Iwashita Takeshi 岩下武史

… Alternative Names

IWASHITA Takeshi 岩下武史

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Researcher Number	30324685
Other IDs
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Affiliation (Current)	2025: 京都大学, 学術情報メディアセンター, 教授 2025: 北海道大学, 情報基盤センター, 客員教授
Affiliation (based on the past Project Information) *help	2023 – 2024: 京都大学, 学術情報メディアセンター, 教授 2022 – 2023: 北海道大学, 情報基盤センター, 客員教授 2014 – 2023: 北海道大学, 情報基盤センター, 教授 2007 – 2013: Kyoto University, 学術情報メディアセンター, 准教授 2006: Academic Center for Computing and Media Studies, Associate Professor, 助教授 2003 – 2006: Kyoto University, Academic Center for Computing and Media Studies, Associate Professor, 学術情報メディアセンター, 助教授 2002: 京都大学, 学術メディアセンター, 助手
Review Section/Research Field	Principal Investigator Computer system/Network / Medium-sized Section 60:Information science, computer engineering, and related fields / Basic Section 60100:Computational science-related / High performance computing / Power engineering/Power conversion/Electric machinery Except Principal Investigator Software / Basic Section 60090:High performance computing-related / High performance computing / 電力工学・電気機器工学 / Sections That Are Subject to Joint Review: Basic Section60040:Computer system-related , Basic Section60090:High performance computing-related … More / Basic Section 60040:Computer system-related / Basic Section 60100:Computational science-related / Medium-sized Section 60:Information science, computer engineering, and related fields / Broad Section J / 電力工学・電気機器工学 Less
Keywords	Principal Investigator 線形反復法 / 高性能計算 / 電磁場解析 / 並列処理 / 計算科学 / ハイパフォーマンスコンピューティング / マルチグリッド法 / 数値解析 / 有限要素法 / ハイパフォーマンス・コンピューティング … More / 性能評価 / 線形ソルバ / 有限要素解析 / アクセラレータ / 計算工学 / ステンシル計算 / 整数演算命令 / FDTD法 / 反復改良法 / 整数演算 / 階層型行列 / 非線形解析 / 非定常解析 / H行列 / 時間並列処理 / 混合精度演算 / 計算電磁気学 / 機械学習 / 情報システム / 自動生成 / 誤差修正法 / 最適化 / 電気機器 / 応用数学 / シミュレーション工学 / 計算機システム / 反復法 / ILU分解前処理 / Explicit error correction / Implicit error correction / 誤差修正 / 解法選択 / 収束性 / 並列計算機 / 自動設定 / パラメータ / ILUスムーザ / AMG / マルチグリッド / グリッド / ILU分解 / AMG法 … More Except Principal Investigator 並列計算 / 混合精度演算 / 行列近似 / 自動チューニング / 高性能計算 / 数値線形代数 / アルゴリズム / H行列法 / 低ランク / 近似計算 / H行列 / 電磁界解析 / 代数マルチグリッド法 / ハイパフォーマンスコンピューティング / 実行時最適化 / GPU / 並列処理・分散処理 / 電磁鋼板 / 低ランク近似 / Parallel in Time / 半陰解法 / 並列時間進 / 代数的多重格子法 / Overdamped Langevin方程式 / 時間積分 / アーキテクチャ / プロセッサ / マイクロプロセッサ / 超伝導コンピューティング / コンピュータアーキテクチャ / 精度保証 / 高性能・高信頼性・省電力アルゴリズム / エクサスケールシステム / 計算科学・データ科学・機械学習の融合 / ヘテロジニアス環境 / 混合精度演算・精度保証 / データ駆動型アプローチ / 大規模シミュレーション / 「計算・データ・学習」融合 / ヘテロジニアスコンピューテイング / ヘテロジニアスコンピューティング / 低精度・混合精度・変動精度演算 / 機械学習 / データ同化 / 計算科学 / スーパーコンピューティング / データ構造変換 / SIMDベクトル演算 / 規則化 / 低ランク行列近似 / ＧＰＵ / Ｈ行列法 / メニーコア / 低ランク行列 / ライブラリ / Sliding Mesh / Motor Analyses / Algebraic Multigrid Methods / Mortar Finite Element Methods / Electromagnetic Analyses / ベクトル磁気特性 / スライディングメッシュ / 電動機解析 / モルタル有限要素法 / stop model / magnetic hysteresis / parallel genetic algorithm / block red-black ordering / parallel ICCG method / finite edge-element method / algebraic multigrid (AMG) method / ヒステリシスモデル / 多峰性関数 / 最適化問題 / 遺伝的アルゴリズム / 代数的マルチグリッド法 / 連立一次方程式 / ストップモデル / 磁気ヒステリシス / 並列遺伝アルゴリズム / ブロック化赤-黒順序付け / 並列ICCG法 / 辺要素有限要素法 / 代数マルチグリッド(AMG)法 / プログラム変換 / メニーコアプロセッサ / 並列処理 / 非均質計算機 / ハイブリッドMPI / エクサスケールコンピューティング / OpenFOAM / pXabclib / 疎行列反復解法 / OpenATLib / Xabclib / コード変換 / コード生成 / タイリング / T2Kオープンスパコン / 品質管理 / 並列実験 / 超並列 / 高生産性 / コード自動生成 / ABCLibScript / ソフトウェア自動チューニング / マルチコア / 並列化 / 並列化ライブラリ / 均質化 / マイクロ磁気学 / マルチスケールモデル / ベクトルヒステリシス / 電気機器工学 Less

低ランク構造行列法の適用範囲拡大と多様な計算アーキテクチャの活用
- Principal Investigator
  
  伊田明弘
- Project Period (FY)
  2024 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 60090:High performance computing-related
  Basic Section 60040:Computer system-related
  Sections That Are Subject to Joint Review: Basic Section60040:Computer system-related , Basic Section60090:High performance computing-related
- Research Institution
  Japan Agency for Marine-Earth Science and Technology
Next-generation high-performance linear solver for future computational science and engineeringPrincipal Investigator
- Principal Investigator
  
  岩下武史
- Project Period (FY)
  2023 – 2026
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 60:Information science, computer engineering, and related fields
- Research Institution
  Kyoto University
  Hokkaido University
Overdamped Langevin方程式向けの時間積分並列化手法
- Principal Investigator
  
  藤井昭宏
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 60100:Computational science-related
- Research Institution
  Kogakuin University
Construction of numerical linear algebra based on lattice H-matrices and its high-performance implementation on modern architectures
- Principal Investigator
  
  Ida Akihiro
- Project Period (FY)
  2021 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 60090:High performance computing-related
- Research Institution
  Japan Agency for Marine-Earth Science and Technology
Development of technology for scientific simulations only using integer arithmetic for next-generation computersPrincipal Investigator
- Principal Investigator
  
  岩下武史
- Project Period (FY)
  2020 – 2024
- Research Category
  
  Grant-in-Aid for Challenging Research (Exploratory)
- Review Section
  
  Medium-sized Section 60:Information science, computer engineering, and related fields
- Research Institution
  Hokkaido University
High performance linear solver for advanced computational electromagneticsPrincipal Investigator
- Principal Investigator
  
  IWASHITA TAKESHI
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 60100:Computational science-related
- Research Institution
  Hokkaido University
Innovative Methods for Scientific Computing in the Exascale Era by Integrations of (Simulation+Data+Learning)
- Principal Investigator
  
  Nakajima Kengo
- Project Period (FY)
  2019 – 2023
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Review Section
  
  Broad Section J
- Research Institution
  The University of Tokyo
Over 100 GHz Time-Space Superconductor Computing for Post-Moore Era
- Principal Investigator
  
  Inoue Koji
- Project Period (FY)
  2019 – 2021
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Review Section
  
  Medium-sized Section 60:Information science, computer engineering, and related fields
- Research Institution
  Kyushu University
Research on Regularization to Exploit SIMD-vector Operations
- Principal Investigator
  
  中島浩
- Project Period (FY)
  2018 – 2020
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 60090:High performance computing-related
- Research Institution
  Kyoto University
Enhancement of H-matrix library and optimization for next generation supercomputers
- Principal Investigator
  
  Ida Akihiro
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  High performance computing
- Research Institution
  The University of Tokyo
Research on the framework of high-performance application development targeting manycore processors
- Principal Investigator
  
  Nakashima Hiroshi
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  High performance computing
- Research Institution
  Kyoto University
Realization of high performance electromagnetic field analyses for sophisticated design of electric machinesPrincipal Investigator
- Principal Investigator
  
  Iwashita Takeshi
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Power engineering/Power conversion/Electric machinery
- Research Institution
  Hokkaido University
High Performance Linear Solver Library Using Information Obtained in Previous Solution StepsPrincipal Investigator
- Principal Investigator
  
  IWASHITA TAKESHI
- Project Period (FY)
  2014 – 2015
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  High performance computing
- Research Institution
  Hokkaido University
Exa-scale Adaptation to Sparse Iterative Library with Run-time Auto-tuning Facility
- Principal Investigator
  
  KATAGIRI Takahiro
- Project Period (FY)
  2012 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Software
- Research Institution
  The University of Tokyo
Composing High-Performance Simulation Codes by Temporal-Spatial Tiling
- Principal Investigator
  
  NAKASHIMA Hiroshi
- Project Period (FY)
  2011 – 2013
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Software
- Research Institution
  Kyoto University
Development of Auto-tuning Specification Language Towards Manycore and Massively Parallel Processing Era
- Principal Investigator
  
  KATAGIRI Takahiro
- Project Period (FY)
  2009 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Software
- Research Institution
  The University of Tokyo
High Performance Parallel Linear Solver for Peta-scale SimulationPrincipal Investigator
- Principal Investigator
  
  IWASHITA Takeshi
- Project Period (FY)
  2009 – 2011
- Research Category
  
  Grant-in-Aid for Young Scientists (A)
- Research Field
  
  Computer system/Network
- Research Institution
  Kyoto University
Parallelization Methodology Library and Its Framework Technology
- Principal Investigator
  
  NAKASHIMA Hiroshi
- Project Period (FY)
  2008 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Software
- Research Institution
  Kyoto University
Efficient and Accurate Electromagnetic Field Analysis for Electric Machines Using Homogenized Vector Magnetic Hysteresis Model of Laminated Iron-Cores
- Principal Investigator
  
  MATSUO Tetsuji
- Project Period (FY)
  2007 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  電力工学・電気機器工学
- Research Institution
  Kyoto University
Technology for automatic selection of methods and parameters in parallel iterative solversPrincipal Investigator
- Principal Investigator
  
  IWASHITA Takeshi
- Project Period (FY)
  2006 – 2008
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Computer system/Network
- Research Institution
  Kyoto University
Fast Electromagnetic Mortar Finite Element Analyses with High Accuracy Based on Algebraic Multigrid Methods
- Principal Investigator
  
  SHIMASAKI Masaaki
- Project Period (FY)
  2005 – 2006
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  電力工学・電気機器工学
- Research Institution
  Kyoto University
代数マルチグリッド法と並列処理技術による高速な連立一次方程式の求解法Principal Investigator
- Principal Investigator
  
  岩下武史
- Project Period (FY)
  2004 – 2005
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Computer system/Network
- Research Institution
  Kyoto University
Fast Large-Scale Electromagnetic Field Analysis Using PC Cluster for Optimal Design of Electric Machines
- Principal Investigator
  
  SHIMASAKI Masaaki
- Project Period (FY)
  2002 – 2003
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  電力工学・電気機器工学
- Research Institution
  Kyoto University

[Journal Article] Parallel-in-Space-and-Time Finite-Element Method for Time-Periodic Magnetic Field Problems With Hysteresis2024
- Author(s)
  Takahashi Yasuhito、Fujiwara Koji、Iwashita Takeshi
- Journal Title
  
  IEEE Transactions on Magnetics
  
  Volume: 60 Issue: 3 Pages: 1-5
- DOI
  10.1109/tmag.2023.3307498
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K12063
[Journal Article] Numerical Behavior of Mixed Precision Iterative Refinement Using the BiCGSTAB Method2023
- Author(s)
  Yingqi Zhao, Takeshi Fukaya, Takeshi Iwashita
- Journal Title
  
  Journal of Information Processing
  
  Volume: 31 Issue: 0 Pages: 860-874
- DOI
  10.2197/ipsjjip.31.860
- ISSN
  1882-6652
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H05662
[Journal Article] Subspace Correction Preconditioning for Solving a Sequence of Asymmetric Linear Systems Using the Bi-CGSTAB Method2023
- Author(s)
  Tamori Hirotoshi、Fukaya Takeshi、Iwashita Takeshi
- Journal Title
  
  Journal of Information Processing
  
  Volume: 31 Issue: 0 Pages: 875-884
- DOI
  10.2197/ipsjjip.31.875
- ISSN
  1882-6652
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K21782, KAKENHI-PROJECT-21H03447
[Journal Article] A novel ILU preconditioning method with a block structure suitable for SIMD vectorization2023
- Author(s)
  Suzuki Kengo, Fukaya Takeshi, Iwashita Takeshi
- Journal Title
  
  Journal of Computational and Applied Mathematics
  
  Volume: 419 Pages: 114687-114687
- DOI
  10.1016/j.cam.2022.114687
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K21782, KAKENHI-PROJECT-19H05662
[Journal Article] ILU(0)前処理付きGMRES(m)法に対する低精度計算の導入可能性の検証2023
- Author(s)
  深谷猛, Zhao Yingqi, 岩下武史
- Journal Title
  
  情報処理学会研究報告第192回HPC研究会
  
  Volume: 2023-HPC-192
- Data Source
  KAKENHI-PROJECT-19H05662
[Journal Article] Convergence acceleration of preconditioned conjugate gradient solver based on error vector sampling for a sequence of linear systems2023
- Author(s)
  Iwashita Takeshi、Ikehara Kota、Fukaya Takeshi、Mifune Takeshi
- Journal Title
  
  Numerical Linear Algebra with Applications
  
  Volume: 30 Issue: 6
- DOI
  10.1002/nla.2512
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K21782, KAKENHI-PROJECT-19H05662
[Journal Article] A New AINV Preconditioner for the CG Method in Hybrid CPU-GPU Computing Environment2022
- Author(s)
  Suzuki Kengo, Fukaya Takeshi, Iwashita Takeshi
- Journal Title
  
  Journal of Information Processing
  
  Volume: 30 Issue: 0 Pages: 755-765
- DOI
  10.2197/ipsjjip.30.755
- ISSN
  1882-6652
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K21782, KAKENHI-PROJECT-19H05662
[Journal Article] 近似逆行列前処理における前処理行列生成部の簡略化とスレッド並列化2022
- Author(s)
  鈴木謙吾, 深谷猛, 岩下武史
- Journal Title
  
  情報処理学会研究報告(Web)
  
  Volume: 2021-HPC-182 Pages: 1-8
- Data Source
  KAKENHI-PROJECT-21H03447
[Journal Article] 非対称行列向けSubspace correction法による複数連立一次方程式の求解高速化2022
- Author(s)
  多森浩俊, 深谷猛, 岩下武史
- Journal Title
  
  The 6th cross-disciplinary Workshop on Computing Systems, Infrastructures, and Programming (xSIG 2022)
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H05662
[Journal Article] Numerical Investigation into the Mixed Precision GMRES(<i>m</i>) Method Using FP64 and FP322022
- Author(s)
  Zhao, Y., Fukaya, T. , Zhang, L., and Iwashita, T.
- Journal Title
  
  Journal of Information Processing
  
  Volume: 30 Issue: 0 Pages: 525-537
- DOI
  10.2197/ipsjjip.30.525
- ISSN
  1882-6652
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H05662
[Journal Article] Comparison of Parallel-in-Space-and-Time Finite-Element Methods for Magnetic Field Analysis of Electric Machines2021
- Author(s)
  Yasuhito Takahashi, Koji Fujiwara, Takeshi Iwashita, and Hiroshi Nakashima
- Journal Title
  
  IEEE Transactions on Magnetics
  
  Volume: 57 Issue: 6 Pages: 1-4
- DOI
  10.1109/tmag.2021.3064320
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-20K04429, KAKENHI-PROJECT-19H04122
[Journal Article] Hierarchical block multi-color ordering: a new parallel ordering method for vectorization and parallelization of the sparse triangular solver in the ICCG method2020
- Author(s)
  Iwashita Takeshi, Li Senxi, Fukaya Takeshi
- Journal Title
  
  CCF Transactions on High Performance Computing
  
  Volume: 2 Issue: 2 Pages: 84-97
- DOI
  10.1007/s42514-020-00030-z
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H04122, KAKENHI-PROJECT-19H05662
[Journal Article] h3-Open-BDEC: Innovative Software Platform for Scientific Computing in the Exascale Era by Integrations of (Simulation + Data + Learning)2020
- Author(s)
  Iwashita, T, Nakajima, K., Shimokawabe, T., Nagao, H., Ogita, T., Katagiri, T., Yashiro, H., Matsuba
- Journal Title
  
  Project Poster, ISC-HPC 2020
  
  Volume: N/A Pages: 1-1
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H05662
[Journal Article] Effect of Mixed Precision Computing on H-Matrix Vector Multiplication in BEM Analysis2020
- Author(s)
  Rise Ooi, Takeshi Fukaya, Takeshi Iwashita, Akihiro Ida, Rio Yokota
- Journal Title
  
  International Conference on High Performance Computing in Asia-Pacific Redion
  
  Volume: なし Pages: 92-101
- DOI
  10.1145/3368474.3368479
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17H01749, KAKENHI-PROJECT-19H05662
[Journal Article] Large-scale electromagnetic field analyses of coils wound with coated conductors using a current-vector-potential formulation with a thin-strip approximation2019
- Author(s)
  Mifune Takashi、Tominaga Naoki、Sogabe Yusuke、Mizobata Yudai、Yasunaga Masahiro、Ida Akihiro、Iwashita Takeshi、Amemiya Naoyuki
- Journal Title
  
  Superconductor Science and Technology
  
  Volume: 32 Issue: 9 Pages: 094002-094002
- DOI
  10.1088/1361-6668/ab1d35
- NAID
  120006731127
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H02326, KAKENHI-PROJECT-17H01749, KAKENHI-PROJECT-17K06301
[Journal Article] QR Factorization of Block Low-rank Matrices with Weak Admissibility Condition2019
- Author(s)
  Akihiro Ida, Hiroshi Nakashima, Tasuku Hiraishi, Ichitaro Yamazaki, Rio Yokota, Takeshi Iwashita
- Journal Title
  
  Journal of Information Processing
  
  Volume: 27 Issue: 0 Pages: 831-839
- DOI
  10.2197/ipsjjip.27.831
- NAID
  130007762323
- ISSN
  1882-6652
- Language
  English
- Peer Reviewed / Open Access / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K19962, KAKENHI-PROJECT-17H01749, KAKENHI-PROJECT-18H03248, KAKENHI-PROJECT-19H04122
[Journal Article] Time Segment Correction Method for Parallel Time Integration2019
- Author(s)
  Fujii Akihiro、Kaneko Shigeo、Tanaka Teruo、Iwashita Takeshi
- Journal Title
  
  Journal of Information Processing
  
  Volume: 27 Issue: 0 Pages: 822-830
- DOI
  10.2197/ipsjjip.27.822
- NAID
  130007762325
- ISSN
  1882-6652
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-19H05662
[Journal Article] Large-scale electromagnetic field analyses of coils wound with coated conductors using a current-vector-potential formulation with a thin-strip approximation2019
- Author(s)
  Mifune Takeshi、Tominaga Naoki、Sogabe Yusuke、Mizobata Yudai、Yasunaga Masahiro、Ida Akihiro、Iwashita Takeshi、Amemiya Naoyuki
- Journal Title
  
  Superconductor Science and Technology
  
  Volume: 印刷中
- NAID
  120006731127
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H01749
[Journal Article] Parallel TP-EEC Method based on Polyphase Time-periodic Condition for Magnetic Field Analysis of Induction Motors2019
- Author(s)
  Yasuhito Takahashi , Koji Fujiwara , Tadashi Tokumasu, Takeshi Iwashita , and Hiroshi Nakashima
- Journal Title
  
  IEEE Transactions on Magnetics
  
  Volume: 56 Issue: 3 Pages: 7511305-7511305
- DOI
  10.1109/tmag.2019.2950100
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19H04122, KAKENHI-PROJECT-17K06323
[Journal Article] Application of Hierarchical Matrices to Large-Scale Electromagnetic Field Analyses of Coils Wound With Coated Conductors2018
- Author(s)
  Tominaga Naoki、Mifune Takeshi、Ida Akihiro、Sogabe Yusuke、Iwashita Takeshi、Amemiya Naoyuki
- Journal Title
  
  IEEE Transactions on Applied Superconductivity
  
  Volume: 28 Issue: 3 Pages: 1-5
- DOI
  10.1109/tasc.2017.2780821
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16H02326, KAKENHI-PROJECT-17H01749, KAKENHI-PROJECT-18H03248
[Journal Article] Application of Improved H-Matrices in Micromagnetic Simulations of Spin Torque Oscillator2018
- Author(s)
  Ida Akihiro、Ataka Tadashi、Takahashi Yasuhito、Mifune Takeshi、Iwashita Takeshi、Furuya Atsushi
- Journal Title
  
  IEEE Transactions on Magnetics
  
  Volume: 54 Issue: 3 Pages: 1-4
- DOI
  10.1109/tmag.2017.2763611
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01749
[Journal Article] Time Domain Parallel Finite-element Method Coupling with Motion for Transient Motor Starting Analysis2017
- Author(s)
  髙橋康人，北尾純士，藤原耕二，岩下武史，中島浩
- Journal Title
  
  IEEJ Transactions on Power and Energy
  
  Volume: 137 Issue: 3 Pages: 230-237
- DOI
  10.1541/ieejpes.137.230
- NAID
  130005398409
- ISSN
  0385-4213, 1348-8147
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26289075, KAKENHI-PROJECT-26820102
[Journal Article] Automatic mapping operator construction for subspace correction method to solve a series of linear systems2017
- Author(s)
  T. Iwashita, S. Kawaguchi, T. Mifune and T. Matsuo
- Journal Title
  
  JSIAM Letters
  
  Volume: 9 Issue: 0 Pages: 25-28
- DOI
  10.14495/jsiaml.9.25
- NAID
  130006900372
- ISSN
  1883-0609, 1883-0617
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-26289075
[Journal Article] Software Framework for Parallel BEM Analyses with H-matrices Using MPI and OpenMP2017
- Author(s)
  T. Iwashita, A. Ida, T. Mifune and Y. Takahashi
- Journal Title
  
  Procedia computer science
  
  Volume: 印刷中
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-26289075
[Journal Article] Software Framework for Parallel BEM Analyses with H-matrices Using MPI and OpenMP2017
- Author(s)
  Iwashita Takeshi、Ida Akihiro、Mifune Takeshi、Takahashi Yasuhito
- Journal Title
  
  Procedia Computer Science
  
  Volume: 108 Pages: 2200-2209
- DOI
  10.1016/j.procs.2017.05.263
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01749
[Journal Article] Parallel Finite-Element Analysis of Rotating Machines Based on Domain Decomposition Considering Nonconforming Mesh Connection2016
- Author(s)
  Yasuhito Takahashi, Koji Fujiwara, Takeshi Iwashita, and Hiroshi Nakashima
- Journal Title
  
  IEEE Transactions on Magnetics
  
  Volume: 52 Issue: 3 Pages: 7401604-7401604
- DOI
  10.1109/tmag.2015.2477308
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26820102, KAKENHI-PROJECT-26289075
[Journal Article] Analysis of Induced Electric Field in Human Body by Utility Power Frequency Magnetic Field Using Parallel Fast Multipole-accelerated Boundary Element Method2015
- Author(s)
  Y. Takahashi, A. Ahagon, K. Fujiwara, T. Iwashita and H. Nakashima,
- Journal Title
  
  IET Science, Measurement & Technology
  
  Volume: 9 Issue: 2 Pages: 178-183
- DOI
  10.1049/iet-smt.2014.0195
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26289075, KAKENHI-PROJECT-26820102
[Journal Article] On the Practical Implementation of ICCG Method Solving Real Symmetric Linear Equation Arising in Edge-based Finite Element Analysis2014
- Author(s)
  岡本吉史，髙橋康人，藤原耕二，阿波根　明，美舩　健，岩下武史
- Journal Title
  
  IEEJ Transactions on Power and Energy
  
  Volume: 134 Issue: 9 Pages: 767-776
- DOI
  10.1541/ieejpes.134.767
- NAID
  130004684965
- ISSN
  0385-4213, 1348-8147
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26289075, KAKENHI-PROJECT-26820102
[Journal Article] Parallel Hierarchical Matrices with Adaptive Cross Approximation on Symmetric Multiprocessing Clusters2014
- Author(s)
  A. Ida, T. Iwashita, T. Mifune, and Y. Takahashi
- Journal Title
  
  Journal of Information Processing
  
  Volume: 22 Issue: 4 Pages: 642-650
- DOI
  10.2197/ipsjjip.22.642
- NAID
  130004699523
- ISSN
  1882-6652
- Language
  English
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26289075
[Journal Article] Automatic Parameter Tuning of Three-Dimensional Tiled FDTD Kernel2014
- Author(s)
  Takeshi Minami, Motoharu Hibino, Tasuku Hiraishi, Takeshi Iwashita and Hiroshi Nakashima
- Journal Title
  
  Proc. of The Ninth International Workshop on Automatic Performance Tuning
  
  Volume: -
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24300004
[Journal Article] 冗長な計算を伴わない3次元FDTD法の時空間タイリング2013
- Author(s)
  南武志, 岩下武史, 中島浩
- Journal Title
  
  情報処理学会論文誌 : コンピューティングシステム(ACS)
  
  Volume: 6 Pages: 56-65
- NAID
  110009527311
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24300004
[Journal Article] 最新プロセッサのSIMD演算を活用する並列化ガウス＝ザイデルスムーザの実装方法2013
- Author(s)
  河合直聡、岩下武史、中島浩
- Journal Title
  
  先進的計算基盤システムシンポジウム論文集（SACSIS 2013）
  
  Volume: 2013 Pages: 103-104
- NAID
  170000076914
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24300004
[Journal Article] 冗長な計算を伴わない3次元FDTD法の時空間タイリング2013
- Author(s)
  南武志, 岩下武史, 中島浩
- Journal Title
  
  情報処理学会論文誌 : コンピューティングシステム
  
  Volume: Vol. 6, No. 1 Pages: 56-65
- NAID
  110009527311
- URL
  http://id.nii.ac.jp/1001/00089920/
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23300006
[Journal Article] キャッシュメモリを考慮した3次元FDTDカーネルの性能改善2012
- Author(s)
  南武志、高橋康人、岩下武史、中島浩
- Journal Title
  
  情報処理学会論文誌: ACS
  
  Volume: Vol.4、No.2 Pages: 70-83
- NAID
  40019601756
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300007
[Journal Article] ブロック化赤-黒順序付け法による並列マルチグリッドポアソンソルバ2012
- Author(s)
  河合直聡, 岩下武史, 中島浩
- Journal Title
  
  情報処理学会論文誌:コンピューティングシステム
  
  Volume: 5(掲載確定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23300006
[Journal Article] Parallel Time-Periodic Finite-Element Method for Steady-State Analysis of Rotating Machines2012
- Author(s)
  Y.Takahashi, T.Iwashita, H.Nakashima, T.Tokumasu, M.Fujita, S.Wakao, K.Fujiwara, Y.Ishihara
- Journal Title
  
  IEEE Transactions on Magnetics
  
  Volume: 48 Issue: 2 Pages: 1019-1022
- DOI
  10.1109/tmag.2011.2171923
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003, KAKENHI-PROJECT-23300006, KAKENHI-PROJECT-23760271
[Journal Article] ブロック化赤-黒順序付け法による並列マルチグリッドポアソンソルバ2012
- Author(s)
  河合直聡, 岩下武史, 中島浩
- Journal Title
  
  情報処理学会論文誌 : コンピューティングシステム
  
  Volume: Vol. 5, No. 3 Pages: 1-10
- URL
  http://id.nii.ac.jp/1001/00082469/
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23300006
[Journal Article] キャッシュメモリを考慮した3次元FDTD法の実装とその性能評価2011
- Author(s)
  南武志, 高橋康人, 岩下武史, 中島浩
- Journal Title
  
  第14回環瀬戸内応用数理研究部会シンポジウム講演予稿集
  
  Pages: 201-206
- Data Source
  KAKENHI-PROJECT-21300007
[Journal Article] キャッシュメモリを考慮した3次元FDTD法の実装とその性能評価2011
- Author(s)
  南武志、高橋康人、岩下武史、中島浩
- Journal Title
  
  第14回環瀬戸内応用数理研究部会シンポジウム講演予稿集
  
  Pages: 201-206
- Data Source
  KAKENHI-PROJECT-21300007
[Journal Article] Convergence Acceleration in Steady State Analysis of Synchronous Machines Using Time-Periodic Explicit Error Correction Method2011
- Author(s)
  Takeshi Mifune, Soichi Moriguchi, Takeshi Iwashita and Masaaki ShimasakiY. Takahashi, H. Kaimori, A. Kameari, T. Tokumasu, M. Fujita, S. Wakao, T. Iwashita, K. Fujiwara and Y. Ishihara
- Journal Title
  
  IEEE Trans. Magn.
  
  Volume: Vol.47, No.5 Pages: 1422-1425
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] キャッシュメモリを考慮した3次元FDTDカーネルの性能改善2011
- Author(s)
  南武志、高橋康人、岩下武史、中島浩
- Journal Title
  
  情報処理学会論文誌:ACS
  
  Volume: Vol.4, No.2 Pages: 70-83
- NAID
  40019601756
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300007
[Journal Article] Folded IC Preconditioning in Quasi-Static Field Analysis Taking Account of Both Tree-Cotree and φ=0 Gauge Conditions2011
- Author(s)
  Y.Takahashi, T.Mifune, T.Iwashita, K.Fujiwara, Y.Ishihara
- Journal Title
  
  IEEE Transactions on Magnetics
  
  Volume: 47 Issue: 5 Pages: 1342-1345
- DOI
  10.1109/tmag.2010.2082509
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] Performance Evaluation of Parallel Fast Multipole Accelerated Boundary Integral Eqoation Method in Electrostatic Field Analysis2011
- Author(s)
  Y.Takahashi, T.Iwashita, H.Nakashima, et al
- Journal Title
  
  IEEE Trans.Magnetics
  
  Volume: 47 Issue: 5 Pages: 1174-1177
- DOI
  10.1109/tmag.2010.2088380
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23300006
[Journal Article] キャッシュメモリを考慮した3次元FDTDカーネルの性能改善2011
- Author(s)
  南武志, 高橋康人, 岩下武史, 中島浩
- Journal Title
  
  情報処理学会論文誌:コンピューティングシステム(ACS)
  
  Volume: VOL.4, NO.2 Pages: 70-83
- NAID
  40019601756
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300007
[Journal Article] 3次元FDTDカーネルのキャッシュメモリを考慮した性能改善の実装と性能評価2011
- Author(s)
  南武志、岩下武史、中島浩
- Journal Title
  
  情報処理学会研究報告
  
  Volume: HPC-130
- NAID
  110008583421
- Data Source
  KAKENHI-PROJECT-21300007
[Journal Article] Folded IC Preconditioning in Quasi-Static Field Analysis Taking Account of Both Tree-Cotree and phi=0 Gauge Conditions2011
- Author(s)
  Yasuhito Takahashi, Takeshi Mifune, Takeshi Iwashita, Koji Fujiwara and Yoshiyuki Ishihara
- Journal Title
  
  IEEE Trans. Magn.
  
  Volume: Vol.47, No.5 Pages: 1342-1345
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] Convergence Acceleration in Steady State Analysis of Synchronous Machines Using Time-Periodic Explicit Error Correction Method2011
- Author(s)
  Y.Takahashi, H.Kaimori, A.Kameari, T.Tokumasu, M.Fujita, S.Wakao, T.Iwashita, K.Fujiwara, Y.Ishihara
- Journal Title
  
  IEEE Transactions on Magnetics
  
  Volume: 47 Issue: 5 Pages: 1422-1425
- DOI
  10.1109/tmag.2010.2091947
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] Micromagnetic Simulations of Perpendicular Recording Head Using the Parallel Fast Multipole Method Specialized for Uniform Brick Elements2011
- Author(s)
  Yasuhito Takahashi, Takeshi Iwashita, Hiroshi Nakashima, Shinj Wakao, Koji Fujiwara, Yoshiyuki Ishihara
- Journal Title
  
  IEEE Trans. Magn.
  
  Volume: Vol. 47, No. 10 Issue: 10 Pages: 3805-3808
- DOI
  10.1109/tmag.2011.2154305
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23300006, KAKENHI-PROJECT-23760271
[Journal Article] 有限要素電磁場解析における反復法とその周辺技術2010
- Author(s)
  岩下武史, 美舩健, 高橋康人
- Journal Title
  
  応用数理 20
  
  Pages: 12-24
- NAID
  110007580760
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] 並列幾何マルチグリッド法による大規模高周波電磁場有限要素解析2010
- Author(s)
  廣谷迪, 美舩健, 岩下武史, 村山敏夫, 大谷秀樹
- Journal Title
  
  電子情報通信学会論文誌B
  
  Volume: J93-B Pages: 1331-1341
- NAID
  110007730977
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] New Preconditioning Technique to Avoid Convergence Deterioration due to the Zero-Tree Gauge Condition in Magnetostatic Analysis2010
- Author(s)
  T.Mifune, Y.Takahashi, T.Iwashita
- Journal Title
  
  IEEE Trans.Magn.
  
  Volume: 46 Pages: 2579-2584
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] Convergence Acceleration of Time-Periodic Electromagnetic Field Analysis by Singularity Decomposition-Explicit Error Correction Method2010
- Author(s)
  Y. Takahashi, T. Tokumasu, A. Kameari, H. Kaimori, M. Fujita, T. Iwashita, and S. Wakao
- Journal Title
  
  IEEE Trans. Magn.
  
  Volume: Vol.46, No.8 Pages: 2947-2950
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] キャッシュメモリを考慮した3次元FDTDカーネルの性能改善2010
- Author(s)
  南武志, 岩下武史, 高橋康人, 中島浩
- Journal Title
  
  情報処理学会論文誌コンピューティングシステム
  
  Volume: 4(2) Pages: 70-83
- NAID
  40019601756
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] マルチコアプロセッサシステムによる高速有限要素電磁界解析2010
- Author(s)
  美舩健, 廣谷迪, 岩下武史, 村山敏夫, 大谷秀樹
- Journal Title
  
  情報処理学会論文誌コンピューティングシステム 3(3)
  
  Pages: 189-198
- NAID
  110007990319
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] Convergence Acceleration of Time-Periodic Electromagnetic Field Analysis by Singularity Decomposition-Explicit Error Correction Method2010
- Author(s)
  Y.Takahashi, T.Tokumasu, A.Kameari, H.Kaimori, M.Fujita, T.Iwashita, S.Wakao
- Journal Title
  
  IEEE Trans.Magn.
  
  Volume: 46 Pages: 2947-2950
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] Convergence Acceleration of Time-Periodic Electromagnetic Field Analysis by Singularity Decomposition-Explicit Error Correction Method.2010
- Author(s)
  Y.Takahashi, T.Tokumasu, A.Kameari, H.Kaimori, M.Fujita, T.Iwashita, S.Wakao
- Journal Title
  
  IEEE Trans. Magn. Vol.46
  
  Pages: 2947-2950
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] 有限要素電磁場解析における反復法とその周辺技術2010
- Author(s)
  岩下武史, 美舩健, 高橋康人
- Journal Title
  
  応用数理 20
  
  Pages: 12-24
- NAID
  110007580760
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] 有限要素電磁場解析における反復法とその周辺技術2010
- Author(s)
  岩下武史、美舩健、高橋康人.
- Journal Title
  
  応用数理 Vol.20
  
  Pages: 12-24
- NAID
  110007580760
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] 直方体要素用高速多重極法を用いた大規模マイクロマグネティックス計算の並列化2010
- Author(s)
  高橋康人、岩下武史、中島浩、若尾真治.
- Journal Title
  
  情報処理学会論文誌:コンピューティングシステム Vol.3-1
  
  Pages: 101-111
- NAID
  110007990282
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] キャッシュメモリを考慮した3次元FDTDカーネルの性能改善2010
- Author(s)
  南武志, 岩下武史, 高橋康人, 中島浩
- Journal Title
  
  情報処理学会論文誌コンピューティングシステム 4(2)
  
  Pages: 70-83
- NAID
  40019601756
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] 並列幾何マルチグリッド法による大規模高周波電磁場有限要素解析2010
- Author(s)
  廣谷迪, 美舩健, 岩下武史, 村山敏夫, 大谷秀樹
- Journal Title
  
  電子情報通信学会論文誌B
  
  Volume: Vol. J93-B, No9 Pages: 1331-1341
- NAID
  110007730977
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] New Preconditioning Technique to Avoid Convergence Deterioration due to the Zero-Tree Gauge Condition in Magnetostatic Analysis2010
- Author(s)
  Takeshi Mifune, Yasuhito Takahashi, and Takeshi Iwashita
- Journal Title
  
  IEEE Trans. Magn.
  
  Volume: Vol.46, No.7 Pages: 2579-2584
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] マルチコアプロセッサシステムによる高速有限要素電磁界解析2010
- Author(s)
  美舩健, 廣谷迪, 岩下武史, 村山敏夫, 大谷秀樹
- Journal Title
  
  情報処理学会論文誌:コンピューティングシステム(ACS)
  
  Volume: Vol3, No.3 Pages: 189-198
- NAID
  110007990319
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] マルチコアプロセッサシステムによる高速有限要素電磁界解析2010
- Author(s)
  美舩健, 廣谷迪, 岩下武史, 村山敏夫, 大谷秀樹
- Journal Title
  
  情報処理学会論文誌:コンピューティングシステム
  
  Volume: 3 Pages: 189-198
- NAID
  110007990319
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] New Preconditioning Technique to Avoid Convergence Deterioration due to the Zero-Tree Gauge Condition in Magnetostatic Analysis2010
- Author(s)
  T.Mifune, Y.Takahashi, T.Iwashita
- Journal Title
  
  IEEE Transactions on Magnetics
  
  Volume: 46 Pages: 2579-2584
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] マルチコアプロセッサシステムによる高速有限要素電磁界解析2010
- Author(s)
  美舩健, 廣谷迪, 岩下武史, 村山敏夫, 大谷秀樹
- Journal Title
  
  惜報処理学会論文誌:コンピューティングシステム(ACS)
  
  Volume: VOL.3, NO.3 Pages: 189-198
- NAID
  110007990319
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300007
[Journal Article] 直方体要素用高速多重極法を用いた大規模マイクロマグネティックス計算の並列化2010
- Author(s)
  高橋康人, 岩下武史, 中島浩, 若尾真治
- Journal Title
  
  情報処理学会論文誌 : コンピューティングシステム 3-1
  
  Pages: 101-111
- NAID
  110007990282
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] New Preconditioning Technique to Avoid Convergence Deterioration due to the Zero-Tree Gauge Condition in Magnetostatic Analysis.2010
- Author(s)
  T.Mifune, Y.Takahashi, T.Iwashita
- Journal Title
  
  IEEE Trans. Magn. Vol.46
  
  Pages: 2579-2584
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] 並列幾何マルチグリッド法による大規模高周波電磁場有限要素解析2010
- Author(s)
  廣谷迪, 美舩健, 岩下武史, 村山敏夫, 大谷秀樹
- Journal Title
  
  電子情報通信学会論文誌B J93-B
  
  Pages: 1331-1341
- NAID
  110007730977
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] マルチコアプロセッサシステムによる高速有限要素電磁界解析2010
- Author(s)
  美舩健, 廣谷迪, 岩下武史, 村山敏夫, 大谷秀樹
- Journal Title
  
  情報処理学会論文誌コンピューティングシステム
  
  Volume: 3(3) Pages: 189-198
- NAID
  110007990319
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] 有限要素電磁場解析における反復法とその周辺技術2010
- Author(s)
  岩下武史, 美舩健, 高橋康人
- Journal Title
  
  応用数理
  
  Volume: Vol.20, No.1 Pages: 12-24
- NAID
  110007580760
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] Physical Meaning of the Advantage of A-phi Method in Convergence2009
- Author(s)
  Takeshi Iwashita, Takeshi Mifune, Soichi Moriguchi and Masaaki Shimasaki
- Journal Title
  
  IEEE Transaction on Magnetics
  
  Volume: Vol.45, No.3 Pages: 1424-1427
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] Folded Preconditioner : a New Class of Preconditioners for Krylov Subspace Methods to Solve Redundancy-Reduced Linear Systems of Equations2009
- Author(s)
  Takeshi Mifune, Yasuhito Takahashi and Takeshi Iwashita
- Journal Title
  
  IEEE Transactions on Magnetics
  
  Volume: Vol.45, No.5 Pages: 2068-2075
- NAID
  120002086034
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] Micromagnetic Simulation by Using the Fast Multipole Method Specialized for Uniform Brick Elements2009
- Author(s)
  Yasuhito Takahashi, Shinji Wakao, Takeshi Iwashita, Masanori Kanazawa
- Journal Title
  
  J. Applied Physics 105
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] 時間周期有限要素法とEEC法に基づく非線形過渡電磁場解析における時間積分の収束性改善2009
- Author(s)
  高橋康人, 徳増正, 藤田真史, 若尾真治, 岩下武史, 金澤正憲
- Journal Title
  
  電気学会論文誌
  
  Volume: Vol.129-B, No.6 Pages: 791-798
- NAID
  10024774132
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] Convergence Acceleration of Iterative Solvers for the Finite Element Analysis Using the Implicit and Explicit Error Correction Methods2009
- Author(s)
  Takeshi Mifune, Soichi Moriguchi, Takeshi Iwashita and Masaaki Shimasaki
- Journal Title
  
  IEEE Transaction on Magnetics Vol. 45, No. 3
  
  Pages: 1104-1107
- NAID
  120006653879
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] Convergence Acceleration of Iterative Solvers for the Finite Element Analysis Using the Implicit and Explicit Error Correction Methods2009
- Author(s)
  Takeshi Mifune, Soichi Moriguchi, Takeshi Iwashita, Masaaki Shimasaki
- Journal Title
  
  IEEE Trans. Magnetics 45
  
  Pages: 1104-1107
- NAID
  120006653879
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] Convergence Acceleration of Iterative Solvers for the Finite Element Analysis Using the Implicit and Explicit Error Correction Methods2009
- Author(s)
  Takeshi Mifune, Soichi Moriguchi, Takeshi Iwashita and Masaaki Shimasaki
- Journal Title
  
  IEEE Transaction on Magnetics
  
  Volume: Vol.45, No.3 Pages: 1104-1107
- NAID
  120006653879
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] 時間周期有限要素法とEEC法に基づく非線形過渡電磁場解析における時間積分の収束性改善2009
- Author(s)
  高橋康人, 徳増正, 藤田真史, 若尾真治, 岩下武史, 金澤正憲
- Journal Title
  
  電気学会論文誌(B) 129-B
  
  Pages: 791-798
- NAID
  10024774132
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] Physical Meaning of the Advantage of A-phi Method in Convergence2009
- Author(s)
  Takeshi Iwashita, Takeshi Mifune, Soichi Moriguchi, Masaaki Shimasaki
- Journal Title
  
  IEEE Trans. Magnetics 45
  
  Pages: 1424-1427
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] Fhysical Meaning of the Advantage of A-phi Method in Convergence2009
- Author(s)
  Takeshi Iwashita, Takeshi Mifune, Soichi Moriguchi and Masaaki
- Journal Title
  
  IEEE Transaction on Magnetics 45
  
  Pages: 1424-1427
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] Folded Preconditioner : a New Class of Preconditioners for Krylov Subspace Methods to Solve Redundancy-Reduced Linear Systems of Equations2009
- Author(s)
  T.Mifune, Y.Takahashi, T.Iwashita
- Journal Title
  
  IEEE Transactions on Magnetics 45
  
  Pages: 2068-2075
- NAID
  120002086034
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21680003
[Journal Article] Micromagnetic Simulation by Using the Fast Multipole Method Specialized for Uniform Brick Elements, J.2009
- Author(s)
  高橋康人, 若尾真治, 岩下武史, 金澤正憲.
- Journal Title
  
  Applied Physics Vol.105
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] Physical Meaning of the Advantage of A-phi Method in Convergence2009
- Author(s)
  Takeshi Iwashita, Takeshi Mifune, Soichi Moriguchi and Masaaki Shimasaki
- Journal Title
  
  IEEE Transaction on Magnetics Vol. 45, No. 3
  
  Pages: 1424-1427
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] Physical Meaning of the Advantage of A-phi Method in Convergence.2009
- Author(s)
  Takeshi Iwashita, Takeshi Mifune, Soichi Moriguchi, Masaaki Shimasaki
- Journal Title
  
  IEEE Trans. Magnetics. Vol.45
  
  Pages: 1424-1427
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] Localized IC分解と多色順序付けを併用したハイブリッド型並列ICCG法に関する検討2009
- Author(s)
  福原敏行, 高橋康人, 岩下武史, 中島浩
- Journal Title
  
  情報処理学会研究報告
  
  Volume: 2009-HPC-122(2)(on line)
- NAID
  110007995439
- Data Source
  KAKENHI-PROJECT-21300007
[Journal Article] Convergence Acceleration of Iterative Solvers for the Finite Element Analysis Using the Implicit and Explicit Error Correction Methods.2009
- Author(s)
  Takeshi Mifune, Soichi Moriguchi, Takeshi Iwashita, Masaaki Shimasaki
- Journal Title
  
  IEEE Trans. Magnetics. Vol.45
  
  Pages: 1104-1107
- NAID
  120006653879
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] キャッシュメモリを考慮したFDTDカーネルの性能改善2009
- Author(s)
  南武志, 高橋康人, 岩下武史, 中島浩
- Journal Title
  
  情報処理学会研究報告
  
  Volume: 2009-HPC-124(5)(on line)
- NAID
  110007995466
- Data Source
  KAKENHI-PROJECT-21300007
[Journal Article] Convergence Acceleration of Iterative Solvers for the Finite Element Ahalysis Using the_Implicit and Explicit Error Correction Methods2009
- Author(s)
  Takeshi Mifune, Soichi Moriguchi, Takeshi Iwashita and Masaaki
- Journal Title
  
  IEEE Transaction on Magnetics 45
  
  Pages: 1104-1107
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] Similarities Between Implicit Correction Multigrid Method and A-phi Formulation in Electromagnetic Field Analysis2008
- Author(s)
  Takeshi Iwashita, Takeshi Mifune and Masaaki Shimasaki
- Journal Title
  
  IEEE Transaction on Magnetics 44
  
  Pages: 946-949
- NAID
  120006653827
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] Similarities Between Implicit Correction Multigrid Method and A-phi Formulation in Electromagnetic Field Analysis.2008
- Author(s)
  Takeshi Iwashita, Takeshi Mifune, Masaaki Shimasaki
- Journal Title
  
  IEEE Trans. Magnetics Vol.44
  
  Pages: 946-949
- NAID
  120006653827
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] Similarities Between Implicit Correction Multigrid Method and A-phi Formulation in Electromagnetic Field Analysis2008
- Author(s)
  Takeshi Iwashita, Takeshi Mifune and Masaaki Shimasaki
- Journal Title
  
  IEEE Transaction on Magnetics Vol. 44
  
  Pages: 946-949
- NAID
  120006653827
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] Similarities Between Implicit Correction Multigrid Method and A-phi Formulation in Electromagnetic Field Analysis2008
- Author(s)
  Takeshi Iwashita, Takeshi Mifune, Masaaki Shimasaki
- Journal Title
  
  IEEE Trans. Magnetics 44
  
  Pages: 946-949
- NAID
  120006653827
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20300011
[Journal Article] A Novel Algebraic Multigrid Preconditioning for Large-Scale Edge-Element Analyses2007
- Author(s)
  T.Mifune, T.Iwashita, M.Shimasaki
- Journal Title
  
  IEEE Transactions on Magnetics 43, 4
  
  Pages: 1481-1484
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-17560255
[Journal Article] Evaluation Index of Acceleration Factor and Ordering in Shifted ICCG Method for Electromagnetic Field Analyses2007
- Author(s)
  Takeshi Iwashita, Takeshi Mifune, Masaaki Shimasaki
- Journal Title
  
  IEEE Transaction on Magnetics Vol.43,No.4
  
  Pages: 1493-1496
- NAID
  120000897470
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] A Novel Algebraic Multigrid Preconditioning for Large-Scale Edge-Element Analyses2007
- Author(s)
  Takeshi Mifune, Takeshi Iwashita and Masaaki Shimasaki
- Journal Title
  
  IEEE Transaction on Magnetics Vol. 43
  
  Pages: 1481-1484
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] Evaluation Index of Acceleration Factor and Ordering in Shifted ICCG Method for Electromagnetic Field Analyses2007
- Author(s)
  Takeshi Iwashita, Takeshi Mifune and Masaaki Shimasaki
- Journal Title
  
  IEEE Transaction on Magnetics 43
  
  Pages: 1493-1496
- NAID
  120000897470
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] A Novel Algebraic Multigrid Preconditioning for Large-Scale Edge-Element Analyses2007
- Author(s)
  T.Mifune, T.Iwashita, M.Shimasaki
- Journal Title
  
  IEEE Transactions on Magnetics 43-4
  
  Pages: 1481-1484
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17560255
[Journal Article] A Novel Algebraic Multigrid Preconditioning for Large-Scale Edge-Element Analyses2007
- Author(s)
  T.Mifune, T.Iwashita, M.Shimasaki
- Journal Title
  
  IEEE Transactions on Magnetics 43,4
  
  Pages: 1481-1484
- Data Source
  KAKENHI-PROJECT-17560255
[Journal Article] モルタル有限要素法による電動機解析への代数マルチグリッド法の応用に関する検討2007
- Author(s)
  美舩健, 松尾哲司, 岩下武史, 島崎眞昭
- Journal Title
  
  電気学会・静止器回転機合同研究会資料 SA-07-20/RM-07-20
  
  Pages: 13-18
- NAID
  10018481739
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-17560255
[Journal Article] Evaluation Index of Acceleration Factor and Ordering in Shifted ICCG Method for Electromagnetic Field Analyses2007
- Author(s)
  Takeshi Iwashita, Takeshi Mifune and Masaaki Shimasaki
- Journal Title
  
  IEEE Transaction on Magnetics Vol. 43
  
  Pages: 1493-1496
- NAID
  120000897470
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] 新しいマルチグリッド解法 : 陰的マルチグリッド法の基礎概念2007
- Author(s)
  岩下武史, 美舩健, 島崎眞昭
- Journal Title
  
  情報処理学会論文誌 : コンピューティングシステム 48巻
  
  Pages: 1-10
- NAID
  110006274057
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] Application of the Algebraic Multigrid Method to Motor Analysis Using Mortar Finite Element Method2007
- Author(s)
  T.Mifune, T.Matsuo, T.Iwashita, M.Shimasaki
- Journal Title
  
  The Papers of Joint Technical Meeting on Static Apparatus and Rotating Machinery, IEE Japan SA0720/RM0720
  
  Pages: 13-18
- NAID
  10018481739
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17560255
[Journal Article] 新しいマルチグリッド解法:陰的マルチグリッド法の基礎概念2007
- Author(s)
  岩下武史, 美舩健, 島崎眞昭
- Journal Title
  
  情報処理学会論文誌:コンピューティングシステム 48
  
  Pages: 1-10
- NAID
  110006274057
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] A Novel Algebraic Multigrid Preconditioning for Large-Scale Edee-Element Analyses2007
- Author(s)
  Takeshi Mifune, Takeshi Iwashita and Masaaki Shimasaki
- Journal Title
  
  IEEE Transaction on Magnetics 43
  
  Pages: 1481-1484
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] Parallel ICCG Solvers for a Finite-Element Eddy-Current Analysis on Heterogeneous Parallel Computation Environment2007
- Author(s)
  Takeshi Iwashita, Junwei Lu and Masaaki Shimasaki
- Journal Title
  
  Applied Computational Electromagnetics Society Journal Vol. 22
  
  Pages: 195-200
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] Algebraic Multigrid Preconditioning for 3-D Magnetic Finite-Element Analyses Using Nodal Elements and Edge Elements2006
- Author(s)
  Takeshi Mifune, Satoshi Isozaki, Takeshi Iwashita and Masaaki Shimasaki
- Journal Title
  
  IEEE Transaction on Magnetics Vol. 42
  
  Pages: 635-638
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] Algebraic Multigrid Preconditioning for 3-D Magnetic Finite-Element Analyses Using Nodal Elements and Edge Elements2006
- Author(s)
  T.Mifune, S.Isozaki, T.Iwashita, M.Shimasaki
- Journal Title
  
  IEEE Transactions on Magnetics 42, 4
  
  Pages: 635-638
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-17560255
[Journal Article] 新しいマルチレベル型反復解法:陰的マルチグリッド法の概念2006
- Author(s)
  岩下武史, 美舩健, 島崎眞昭
- Journal Title
  
  情報処理学会研究報告 2006-HPC-107
  
  Pages: 151-156
- NAID
  110004821225
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] Algebraic Multigrid Preconditioning for 3-D Magnetic Finite-Element Analyses Using Nodal Elements and Edge Elements2006
- Author(s)
  T.Mifune, S.Isozaki, T.Iwashita, M.Shimasaki
- Journal Title
  
  IEEE Transactions on Magnetics 42-4
  
  Pages: 635-638
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17560255
[Journal Article] ランダムスパース係数行列に対する不完全コレスキー分解前処理におけるオーダリングの評価指標2006
- Author(s)
  岩下武史, 島崎眞昭
- Journal Title
  
  情報処理学会論文誌:コンピューティングシステム 47巻,SIG3(ACS13)号
  
  Pages: 40-48
- NAID
  110004708860
- Data Source
  KAKENHI-PROJECT-16700060
[Journal Article] 有限要素磁界解析と大規模線形方程式の高速解法の進展2006
- Author(s)
  島崎眞昭, 松尾哲司, 岩下武史, 美舩健
- Journal Title
  
  電気学会・静止器回転機合同研究会資料 SA-06-75/RM-06-77
  
  Pages: 95-100
- NAID
  10019289224
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-17560255
[Journal Article] 磁気スカラポテンシャルを未知数とした非線形静磁場解析の代数マルチグリッド法による高速化2006
- Author(s)
  美舩健, 岩下武史, 島崎眞昭
- Journal Title
  
  電気学会・静止器回転機合同研究会資料 SA-06-69/RM-06-71
  
  Pages: 61-66
- NAID
  10019289151
- Description
  「研究成果報告書概要(和文)」より
- Data Source
  KAKENHI-PROJECT-17560255
[Journal Article] Algebraic Multigrid Preconditioning for 3-D Magnetic Finite-Element Analyses Using Nodal Elements and Edge Elements2006
- Author(s)
  T.Mifune, S.Isozaki, T.Iwashita, M.Shimasaki
- Journal Title
  
  IEEE Transactions on Magnetics 42,4
  
  Pages: 635-638
- Data Source
  KAKENHI-PROJECT-17560255
[Journal Article] Speed-Up of Nonlinear Magnetostatic Analyses with the Magnetic Scalar Potential as Unknowns Using the Algebraic Multigrid Method2006
- Author(s)
  T.Mifune, T.Iwashita, M.Shimasaki
- Journal Title
  
  The Papers of Joint Technical Meeting on Static Apparatus and Rotating Machinery, IEE Japan SA0669/RM0671
  
  Pages: 61-66
- NAID
  10019289151
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17560255
[Journal Article] Algebraic Multigrid Preconditioning for 3-D Magnetic Finite-Element Analyses Using Nodal Elements and Edge2006
- Author(s)
  Takeshi Mifune, Satoshi Isozaki, Takeshi Iwashita, Masaaki
- Journal Title
  
  IEEE Transaction on Magnetics Vol.42,No.4
  
  Pages: 635-638
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] Easy Comparison Way of Orderings for Parallel ILU Preconditioned Iterative Solver2006
- Author(s)
  Takeshi Iwashita
- Journal Title
  
  Proc.of First International Workshop on Automatic Performance Tuning
  
  Pages: 23-31
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] Advances in Finite Element Magnetic Field Analysis and Fast Solution of Large Scale Systems of Linear Equations2006
- Author(s)
  M.Shimasaki, T.Matsuo, T.Iwashita, T.Mifune
- Journal Title
  
  The Papers of Joint Technical Meeting on Static Apparatus and Rotating Machinery, IEE Japan SA0675/RM0677
  
  Pages: 95-100
- NAID
  10019289224
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17560255
[Journal Article] Comparison Index for Parallel Ordering in ILU Preconditioning Techniques2006
- Author(s)
  Takeshi Iwashita
- Journal Title
  
  Proc.of International Workshop on Collaboration between Numerical Methods and Large-Scale Scientific Computation
  
  Pages: 163-180
- Data Source
  KAKENHI-PROJECT-18700045
[Journal Article] 節点要素および辺要素を用いた有限要素磁界解析におけるAMGCG法の並列化に関する検討2005
- Author(s)
  小畑信彦, 美舩健, 岩下武史, 島崎眞昭
- Journal Title
  
  平成17年電気関係学会関西支部連合大会講演論文集
- Data Source
  KAKENHI-PROJECT-17560255
[Journal Article] Comparison Criteria for Parallel Orderings in ILU Preconditioning2005
- Author(s)
  Takeshi Iwashita, Yuuichi Nakanishi, Masaaki Shimasaki
- Journal Title
  
  SIAM Journal on Scientific Computing Vol.26,No.4
  
  Pages: 1234-1260
- Data Source
  KAKENHI-PROJECT-16700060
[Journal Article] 不完全コレスキー分解前処理に関するオーダリングの新評価法2005
- Author(s)
  岩下武史, 島崎眞昭
- 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] 101
  
  Pages: 109-114
- NAID
  110002775109
- Data Source
  KAKENHI-PROJECT-16700060
[Journal Article] A Parallel Algebraic Multigrid Solver for Fast Magnetic Edge-Element Analyses2005
- Author(s)
  T.Mifune, T.Iwashita, M.Shimasaki
- Journal Title
  
  IEEE Transaction on Magnetics (採択済み)
- Data Source
  KAKENHI-PROJECT-16700060
[Journal Article] Parallel Algebraic Multigrid Solver for Fast Magnetic Edge-Element Analyses2005
- Author(s)
  Takeshi Mifune, Takeshi Iwashita, Masaaki Shimasaki
- Journal Title
  
  IEEE Transaction on Magnetics Vol.41-5
  
  Pages: 1660-1663
- Data Source
  KAKENHI-PROJECT-16700060
[Journal Article] ILU分解前処理原復法における節点オーダリングの評価法に関する一考察2005
- Author(s)
  岩下武史, 島崎眞昭
- Journal Title
  
  環瀬戸内応用数理研究部会第8回
  
  Pages: 49-54
- Data Source
  KAKENHI-PROJECT-16700060
[Journal Article] 準定常有限要素磁界解析における代数マルチグリッド法とICCG法の比較2005
- Author(s)
  友藤大輔, 美舩健, 岩下武史, 島崎眞昭
- Journal Title
  
  平成17年電気関係学会関西支部連合大会講演論文集
- Data Source
  KAKENHI-PROJECT-17560255
[Presentation] ブロックヤコビIC前処理付きCG法の収束性に関する分析2023
- Author(s)
  岩下武史, 深谷猛
- Organizer
  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
- Data Source
  KAKENHI-PROJECT-20K21782
[Presentation] TSC method using semi-implicit method for spring mass simulation2023
- Author(s)
  Ryo Sagayama (Kogakuin University), Akihiro Fujii (Kogakuin University), Teruo Tanaka (Kogakuin University), Takumi Washio (Tokyo University), Takeshi Iwashita (Hokkaido University)
- Organizer
  HPCAsia2023, Poster presentation
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K12063
[Presentation] SA-AMG法における反復行列を用いたニアカーネル成分の設定手法の評価2023
- Author(s)
  作田啓倫, 藤井昭宏, 田中輝雄 (工学院大), 岩下武史 (北大)
- Organizer
  第188回ハイパフォーマンスコンピューティング研究発表会
- Data Source
  KAKENHI-PROJECT-22K12063
[Presentation] Research activities of Hokkaido University group for next-generation linear solvers -mixed precision computing, accelerators, subspace correction techniques-2023
- Author(s)
  Takeshi Iwashita
- Organizer
  International Workshop on "Integration of Simulation/Data/Learning and Beyond" (45th ASE Seminar)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] ブロックヤコビIC前処理付きCG法の収束性に関する分析2023
- Author(s)
  岩下武史, 深谷猛
- Organizer
  2023年並列／分散／協調処理に関するサマー・ワークショップ (SWoPP2023) / 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 (MEPA)
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] ブロック構造に基づくフィルイン制御を用いたSIMD演算に適したILU分解前処理手法2022
- Author(s)
  鈴木謙吾, 深谷猛, 岩下武史
- Organizer
  日本応用数理学会2022年度年会
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] A new version of AINV preconditioning simplified by using nonzero element positions of a coefficient matrix2022
- Author(s)
  Kengo Suzuki, Takeshi Fukaya and Takeshi Iwashita
- Organizer
  15th World Congress on Computational Mechanics 8th Asian Pacific Congress on Compuational Mechanics (WCCM-APCOM YOKOHAMA2022)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-21H03447
[Presentation] CholeskyQRとBCGS2による非縦長行列のQR分解2022
- Author(s)
  門倉陣之介, 深谷猛, 岩下武史
- Organizer
  The 6th cross-disciplinary Workshop on Computing Systems, Infrastructures, and Programming (xSIG 2022)
- Data Source
  KAKENHI-PROJECT-21H03447
[Presentation] Performance Evaluation of Parallel-in-Space-and-Time Finite-Element Analysis of Electric Machines based on Domain Decomposition and Parallel TP-EEC Method in Massively Parallel Computing Environment2022
- Author(s)
  Y. Takahashi, K. Fujiwara, and T. Iwashita
- Organizer
  the 23rd International Conference on the Computation of Electromagnetic Fields (COMPUMAG 2021)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] A new version of AINV preconditioning simplified by using nonzero element positions of a coefficient matrix2022
- Author(s)
  Kengo Suzuki, Takeshi Fukaya, Takeshi Iwashita
- Organizer
  15th World Congress on Computational Mechanics \& 8th Asian Pacific Congress on Compuational Mechanics (WCCM-APCOM YOKOHAMA2022)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K21782
[Presentation] ブロック構造に基づくフィルイン制御を用いたSIMD演算に適したILU分解前処理手法2022
- Author(s)
  鈴木謙吾, 深谷猛, 岩下武史
- Organizer
  日本応用数理学会2022年度年会
- Data Source
  KAKENHI-PROJECT-20K21782
[Presentation] 非対称行列向けSubspace correction法による複数連立一次方程式の求解高速化2022
- Author(s)
  多森浩俊, 深谷猛, 岩下武史
- Organizer
  The 6th cross-disciplinary Workshop on Computing Systems, Infrastructures, and Programming (xSIG 2022)
- Data Source
  KAKENHI-PROJECT-20K21782
[Presentation] Algebraic Auxiliary Matrix Construction for Subspace Correction and Deflation based on Error Vector Sampling for a Sequence of Linear Systems2022
- Author(s)
  Takeshi Iwashita, Kota Ikehara and Takeshi Fukaya
- Organizer
  SIAM Conference on Parallel Processing and Scientific Computing
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] h3-Open-BDEC: Innovative Software Infrastructure for Scientific Computing in the Exascale Era by Integrations of (Simulation + Data + Learning)2022
- Author(s)
  Nakajima, K., Iwashita, T., Yashiro, H., Nagao, H., Shimokawabe, T., Matsuba, H., Ogita, T., Katagiri, T.
- Organizer
  The 31st International Toki Conference on Plasma and Fusion Research (ITC31)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] 誤差ベクトルのサンプリングによるクリロフ分空間反復法の収束性改善2022
- Author(s)
  岩下武史, 池原紘太, 多森浩俊, 深谷猛
- Organizer
  RIMS共同研究（公開型）数値解析が拓く次世代情報社会～エッジから富岳まで～
- Data Source
  KAKENHI-PROJECT-20K21782
[Presentation] Algebraic Auxiliary Matrix Construction for Subspace Correction and Deflation in Solving a Series of Linear Systems2022
- Author(s)
  Takeshi Iwashita
- Organizer
  1st Advanced Supercomputing Environment (ASE) Seminar: Ode to Numerical Linear Algebra
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] 誤差ベクトルのサンプリングによるクリロフ分空間反復法の収束性改善2022
- Author(s)
  岩下武史, 池原紘太, 多森浩俊, 深谷猛
- Organizer
  京都大学数理解析研究所共同研究（公開型）数値解析が拓く次世代情報社会～エッジから富岳まで～
- Invited
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] 領域分割と並列TP-EEC法に基づく空間分割・時間分割併用型並列有限要素法を用いた大規模磁界解析の高並列計算環境下での性能評価2021
- Author(s)
  髙橋康人，藤原耕二，岩下武史
- Organizer
  電気学会静止器・回転機合同研究会
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] Exploiting Lower Precision Computing in the GMRES(m) Method2021
- Author(s)
  Fukaya, T., Iwashita, T.
- Organizer
  Conference on Advanced Topics and Auto Tuning in High-Performance Scientific Computing (ATAT in HPSC)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] GMRES(m)法における行列データの低精度化に関する検討2021
- Author(s)
  深谷猛，岩下武史
- Organizer
  日本応用数理学会 2021年研究部会連合発表会
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] GMRES(m)法における行列データの低精度化に関する検討2021
- Author(s)
  深谷猛, 岩下武史
- Organizer
  日本応用数理学会2020年度研究部会連合発表会
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] HBMC Ordering for SIMD Vectorization of IC Preconditioning2021
- Author(s)
  Takeshi Iwashita and Takeshi Fukaya
- Organizer
  International Workshop on the Integration of (Simulation+Data+Learning); Towards Society 5.0 by h3-Open-BDEC
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] SIMD演算に適したブロック構造を有する新しいILU分解前処理手法2021
- Author(s)
  鈴木謙吾, 深谷猛, 岩下武史
- Organizer
  The 5th cross-disciplinary Workshop on Computing Systems, Infrastructures, and Programming (xSIG2021)
- Data Source
  KAKENHI-PROJECT-20K21782
[Presentation] 気象雷モデルでの数値予報に向けたモデル改良の取り組み2021
- Author(s)
  佐藤陽祐, 林修吾, 橋本明弘, 岩下武史
- Organizer
  日本気象学会2021年度秋季大会
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] 低精度演算を活用したGMRES(m)法の研究2021
- Author(s)
  深谷猛, Yingqi Zhao, 岩下武史
- Organizer
  第13回自動チューニング技術の現状と応用に関するシンポジウム
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] 「計算・データ・学習」融合スーパーコンピュータシステム「Wisteria/BDEC- 01」の概要2021
- Author(s)
  中島研吾，塙敏博，下川辺隆史，伊田明弘，芝隼人，三木洋平，星野哲也，有間英志，河合直聡，坂本龍一，近藤正章，岩下武史，八代尚，長尾大道，松葉浩也，荻田武史，片桐孝洋，古村孝志，鶴岡弘，市村強，藤田航平
- Organizer
  情報処理学会研究報告（2021-HPC-179-1）
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] Exploiting Lower Precision Computing in the GMRES(m) Method2021
- Author(s)
  Takeshi Fukaya, Yingqi Zhao and Takeshi Iwashita
- Organizer
  SIAM Conference on Applied Linear Algebra (LA21)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] GMRES(m) 法に対する低精度演算・データの積極的導入の可能性に関する検証2021
- Author(s)
  深谷猛, 岩下武史
- Organizer
  日本応用数理学会2021年度年会
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] Hierarchical Block Multi-Color Ordering for Vectorization and Parallelization of the ICCG Method2021
- Author(s)
  Iwashita, T., Li, S., Fukaya, T
- Organizer
  SIAM Conference on Computational Science & Engineering (CSE21)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] GPU に適した近似逆行列前処理の簡略化手法2021
- Author(s)
  鈴木謙吾, 深谷猛, 岩下武史
- Organizer
  日本応用数理学会（2021年度年会）
- Data Source
  KAKENHI-PROJECT-21H03447
[Presentation] 近似逆行列前処理における前処理行列生成部の簡略化とスレッド並列化2021
- Author(s)
  鈴木謙吾, 深谷猛, 岩下武史
- Organizer
  第182回HPC研究会
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] GPU に適した近似逆行列前処理の簡略化手法2021
- Author(s)
  鈴木謙吾, 深谷猛, 岩下武史
- Organizer
  日本応用数理学会2021年度年会
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] TSC法によるばね質点シミューションの並列時間積分の評価,2021
- Author(s)
  嵯峨山凌, 藤井昭宏, 田中輝雄, 鷲尾巧, 岩下武史
- Organizer
  情報処理学会第83回全国大会
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] SIMD演算に適したブロック構造を有する新しいILU分解前処理手法2021
- Author(s)
  鈴木謙吾, 深谷猛, 岩下武史
- Organizer
  The 5th cross-disciplinary Workshop on Computing Systems, Infrastructures, and Programming (xSIG 2021)
- Data Source
  KAKENHI-PROJECT-19H01105
[Presentation] Wisteria/BDEC-01 & h3-Open-BDEC: Innovative Scientific Computing in the Exascale Era2021
- Author(s)
  Nakajima K., Iwashita T., Yashiro H., Shimokawabe T., Nagao H., Matsuba H., Ogita T., Katagiri T.
- Organizer
  ARM SVE for HPC, 18th ACM International Conference on Computing Frontiers (CF’21)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] GMRES(m) 法に対する低精度演算・データの積極的導入の可能性に関する検証2021
- Author(s)
  深谷猛, 岩下武史
- Organizer
  日本応用数理学会2021年度年会
- Data Source
  KAKENHI-PROJECT-20K21782
[Presentation] Hierarchical Block Multi-Color Ordering for Vectorized and Multithreaded ICCG Solver2021
- Author(s)
  Iwashita, T.
- Organizer
  Conference on Advanced Topics and Auto Tuning in High-Performance Scientific Computing (ATAT in HPSC)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] Integration of (Simulation +Data+Learning) for Innovative Scientific Computing by h3-Open-BDEC on Wisteria/BDEC-012021
- Author(s)
  Nakajima K., Iwashita T., Yashiro H., Shimokawabe T., Nagao H., Matsuba H., Ogita T., Katagiri T.
- Organizer
  Arm HPC User’s Group (AHUG) Workshop, ISC High Performance 2021 Digital
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] 誤差ベクトルのサンプリングに基づくSubspace CorrectionおよびDeflationによる前処理付きCGソルバの収束性改善2021
- Author(s)
  池原紘太, 深谷猛, 岩下武史
- Organizer
  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32回研究会
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] HBMC Ordering for SIMD Vectorization of IC Preconditioning2021
- Author(s)
  Takeshi Iwashita and Takeshi Fukaya
- Organizer
  International Workshop on the Integration of (Simulation+Data+Learning); Towards Society 5.0 by h3-Open-BDEC
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] Exploiting Lower Precision Computing in the GMRES(m) Method2021
- Author(s)
  Takeshi Fukaya, Yingqi Zhao and Takeshi Iwashita
- Organizer
  SIAM Conference on Applied Linear Algebra
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] 最近のマルチコアCPU環境における疎行列ベクトル積の性能に関する一考察2021
- Author(s)
  深谷猛, 岩下武史, 中島浩
- Organizer
  SWoPP2021(「行列・固有値問題の解法とその応用」研究部会)
- Data Source
  KAKENHI-PROJECT-21H03447
[Presentation] 低精度演算を活用したGMRES(m)法の研究2021
- Author(s)
  深谷猛, Yingqi Zhao, 岩下武史
- Organizer
  第13回自動チューニング技術の現状と応用に関するシンポジウム
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] GMRES(m) 法に対する低精度演算・データの積極的導入の可能性に関する検証2021
- Author(s)
  深谷猛, 岩下武史
- Organizer
  日本応用数理学会2021年度年会
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] SIMD演算に適したブロック構造を有する新しいILU分解前処理手法2021
- Author(s)
  鈴木謙吾, 深谷猛, 岩下武史
- Organizer
  The 5th cross-disciplinary Workshop on Computing Systems, Infrastructures, and Programming (xSIG2021)
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] 最近のマルチコアCPU環境における疎行列ベクトル積の性能に関する一考察2021
- Author(s)
  深谷猛, 岩下武史, 中島浩
- Organizer
  2021年並列／分散／協調処理に関するサマー・ワークショップ (SWoPP2021) / 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 (MEPA)
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] 近似逆行列前処理における前処理行列生成部の簡略化とスレッド並列化2021
- Author(s)
  鈴木謙吾, 深谷猛, 岩下武史
- Organizer
  第182回HPC研究会
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] An Iterative Refinement Technique with an Integer Arithmetic-Based GMRES Solver2020
- Author(s)
  Takeshi Iwashita
- Organizer
  Lip6（仏ソルボンヌ大学, CNRS）PEQUAN team seminar
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01105
[Presentation] Effect of Mixed Precision Computing on H-matrix Vector Multiplication in BEM Analysis2020
- Author(s)
  Rise Ooi, Takeshi Iwashita, Takeshi Fukaya, Akihiro Ida and Rio Yokota
- Organizer
  International Conference on High Performance Computing in Asia-Pacific Region (HPC Asia 2020)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] An Integer Arithmetic-Based Sparse Linear Solver Using a GMRES Method and Iterative Refinement2020
- Author(s)
  Takeshi Iwashita, Kengo Suzuki and Takeshi Fukaya
- Organizer
  Conference Proceedings of 2020 IEEE/ACM 11th Workshop on Latest Advances in Scalable Algorithms for Large-Scale Systems (ScalA)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H01105
[Presentation] （計算＋データ＋学習）融合によるエクサスケール時代の革新的シミュレーション手法2020
- Author(s)
  中島研吾，岩下武史，八代尚，下川辺隆史，松葉浩也，長尾大道，荻田武史，片桐孝洋
- Organizer
  第25回計算工学講演会
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] 反復改良法とGMRES法を用いた整数演算による線形ソルバ2020
- Author(s)
  岩下武史, 鈴木謙吾, 深谷猛
- Organizer
  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 (MEPA) 第30回研究会
- Data Source
  KAKENHI-PROJECT-20K21782
[Presentation] Numerical Linear Algebra Based on Lattice H-Matrices2020
- Author(s)
  Akihiro Ida, Ichitaro Yamazaki, Rio Yokota, Satoshi Ohshima, Tasuku Hiraishi, Takeshi Iwashita, Tetsuya Hoshino and Toshihiro Hanawa
- Organizer
  International Conference on High Performance Computing in Asia-Pacific Region (HPC Asia 2020)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] ブロックに基づくfill-in選択手法を利用したILU-GMRESソルバ2020
- Author(s)
  鈴木謙吾，深谷猛，岩下武史
- Organizer
  第177回HPC研究発表会
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] Numerical Linear Algebra Based on Lattice H-Matrices2020
- Author(s)
  Akihiro Ida, Ichitaro Yamazaki, Rio Yokota, Satoshi Ohshima, Tasuku Hiraishi, Takeshi Iwashita, Tetsuya Hoshino, Toshihiro Hanawa
- Organizer
  International Conference on High Performance Computing in Asia-Pacific Redion (HPC Asia 2020)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01749
[Presentation] An Iterative Refinement Technique with an Integer Arithmetic-Based GMRES Solver2020
- Author(s)
  Takeshi Iwashita
- Organizer
  PEQUAN Seminar (ソルボンヌ大学，フランス)
- Invited
- Data Source
  KAKENHI-PROJECT-20K21782
[Presentation] Parallel-in-space-and-time Finite-element Analysis of Electric Machines using Domain Decomposition and Time-periodic Finite-element Method2020
- Author(s)
  Yasuhito Takahashi, Koji Fujiwara and Takeshi Iwashita
- Organizer
  19th IEEE Conference on Electromagnetic Field Computation (CEFC 2020)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] Automated Subspace Correction法を前処理とするCGソルバの開発と評価2020
- Author(s)
  池原紘太，深谷猛，岩下武史
- Organizer
  The 4th cross-disciplinary Workshop on Computing Systems, Infrastructures, and Programming (xSIG2020)
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] An Integer Arithmetic-Based Sparse Linear Solver Using a GMRES Method and Iterative Refinement2020
- Author(s)
  Takeshi Iwashita, Kengo Suzuki and Takeshi Fukaya
- Organizer
  2020 IEEE/ACM 11th Workshop on Latest Advances in Scalable Algorithms for Large-Scale Systems (ScalA)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-20K21782
[Presentation] （計算＋データ＋学習）融合によるエクサスケール時代の革新的シミュレーション手法2020
- Author(s)
  中島研吾，岩下武史，八代尚，下川辺隆史，長尾大道，荻田武史，片桐孝洋，松葉浩也
- Organizer
  第12回自動チューニング技術の現状と応用に関するシンポジウム（ATTA2020）
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] h3-Open-BDEC: Innovative Software Platform for Scientific Computing in the Exascale Era by Integrations of (Simulation + Data + Learning)2020
- Author(s)
  Iwashita, T, Nakajima, K., Shimokawabe, T., Nagao, H., Ogita, T., Katagiri, T., Yashiro, H., Matsuba, H.
- Organizer
  International Conference on High Performance Computing in Asia-Pacific Region (HPC Asia 2020) (poster)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] 倍精度と単精度を用いた混合精度GMRES(m)法の収束性に関する実験的評価2019
- Author(s)
  深谷猛，グドール聖哉，張臨傑，岩下武史
- Organizer
  日本応用数理学会2019年度年会
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] 倍精度と単精度を用いた混合精度GMRES(m) 法の性能評価2019
- Author(s)
  深谷猛, グドール聖哉, 張臨傑, 岩下武史
- Organizer
  第48回数値解析シンポジウム
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] Accelerating Multithreaded Linear Solver with Mixed Precision Hierarchical Matrix Computation and Data Structure2019
- Author(s)
  Rise Ooi Kok Thong, Takeshi Fukaya and Takeshi Iwashita
- Organizer
  日本応用数理学会応用数理学生・若手研究者のための研究交流会
- Data Source
  KAKENHI-PROJECT-17H01749
[Presentation] （計算＋データ＋学習）融合によるエクサスケール時代の革新的シミュレーション手法2019
- Author(s)
  中島研吾，岩下武史，八代尚，下川辺隆史，長尾大道，荻田武史，片桐孝洋，松葉浩也
- Organizer
  第11回自動チューニング技術の現状と応用に関するシンポジウム（ATTA2019）
- Data Source
  KAKENHI-PROJECT-19H05662
[Presentation] Automated Subspace Correction Method and Its Evaluation in Computational Electromagnetics2019
- Author(s)
  Takeshi Iwashita, Shigeru Kawaguchi, Takeshi Mifune, Tetsuji Matsuo
- Organizer
  The 3rd cross-disciplinary Workshop on Computing Systems, Infrastructures, and Programming
- Data Source
  KAKENHI-PROJECT-18H03249
[Presentation] 倍精度と単精度を用いた混合精度GMRES(m)法の収束性に関する実験的評価2019
- Author(s)
  深谷猛, グドール聖哉, 張臨傑, 岩下武史
- Organizer
  日本応用数理学会2019年度年会
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] Parallel TP-EEC Method based on Polyphase Time-periodic Condition for Magnetic Field Analysis of Induction Motors2019
- Author(s)
  Yasuhito Takahashi, Koji Fujiwara, Tadashi Tokumasu, Takeshi Iwashita, Hiroshi Nakashima
- Organizer
  The 22nd International Conference on the Computation of Electromagnetic Fields (COMPUMAG2019)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-19H04122
[Presentation] DIA 形式と CRS 形式を組み合わせた Hybrid 形式を用いた疎行列ベクトル積のキャッシュブロッキング2018
- Author(s)
  石田幸輝, 三浦瑛絵, 深谷猛, 岩下武史, 中島浩
- Organizer
  xSIG2018
- Data Source
  KAKENHI-PROJECT-18H03249
[Presentation] More Efficient Structures of H-matrices2018
- Author(s)
  Akihiro Ida, Ichitaro Yamazaki, Rio Yokota, Satoshi Ohshima, Tetsuya Hoshino, Tasuku Hiraishi and Takeshi Iwashita
- Organizer
  The HPC symposium Computational Science at Scale (CoSaS18)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01749
[Presentation] H行列ベクトル積のスレッド並列化における負荷均衡に関する検討2018
- Author(s)
  岩下武史，川村卓人，深谷猛，伊田明弘
- Organizer
  2018年並列／分散／協調処理に関する『熊本』サマー・ワークショップ（SWoPP熊本2018）
- Data Source
  KAKENHI-PROJECT-17H01749
[Presentation] Progress of Large-Scale and Fast Electromagnetic Field Analyses of Coils Wound with Coated Conductors for Ac Loss and Shielding Current Calculations2018
- Author(s)
  Naoyuki Amemiya, Naoki Tominaga, Takeshi Mifune, Yusuke Sogabe, Yudai Yasunaga, Akihiro Ida and Takeshi Iwashita
- Organizer
  6th International Workshop on Numerical Modelling of High Temperature Superconductors (HTS Modelling 2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01749
[Presentation] Ｈ行列ベクトル積のスレッド並列化手法に関する性能評価2017
- Author(s)
  川村卓人, 深谷猛, 岩下武史, 伊田明弘
- Organizer
  2017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（HPCS2017）
- Data Source
  KAKENHI-PROJECT-17H01749
[Presentation] Application of Improved H-matrices in Micromagnetic Simulations2017
- Author(s)
  Ida Akihiro、Ataka Tadashi、Takahashi Yasuhito、Mifune Takeshi、Iwashita Takeshi、Furuya Atsushi
- Organizer
  21st International Conference on the Computation of Electromagnetic Fields (Compumag 2017)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H01749
[Presentation] 回転機の始動特性解析のため運動方程式を考慮した時間領域並列有限要素法の開発2016
- Author(s)
  髙橋康人，北尾純士，藤原耕二，岩下武史，中島浩
- Organizer
  電気学会静止器・回転機合同研究会
- Place of Presentation
  石垣市商工会館（沖縄県・石垣市）
- Year and Date
  2016-09-09
- Data Source
  KAKENHI-PROJECT-26289075
[Presentation] 反復型ステンシル計算のマルチコア・メニーコア向け実装に関する考察2016
- Author(s)
  深谷猛, 岩下武史
- Organizer
  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
- Place of Presentation
  松本市
- Year and Date
  2016-08-09
- Data Source
  KAKENHI-PROJECT-26280044
[Presentation] 過去の求解プロセスを利用した誤差修正法による2次元渦電流解析の高速化2016
- Author(s)
  河口慈, 美舩健, 岩下武史, 松尾哲司
- Organizer
  電気学会静止器・回転機合同研究会
- Place of Presentation
  汐留シティセンター（東京都・港区）
- Year and Date
  2016-01-20
- Data Source
  KAKENHI-PROJECT-26540052
[Presentation] 過去の求解プロセスを利用した誤差修正法の3次元渦電流解析への適用2016
- Author(s)
  河口慈, 美舩健, 岩下武史, 松尾哲司
- Organizer
  平成28年電気学会全国大会
- Place of Presentation
  東北大学（宮城県・仙台市）
- Year and Date
  2016-03-16
- Data Source
  KAKENHI-PROJECT-26540052
[Presentation] Transient Motor Starting Analysis by Time Domain Parallel Finite-Element Method2016
- Author(s)
  Y. Takahashi, K. Fujiwara, T. Iwashita and H. Nakashima
- Organizer
  The 17th International IGTE Symposium on Numerical Field Calculation in Electrical Engineering
- Place of Presentation
  Graz, Austria
- Year and Date
  2016-09-19
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26289075
[Presentation] Fast Transient Eddy-Current Analysis Using Error Correction Method for Series of Linear Systems2016
- Author(s)
  S. Kawaguchi, T. Mifune, T. Iwashita and T. Matsuo
- Organizer
  The 17th IEEE Conference on Electromagnetic Field Computation (CEFC 2016)
- Place of Presentation
  Miami, Florida, USA
- Year and Date
  2016-11-16
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26289075
[Presentation] 過去の求解プロセスを利用した誤差修正法による３次元渦電流過渡解析の高速化2016
- Author(s)
  河口慈，美舩健，松尾哲司，岩下武史
- Organizer
  電気学会静止器・回転機合同研究会
- Place of Presentation
  石垣市商工会館（沖縄県・石垣市）
- Year and Date
  2016-09-07
- Data Source
  KAKENHI-PROJECT-26289075
[Presentation] マルチコア・メニーコア環境における反復型ステンシル計算と時空間タイリング2016
- Author(s)
  深谷猛, 岩下武史
- Organizer
  日本応用数理学会 2016年度年会
- Place of Presentation
  北九州市
- Year and Date
  2016-09-12
- Data Source
  KAKENHI-PROJECT-26280044
[Presentation] A Fill-In Strategy for Fast ICCG Solver with SIMD Vectorization2015
- Author(s)
  Takeshi Iwashita, Naokazu Takemura, Hiroshi Nakashima
- Organizer
  Annual Meeting on Advanced Computing System and Infrastructure
- Place of Presentation
  Tsukuba, Japan
- Year and Date
  2015-01-26
- Data Source
  KAKENHI-PROJECT-26280044
[Presentation] 代数ブロックマルチカラーリオーダリング付きICCG法の収束性に関する考察2015
- Author(s)
  仙波和樹，たに浩司，山田隆，岩下武史，髙橋康人，中島浩
- Organizer
  電気学会静止器・回転機合同研究会
- Place of Presentation
  高知大学（高知県・高知市）
- Year and Date
  2015-09-28
- Data Source
  KAKENHI-PROJECT-26289075
[Presentation] fill-in strategy for fast ICCG solver with SIMD vectorization2015
- Author(s)
  Takeshi Iwashita, Naokazu Takemura and Hiroshi Nakashima
- Organizer
  Annual Meeting on Advanced Computing System and Infrastructure (ACSI2015)
- Place of Presentation
  筑波国際会議場（茨城県つくば市）
- Year and Date
  2015-01-26
- Data Source
  KAKENHI-PROJECT-24300004
[Presentation] New fill-in strategy for fast ICCG solver using SIMD vectorization2015
- Author(s)
  Takeshi Iwashita
- Organizer
  International Workshop on Information Technology, Applied Mathematics and Science (IMS2015)
- Place of Presentation
  京都府京都市
- Year and Date
  2015-03-26
- Data Source
  KAKENHI-PROJECT-24300004
[Presentation] スライドメッシュを考慮した領域分割型並列有限要素法による回転機の磁界解析2015
- Author(s)
  髙橋康人，藤原耕二，岩下武史，中島浩
- Organizer
  電気学会静止器・回転機合同研究会
- Place of Presentation
  宮古島マリンターミナル（沖縄県・宮古島市）
- Year and Date
  2015-03-06
- Data Source
  KAKENHI-PROJECT-26289075
[Presentation] Dynamic Load Balancing for Parallel Computation of Hierarchical Matrices2015
- Author(s)
  T. Hiraishi, K. Munakata, A. Ida, T. Iwashita, and H. Nakashima
- Organizer
  ISC 2015
- Place of Presentation
  Frankfurt, Germany
- Year and Date
  2015-07-15
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26289075
[Presentation] 時空間タイリングによる3次元FDTD法のキャッシュチューニング2015
- Author(s)
  岩下武史
- Organizer
  第25回電磁界数値解析に関するセミナー
- Place of Presentation
  同志社大学東京オフィス（東京都・中央区）
- Year and Date
  2015-12-15
- Invited
- Data Source
  KAKENHI-PROJECT-26289075
[Presentation] A New Fill-In Strategy for IC Factorization Preconditioning Considering SIMD Instructions2015
- Author(s)
  Takeshi Iwashita, Naokazu Takemura, Akihiro Ida, Hiroshi Nakashima
- Organizer
  Intl. Symp. Parallel and Distributed Processing with Applications
- Place of Presentation
  Helsinki, Finland
- Year and Date
  2015-08-20
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26280044
[Presentation] 動的負荷分散を用いた階層型行列生成の並列化2015
- Author(s)
  棟形克己，平石拓，伊田明弘，岩下武史，中島浩
- Organizer
  情報処理学会第77回全国大会
- Place of Presentation
  京都大学（京都府・京都市）
- Year and Date
  2015-03-17
- Data Source
  KAKENHI-PROJECT-26289075
[Presentation] fill-in strategy for fast ICCG solver with SIMD vectorization2015
- Author(s)
  Takeshi Iwashita, Naokazu Takemura and Hiroshi Nakashima
- Organizer
  nnual Meeting on Advanced Computing System and Infrastructure (ACSI2015)
- Place of Presentation
  つくば国際会議場(茨城県・つくば市)
- Year and Date
  2015-01-26
- Data Source
  KAKENHI-PROJECT-26540052
[Presentation] 過去の求解プロセス情報を活用した誤差修正用写像行列の構築2015
- Author(s)
  岩下武史, 河口慈, 美舩健, 松尾哲司
- Organizer
  日本応用数理学会 2015年度年会
- Place of Presentation
  金沢大学（石川県・金沢市）
- Year and Date
  2015-09-11
- Data Source
  KAKENHI-PROJECT-26540052
[Presentation] SIMD Implementation of a Multiplicative Schwarz Smoother for a Multigrid Poisson Solver on an Intel Xeon Phi Coprocessor2014
- Author(s)
  Masatoshi Kawai, Takeshi Iwashita and Hiroshi Nakashima
- Organizer
  VECPAR2014
- Place of Presentation
  Eugene (USA)
- Year and Date
  2014-07-02
- Data Source
  KAKENHI-PROJECT-26540052
[Presentation] SIMD Implementation of a Multiplicative Schwarz Smoother for a Multigrid Poisson Solver on an Intel Xeon Phi Coprocessor2014
- Author(s)
  Masatoshi Kawai, Takeshi Iwashita, Hiroshi Nakashima
- Organizer
  Intl. Mtng. High-Performance Computing for Computational Science
- Place of Presentation
  Eugene, OR
- Data Source
  KAKENHI-PROJECT-23300006
[Presentation] 回転機の磁界解析における時間分割型並列有限要素法の有効性検証2014
- Author(s)
  高橋康人, 徳増正, 藤原耕二, 岩下武史, 中島浩
- Organizer
  日本機械学会第27回計算力学講演会
- Place of Presentation
  岩手大学（岩手県・盛岡市）
- Year and Date
  2014-11-23
- Data Source
  KAKENHI-PROJECT-26540052
[Presentation] Automatic Parameter Tuning of Three-Dimensional Tiled FDTD Kernel2014
- Author(s)
  Takeshi Minami, Motoharu Hibino, Tasuku Hiraishi, Takeshi Iwashita, Hiroshi Nakashima
- Organizer
  Intl. WS Automatic Performance Tuning (iWAPT)
- Place of Presentation
  Eugene, OR, USA
- Year and Date
  2014-07-01
- Data Source
  KAKENHI-PROJECT-26280044
[Presentation] 相変換と多相交流時間周期境界条件に基づくTP-EEC法の並列化2014
- Author(s)
  髙橋康人，徳増正，藤原耕二，岩下武史，中島浩
- Organizer
  電気学会静止器・回転機合同研究会
- Place of Presentation
  宇都宮大学（栃木県・宇都宮市）
- Year and Date
  2014-09-26
- Data Source
  KAKENHI-PROJECT-26289075
[Presentation] Automatic Parameter Tuning of Three-Dimensional Tiled FDTD Kernel2014
- Author(s)
  Takeshi Minami, Motoharu Hibino, Tasuku Hiraishi, Takeshi Iwashita, Hiroshi Nakashima
- Organizer
  The Ninth International Workshop on Automatic Performance Tuning (iWAPT2014)
- Place of Presentation
  Eugene(USA)
- Year and Date
  2014-07-01
- Data Source
  KAKENHI-PROJECT-26289075
[Presentation] SIMD Implementation of a Multiplicative Schwarz Smoother for a Multigrid Poisson Solver on an Intel Xeon Phi Coprocessor2014
- Author(s)
  Masatoshi Kawai, Takeshi Iwashita, Hiroshi Nakashima
- Organizer
  Intl. Mtg. High-Performance Computing for Computational Science (VECPAR)
- Place of Presentation
  Eugene, OR, USA
- Year and Date
  2014-06-30
- Data Source
  KAKENHI-PROJECT-26280044
[Presentation] SIMD Implementation of a Multiplicative Schwarz Smoother for a Multigrid Poisson Solver on an Intel Xeon Phi Coprocessor2014
- Author(s)
  Masatoshi Kawai, Takeshi Iwashita, Hiroshi Nakashima
- Organizer
  High-Performance Computing for Computational Science
- Place of Presentation
  Eugene, OR, USA
- Year and Date
  2014-07-02
- Data Source
  KAKENHI-PROJECT-23300006
[Presentation] Performance Improvement of Three-Dimensional Tiled FDTD Kernel Based on Automatic Parameter Tuning2013
- Author(s)
  Takeshi Minami, Motoharu Hibino, Tasuku Hiraishi, Takeshi Iwashita, Hiroshi Nakashima
- Organizer
  Intl. Conf. Computation on Electromagnetic Fields
- Place of Presentation
  Budapest, Hungary
- Year and Date
  2013-07-03
- Data Source
  KAKENHI-PROJECT-23300006
[Presentation] Performance Evaluation of Multithreaded Iterative Solver on Recent Processors2013
- Author(s)
  Takeshi Iwashita, Akihiro Ida, Masatoshi Kawai, Hiroshi Nakashima
- Organizer
  2013 SIAM Conf. Computational Science and Engineering
- Place of Presentation
  Boston, MA, USA
- Year and Date
  2013-02-18
- Data Source
  KAKENHI-PROJECT-23300006
[Presentation] ブロック化赤-黒順序付け法による並列マルチグリッドポアソンソルバ2012
- Author(s)
  河合直聡, 岩下武史, 中島浩
- Organizer
  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
- Place of Presentation
  名古屋市
- Year and Date
  2012-01-26
- Data Source
  KAKENHI-PROJECT-23300006
[Presentation] Algebraic blockmulti-color ordering method for parallelmulti-threaded sparse triangular solver in ICCG method2012
- Author(s)
  Takeshi Iwashita
- Organizer
  26th IEEE International Parallel & Distributed Processing Symposium(IPDPS 2012)
- Place of Presentation
  Shanghai, China
- Year and Date
  2012-05-25
- Data Source
  KAKENHI-PROJECT-21680003
[Presentation] ブロック化赤-黒順序付け法に基づく並列マルチグリッドポアソンソルバ2012
- Author(s)
  河合直聡, 岩下武史, 中島浩
- Organizer
  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(HPCS2012)
- Place of Presentation
  名古屋大学
- Year and Date
  2012-01-26
- Data Source
  KAKENHI-PROJECT-21680003
[Presentation] Xcryptを用いた3次元FDTD法プログラムの自動チューニング2012
- Author(s)
  日比野元春, 南武志, 平石拓, 岩下武史, 中島浩
- Organizer
  日本応用数理学会2012年度年会
- Place of Presentation
  稚内全日空ホテル(北海道)
- Year and Date
  2012-08-31
- Data Source
  KAKENHI-PROJECT-24300004
[Presentation] Parallel Smoother Based on Block Red-Black Ordering for Multigrid Poisson Solver2012
- Author(s)
  Masatoshi Kawai, Takeshi Iwashita, Hiroshi Nakashima, Osni Marques
- Organizer
  HighPerformance Computing for Computational Science
- Place of Presentation
  Kobe, Japan
- Year and Date
  2012-07-17
- Data Source
  KAKENHI-PROJECT-23300006
[Presentation] 穴あき導体を含むT-Ω有限要素解析における反復収束性の改善2012
- Author(s)
  美舩健, 上畠哲志, 岩下武史, 松尾哲司
- Organizer
  電気学会静止器・回転機合同研究会
- Place of Presentation
  函館市
- Year and Date
  2012-09-10
- Data Source
  KAKENHI-PROJECT-24300004
[Presentation] Xcryptを用いた3次元FDTD法プログラムの自動チューニング2012
- Author(s)
  日比野元春, 南武志, 平石拓, 岩下武史, 中島浩
- Organizer
  日本応用数理学会2012年度年会
- Place of Presentation
  稚内市
- Year and Date
  2012-08-31
- Data Source
  KAKENHI-PROJECT-23300006
[Presentation] ブロック化赤-黒順序付け法による並列マルチグリッドポアソンソルバ2012
- Author(s)
  河合直聡, 岩下武史, 中島浩
- Organizer
  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
- Place of Presentation
  名古屋大学
- Year and Date
  2012-01-26
- Data Source
  KAKENHI-PROJECT-23300006
[Presentation] Algebraic Block Multi-Color Ordering Method for Parallel Multi-Threaded Sparse Triangular Solver in ICCG Method2012
- Author(s)
  Takeshi Iwashita, Yasuhito Takahashi, Hiroshi Nakashima
- Organizer
  Parallel and Distributed Processing Symp
- Place of Presentation
  Shanghai, China
- Year and Date
  2012-05-22
- Data Source
  KAKENHI-PROJECT-23300006
[Presentation] A法による辺要素磁界解析への代数マルチグリッド法の応用に関する一検討2011
- Author(s)
  美舩健, 難波亮介, 岩下武史, 松尾哲司
- Organizer
  電気学会静止器・回転機合同研究会
- Place of Presentation
  新潟大学
- Year and Date
  2011-08-25
- Data Source
  KAKENHI-PROJECT-21680003
[Presentation] Parallel Geometric Multigrid Solver for Fast Electromagnetic Wave Analysis2011
- Author(s)
  Takeshi Iwashita
- Organizer
  International Workshop on application of iterative methods to engineering and its mathematical element
- Place of Presentation
  Kyoto Japan
- Year and Date
  2011-10-24
- Data Source
  KAKENHI-PROJECT-21680003
[Presentation] キャッシュメモリを考慮した3次元FDTD法の実装とその性能評価2011
- Author(s)
  南武志, 高橋康人, 岩下武史, 中島浩
- Organizer
  第14回環瀬戸内応用数理研究部会シンポジウム
- Place of Presentation
  岡山理科大学
- Year and Date
  2011-01-23
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] 3次元FDTDカーネルのキャッシュメモリを考慮した性能改善の実装と性能評価2011
- Author(s)
  南武志、岩下武史、中島浩
- Organizer
  情報処理学会研究報告HPC-130
- Data Source
  KAKENHI-PROJECT-21300007
[Presentation] キャッシュメモリを考慮した3次元FDTD法の実装とその性能評価2011
- Author(s)
  南武志, 高橋康人, 岩下武史, 中島浩
- Organizer
  第14回環瀬戸内応用数理研究部会シンポジウム
- Place of Presentation
  岡山県岡山市・岡山理科大学
- Year and Date
  2011-01-23
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] 並列マルチグリッド法による高速電磁場解析の実現2011
- Author(s)
  岩下武史
- Organizer
  大規模計算コロキウム
- Place of Presentation
  岐阜市文化産業交流センター(岐阜県)(招待講演)
- Year and Date
  2011-09-09
- Data Source
  KAKENHI-PROJECT-21680003
[Presentation] Algebraic Block Multi-Color Ordering Method for Parallel ICCG Solver in Unstructured Mesh Analyses2010
- Author(s)
  Takeshi Iwashita
- Organizer
  2nd International Workshops on Advances in Computational Mechanics(IWACOM-II)
- Place of Presentation
  Computational Mechanics
- Year and Date
  2010-03-30
- Data Source
  KAKENHI-PROJECT-21680003
[Presentation] An Efficient Vector Transfer for Sparse Matrix-Vector Multiplication on Distributed Memory Systems.2010
- Author(s)
  Hiroshi Nakashima, Toshiyuki Fukuhara, Takeshi Iwashita
- Organizer
  情報処理学会ハイパフォーマンスコンピューティング研究会
- Place of Presentation
  熱海市
- Year and Date
  2010-02-22
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] Cell Broadband Engine を用いた表面電荷法の実装と評価2010
- Author(s)
  藤田直樹, 高橋康人, 岩下武史, 中島浩
- Organizer
  電気学会全国大会
- Place of Presentation
  明治大学
- Year and Date
  2010-03-17
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] H-matricesを用いた大規模準動的地震発生サイクルシミュレーション2010
- Author(s)
  大谷真紀子, 平原和朗, 高橋康人, 堀高峰, 兵藤守, 中島浩, 岩下武史
- Organizer
  日本地震学会2010年度秋季大会
- Place of Presentation
  広島県広島市・広島国際会議場
- Year and Date
  2010-10-27
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] 周期境界マイクロ磁気学シミュレーションにおける減磁界に関する検討2010
- Author(s)
  松尾哲司, 山崎由也, 岩下武史
- Organizer
  電気学会マグネティックス・静止器・回転機合同研究会MAG-10-017 / SA-10-017 / RM-10-017
- Place of Presentation
  豊田中央研究所
- Year and Date
  2010-01-28
- Data Source
  KAKENHI-PROJECT-19560288
[Presentation] 地震発生サイクルシミュレーションコードの高速化:(2) Hierarchical Matrices法の適用2010
- Author(s)
  平原和朗, 大谷真紀子, 高橋康人, 堀高峰, 兵藤守, 中島浩, 岩下武史
- Organizer
  日本地震学会2010年度秋季大会
- Place of Presentation
  広島市
- Year and Date
  2010-10-27
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] Algebraic Block Multi-Color Ordering Method for Parallel ICCG Solver in Unstructured Mesh Analyses.2010
- Author(s)
  岩下武史, 高橋康人, 中島浩
- Organizer
  2nd International Workshops on Advances in Computational Mechanics.
- Place of Presentation
  Yokohama, Japan
- Year and Date
  2010-03-30
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] Algebraic Block Multi-Color Ordering Method for Parallel ICCG Solver in Unstructured Mesh Analyses2010
- Author(s)
  岩下武史, 高橋康人, 中島浩
- Organizer
  2nd International Workshops on Advances in Computational Mechanics
- Place of Presentation
  Yokohama, Japan
- Year and Date
  2010-03-30
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] 周期境界マイクロ磁気学シミュレーションにおける減磁界に関する検討2010
- Author(s)
  松尾哲司, 山崎由也, 岩下武史
- Organizer
  電気学会マグネティックス・静止器・回転機合同研究会
- Place of Presentation
  豊田中央研究所
- Year and Date
  2010-01-28
- Data Source
  KAKENHI-PROJECT-19560288
[Presentation] Cell Broadband Engineを用いた表面電荷法の実装と評価2010
- Author(s)
  藤田直樹、高橋康人、岩下武史、中島浩
- Organizer
  電気学会全国大会
- Place of Presentation
  明治大学
- Year and Date
  2010-03-17
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] Performance Evaluation of Parallel ICCG Solver Based on Algebraic Block Multi-Color Ordering Method2010
- Author(s)
  Takeshi Iwashita
- Organizer
  2nd International Kyoto-Forum on Krylov Subspace method
- Place of Presentation
  Kyoto, Japan
- Year and Date
  2010-03-25
- Data Source
  KAKENHI-PROJECT-21680003
[Presentation] 静磁場解析における折畳み前処理の並列化に関する検討2010
- Author(s)
  佐藤翔士, 美舩健, 高橋康人, 岩下武史
- Organizer
  平成22年電気関係学会関西支部連合大会
- Place of Presentation
  立命館大学(滋賀県草津市)
- Year and Date
  2010-11-14
- Data Source
  KAKENHI-PROJECT-21680003
[Presentation] An Efficient Vector Transfer for Sparse Matrix-Vector Multiplication on Distributed Memory Systems2010
- Author(s)
  中島浩, 福原敏行, 岩下武史
- Organizer
  情報処理学会ハイパフォーマンスコンピューティング研究会
- Place of Presentation
  熱海市
- Year and Date
  2010-02-22
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] Parallel Incomplete Factorization Preconditioning based on Algebraic Block Multi-Color Ordering Method2010
- Author(s)
  Takeshi Iwashita
- Organizer
  SIAM Conference on Parallel Processing for Scientific Computing
- Place of Presentation
  Seattle, USA
- Year and Date
  2010-02-25
- Data Source
  KAKENHI-PROJECT-21680003
[Presentation] 地震発生サイクルシミュレーションコードの高速化:(2) Hierarchical Matrices法の適用2010
- Author(s)
  平原和朗, 大谷真紀子, 高橋康人, 堀高峰, 兵藤守, 中島浩, 岩下武史
- Organizer
  日本地震学会2010年度秋季大会
- Place of Presentation
  広島県広島市・広島国際会議場
- Year and Date
  2010-10-27
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] キャッシュメモリを考慮したFDTDカーネルの性能改善2010
- Author(s)
  南武志、岩下武史、高橋康人、中島浩
- Organizer
  情報処理学会ハイパフォーマンスコンピューティング研究会
- Place of Presentation
  熱海市
- Year and Date
  2010-02-22
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] H-matricesを用いた大規模準動的地震発生サイクルシミュレーション2010
- Author(s)
  大谷真紀子, 平原和朗, 高橋康人, 堀高峰, 兵藤守, 中島浩, 岩下武史
- Organizer
  日本地震学会2010年度秋季大会
- Place of Presentation
  広島市
- Year and Date
  2010-10-27
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] AMC法の非対称係数行列用拡張による並列化ILU-BiCGSTAB2法2009
- Author(s)
  増子拓也、岩下武史、金澤正憲
- Organizer
  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
- Place of Presentation
  東京大学
- Year and Date
  2009-01-22
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] DCW-MHD発電機の数値解析における並列化ILU-BiCGSTAB2法の活用2009
- Author(s)
  増子拓也, 岩下武史, 金澤正憲, 吉野智之, 高橋徹, 藤野貴康, 石川本雄
- Organizer
  電気学会全国大会
- Place of Presentation
  北海道大学
- Year and Date
  2009-03-17
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] 代数ブロック化多色順序付け法による並列化ICCGソルバの性能評価2009
- Author(s)
  岩下武史
- Organizer
  2009年並列/分散/協調処理に関する『仙台』サマー・ワークショップ
- Place of Presentation
  仙台市
- Year and Date
  2009-08-04
- Data Source
  KAKENHI-PROJECT-21680003
[Presentation] A-φ法における冗長未知数φの消去がもたらす反復収束性悪化の解消-冗長未知数の利用と同等な新しい前処理:Folded Pre- conditioning-2009
- Author(s)
  美舩健、高橋康人、岩下武史
- Organizer
  電気学会静止器・回転機合同研究会
- Place of Presentation
  早稲田大学
- Year and Date
  2009-01-29
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] 高周波電磁界解析に対する複素シフトを用いた幾何マルチグリッド前処理についての検討2009
- Author(s)
  廣谷迪, 美舩健, 岩下武史
- Organizer
  電気学会全国大会
- Place of Presentation
  北海道大学
- Year and Date
  2009-03-17
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] 電磁界数値解析におけるIDR(s)法の収束性2009
- Author(s)
  高橋康人, 岩下武史, 金澤正憲, 立石拓也, 若尾真治
- Organizer
  電気学会全国大会
- Place of Presentation
  北海道大学
- Year and Date
  2009-03-17
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] A-φ法における冗長未知数φの消去がもたらす反復収束性悪化の解消-冗長未知数の利用と同等な新しい前処理 : FoldedPreconditioning-2009
- Author(s)
  美舩健, 高橋康人, 岩下武史
- Organizer
  電気学会静止器・回転機合同研究会
- Place of Presentation
  早稲田大学
- Year and Date
  2009-01-29
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] AMC法の非対称係数行列用拡張による並列化ILU-BiCGSTAB2法2009
- Author(s)
  増子拓也, 岩下武史, 金澤正憲
- Organizer
  ハイパフオーマンスコンピューティングと計算科学シンポジウム
- Place of Presentation
  東京大学
- Year and Date
  2009-01-22
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] 代数ブロック化多色順序付け法による並列化ICCGソルバの性能評価2009
- Author(s)
  岩下武史、高橋康人、中島浩
- Organizer
  情報処理学会ハイパフォーマンスコンピューティング研究会
- Place of Presentation
  仙台市
- Year and Date
  2009-08-04
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] 高速多重極表面電荷法の並列化に関する基礎検討2009
- Author(s)
  高橋康人, 岩下武史, 金澤正憲, 若尾真治
- Organizer
  電気学会全国大会
- Place of Presentation
  北海道大学
- Year and Date
  2009-03-17
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] Localized IC分解と多色順序付けを併用したハイブリッド型並列ICCG法に関する検討2009
- Author(s)
  福原敏行, 高橋康人, 岩下武史, 中島浩
- Organizer
  情報処理学会HPC研究会
- Place of Presentation
  筑波大学東京キャンパス
- Year and Date
  2009-10-09
- Data Source
  KAKENHI-PROJECT-21680003
[Presentation] 直方体要素用高速多重極法によるマイクロマグネティックスクス計算の高速化2009
- Author(s)
  高橋康人, 岩下武史, 金澤正憲, 若尾真治
- Organizer
  電気学会静止器・回転機合同研究会
- Place of Presentation
  早稲田大学
- Year and Date
  2009-01-29
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] 直方体要素用高速多重極法によるマイクロマグネティックス計算の高速化2009
- Author(s)
  高橋康人、岩下武史、金澤正憲、若尾真治
- Organizer
  電気学会静止器・回転機合同研究会
- Place of Presentation
  早稲田大学
- Year and Date
  2009-01-29
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] Localized IC分解と多色順序付けを併用したハイブリッド型並列ICCG法に関する検討2009
- Author(s)
  福原敏行、高橋康人、岩下武史、中島浩
- Organizer
  情報処理学会ハイパフォーマンスコンピューティング研究会
- Place of Presentation
  東京都
- Year and Date
  2009-10-09
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] 辺要素有限要素法を用いた静磁界解析における代数マルチグリッド法の応用に関する検討2009
- Author(s)
  石田智之, 美舩健, 岩下武史
- Organizer
  電気学会全国大会
- Place of Presentation
  北海道大学
- Year and Date
  2009-03-17
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] Explicit and implicit error correction methodsの基礎概念2008
- Author(s)
  岩下武史
- Organizer
  RIMS研究集会数値解析における理論・手法・応用
- Place of Presentation
  京都大学
- Year and Date
  2008-11-12
- Data Source
  KAKENHI-PROJECT-18700045
[Presentation] 時間周期有限要素法とEEC法に基づく非線形過渡電磁場解析の収束特性改善に関する基礎的検討2008
- Author(s)
  高橋康人、徳増正、若尾真治、岩下武史、金澤正憲
- Organizer
  電気学会静止器・回転機合同研究会
- Place of Presentation
  大分市
- Year and Date
  2008-09-18
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] 電磁界数値解析におけるIDR(s)法の有効性評価2008
- Author(s)
  高橋康人、岩下武史、金澤正憲、若尾真治
- Organizer
  情報処理学会システム評価研究会
- Place of Presentation
  長崎市
- Year and Date
  2008-11-24
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] Convergence Acceleration of Iterative Solvers for Finite Element Analysis Using Implicit and Explicit Error Correction Methods, IEEE Conf.2008
- Author(s)
  Takeshi Mifune, Soichi Moriguchi, Takeshi Iwashita, Masaaki Shimasaki.
- Organizer
  Electro-magnetic Field Computation
- Place of Presentation
  Athens, Greece
- Year and Date
  2008-05-11
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] Explicit and implicit error correction methoasの基礎概念2008
- Author(s)
  岩下武史
- Organizer
  RIMS研究集会数値解析における理論・手法・応用
- Place of Presentation
  京都大学
- Year and Date
  2008-11-12
- Data Source
  KAKENHI-PROJECT-18700045
[Presentation] 不完全コレスキー分解とEEC法に基づく新たな前処理によるA法の高速化2008
- Author(s)
  高橋康人、美舩健、岩下武史、金澤正憲
- Organizer
  電気学会静止器・回転機合同研究会
- Place of Presentation
  大分市
- Year and Date
  2008-09-18
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] Physical Meaning of the Advantage of A-phi Method in Convergence2008
- Author(s)
  Takeshi Iwashita, Takeshi Mifune, Masaaki Shimasaki
- Organizer
  IEEE Conf. Electromagnetic Field Computation
- Place of Presentation
  Athens, Greece
- Year and Date
  2008-05-11
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] Explicit and Implicit Error Correction Methodsの基礎概念2008
- Author(s)
  岩下武史
- Organizer
  平成20年JSIAM-JSST連合発表会
- Place of Presentation
  首都大学東京
- Year and Date
  2008-03-08
- Data Source
  KAKENHI-PROJECT-18700045
[Presentation] Convergence Acceleration of Iterative Solvers for Finite Element Analysis Using Implicit and Explicit Error Correction Methods2008
- Author(s)
  Takeshi Mifune, Soichi Moriguchi, Takeshi Iwashita, Masaaki Shimasaki
- Organizer
  IEEE Conf. Electromagnetic Field Computation
- Place of Presentation
  Athens, Greece
- Year and Date
  2008-05-11
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] マルチグリッド法を用いた大規模高周波電磁界解析の並列化に関する基礎検討2008
- Author(s)
  美舩健、岩下武史、村山敏夫、金子祥宏、大谷秀樹
- Organizer
  計算工学講演会
- Place of Presentation
  仙台市
- Year and Date
  2008-05-19
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] Micromagnetic Simulation by Using Fast Multipole Method Specialized for Uniform Brick Elements2008
- Author(s)
  Yasuhito Takahashi, Shinji Wakao, Takeshi Iwashita, Masanori Kanazawa
- Organizer
  Magnetism and Magnetic Materials Conf.
- Place of Presentation
  Austin, TX, USA
- Year and Date
  2008-11-10
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] Physical Meaning of the Advantage of A-phi Method in Convergence. IEEE Conf.2008
- Author(s)
  Takeshi Iwashita, Takeshi Mifune, Masaaki Shimasaki
- Organizer
  Electro-magnetic Field Computation
- Place of Presentation
  Athens, Greece
- Year and Date
  2008-05-11
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] Micromagnetic Simulation by Using Fast Multipole Method Specialized for Uniform Brick Elements.2008
- Author(s)
  高橋康人, 若尾真治, 岩下武史, 金澤正憲
- Organizer
  Magnetism and Magnetic Materials Conf.
- Place of Presentation
  Austin, TX, USA
- Year and Date
  2008-11-10
- Data Source
  KAKENHI-PROJECT-20300011
[Presentation] Concept of Implicit Correction Multigrid Method2007
- Author(s)
  Takeshi Iwashita
- Organizer
  Preconditioning 2007
- Place of Presentation
  トゥールーズ
- Year and Date
  2007-07-11
- Data Source
  KAKENHI-PROJECT-18700045
[Presentation] A New Preconditioning Concept for Linear Iterative Solver : Implicit Error Correction Method and Implicit Correction Multigrid Method2007
- Author(s)
  Takeshi Iwashita
- Organizer
  APCOM'07-EPMESC XI
- Place of Presentation
  京都市
- Year and Date
  2007-12-03
- Data Source
  KAKENHI-PROJECT-18700045
[Presentation] 新しいマルチグリッド解法 : 陰的マルチグリッド法の基礎概念2007
- Author(s)
  岩下武史
- Organizer
  2007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(HPCS2007)
- Place of Presentation
  つくば市
- Year and Date
  2007-01-17
- Data Source
  KAKENHI-PROJECT-18700045
[Presentation] ブロック化赤-黒順序付け法とその収束性評価2006
- Author(s)
  岩下武史
- Organizer
  第4回計算数学研究会
- Place of Presentation
  京都市
- Year and Date
  2006-12-19
- Data Source
  KAKENHI-PROJECT-18700045
[Presentation] 新しいマルチレベル型反復解法 : 陰的マルチグリッド法の概念2006
- Author(s)
  岩下武史
- Organizer
  情報処理学会研究会Swopp2006,
- Place of Presentation
  高知市
- Year and Date
  2006-08-01
- Data Source
  KAKENHI-PROJECT-18700045
[Presentation] Basic Concept of New Multigrid Type Iterative Method : Implicit Multigrid Method2006
- Author(s)
  Takeshi Iwashita
- Organizer
  日本応用数理学会 2006年度年会
- Place of Presentation
  筑波大
- Year and Date
  2006-09-16
- Data Source
  KAKENHI-PROJECT-18700045
[Presentation] Easy Comparison Way of Orderings for Parallel ILU Preconditioned Iterative Solver2006
- Author(s)
  Takeshi Iwashita
- Organizer
  First International Workshop on Automatic Performance Tuning (iWAPT2006)
- Place of Presentation
  東京大
- Year and Date
  2006-09-12
- Data Source
  KAKENHI-PROJECT-18700045
[Presentation] Comparison Index for Parallel Ordering in ILU Preconditioning Techniques2006
- Author(s)
  Takeshi Iwashita
- Organizer
  International Workshop on Collaboration between Numerical Methods and Large-Scale Scientific Computation
- Place of Presentation
  東京大
- Year and Date
  2006-10-25
- Data Source
  KAKENHI-PROJECT-18700045
[Presentation] マルチグリッドを陰的に利用した前処理付き反復解法2006
- Author(s)
  岩下武史
- Organizer
  平成18年電気学会静止器・回転機合同研究会
- Place of Presentation
  京都大
- Year and Date
  2006-08-24
- Data Source
  KAKENHI-PROJECT-18700045
[Presentation] 高速大規模電磁界解析技術の進展2006
- Author(s)
  岩下武史
- Organizer
  平成18年電気関係学会関西支部連合大会
- Place of Presentation
  大阪工業大
- Year and Date
  2006-11-25
- Data Source
  KAKENHI-PROJECT-18700045
[Presentation] IC前処理におけるSIMD演算を考慮したfill-in戦略
- Author(s)
  武村直和、岩下武史、中島浩
- Organizer
  今後のHPC（基盤技術と応用）に関するワークショップ
- Place of Presentation
  長崎市
- Data Source
  KAKENHI-PROJECT-24300004
[Presentation] IC前処理におけるSIMD演算活用のためのブロック化手法
- Author(s)
  武村直和、岩下武史、伊田明弘、中島浩
- Organizer
  日本応用数理学会 2013年度年会
- Place of Presentation
  アクロス福岡（福岡市）
- Data Source
  KAKENHI-PROJECT-24300004
[Presentation] Algebraic Block Multi-Color Ordering Method for Parallel Multi-Threaded Sparse Triangular Solver in ICCG Method
- Author(s)
  Takeshi Iwashita
- Organizer
  Intl. Parallel and Distributed Processing Symp.
- Place of Presentation
  Shanghai, China
- Data Source
  KAKENHI-PROJECT-23300006
[Presentation] Performance Evaluation of Multi-threaded Iterative Solver on Recent Processors
- Author(s)
  Takeshi Iwashita
- Organizer
  2013 SIAM Conf. Computational Science and Engineering
- Place of Presentation
  Boston, MA, USA
- Data Source
  KAKENHI-PROJECT-23300006

1. MIFUNE Takeshi (20362460)

# of Collaborated Projects: 7 results

# of Collaborated Products: 22 results
2. HIRAISHI Tasuku (60528222)

# of Collaborated Projects: 7 results

# of Collaborated Products: 8 results
3. Ida Akihiro (80742121)

# of Collaborated Projects: 5 results

# of Collaborated Products: 12 results
4. NAKASHIMA Hiroshi (10243057)

# of Collaborated Projects: 4 results

# of Collaborated Products: 39 results
5. OHSHIMA Satoshi (40570081)

# of Collaborated Projects: 4 results

# of Collaborated Products: 2 results
6. 横田理央 (20760573)

# of Collaborated Projects: 4 results

# of Collaborated Products: 3 results
7. 塙敏博 (30308283)

# of Collaborated Projects: 4 results

# of Collaborated Products: 1 results
8. MATSUO Tetsuji (20238976)

# of Collaborated Projects: 3 results

# of Collaborated Products: 6 results
9. KATAGIRI Takahiro (40345434)

# of Collaborated Projects: 3 results

# of Collaborated Products: 9 results
10. 高橋康人 (90434290)

# of Collaborated Projects: 3 results

# of Collaborated Products: 14 results
11. 深谷猛 (30633846)

# of Collaborated Projects: 3 results

# of Collaborated Products: 27 results
12. IMAMURA Toshiyuki (60361838)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
13. SUDA Reiji (40251392)

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14. KURODA Hisayasu (60323507)

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15. SHIMASAKI Masaaki (60026242)

# of Collaborated Projects: 2 results

# of Collaborated Products: 14 results
16. 星野哲也 (40775946)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
17. ITOH Shoji (70333482)

# of Collaborated Projects: 1 results

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18. TAKIZAWA Hiroyuki (70323996)

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19. OMUA Yoshiharu (50177002)

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20. MURATA Sumihiko (30273478)

# of Collaborated Projects: 1 results

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21. SATO Masahiko (80455211)

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22. TANAKA Teruo (90622837)

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23. SAKURAI Takao (90634296)

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24. Nakajima Kengo (20376528)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
25. Inoue Koji (80341410)

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26. 深沢圭一郎 (50377868)

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27. 荻田武史 (00339615)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
28. 下川辺隆史 (40636049)

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# of Collaborated Products: 9 results
29. 長尾大道 (80435833)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
30. 八代尚 (80451508)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
31. 松葉浩也 (30444095)

# of Collaborated Projects: 1 results

# of Collaborated Products: 9 results
32. 松永裕介 (00336059)

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# of Collaborated Products: 0 results
33. 田中雅光 (10377864)

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34. 谷本輝夫 (60826353)

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35. 小野貴継 (80756239)

# of Collaborated Projects: 1 results

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36. 今倉暁 (60610045)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
37. 藤井昭宏 (10383986)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
38. 河合直聡 (80780791)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
39. 雨宮尚之

# of Collaborated Projects: 0 results

# of Collaborated Products: 2 results

Iwashita Takeshi 岩下 武史

IWASHITA Takeshi 岩下 武史

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Next-generation high-performance linear solver for future computational science and engineeringPrincipal Investigator

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Development of technology for scientific simulations only using integer arithmetic for next-generation computersPrincipal Investigator

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High performance linear solver for advanced computational electromagneticsPrincipal Investigator

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Realization of high performance electromagnetic field analyses for sophisticated design of electric machinesPrincipal Investigator

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High Performance Linear Solver Library Using Information Obtained in Previous Solution StepsPrincipal Investigator

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Iwashita Takeshi 岩下武史

IWASHITA Takeshi 岩下武史