/08
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精度保証付き数値計算とは何か - 行列の固有値を題材に - Invited
宮島信也
北九州数理科学セミナー 2021/12/17
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Fast computation of an interval containing the minimal nonnegative solution to the nonsymmetric T-Riccati equation
Shinya Miyajima
2021/12/10
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Computing enclosure for matrix real powers International-presentation
Shinya Miyajima
The 19th International Symposium on Scientific Computing, Computer Arithmetic, and Verified Numerical Computations 2021/09
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Verified bounds for matrix gamma function International-presentation
Shinya Miyajima
The 19th International Symposium on Scientific Computing, Computer Arithmetic, and Verified Numerical Computations 2021/09
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Fast validation for Perron vectors of a kind of weakly irreducible nonnegative tensors
Shinya Miyajima
JSIAM Annual Meeting 2021 2021/09
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Fast verification for positive solutions to M-tensor multi-linear systems
Shinya Miyajima
JSIAM Annual Meeting 2021 2021/09
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Self-validating numerical algorithms for the matrix Mittag-Leffler function International-presentation
Shinya Miyajima
SIAM Conference on Applied Linear Algebra 2021/05/21
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Brauerの定理を利用した正方行列のスペクトル半径の上限に対する数値計算法
伊五澤彩乃, 宮島信也
日本応用数理学会研究部会連合発表会 2021/03
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四元数行列のすべての標準固有値に対する精度保証付き数値計算
丹野遼太郎, 宮島信也
日本応用数理学会研究部会連合発表会 2021/03
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行列Mittag-Leffler関数に対する精度保証付き数値計算と非整数階微分方程式への応用
宮島信也
日本応用数理学会研究部会連合発表会 2021/03
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Verified numerical computation for matrix real powers Invited
Shinya Miyajima
Summer United Workshops on Parallel, Distributed and Cooperative Processing 2020/07
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精度保証付き数値計算とは何か - 行列の固有値問題を題材に - Invited
宮島信也
東京工業大学山田研究室セミナー 2020/03
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Computing intervals containing matrix fractional powers Invited
宮島 信也
日本応用数理学会研究部会連合発表会 2020/03
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行列指数関数に対する数値的検証法の改良
中村圭汰, 宮島信也
日本応用数理学会研究部会連合発表会 2020/03
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行列のすべての固有値に対するロバストな数値的検証法
今貴一, 宮島信也
日本応用数理学会研究部会連合発表会 2020/03
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行列指数関数に対する数値的検証法 Invited
宮島 信也
日本数学会・東北支部会 2020/02/22
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Validated numerical computation for the Perron pair of an irreducible nonnegative matrix International-presentation
Shinya Miyajima
International Conference on Recent Advances in Applied Mathematics
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Validated numerical computation of eigenpairs in the generalized eigenvalue problem for nonsquare matrix pencil International-presentation
Shinya Miyajima
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Enclosing matrix gamma function
宮島 信也
日本応用数理学会「行列・固有値問題の解法とその応用」研究部会 第28回研究会
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Computing an interval containing matrix gamma function
宮島 信也
第17回計算数学研究会
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Fast validation for the Perron pair of an irreducible nonnegative matrix
宮島信也
日本応用数理学会2019年度年会
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Fast verified computation for the Perron pair of an irreducible nonnegative matrix International-presentation Invited
Shinya Miyajima
RIMS Symposium (open), Numerical methods for spectral problems: theory and applications
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Computation of intervals containing Moore-Penrose inverses International-presentation
Shinya Miyajima
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Validated computation for the matrix Lambert W function
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Computing intervals containing Moore-Penrose inverses
宮島信也
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行列余弦関数に対する数値的検証法
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Enclosing the Hermitian positive definite solution of the conjugate discrete-time algebraic Riccati equation Invited
Shinya Miyajima
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Computing an interval containing the matrix exponential Invited
Shinya Miyajima
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A robust algorithm for computing intervals containing the stabilizing solutions of the discrete-time algebraic Riccati equations International-presentation
Shinya Miyajima
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Verification algorithms for the matrix Lambert W functions International-presentation
Shinya Miyajima
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行列余弦関数に対する数値的検証法の構築
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A robust algorithm for enclosing stabilizing solutions of discrete-time algebraic Riccati equations
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Verified computation of eigenpairs in the generalized eigenvalue problem for rectangular matrix pencils Invited
宮島信也
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Fast verified numerical computation for the minimal nonnegative solution of the nonsymmetric algebraic Riccati equation
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Validated computation for the Hermitian positive definite solution of the conjugate discrete-time algebraic Riccati equation International-presentation
Shinya Miyajima
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Validated computation for the matrix principal logarithm International-presentation
Shinya Miyajima
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Fast validated computation for the minimal nonnegative solution of the nonsymmetric algebraic Riccati equation International-presentation
Shinya Miyajima
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Verified computation for the matrix principal pth root
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Numerical enclosure for the matrix exponential
宮島信也
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Verified solution of the T-congruence Sylvester equation
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Verified numerical computation for the matrix principal logarithm
宮島信也
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多項式固有値問題のすべての固有値に対する数値的検証法
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Validated solutions to inverse symmetric eigenvalue problems International-presentation
Shinya Miyajima
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Fast validated computation for the matrix principal pth root International-presentation
Shinya Miyajima
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Validated computation for the geometric mean of two matrices International-presentation
Shinya Miyajima
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Fast validated computation for the solvent of the quadratic matrix equation International-presentation
Shinya Miyajima
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Validated computation for the matrix exponential International-presentation
Shinya Miyajima
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Fast validated computation for the solution of the T-congruence Sylvester equation International-presentation
Shinya Miyajima
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Fast enclosure for solutions of discrete-time algebraic Riccati equations
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Verified error bounds for approximate solutions of saddle point linear systems
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Verified computation for solutions of inverse symmetric eigenvalue problems
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Verified numerical computation for the geometric mean of two matrices
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Verified numerical computation for the matrix inverse square root Invited
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Fast verified numerical computation for all eigenvalues and eigenvectors of a matrix Invited
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Fast validated computation for solutions of algebraic Riccati equations arising in transport theory International-presentation
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Fast validated computation for solutions of discrete-time algebraic Riccati equations International-presentation
Research Projects 6
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行列関数の数値計算におけるパラメータ自動決定の研究 Competitive
宮島信也
Offer Organization: 文部科学省
System: 科学研究費補助金
Category: 基盤研究(C)
Institution: 岩手大学
2026/04 - 2030/03
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非整数階微分方程式系の解に対する精度保証付き数値計算法の研究 Competitive
宮島信也
Offer Organization: 文部科学省
System: 科学研究費補助金
Category: 基盤研究(C)
Institution: 岩手大学
2021/04 - 2026/03
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Verified numerical computation for solution to nonlinear eigenvalue problems arising from delay differential equation Competitive
Miyajima Shinya
Offer Organization: Japan Society for the Promotion of Science
System: Grants-in-Aid for Scientific Research
Category: Grant-in-Aid for Scientific Research (C)
Institution: Iwate University
2016/04 - 2022/03
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固有値問題の高速かつ高品質な精度保証付き数値計算法の研究 Competitive
宮島 信也
Offer Organization: 文部科学省
System: 科学研究費補助金
Category: 基盤研究(C)
2011/04 - 2016/03
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Fast enclosure for solutions in eigenvalue problems Competitive
Shinya MIYAJIMA
Offer Organization: Ministry of Education, Culture, Sports, Science and Technology
System: Grants-in-Aid for Scientific Research
Category: 若手研究(B)
Institution: Gifu University
2007/04 - 2011/03
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多峰性多変数関数の、極めて正確で常に適用可能な大域的最適化を実用可能にする研究 Competitive
宮島 信也
Offer Organization: 文部科学省
System: 科学研究費補助金
Category: 若手研究(B)
Institution: 早稲田大学
2004/04 - 2007/03