TADANO Hiroto

Affiliation
Center for Computational Sciences
Official title
Associate Professor
URL
Email
/E252?@Tc_4D]EDF<F32]24];A
Research fields
Foundations of mathematics/Applied mathematics
Research keywords
Linear systems
Krylov subspace methods
Block Krylov subspace methods
Eigenvalue problems
Parallel computing
Research projects
Development of a fast and high-accuracy hierarchical parallel solver for saddle point problems2023-04 -- 2026-03TADANO HirotoJapan Society for the Promotion of Science/Grant-in-Aid for Scientific Research (C)4,550,000Yen
Development of a hierarchical parallel numerical algorithm for saddle point problems2020-04 -- 2024-03TADANO HirotoJapan Society for the Promotion of Science/Grant-in-Aid for Scientific Research (C)4,160,000Yen
Development of high accuracy and high performance algorithms for linear systems with multiple right-hand sides2015-04 -- 2017-03Hiroto TadanoJapan Society for the Promotion of Science/Grant-in-Aid for Young Scientists (B)2,600,000Yen
Development of fast and accurate methods for solving linear systems with multiple right-hand sides and their application to scientific computations2010 -- 2013-03TADANO HirotoJapan Society for the Promotion of Science/Grant-in-Aid for Young Scientists (B)3,120,000Yen
Numerical Computation Algorithms for Large-scale Parallel Environment2010-04 -- 2015-03TAKAHASHI DaisukeJapan Society for the Promotion of Science (JSPS)/Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)450,000Yen
Development of Complete Meshless Scheme for Finite Node Method and Boundary Node Method and Technological Application2010 -- 2013-03IKUNO SoichiroJapan Society for the Promotion of Science/Grant-in-Aid for Scientific Research (B)325,000Yen
Development and Application of a Method for Generalized Eigenvalue2009 -- 2012-03SAKURAI TetsuyaJapan Society for the Promotion of Science/Grant-in-Aid for Scientific Research (A)1,600,000Yen
A development of fast solvers for large-scale linear systems and its application to the parallel eigensolver.2008 -- 2010-03TADANO HirotoJapan Society for the Promotion of Science/Grant-in-Aid for Young Scientists (Start-up)3,198,000Yen
Career history
2006-04 -- 2007-03Japan Science and Technology AgencyResearcher
2007-04 -- 2008-02Kyoto UniversityGraduate School of InformaticsJSPS Research Associate
2008-03 -- 2011-09Graduate School of Systems and Information EngineeringUniversity of TsukubaAssistant Professor
2011-10 -- 2016-03University of TsukubaFaculty of Engineering, Information and SystemsAssistant Professor
2016-04 -- 2024-11University of TsukubaCenter for Computational SciencesAssistant Professor
2024-12 -- (current)University of TsukubaCenter for Computational SciencesAssociate Professor
Academic background
1997-04 -- 2001-03Yamagata University Faculty of Engineering Department of Electrical and Information Engineering
2001-04 -- 2003-03University of Tsukuba Graduate School, Division of Science and Engineering 理工学専攻
2003-04 -- 2006-03University of Tsukuba Graduate School of Systems and Information Engineering Department of Computer Science
Degree
2006-03Ph. D. in EngineeringUniversity of Tsukuba
Academic societies
2019-02 -- (current)JAPAN SOCIETY FOR SIMULATION TECHNOLOGY
2012-10 -- (current)Information Processing Society of Japan
2002 -- (current)The Japan Society for Industrial and Applied Mathematics
Honors & Awards
2023-12The 42nd JSST Annual International Conference on Simulation Technology (JSST2023) Outstanding Presentation Award
2011-04-27日本応用数理学会 第7回 若手優秀講演賞
2008-01-182008年ハイパフォーマンスコンピューティングと計算科学シンポジウム（HPCS2008）最優秀論文賞
Articles
  • Performance evaluation of a hierarchical parallel solver with iterative refinement for saddle point problems in a parallel computing environment
    TADANO Hiroto
    Proc. of The 43rd JSST Annual International Conference on Simulation Technology (JSST2024)/pp.339-342, 2024-09
  • GH200の予備性能評価
    塙 敏博; 建部 修見; 中島 研吾; 朴 泰祐; 三木 洋平; 下川辺 隆史; 山崎 一哉; 住元...
    研究報告ハイパフォーマンスコンピューティング（HPC）/2024-HPC-195(4)/pp.1-11, 2024-08
  • Parallel calculations of the extremely large number of MPI processes in Fugaku
    NAKANO Hiroki; TODOROKI Norikazu; TADANO Hiroto
    Proc. of The 42nd JSST Annual International Conference on Simulation Technology (JSST2023)/pp.21-24, 2023-08
  • Development and performance evaluation of the Block GPBiCGrQ method with variable grouping strategy
    Tadano Hiroto
    Proc. of The 42nd JSST Annual International Conference on Simulation Technology (JSST2023)/pp.55-58, 2023-08
  • Memory Consumption of Highly Process-Parallel Jobs in Fugaku
    中野 博生; 轟木 義一; 多田野 寛人
    Transaction of the Japan Society for Simulation Technology/15(2)/pp.56-63, 2023-09
  • Development and performance evaluation of the Block-product type iterative methods with the variable grouping strategy
    Tadano Hiroto
    Journal of Advanced Simulation in Science and Engineering/11(1)/pp.32-53, 2024-03
  • Implementation of a hierarchical parallel solver for saddle point problems on a GPU cluster
    Tadano Hiroto
    Proc. of The 41st JSST Annual International Conference on Simulation Technology (JSST2022)/pp.220-223, 2022-08
  • Implementation and performance evaluation of a hierarchical parallel solver for saddle point problems on a GPU cluster,
    Tadano Hiroto
    Journal of Advanced Simulation in Science and Engineering/10(1)/pp.116-131, 2023-04
  • Application and performance evaluation of a method using block structures for saddle point problems appearing in image reconstruction problems
    Ishikawa Shota; Tadano Hiroto; Saitoh Ayumu
    JSIAM Letters/14/pp.115-118, 2022-08
  • The Haldane Gap of the S=1 Heisenberg Antiferromagnetic Chain
    Nakano Hiroki; Tadano Hiroto; Todoroki Norikazu; Sakai Toru
    JOURNAL OF THE PHYSICAL SOCIETY OF JAPAN/91(7), 2022-07
  • A Numerical Study on the Acceleration of Solution of Saddle Point Problems by Using Block Krylov Subspace Methods
    Tadano Hiroto; Ishikawa Shota
    Proc. of 19th Biennial IEEE Conference on Electromagnetic Field Computation/pp.259-259, 2020-11
  • Parallelized GPU Code of City-Level Large Eddy Simulation
    Tsuji Daisuke; Boku Taisuke; Ikeda Ryosaku; Sato Takuto; ...
    Proceedings of Int. Symposium on Parallel and Distributed Computing (ISPDC) 2020, 2020-07
  • Accuracy Improvement of Approximate Solutions Generated by the Method for Solving Saddle Point Problems Using Block Structure
    Tadano Hiroto; Shota Ishikawa
    Proc. of IEEE 19th Biennial Conference on Electromagnetic Field Computation (CEFC 2020), 2021-06
  • An efficient approach for solving saddle point problems using block structure
    Tadano Hiroto; Ishikawa Shota
    Journal of Advanced Simulation in Science and Engineering/8(1)/pp.114-127, 2021-04
  • Accuracy Improvement of the Block Product-type Iterative Methods for Linear Systems with Multiple Right-Hand Sides
    倉本 亮世; 多田野 寛人
    Transactions of the Japan Society for Industrial and Applied Mathematics/30(4)/pp.290-319, 2020-12
    CiNii
  • 都市気象コードCity-LESの並列GPU実装の最適化と性能評価
    朴 泰祐; 辻 大亮; 多田野 寛人; 池田 亮作; 佐藤 拓人; 日下博幸
    情報処理学会研究報告ハイパフォーマンスコンピューティング(HPC)/2019-HPC-170(5)/pp.1-9, 2019-07
  • Development of the Block BiCGGR2 method for linear systems with multiple right-hand sides
    Tadano Hiroto
    JAPAN JOURNAL OF INDUSTRIAL AND APPLIED MATHEMATICS/36(2)/pp.563-577, 2019-07
  • Accuracy improvement of the Block BiCGSTAB method for linear systems with multiple right-hand sides by group-wise updating technique
    Tadano Hiroto; Kuramoto Ryosei
    Journal of Advanced Simulation in Science and Engineering/6(1)/pp.100-117, 2019-03
    CiNii
  • 局地気象シミュレーションで現れる線形方程式に対する前処理の評価
    平野光・多田野寛人・櫻井鉄也・池田亮作・日下博幸; 多田野寛人; 櫻井鉄也; 池田亮作; +日下 博幸
    日本応用数理学会2011年度年会予稿集, 2011-09
  • Accuracy improvement of the Shifted Block BiCGGR method for linear systems with multiple shifts and multiple right-hand sides
    Tadano Hiroto; Saito Shusaku; Imakura Akira
    Proceedings of International Workshop on Eigenvalue Problems: Algorithms; Software and Applications, in Petascale Computing (EPASA)/117/pp.171-185, 2017-10
  • Development of the Shifted Block BiCGSTAB(l) Method and Improvement of Its Accuracy
    齋藤 周作; 多田野 寛人; 今倉 暁
    Transactions of the Japan Society for Industrial and Applied Mathematics/26(3)/pp.318-352, 2016
    CiNii
  • Application of block Krylov subspace algorithms to the Wilson-Dirac equation with multiple right-hand sides in lattice QCD
    Sakurai T.; Tadano H.; Kuramashi Y.
    COMPUTER PHYSICS COMMUNICATIONS/181(1)/pp.113-117, 2010-01
  • A method for estimating a distribution of eigenvalues using the AMLS method
    先崎 健太; 多田野 寛人; 櫻井 鉄也
    Transactions of the Japan Society for Industrial and Applied Mathematics/17(4)/pp.511-521, 2007-12
  • A Krylov subspace method for shifted linear systems and its application to eigenvalue problems
    小笠原 匡; 多田野 寛人; 櫻井 鉄也; 伊藤 祥司
    Transactions of the Japan Society for Industrial and Applied Mathematics/14(3)/pp.193-205, 2004-09
    CiNii
  • A Moment-Based Method for Large-Scale Generalized Eigenvalue Problems
    Tetsuya SAKURAI; Hiroto TADANO; Yuichi INADOMI; Umpei NA...
    Applied Numerical Analysis and Computational Mathematics/1(3)/p.516-523, 2004-12
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Books
  • 1.2 反復法, 1.2.1 定常反復法, 1.2.2 クリロフ部分空間反復法
    多田野 寛人
    数値線形代数の数理とHPC/共立出版/pp.31-50, 2018-08
  • A Method for Finding Zeros of Polynomial Equations using a Contour Integral Based Eigensolver
    Sakurai Tetsuya; Asakura Junko; Tadano Hiroto; Ikegami T...
    SNC'09: PROCEEDINGS OF THE 2009 INTERNATIONAL WORKSHOP ON SYMBOLIC-NUMERIC COMPUTATION/ASSOC COMPUTING MACHINERY/pp.143-147, 2009-01
  • A method for avoiding breakdown in product-type iterative methods and its behavior for Toeplitz linear systems
    Tadano H; Sakurai T
    ICNAAM 2004: INTERNATIONAL CONFERENCE ON NUMERICAL ANALYSIS AND APPLIED MATHEMATICS 2004/WILEY-V C H VERLAG GMBH/pp.384-387, 2004-01
  • A moment-based method for large scale eigenvalue problems
    Sakurai T; Tadano H; Inadomi Y; Nagashima U
    ICNAAM 2004: INTERNATIONAL CONFERENCE ON NUMERICAL ANALYSIS AND APPLIED MATHEMATICS 2004/WILEY-V C H VERLAG GMBH/pp.333-336, 2004-01
Conference, etc.
  • 反復改良法による鞍点型連立一次方程式に対する階層並列型解法の近似解精度改善
    多田野 寛人
    日本応用数理学会 第21回研究部会連合発表会/2025-03-05--2025-03-07
  • Performance evaluation of a hierarchical parallel solver with iterative refinement for saddle point problems in a parallel computing environment
    TADANO Hiroto
    The 43rd JSST Annual International Conference on Simulation Technology & The 23rd Asia Simulation Conference (JSST 2024 and AsiaSim 2024)/2024-09-17--2024-09-20
  • 並列計算環境における鞍点型連立一次方程式に対する反復改良付き階層並列型解法の性能評価
    多田野 寛人
    日本応用数理学会2024年度年会/2024-09-14--2024-09-16
  • Preliminary Performance Evaluation of Grace-Hopper GH200
    Hanawa Toshihiro; Nakajima Kengo; Miki Yohei; Shimokaw...
    IEEE Cluster 2024/2024-09-24--2024-09-27
  • GH200の予備性能評価
    塙 敏博; 建部 修見; 中島 研吾; 朴 泰祐; 三木 洋平; 下川辺 隆史; 山崎 一哉; 住元 真司; 高橋...
    第195回ハイパフォーマンスコンピューティング研究発表会（SWoPP2024）/2024-08-08--2024-08-09
  • Parallel calculations of the extremely large number of MPI processes in Fugaku
    Nakano Hiroki; Todoroki Norikazu; Tadano Hiroto
    The 42nd JSST Annual International Conference on Simulation Technology (JSST2023)/2023-08-29--2023-08-31
  • Development and performance evaluation of the Block GPBiCGrQ method with variable grouping strategy
    多田野 寛人
    The 42nd JSST Annual International Conference on Simulation Technology (JSST2023)/2023-08-29--2023-08-31
  • 鞍点型連立一次方程式の階層並列型解法に対する漸化式動的グループ化反復法の適用と性能評価
    多田野 寛人
    日本応用数理学会 第20回研究部会連合発表会/2024-03-04--2024-03-06
  • 富岳における大規模並列化による量子スピン系シミュレーション
    中野 博生; 轟木 義一; 多田野 寛人; 坂井 徹
    日本物理学会第78回年次大会/2023-09-16--2023-09-19
  • Implementation of a hierarchical parallel solver for saddle point problems on a GPU cluster
    Tadano Hiroto
    The 41st JSST Annual International Conference on Simulation Technology (JSST2022)/2022-08-31--2022-09-02
  • 漸化式の可変的グループ化によるBlock GWBiCGSTAB法の性能改善
    齋藤 颯人; 多田野 寛人
    【非線形問題の高性能解法と可視化技術に関する研究会】2022年度第1回研究会/2023-03-14--2023-03-15
  • 鞍点型連立一次方程式に対する階層並列型数値解法のGPUによる高速化
    多田野 寛人
    【非線形問題の高性能解法と可視化技術に関する研究会】2022年度第1回研究会/2023-03-14--2023-03-15
  • 複数右辺連立一次方程式に対するブロック・グローバル混合型反復法の構築と性能評価
    菅沼 夏樹; 多田野 寛人
    日本応用数理学会2022年度年会/2022-09-08--2022-09-10
  • GPUクラスタにおける鞍点型連立一次方程式に対する階層並列型解法の実装と性能評価
    多田野 寛人
    日本応用数理学会2022年度年会/2022-09-08--2022-09-10
  • 富岳を用いた量子スピン系の大規模並列数値対角化計算の現状
    中野 博生; 轟木 義一; 多田野 寛人; 坂井 徹
    日本物理学会2022年秋季大会/2022-09-12--2022-09-15
  • 画像再構成問題で現れる鞍点型連立一次方程式に対するブロック構造を利用した前処理の適用と性能評価
    石川 翔大; 多田野 寛人; 齋藤 歩
    日本応用数理学会2021年度年会/2021-09-07--2021-09-09
  • Group-wise更新によるBlock GPBiCG法の近似解精度改善
    多田野 寛人; 倉本 亮世
    日本応用数理学会2021年度年会/2021-09-07--2021-09-09
  • A parallelization strategy for incomplete decomposition-based preconditioning for solving linear systems
    Yamashita Taiga; Itoh Taku; Tadano Hiroto
    The 40th JSST Annual International Conference on Simulation Technology (JSST2021)/2021-09-01--2021-09-03
  • Parallel implementation of the approach for solving saddle point problems using block structure
    Tadano Hiroto
    The 40th JSST Annual International Conference on Simulation Technology (JSST2021)/2021-09-01--2021-09-03
  • Parallelized GPU Code of City-Level Large Eddy Simulation
    Tsuji Daisuke; Boku Taisuke; Ikeda Ryosaku; Sato Taku...
    19th International Symposium on Parallel and Distributed Computing (ISPDC)/2020-07-05--2020-07-08
  • 3次元モデル再構成問題に現れる鞍点型連立一次方程式の求解高速化
    石川 翔大; 多田野 寛人; 齋藤 歩
    【非線形問題の解法と可視化に関する研究会】2020年度第1回研究会/2021-03-23--2021-03-24
  • 3次元モデル再構成問題に現れる鞍点型連立一次方程式に対する前処理付き反復法の性能評価
    石川 翔大; 多田野 寛人; 齋藤 歩
    日本応用数理学会　第17回研究部会連合発表会/2021-03-04--2021-03-05
  • 3次元モデル再構成問題に現れる鞍点型連立一次方程式に対する前処理付き反復法の開発
    石川 翔大; 多田野 寛人; 齋藤 歩
    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30回研究会/2020-12-07--2020-12-07
  • A Numerical Study on the Acceleration of Solution of Saddle Point Problems by Using Block Krylov Subspace Methods
    Tadano Hiroto; Ishikawa Shota
    19th Biennial IEEE Conference on Electromagnetic Field Computation (CEFC 2020)/2020-11-16--2020-11-18
  • Saddle Point Problemに関する一考察と高速解法への展望
    多田野 寛人
    【非線形問題の解法と可視化に関する研究会】2019年度第1回研究会/2019-09-25--2019-09-26
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Teaching
2024-10 -- 2025-02Computer Science Seminar AfUniversity of Tsukuba.
2024-10 -- 2025-02Computer Science Seminar BfUniversity of Tsukuba.
2024-04 -- 2024-08Research in Computer Science IsUniversity of Tsukuba.
2024-10 -- 2025-02Research in Computer Science IIfUniversity of Tsukuba.
2024-04 -- 2024-08Computer Science Seminar BUniversity of Tsukuba.
2024-10 -- 2025-02Computer Science Seminar BUniversity of Tsukuba.
2024-10 -- 2025-02Research in Computer Science DUniversity of Tsukuba.
2024-10 -- 2025-02Research in Computer Science BUniversity of Tsukuba.
2024-10 -- 2025-02Research in Computer Science fUniversity of Tsukuba.
2024-10 -- 2025-02Research in Computer Science AUniversity of Tsukuba.
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Professional activities
2023-10 -- 2024-09JAPAN SOCIETY FOR SIMULATION TECHNOLOGYThe 43nd JSST Annual International Conference on Simulation Technology (JSST2024): Committee Member
2022-07 -- (current)JAPAN SOCIETY FOR SIMULATION TECHNOLOGY理事
2021-12 -- 2023-0810th International Congress on Industrial and Applied Mathematics (ICIAM2023): Local Scientific Program Committee
2022-11 -- 2023-09JAPAN SOCIETY FOR SIMULATION TECHNOLOGYThe 42nd JSST Annual International Conference on Simulation Technology (JSST2023): Committee Member
2022-01 -- 2022-09JAPAN SOCIETY FOR SIMULATION TECHNOLOGYThe 41st JSST Annual International Conference on Simulation Technology (JSST2022): Publication Co-Chair
2023-04 -- (current)JAPAN SOCIETY FOR SIMULATION TECHNOLOGY「非線形現象の高性能数値解析技術研究委員会」運営委員
2019-10 -- 2023-03JAPAN SOCIETY FOR SIMULATION TECHNOLOGY「非線形現象の高性能数値解析技術研究委員会」副委員長
2021-03 -- 2021-09JAPAN SOCIETY FOR SIMULATION TECHNOLOGYThe 40th JSST Annual International Conference on Simulation Technology (JSST2021): Publication Co-Chair
2020-01 -- 2020-04JAPAN SOCIETY FOR SIMULATION TECHNOLOGYThe 39th JSST Annual International Conference on Simulation Technology (JSST2020): Publication Co-Chair
2018-10 -- 2019-0848th International Conference on Parallel Processing (ICPP2019): Deputy Chair
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University Management
2025-04 -- (current)学生生活支援室室員
2025-04 -- (current)システム情報工学研究群広報委員会委員長
2025-04 -- (current)情報理工学位P広報委員会委員長
2024-04 -- 2025-03総合学域群クラス担任
2023-06 -- 2023-12ホームカミングデー委員
2023-04 -- (current)情報工学域計算機運用委員会
2023-04 -- 2025-03情報理工学位P広報委員会
2023-04 -- 2025-03情報理工学位Pカリキュラム委員会
2022-04 -- 2024-03学生生活支援室室員
2021-09 -- 2022-06情報科学類教育用計算機仕様策定委員会 WG 委員
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(Last updated: 2025-05-15)