YOKOKAWA MITSUO 横川三津夫

Researcher Number	70358307
Other IDs	https://orcid.org/0000-0003-3790-1243
Affiliation (Current)	2025: 東北大学, サイバーサイエンスセンター, 特任教授
Affiliation (based on the past Project Information) *help	2022 – 2023: 神戸大学, システム情報学研究科, 教授 2017 – 2021: 神戸大学, 先端融合研究環, 教授 2016: 神戸大学, システム情報学研究科, 教授 2014 – 2016: 神戸大学, その他の研究科, 教授 2014: 神戸大学, システム情報学研究科, 教授
Review Section/Research Field	Principal Investigator Basic Section 60090:High performance computing-related / Computational science Except Principal Investigator Computational science / High performance computing
Keywords	Principal Investigator 並列計算 / 袖通信 / 有限差分法 / ３軸並列化コード / 圧縮性乱流直接数値シミュレーション / 性能評価 / スーパーコンピュータ富岳 / Mattor法 / 8次精度コンパクト差分法 / 3次元並列化コード … More / 等温条件 / 圧縮性乱流直接数値シミュレーションード / 連成地震動解析シミュレーション / 並列処理 / マルチコアシステム / ベクトル計算 / PSCCG法 / SX-Aurora TSUBSA / ハイブリッド並列計算 / 並列ベクトル計算 / 部分前処理付き共役勾配法 / 地震動応答シミュレーション / 並列化コード / 一様等方性乱流 / スーパーコンピュータ / エイリアス誤差除去 / 直接数値シミュレーション / K Computer / Phase Shift Method / Tubulence / Parallel Computation / Direct Simulation … More Except Principal Investigator 連立1次方程式解法 / 並列化 / 電子状態計算 / 並列計算 / 連立1次方程式 / 固有値計算 / 計算物理 / 強スケーリング / 行列計算 / プラズマシミュレーション / 自動チューニング / 自動性能チューニング / 機械学習 / 性能最適化 / 並列処理 / 固有値問題 / 電子波ダイナミクス / 通信回避型アルゴリズム / 行列関数 / 固有値 / 線形計算 / 前処理付き反復法 / 有機高分子系 / 理論流体力学 / 非線形固有値問題 / 確率的アルゴリズム / 計算科学 / メニーコア / 直交化 Less

圧縮性乱流直接数値シミュレーションのための3軸並列化コードの開発と評価Principal Investigator
- Principal Investigator
  
  横川三津夫
- Project Period (FY)
  2023 – 2025
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 60090:High performance computing-related
- Research Institution
  Kobe University
Optimization of building-ground coupled seismic motion analysis code on parallel system with mutli-core processorsPrincipal Investigator
- Principal Investigator
  
  Yokokawa Mitsuo
- Project Period (FY)
  2018 – 2022
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 60090:High performance computing-related
- Research Institution
  Kobe University
Development of a parallel matrix library for computational physics with high strong-scaling performance
- Principal Investigator
  
  Yamamoto Yusaku
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Computational science
- Research Institution
  The University of Electro-Communications
Supporting performance-aware programming with machine learning techniques
- Principal Investigator
  
  Hiroyuki Takizawa
- Project Period (FY)
  2016 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  High performance computing
- Research Institution
  Tohoku University
An extended linear algebra library for electronic structure calculation and its optimization for many-core processors
- Principal Investigator
  
  Yamamoto Yusaku
- Project Period (FY)
  2014 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Computational science
- Research Institution
  The University of Electro-Communications
Simulation Code Optimization for DNS of Turbulence toward Peta-scale ComputingPrincipal Investigator
- Principal Investigator
  
  YOKOKAWA MITSUO
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Computational science
- Research Institution
  Kobe University

All 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014

All Journal Article Presentation

[Journal Article] 速フーリエ変換ルーチンの3軸並列実装と性能評価および圧縮性乱流DNSコードへの適用2024
- Author(s)
  坂野智紀，横川三津夫，今村俊幸，竹上諒，松本泰生，櫻井幹記，石原卓
- Journal Title
  
  情報処理学会研究報告
  
  Volume: 2023-HPC-193
- Data Source
  KAKENHI-PROJECT-23K11124
[Journal Article] 圧縮性乱流直接数値シミュレーションのスカラプロセッサ用コードの開発と性能評価2024
- Author(s)
  竹上諒，松本泰生，横川三津夫，櫻井幹記，石原卓
- Journal Title
  
  情報処理学会研究報告
  
  Volume: 2023-HPC-193
- Data Source
  KAKENHI-PROJECT-23K11124
[Journal Article] 圧縮性乱流直接数値シミュレーションコードの3軸並列化とその評価2023
- Author(s)
  松本泰生，竹上諒，横川三津夫，櫻井幹記，石原卓
- Journal Title
  
  情報処理学会研究報告
  
  Volume: 2023-HPC-191
- Data Source
  KAKENHI-PROJECT-23K11124
[Journal Article] Performance evaluation of parallel direct numerical simulation code on supercomputer SX-Aurora TSUBASA2023
- Author(s)
  M. Yokokawa, Y. Takenaka, T. Ishihara, K. Komatsu, and H. Kobayashi,
- Journal Title
  
  Computers & Fluids
  
  Volume: 261 Pages: 105913-105913
- DOI
  10.1016/j.compfluid.2023.105913
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23K11124
[Journal Article] Optimizations of DNS Codes for Turbulence on SX-Aurora TSUBASA,2021
- Author(s)
  Y. Takenaka, M. Yokokawa, T. Ishihara, K. Komatsu, and H. Kobayashi
- Journal Title
  
  Sustained Simulation Performance 2019 and 2020
  
  Volume: 2019 and 2020 Pages: 51-59
- DOI
  10.1007/978-3-030-68049-7_4
- ISBN
  9783030680480, 9783030680497
- Open Access
- Data Source
  KAKENHI-PROJECT-18K11325
[Journal Article] 建物・地盤地震応答シミュレーションのベクトル計算機向け最適化2020
- Author(s)
  後藤啓，横川三津夫，坂敏秀，小松一彦，小林広明
- Journal Title
  
  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）
  
  Volume: 2020-HPC-173
- Open Access
- Data Source
  KAKENHI-PROJECT-18K11325
[Journal Article] Affecting the relaxation parameter in the multifrontal method2020
- Author(s)
  T. Nakano, M. Yokokawa, Y. Yamamoto, and T. Fukaya
- Journal Title
  
  Sustatined Simulation Performance 2018 and 2019
  
  Volume: 2018 and 2019 Pages: 215-224
- DOI
  10.1007/978-3-030-39181-2_17
- ISBN
  9783030391805, 9783030391812
- Data Source
  KAKENHI-PROJECT-18K11325
[Journal Article] 建物の地震動応答シミュレーションに現れる前処理付き共役勾配法の並列化2018
- Author(s)
  後藤啓，横川三津夫，坂敏秀
- Journal Title
  
  情報処理学会研究報告
  
  Volume: 2018-HPC-167 Pages: 1-5
- Data Source
  KAKENHI-PROJECT-17H02828
[Journal Article] Preconditioner auto-tuning with deep learning for sparse iterative algorithms2018
- Author(s)
  Kenya Yamada and Takahiro Katagiri and Hiroyuki Takizawa and Kazuo Minami and Mitsuo Yokokawa and Toru Nagai and Masao Ogino
- Journal Title
  
  The Sixth International Symposium on Computing and Networking Workshops (CANDARW)
  
  Volume: - Pages: 257-262
- DOI
  10.1109/candarw.2018.00055
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H02822
[Journal Article] Performance Evaluation of a Vector Supercomputer SX-Aurora TSUBASA2018
- Author(s)
  K. Komatsu, S. Momose, Y. Isobe, O. Watanabe, A. Musa, M. Yokokawa, T. Aoyama, M. Sato, H. Kobayashi
- Journal Title
  
  International Conference for High Performance Computing, Networking, Storage and Analysis (SC ’18)
  
  Volume: - Pages: 685-696
- DOI
  10.1109/sc.2018.00057
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H02822
[Journal Article] 建物の地震動応答シミュレーションに現れる前処理付き共役勾配法の並列化2018
- Author(s)
  後藤啓，横川三津夫，坂敏秀
- Journal Title
  
  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）
  
  Volume: 2018-HPC-167 (28) Pages: 1-5
- Open Access
- Data Source
  KAKENHI-PROJECT-18K11325
[Journal Article] 緩和型スーパーノードマルチフロンタル法の最適な緩和パラメータについて2018
- Author(s)
  中野智輝，横川三津夫，深谷猛，山本有作
- Journal Title
  
  情報処理学会研究報告
  
  Volume: 2018-HPC-167 Pages: 1-8
- Data Source
  KAKENHI-PROJECT-17H02828
[Journal Article] One-way dissectionオーダリングによる連立一次方程式の直接解法の並列化2017
- Author(s)
  中野智輝, 横川三津夫, 深谷猛, 山本有作
- Journal Title
  
  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）
  
  Volume: 2017-HPC-162 Pages: 1-10
- Data Source
  KAKENHI-PROJECT-17H02828
[Journal Article] 高レイノルズ数乱流中の渦の組織構造とその時間発展2016
- Author(s)
  石原卓, 宇野篤也, 森下浩二, 横川三津夫, 金田行雄
- Journal Title
  
  ながれ
  
  Volume: 35 Pages: 109-113
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-26390130
[Journal Article] Energy spectrum in high-resolution direct numerical simulations of turbulence2016
- Author(s)
  Takashi Ishihara, Koji Morishita, Mitsuo Yokokawa, Atsuya Uno and Yukio Kaneda
- Journal Title
  
  Phys. Rev. Fluids
  
  Volume: 1 Issue: 8 Pages: 1-9
- DOI
  10.1103/physrevfluids.1.082403
- NAID
  120005981191
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-15H03603, KAKENHI-PROJECT-26390130
[Journal Article] 大規模連立一次方程式の反復解法の実問題への適用と性能評価2015
- Author(s)
  俵谷健太郎，横川三津夫
- Journal Title
  
  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）
  
  Volume: 2015-HPC-152 Pages: 1-7
- Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26286087
[Journal Article] Accurate Parallel Algorithm for Tracking Inertial Particles in Large-Scale Direct Numerical Simulations of Turbulence2015
- Author(s)
  T. Ishihara, K. Enohata, K. Morishita, M. Yokokawa, and K. Ishii
- Journal Title
  
  Parallel Computing Technologies, LNCS 9251
  
  Volume: 9251 Pages: 522-527
- DOI
  10.1007/978-3-319-21909-7_51
- ISBN
  9783319219080, 9783319219097
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26390130, KAKENHI-PROJECT-15H03603
[Journal Article] 一様等方性乱流の直接数値シミュレーションコードの京コンピュータ向け最適化2014
- Author(s)
  森下浩二，横川三津夫，宇野篤也，石原卓，金田行雄
- Journal Title
  
  研究報告ハイパフォーマンスコンピューティング（HPC）
  
  Volume: 2014-HPC-147(17) Pages: 1-5
- NAID
  110009850779
- Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26390130
[Presentation] Performance Evaluation of Three-dimensional Fast Fourier Transforms by Three-dimensional Domain Decomposition2024
- Author(s)
  T. Sakano, M. Yokokawa, T. Imamura, Y. Sakurai, and T. Ishihara
- Organizer
  The 6th R-CCS International symposium
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K11124
[Presentation] I/O Performance Evaluation of a Memory-Saving DNS Code on SX-Aurora TSUBASA2023
- Author(s)
  M. Yokokawa, Y. Yamane, K. Yamaguchi, T. Soga, T. Matsumoto, A. Musa, K. Komatsu，T. Ishihara and H. Kobayashi
- Organizer
  2023 IEEE International Parallel and Distributed Processing Symposium Workshops
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-23K11124
[Presentation] Direct Numerical Simulation of Turbulence Using File I/O Functions2022
- Author(s)
  Yokokawa, Mitsuo
- Organizer
  The 32nd Workshop on Sustained Simulation Performance
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K11325
[Presentation] On the performance of a DNS code for compressible turbulent flows2022
- Author(s)
  M. Yokokawa, T. Ishihara, and Y. Sakurai
- Organizer
  The 34th Workshop on Sustained Simulation Performance
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K11325
[Presentation] Hybrid Computation on Building Responses against Earthquakes on a VH and VEs of SX-Aurora TSUBASA2021
- Author(s)
  M. Yokokawa
- Organizer
  Workshop on Sustained Simulation Performance 2021
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K11325
[Presentation] Performance of Acceleated and Asynchronous I/O on SX-Aurora TSUBASA2019
- Author(s)
  M. Yokokawa
- Organizer
  Workbench on Sustatined Simulation Performance
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-18K11325
[Presentation] 建物の地震動応答シミュレーションに現れる前処理付き共役勾配法の並列化2018
- Author(s)
  後藤啓，横川三津夫，坂敏秀
- Organizer
  第167回ハイパフォーマンスコンピューティング研究会
- Data Source
  KAKENHI-PROJECT-16H02822
[Presentation] 色数を抑えた改良reverse Cuthill-McKee法による線形ソルバの並列化について2017
- Author(s)
  俵谷健太郎，横川三津夫
- Organizer
  情報処理学会第159回ハイパフォーマンスコンピューティング研究発表会
- Place of Presentation
  東京大学情報基盤センター（千葉県柏市）
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] A parallel solver for a linear system with symetric sparse matrix by one-dissection ordering2017
- Author(s)
  M. Yokokawa, T. Nakano, T. Fukaya and Y. Yamamoto
- Organizer
  Workbench on Sustained Simulation Performance (WSSP)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02828
[Presentation] Performance Study on Two-Path Aliasing-Free Calculation of a Spectral DNS Code2016
- Author(s)
  M. Yokokawa, K. Morishita, A. Uno, T. Ishihara, and Y. Kaneda
- Organizer
  The 23rd Workshop on Sustained Simulation Performance
- Place of Presentation
  Tohoku Univ. (Sendai, Miyagi)
- Year and Date
  2016-03-16
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26390130
[Presentation] π共役ポリマーの電子状態計算に現れる連立一次方程式の並列解法2016
- Author(s)
  横川三津夫，熊澤賢一郎，山本有作
- Organizer
  計算物質科学における時空間アップスケーリングと数理手法
- Place of Presentation
  電気通信大学（東京都調布市）
- Year and Date
  2016-11-28
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] STView: An Eclipse Plug-in Tool for Visualizing Program Structures in Fortran Source Codes2016
- Author(s)
  T. Ohichi，M. Terai, M. Yokokawa, and K. Minami
- Organizer
  The International Conference for High Performance Computing, Networking, Storage and Analysis (SC2016)
- Place of Presentation
  Salt Lake City, USA
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16H02822
[Presentation] Vortex Clusters and Their Time Evolution in High-Reynolds-Number Turbulence2016
- Author(s)
  Ishihara, T., Uno, A., Morishita, K., Yokokawa, M., and Kaneda, Y.
- Organizer
  APS Division of Fluid Dynamics Meeting
- Place of Presentation
  Portland, U.S.A.
- Year and Date
  2016-11-20
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26390130
[Presentation] Energy Spectra of Higher Reynolds Number Turbulence by the DNS with up to 12288^3 Grid Points2015
- Author(s)
  T. Ishihara, Y. Kaneda, K. Morishita, M. Yokokawa, and A. Uno
- Organizer
  67th Annual Meeting of the APS Division of Fluid Dynamics
- Place of Presentation
  San Francisco(U.S.A.)
- Year and Date
  2015-11-23
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26390130
[Presentation] 高レイノルズ数乱流中の渦の組織構造とその時間発展2015
- Author(s)
  石原卓，宇野篤也，森下浩二，横川三津夫，金田行雄
- Organizer
  第29回数値流体力学シンポジウム
- Place of Presentation
  九州大学（福岡県・福岡市）
- Year and Date
  2015-12-15
- Data Source
  KAKENHI-PROJECT-26390130
[Presentation] Energy Spectrum in High Reynolds Number Turbulence - High Resolution DNS Results2015
- Author(s)
  K. Morishita, T. Ishihara, Y. Kaneda, M. Yokokawa, and A. Uno
- Organizer
  67th Annual Meeting of the APS Division of Fluid Dynamics
- Place of Presentation
  San Francisco(U.S.A.)
- Year and Date
  2015-11-23
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26390130

1. Yamamoto Yusaku (20362288)

# of Collaborated Projects: 2 results

# of Collaborated Products: 4 results
2. 星健夫 (80272384)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
3. IMAMURA TOSHIYUKI (60361838)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. INADOMI YUICHI (70437747)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
5. ISHIHARA Takashi (10262495)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
6. Hiroyuki Takizawa (70323996)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
7. 森下浩二 (50634648)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
8. 片桐孝洋 (40345434)

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
9. 南一生 (70501998)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. Kobayashi Hiroaki

# of Collaborated Projects: 1 results

# of Collaborated Products: 1 results
11. Suda Reiji

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
12. Okatani Takayuki

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. Egawa Ryusuke

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. Ohshima Satoshi

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. Vajtersic Marian

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
16. 金田行雄

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

YOKOKAWA MITSUO 横川 三津夫

Research Projects

Research Products

Co-Researchers

圧縮性乱流直接数値シミュレーションのための3軸並列化コードの開発と評価Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Optimization of building-ground coupled seismic motion analysis code on parallel system with mutli-core processorsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

Development of a parallel matrix library for computational physics with high strong-scaling performance

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Supporting performance-aware programming with machine learning techniques

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

An extended linear algebra library for electronic structure calculation and its optimization for many-core processors

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Simulation Code Optimization for DNS of Turbulence toward Peta-scale ComputingPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] 速フーリエ変換ルーチンの3軸並列実装と性能評価および圧縮性乱流DNSコードへの適用2024

Author(s)

Journal Title

Data Source

[Journal Article] 圧縮性乱流直接数値シミュレーションのスカラプロセッサ用コードの開発と性能評価2024

Author(s)

Journal Title

Data Source

[Journal Article] 圧縮性乱流直接数値シミュレーションコードの3軸並列化とその評価2023

Author(s)

Journal Title

Data Source

[Journal Article] Performance evaluation of parallel direct numerical simulation code on supercomputer SX-Aurora TSUBASA2023

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Optimizations of DNS Codes for Turbulence on SX-Aurora TSUBASA,2021

Author(s)

Journal Title

DOI

ISBN

Data Source

[Journal Article] 建物・地盤地震応答シミュレーションのベクトル計算機向け最適化2020

Author(s)

Journal Title

Data Source

[Journal Article] Affecting the relaxation parameter in the multifrontal method2020

Author(s)

Journal Title

DOI

ISBN

Data Source

[Journal Article] 建物の地震動応答シミュレーションに現れ る前処理付き共役勾配法の並列化2018

Author(s)

Journal Title

Data Source

[Journal Article] Preconditioner auto-tuning with deep learning for sparse iterative algorithms2018

Author(s)

Journal Title

YOKOKAWA MITSUO 横川三津夫

[Journal Article] 建物の地震動応答シミュレーションに現れる前処理付き共役勾配法の並列化2018

[Journal Article] 緩和型スーパーノードマルチフロンタル法の最適な緩和パラメータについて2018

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