Fujii Akihiro 藤井昭宏

… Alternative Names

藤井昭宏フジイアキヒロ

FUJII Akihiro 藤井昭宏

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Researcher Number	10383986
Other IDs
Affiliation (Current)	2025: 工学院大学, 情報学部, 教授
Affiliation (based on the past Project Information) *help	2022 – 2023: 工学院大学, 情報学部(情報工学部), 准教授 2016 – 2018: 工学院大学, 情報学部(情報工学部), 准教授 2015: 工学院大学, 情報工学部, 准教授 2012 – 2014: 工学院大学, 情報学部, 講師
Review Section/Research Field	Principal Investigator Basic Section 60100:Computational science-related / High performance computing / Software Except Principal Investigator High performance computing / Computer system/Network
Keywords	Principal Investigator 代数的多重格子法 / Parallel in Time / 半陰解法 / 並列時間進 / Overdamped Langevin方程式 / 時間積分 / CBCG / １節点多自由度問題 / ニアーカーネルベクトル / 高並列実装 … More / MGRIT前処理 / MGRIT / 時間方向並列化 / 高並列多重格子法 / 二アカーネルベクトル / 時間積分並列化 / ニアカーネルベクトル / 粗格子集約 / GPGPU / 混合精度解法 … More Except Principal Investigator 自動チューニング / 実験計画 / アルゴリズム / ハイパフォーマンスコンピューティング / 行列計算 / ベクトル演算 / マルチコア / 疎行列計算 / 反復計算ライブラリ / ４倍精度演算 / 集団通信 / 倍々精度演算 / 多倍長演算 / 性能パラメタ / MPI / 通信量削減 / GMP / AVX / 任意多倍長計算 / 倍々精度計算 / 数値制約充足問題 / 並列探索 / AMG / CBCG法 / ATMathCoreLib / ベイズモデル / 三角行列積 / モンテカルロ木探索 / 代数的多重格子法 / d-spline / 性能モデル化 / 探索 / D-spline / 高性能計算 / コード生成 / モデルフィッティング / 相関モデル / 線形モデル / ベイズ統計 / 複合的自動チューニング / バイオインフォマティクス / 離散最適化 / 線形計算 / 性能評価 / 最適化コンパイラ / 探索アルゴリズム / 性能相関 / ミドルウェア / コンパイラ / 大規模探索 / 軽量化 / コンパイラ技術 / 自動チューニング記述言語 / 逐次実験計画 / 性能モデリング Less

Overdamped Langevin方程式向けの時間積分並列化手法Principal Investigator
- 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
Algebraic Multigrid method with minimized communicationPrincipal Investigator
- Principal Investigator
  
  Fujii Akihiro
- Project Period (FY)
  2015 – 2018
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  High performance computing
- Research Institution
  Kogakuin University
Research on Mathematical Methods and Development of Libraries for Combined and Hierarchical Autotuning
- Principal Investigator
  
  SUDA Reiji
- Project Period (FY)
  2015 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  High performance computing
- Research Institution
  The University of Tokyo
Acceleration of algebraic multigrid solver on APUPrincipal Investigator
- Principal Investigator
  
  FUJII Akihiro
- Project Period (FY)
  2013
- Research Category
  
  Grant-in-Aid for Challenging Exploratory Research
- Research Field
  
  Software
- Research Institution
  Kogakuin University
Development of double-double precision iterative method for multi-core processor based on vector operation and communication avoidance
- Principal Investigator
  
  Tanaka Teruo
- Project Period (FY)
  2013 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  High performance computing
- Research Institution
  Kogakuin University
Research on Software Foundations for General Purpose Automatic Tuning Mechanisms
- Principal Investigator
  
  SUDA Reiji
- Project Period (FY)
  2011 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Computer system/Network
- Research Institution
  The University of Tokyo

All 2024 2023 2019 2018 2017 2016 2015 2014 2013 2012 2011 Other

All Journal Article Presentation

[Journal Article] Light Weight Coarse Grid Aggregation for Smoothed Aggregation Algebraic Multigrid Solver2024
- Author(s)
  Fujii Akihiro、Tanaka Teruo、Nakajima Kengo
- Journal Title
  
  IEEE Access
  
  Volume: 12 Pages: 57345-57355
- DOI
  10.1109/access.2024.3386226
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K12063, KAKENHI-PROJECT-19H05662
[Journal Article] Acceleration of Symmetric Sparse Matrix-Vector Product using Improved Hierarchical Diagonal Blocking Format2019
- Author(s)
  Muro Ryo、Fujii Akihiro、Tanaka Teruo
- Journal Title
  
  Proceeding of HPC Asia 2019 Proceedings of the International Conference on High Performance Computing in Asia-Pacific Region
  
  Volume: － Pages: 63-70
- DOI
  10.1145/3293320.3293332
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15K15998
[Journal Article] Algebraic Multigrid Solver Using Coarse Grid Aggregation with Independent Aggregation2018
- Author(s)
  Nomura Naoya、Fujii Akihiro、Tanaka Teruo、Marques Osni、Nakajima Kengo
- Journal Title
  
  Proceeding of 2018 IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW)
  
  Volume: － Pages: 1104-1112
- DOI
  10.1109/ipdpsw.2018.00170
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15K15998
[Journal Article] 共役勾配法への種々の通信削減手法の適用と評価2017
- Author(s)
  熊谷洋祐, 藤井明宏, 田中輝雄, 深谷猛, 須田礼仁
- 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: 9-3 Pages: 1-13
- NAID
  170000148096
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-25330144
[Journal Article] 共役勾配法への種々の通信削減手法の適用と評価2017
- Author(s)
  熊谷洋祐, 藤井昭宏, 田中輝雄, 深谷猛, 須田礼仁
- 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: 9 Pages: 1-13
- NAID
  170000148096
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15H02708
[Journal Article] 通信削減Jacobi法を前処理とした共役勾配法の性能評価2016
- Author(s)
  熊谷洋佑，野地優希，藤井昭宏，田中輝雄，須田礼仁
- Journal Title
  
  情報処理学会研究報告
  
  Volume: Vol.2016-HPC-153，No.3 Pages: 1-7
- Data Source
  KAKENHI-PROJECT-15K15998
[Journal Article] Communication-Avoiding CG Method: New Direction of Krylov Subspace Methods towards Exa-scale Computing2016
- Author(s)
  Reiji Suda, Cong Li, Daichi Watanabe, Yosuke Kumagai, Akihiro Fujii, Teruo Tanaka
- Journal Title
  
  京都大学数理解析研究所講究録
  
  Volume: 1995 Pages: 102-111
- Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-15H02708
[Journal Article] 時間発展非線形偏微分方程式へのMultigrid Reduction in Timeの適用における特性評価2016
- Author(s)
  田口悠太，金子重郎，野村直也，藤井昭宏，田中輝雄
- Journal Title
  
  情報処理学会研究報告
  
  Volume: Vol.2016-HPC-153,No.19 Pages: 1-7
- Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15K15998
[Journal Article] Performance Analysis of the Chebyshev Basis Conjugate Gradient Method on the K Computer2016
- Author(s)
  Yosuke Kumagai, Akihiro Fujii, Teruo Tanaka, Yusuke Hirota, Takeshi;Fukaya, Toshiyuki Imamura, Reiji Suda
- Journal Title
  
  Lecture Notes in Computer Science
  
  Volume: 9573
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-25330144
[Journal Article] Performance Analysis of the Chebyshev Basis Conjugate Gradient Method on the K Computer2016
- Author(s)
  Yosuke Kumagai, Akihiro Fujii, Teruo Tanaka, Yusuke Hirota, Takeshi Fukaya, Toshiyuki Imamura and Reiji Suda
- Journal Title
  
  Lecture Notes in Computer Science
  
  Volume: 9573 Pages: 74-85
- DOI
  10.1007/978-3-319-32149-3_8
- ISBN
  9783319321486, 9783319321493
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15K16000, KAKENHI-PROJECT-15H02708
[Journal Article] SA-AMG法における粗格子領域集約と性能分析2015
- Author(s)
  野村直也, 野村卓矢, 藤井昭宏, 田中輝雄
- Journal Title
  
  情報処理学会研究報告
  
  Volume: Vol.2015-HPC-149, No.8 Pages: 1-9
- Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15K15998
[Journal Article] AVX2を用いた倍精度BCRS形式疎行列と倍々精度ベクトル積の高速化2014
- Author(s)
  菱沼利彰, 藤井昭宏, 田中輝雄, 長谷川秀彦
- 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: 7 Pages: 25-33
- NAID
  110009851548
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-25330144
[Journal Article] マルチカラー法を用いたマルチGPU上でのAMG法2013
- Author(s)
  高橋光佑, 藤井昭宏, 田中輝雄
- Journal Title
  
  電子情報通信学会論文誌 D
  
  Volume: J96-D Pages: 452-460
- NAID
  110009593014
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23240005
[Journal Article] マルチカラー法を用いたマルチGPU上でのAMG法2013
- Author(s)
  高橋光佑, 藤井昭宏, 田中輝雄
- Journal Title
  
  電子情報通信学会論文誌 D
  
  Volume: Vol.J96-D No.3 Pages: 452-460
- NAID
  110009593014
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-24650014
[Journal Article] SMAC法による流体解析を対象としたAMGライブラリの自動チューニング方式2013
- Author(s)
  藤井昭宏
- Journal Title
  
  電子情報通信学会論文誌
  
  Volume: J96-D Pages: 1321-1329
- NAID
  110009603596
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23240005
[Journal Article] GPUのダイレクト通信を用いたAMG法2012
- Author(s)
  高橋光佑, 藤井昭宏, 田中輝雄
- Journal Title
  
  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研究報告
  
  Volume: Vol.2012-HPC-137No.30 Pages: 1-8
- NAID
  110009490678
- Data Source
  KAKENHI-PROJECT-24650014
[Journal Article] GPUのダイレクト通信を用いたAMG法,2012
- Author(s)
  高橋光佑, 藤井昭宏, 田中輝雄
- Journal Title
  
  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研究報告
  
  Volume: Vol.2012-HPC-137 No.30 Pages: 1-8
- NAID
  110009490678
- Data Source
  KAKENHI-PROJECT-24650014
[Journal Article] GPU上でのAMG法におけるChebyshev多項式緩和法2012
- Author(s)
  荒谷祐紀, 藤井昭宏, 田中輝雄
- Journal Title
  
  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研究報告
  
  Volume: Vol.2012-HPC-137,No.36 Pages: 1-7
- NAID
  110009490647
- Data Source
  KAKENHI-PROJECT-24650014
[Presentation] Fast adjacent communication among with RDMA, MPI-RMA, and Double buffering2024
- Author(s)
  Kota Yoshimoto, Akihiro Fujii, Teruo Tanaka
- Organizer
  HPCAsia 2024,Poster
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-22K12063
[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] 共役勾配法におけるダブルバッファリング利用したRDMA通信の性能評価2019
- Author(s)
  出蔵英真，藤井昭宏，田中輝雄
- Organizer
  第81回情報処理学会全国大会
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Evaluation of Time segment correction method for parallel time integration2019
- Author(s)
  Akihiro Fujii, Shigeo Kaneko, Teruo Tanak, Takeshi Iwashita
- Organizer
  Conference on Advanced Topics and Auto Tuning in High-Performance Scientific Computing (ATAT in HPSC 2019)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] A Parallel Time Integration Approach without Re-discretization in Time Direction2019
- Author(s)
  Akihiro Fujii, Teruo Tanaka,
- Organizer
  SIAM Conference on Computational Science and Engineering
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Multigrid Reduction in Time preconditioning for parallel-in-time Krylov solver2019
- Author(s)
  Ryo Yoda, Akihiro Fujii, Teruo Tanaka
- Organizer
  Copper Mountain Conference on Multigrid Methods
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] 空間並列度および時間並列度の割り当て方に対する考察2018
- Author(s)
  依田凌, 藤井昭宏, 田中輝雄，中島研吾
- 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Vol.2018-HPC-163, No.27, pp.1-8
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Consideration on the Optimal Balance Between Space Parallelism and Time Parallelism2018
- Author(s)
  Ryo Yoda, Akihiro Fujii, Teruo Tanaka, Kengo Nakajima
- Organizer
  SIAM Conference on Parallel Processing for Scientific Computing, Poster
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Low Cost Multiple One-dimensional d-Spline Parameter Search for Multiple Performance Parameter Estimation2018
- Author(s)
  Teruo Tanaka, Masayoshi Mochizuki, Akihiro Fujii, Takahiro Katagiri
- Organizer
  2018 Conference on Advanced Topics and Auto Tuning in High-Performance Scientific Computing (ATAT in HPSC 2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] Acceleration of sparse linear solvers using RDMA communication on PRIMEHPC FX supercomputer2018
- Author(s)
  Akihiro Fujii, Teruo Tanaka, Takahiro Katagiri
- Organizer
  2018 Conference on Advanced Topics and Auto Tuning in High-Performance Scientific Computing (ATAT in HPSC 2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] Oakforest-PACS上におけるSA-AMG法のHybrid並列化に関する分析2018
- Author(s)
  野村直也, 中島研吾, 藤井昭宏
- Organizer
  情報処理学会第165回HPC研究会
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] 空間並列度および時間並列度の割り当て方に対する考察2018
- Author(s)
  依田凌, 藤井昭宏, 田中輝雄，中島研吾
- 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
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] MGRIT preconditioned Krylov subspace method2018
- Author(s)
  Ryo Yoda, Akihiro Fujii, Teruo Tanaka
- Organizer
  Super Computing 2018(SC18), Poster
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Acceleration of sparse linear solvers using RDMA communication on PRIMEHPC FX supercomputer2018
- Author(s)
  Akihiro Fujii, Teruo Tanaka, Takahiro Katagiri
- Organizer
  2018 Conference on Advanced Topics and Auto Tuning in High-Performance Scientific Computing (ATAT in HPSC 2018)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] 大規模クラスタ環境上におけるSA-AMG法のHybrid並列化に関する分析2018
- Author(s)
  野村直也, 中島研吾, 河合直聡, 藤井昭宏
- Organizer
  情報処理学会第167回HPC研究会
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Consideration on the Optimal Balance Between Space Parallelism and Time Parallelism2018
- Author(s)
  Ryo Yoda, Akihiro Fujii, Teruo Tanaka, Kengo Nakajima
- Organizer
  SIAM Conference on Parallel Processing for Scientific Computing, poster
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] The Near-Kernel Vector Extraction Method for Robustness and Scalability of SA-AMG Method2017
- Author(s)
  N. Nomura, K. Nakajima, A. Fujii
- Organizer
  2nd International Symposium on Research and Education of Computational Science (RECS)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Fast Multidimensional Performance Parameter Estimation with Multiple One-dimensional d-Spline Parameter Search2017
- Author(s)
  Masayoshi Mochizuki, Akihiro Fujii, Teruo Tanaka, Takahiro Katagiri
- Organizer
  The Twelfth International Workshop on Automatic Performance Tuning (iWAPT2017)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] 複数性能パラメタによる自動チューニングにおける性能パラメタ間相関関係の影響2017
- Author(s)
  望月大義, 范谷瑛, 藤井昭宏, 田中輝雄
- Organizer
  日本応用数理学会2017年度年会
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] 自動チューニングにおけるd-Spline近似の実時間のブレを考慮した手法の提案2017
- Author(s)
  范谷瑛, 望月大義, 田中輝雄, 藤井昭宏, 片桐孝洋
- Organizer
  第79回情報処理学会全国大会
- Place of Presentation
  名古屋大学（愛知県名古屋市）
- Year and Date
  2017-03-16
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] 複数ばねによる質点の一次元運動シミュレーションに対するMultigrid Reduction in Timeの有効性の評価2017
- Author(s)
  藤戸宙希，金子重郎，藤井昭宏, 田中輝雄, 鷲尾巧, 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Vol.2018-HPC-162, No.16, pp.1-8
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] 複素数電磁場解析の問題におけるSmoothed Aggregation Algebraic Multigrid法の適用2017
- Author(s)
  朝倉豪彦, 野村直也, 藤井昭宏, 田中輝雄
- Organizer
  第79回情報処理学会全国大会
- Place of Presentation
  名古屋大学
- Year and Date
  2017-03-16
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Two topics about fitting function d-Spline for realization of practical AT2017
- Author(s)
  Tanaka Teruo, Masayoshi Mochizuki, Guuing Fan, Akihiro Fujii
- Organizer
  2017 Conference on Advanced Topics and Auto Tuning in High-Performance Scientific Computing
- Place of Presentation
  台北（台湾）
- Year and Date
  2017-03-10
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] Robust SA-AMG Solver by Extraction of Near-Kernel Vectors2017
- Author(s)
  Naoya Nomura, Kengo Nakajima, Akihiro Fujii
- Organizer
  SuperComputing 2017, Poster session.
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Hierarchical Diagonal Blocking形式における疎行列ベクトル積の高速化2017
- Author(s)
  室燎，藤井昭宏, 田中輝雄
- 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Vol.2018-HPC-161, pp.1-8
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Parameter tuning for algebraic multigrid solver with ATmathCoreLIB2017
- Author(s)
  Akihiro Fujii, Teruo Tanaka
- Organizer
  Conference on Advanced Topics and Auto Tuning in High-Performance Scientific Computing
- Place of Presentation
  台北（台湾）
- Year and Date
  2017-03-10
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] Performance Analysis of SA-AMG Solver with Additional Near-Kernel Vectors at Coarser Levels2017
- Author(s)
  Naoya Nomura, Akihiro Fujii, Teruo Tanaka, Kengo, Nakajima, Osni Marques
- Organizer
  18th Copper Mountain Conference on Multigrid Methods,
- Place of Presentation
  Copper Mountain, Colorado, United States
- Year and Date
  2017-03-28
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] 解の精度の高い極大独立集合問題の並列解法2017
- Author(s)
  根本望，藤井昭宏，田中輝雄
- Organizer
  第２回若手の会研究発表会, 応用数理学会東京大学
- Place of Presentation
  東京大学
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Xev-GMPへのMPI通信機能の拡張と反復解法への適用に向けた評価2017
- Author(s)
  斯波柾, 愛沢菜穂, 菱沼利彰, 藤井昭宏, 田中輝雄, 平澤将一
- Organizer
  第5回大規模並列数値計算技術に関する研究集会 ---多倍長計算と精度保証---, (LSPANC 2017)
- Place of Presentation
  神戸
- Year and Date
  2017-03-27
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] GMP対応MPI通信ライブラリの設計と基本性能評価2017
- Author(s)
  愛沢菜穂, 斯波柾, 菱沼利彰, 藤井昭宏, 田中輝雄, 平澤将一
- Organizer
  第5回大規模並列数値計算技術に関する研究集会 ---多倍長計算と精度保証---, (LSPANC 2017)
- Place of Presentation
  神戸
- Year and Date
  2017-03-27
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] D-Spline Performance Tuning Method Flexibly Responsive to Execution Time Perturbation2017
- Author(s)
  Guuing Fan, Masayoshi Mochizuki, Akihiro Fujii, Teruo Tanaka
- Organizer
  12th International Conference on Parallel Processing and Applied Mathematics (PPAM2017)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] Comparison of Correction Method in Parallelization in Time Direction -MGRIT and TSC-2017
- Author(s)
  Shigeo Kaneko, Hiroki Fujito, Akihiro Fujii, Teruo Tanaka, Takeshi Iwashita
- Organizer
  The 16th International Symposium on Advanced Technology (ISAT-16)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Two topics about fitting function d-Spline for realization of practical AT2017
- Author(s)
  Tanaka Teruo, Masayoshi Mochizuki, Guuing Fan, Akihiro Fujii
- Organizer
  2017 Conference on Advanced Topics and Auto Tuning in High-Performance Scientific Computing (ATAT in HPSC 2017)
- Place of Presentation
  台北、台湾
- Year and Date
  2017-03-10
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] 多倍長型MPIプログラムの自動生成に向けた多倍長型通信ライブラリの実装と評価2017
- Author(s)
  愛沢菜穂, 斯波柾, 菱沼利彰, 田中輝雄, 藤井昭宏, 平澤将一
- Organizer
  第79回情報処理学会全国大会, 2G-01
- Place of Presentation
  名古屋
- Year and Date
  2017-03-16
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] SA-AMG法におけるニアカーネルベクトル抽出手法の性能評価2017
- Author(s)
  野村直也, 中島研吾, 藤井昭宏
- Organizer
  日本応用数理学会2017年度年会(JSIAM2017)
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] 非線形熱拡散方程式を対象とした時間方向の並列化手法における補正手法の比較ーMGRITとTSC－2017
- Author(s)
  金子重郎，藤戸宙希，藤井昭宏, 田中輝雄，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Vol.2018-HPC-161, pp.1-8
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] 極大独立集合問題における並列性と解の精度2016
- Author(s)
  根本　望，野村直也，藤井昭宏，田中輝雄
- Organizer
  情報処理学会第78回全国大会，No.4H-02
- Place of Presentation
  慶応大学矢上キャンパス
- Year and Date
  2016-03-11
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] 多倍長精度プログラムの自動生成機構Xev-GMPにおける混合精度プログラムの生成と評価2016
- Author(s)
  斯波柾, 菱沼利彰, 藤井昭宏, 田中輝雄, 平澤将一
- 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Vol.2016-HPC-157, No.3
- Place of Presentation
  沖縄
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] 時間方向のマルチグリッド法におけるレベル間自由度に関する考察2016
- Author(s)
  金子重郎，田口悠太，野村直也，藤井昭宏，田中輝雄
- Organizer
  情報処理学会第78回全国大会，No.2G-06
- Place of Presentation
  慶応大学矢上キャンパス
- Year and Date
  2016-03-10
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] GMPを用いた混合精度型プログラムの自動生成機構の提案2016
- Author(s)
  菱沼利彰, 藤井昭宏, 田中輝雄, 平澤将一
- Organizer
  日本応用数理学会2016年度年会(JSIAM2016)
- Place of Presentation
  北九州
- Year and Date
  2016-09-12
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] Coarse grid aggregation for SA-AMG method with multiple kernel vectors2016
- Author(s)
  Akihiro Fujii, Naoya Nomura, Teruo Tanaka, Kengo Nakajima, Osni Marques
- Organizer
  SIAM conference on Parallel Processing for Scientific Computing
- Place of Presentation
  Paris, France
- Year and Date
  2016-04-12
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] 標本点逐次追加型性能パラメータ推定法における複数パラメータ上での探索方法2016
- Author(s)
  望月大義, 村田陸, 藤井昭宏, 田中輝雄
- Organizer
  情報処理学会第78回全国大会，No.2G-04
- Place of Presentation
  慶応大学
- Year and Date
  2016-03-10
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] SA-AMG法におけるニアカーネルベクトルを用いることによる収束性の改善2016
- Author(s)
  野村直也, 藤井昭宏, 田中輝雄, 中島研吾
- Organizer
  第15回オープンアカデミックセッション，自動チューニング研究会(AT研究会),
- Place of Presentation
  山梨大学、甲府
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Matrix Powers Kernelの反復解法への適用2016
- Author(s)
  野地優希，熊谷洋佑，藤井昭宏，田中輝雄
- Organizer
  情報処理学会第78回全国大会，No.2G-05
- Place of Presentation
  慶応大学
- Year and Date
  2016-03-10
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] 通信削減Jacobi法を前処理とした共役勾配法の性能評価2016
- Author(s)
  熊谷洋佑，野地優希，藤井昭宏，田中輝雄，須田礼仁
- Organizer
  ハイパフォーマンスコンピューティング研究発表会
- Place of Presentation
  道後温泉（愛媛県松山市）
- Year and Date
  2016-03-01
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] 複数性能パラメタ空間を線形探索する標本点逐次追加型性能パラメタ推定法2016
- Author(s)
  望月大義, 藤井昭宏, 田中輝雄
- Organizer
  日本応用数理学会2016年度年会(JSIAM2016)
- Place of Presentation
  北九州
- Year and Date
  2016-09-12
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] Performance Analysis of SA-AMG Method by Setting Extracted Near-kernel Vectors2016
- Author(s)
  Naoya Nomura, Akihiro Fujii, Teruo Tanaka, Kengo Nakajima and Osni Marques
- Organizer
  12th International Meeting on High Performance Computing for Computational Science(VECPAR2016)
- Place of Presentation
  Porto, Portugal
- Year and Date
  2016-06-28
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Matrix Powers Kernelの反復解法への適用2016
- Author(s)
  野地優希，熊谷洋佑，藤井昭宏，田中輝雄
- Organizer
  情報処理学会第78回全国大会
- Place of Presentation
  慶応大学（神奈川県横浜市）
- Year and Date
  2016-03-10
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] Xev-GMP: Automatic Code Generation for High-Precision Numerical Simulation, PoXev-GMP: Automatic Code Generation for High-Precision Numerical Simulation, Poster2016
- Author(s)
  Masaki Suwa, Toshiaki Hishinuma, Akihiro Fujii, Teruo Tanaka, Shoichi Hirasawa
- Organizer
  ITBL booth, Super Computing 2016
- Place of Presentation
  ソルトレークシティ、アメリカ
- Year and Date
  2016-11-14
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] Algebraic multigrid method with multiple near-kernel vector2016
- Author(s)
  藤井昭宏, 野村直也, 田中輝雄
- Organizer
  現象解明に向けた数値解析学の新展開 Ⅱ
- Place of Presentation
  京都大学（京都府京都市）
- Year and Date
  2016-10-19
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] Algebraic multigrid method with multiple near-kernel vector2016
- Author(s)
  藤井昭宏, 野村直也, 田中輝雄
- Organizer
  現象解明に向けた数値解析学の新展開 Ⅱ, 京都大学数理解析研究所, 京都
- Place of Presentation
  京都大学数理解析研究所, 京都
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Xev-GMP: Automatic code generation for GMP multiple-precision code from C code2016
- Author(s)
  Toshiaki Hishinuma, Takuma Sakakibara, Akihiro Fujii, Teruo Tanaka, Shoichi Hirasawa
- Organizer
  19th IEEE International Conference on Computational Science and Engineering (CSE 2016)
- Place of Presentation
  パリ、フランス
- Year and Date
  2016-08-24
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] Coarse grid aggregation for SA-AMG method with multiple kernel vectors2016
- Author(s)
  Akihiro Fujii, Naoya Nomura, Teruo Tanaka, Kengo Nakajima, Osni Marques
- Organizer
  SIAM conference on Parallel Processing for Scientific Computing
- Place of Presentation
  パリ（フランス）
- Year and Date
  2016-04-12
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] 複数性能パラメタ空間における実行時AT機構2016
- Author(s)
  田中輝雄, 望月大義, 村田陸, 藤井昭宏
- Organizer
  2016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
- Place of Presentation
  東北大学（宮城県仙台市）
- Year and Date
  2016-06-06
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] 通信削減Jacobi法を前処理とした共役勾配法の性能評価2016
- Author(s)
  熊谷洋佑，野地優希，藤井昭宏，田中輝雄，須田礼仁
- Organizer
  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研究会Vol.2016-HPC-153，No.3
- Place of Presentation
  松山
- Year and Date
  2016-03-01
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] 時間方向のマルチグリッド法の有効性の評価2016
- Author(s)
  金子重郎, 田口悠太, 藤井昭宏, 田中輝雄
- Organizer
  計算工学講演会, No.F-1-3, 新潟
- Place of Presentation
  新潟
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Performance Analysis of the Chebyshev Basis Conjugate Gradient Method on the K Computer2015
- Author(s)
  Yosuke Kumagai, Akihiro Fujii, Teruo Tanaka, Yusuke Hirota, Takeshi;Fukaya, Toshiyuki Imamura, Reiji Suda
- Organizer
  11th International Conference on Parallel Processing and Applied Mathematics (PPAM2015)
- Place of Presentation
  クラクフ（ポーランド）
- Year and Date
  2015-09-06
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] Enhancement of Functionality of ppOpen-AT with d-Spline based Incremental Performance Parameter Estimation2015
- Author(s)
  Teruo Tanaka, Riku murata, Akihiro Fujii, and Takahiro Katagiri
- Organizer
  International Workshop on Software for Peta-Scale Numerical Simulation(SPNS 2015)
- Place of Presentation
  東京大学
- Year and Date
  2015-12-03
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] 多次元パラメタ空間に向けた標本点逐次追加型性能パラメタ推定法の拡張2015
- Author(s)
  村田陸，藤井昭宏，田中輝雄，片桐孝洋
- Organizer
  第12回AT研究会オープンアカデミックセッション
- Place of Presentation
  山梨大学（山梨県甲府市）
- Year and Date
  2015-10-19
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] 代数的多重格子法の粗格子集約パラメタの最適化2015
- Author(s)
  藤井昭宏, 野村卓矢, 田中輝雄
- Organizer
  OS15: エクサスケールに向けた自動チューニング技術の最新研究動向, 第20回計算工学講演会
- Place of Presentation
  つくば国際会議場
- Year and Date
  2015-06-08
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] DD-AVX: Library of high-precision operations accelerated by AVX2015
- Author(s)
  Toshiaki Hishinuma, Teruo Tanaka, Akihiro Fujii, and Hidehiko Hasegawa
- Organizer
  Supercomputing 2015 (SC15), ITBL Booth
- Place of Presentation
  アトランタ（米国）
- Year and Date
  2015-11-15
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] Incremental Performance Parameter Estimation Method for Multi-dimensional Auto-tuning, poster2015
- Author(s)
  Riku Murata, Akihiro Fujii, Teruo Tanaka, Takahiro Katagiri
- Organizer
  Supercomputing 2015 (SC15), ITBL Booth
- Place of Presentation
  アトランタ（米国）
- Year and Date
  2015-11-15
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] 京・FX10におけるChebyshev基底共役勾配法の性能分析2015
- Author(s)
  熊谷洋佑，藤井昭宏，田中輝雄，廣田悠輔，深谷猛，今村俊幸，須田礼仁
- Organizer
  第12回AT研究会オープンアカデミックセッション
- Place of Presentation
  山梨大学（山梨県甲府市）
- Year and Date
  2015-10-19
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] Performance Analysis of the Chebyshev Basis Conjugate Gradient Method on the K Computer2015
- Author(s)
  Yosuke Kumagai, Akihiro Fujii, Teruo Tanaka, Yusuke Hirota, Takeshi Fukaya, Toshiyuki Imamura, and Reiji Suda
- Organizer
  11th International Conference on Parallel Processing and AppliedMathematics (PPAM2015)
- Place of Presentation
  クラコフ（ポーランド）
- Year and Date
  2015-09-06
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] 京・FX10における倍々精度演算の高速化2015
- Author(s)
  佐々木信一, 菱沼利彰, 藤井昭宏, 田中輝雄, 椋木大地, 今村俊幸
- Organizer
  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研究会vol.2015-HPC-152, No.6
- Place of Presentation
  沖縄
- Year and Date
  2015-09-30
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] Enhancement of Incremental Performance Parameter Estimation on ppOpen-AT2015
- Author(s)
  Riku Murata, Jun Irie, Akihiro Fujii, Teruo Tanaka and Takahiro Katagiri
- Organizer
  Auto-Tuning for Multicore and GPU (ATMG-15) In Conjunction with the IEEE 9th International Symposium on Embedded Multicore/Many-core Systems-on-Chip (MCSoC-15)
- Place of Presentation
  トリノ（イタリア）
- Year and Date
  2015-09-23
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] Fast Computation of DD-SpMV in BCRS and SELL-C-σ format on Many Integrated Core Architecture, poster2015
- Author(s)
  Shin'ichi Sasaki, Toshiaki Hishinuma, Akihiro Fujii, Teruo Tanaka
- Organizer
  Supercomputing 2015 (SC15), ITBL Booth
- Place of Presentation
  アトランタ（米国）
- Year and Date
  2015-11-15
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] 二次元パラメタ空間への標本点逐次追加型性能パラメタ推定法の拡張2015
- Author(s)
  村田陸, 入江純, 藤井昭宏, 田中輝雄, 片桐孝洋
- 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-15H02708
[Presentation] 代数的マルチグリッド法のパラメタ探索空間について2015
- Author(s)
  藤井昭宏，野村直也，田中輝雄
- Organizer
  第7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(ATTA2015)
- Place of Presentation
  東京大学山上会館
- Year and Date
  2015-12-25
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] GMPライブラリを用いた任意多倍長プログラムへ自動変換機構の提案2015
- Author(s)
  榊原巧磨, 佐々木信一, 菱沼利彰, 藤井昭宏, 田中輝雄, 平澤将一
- Organizer
  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研究会vol.2015-HPC-152, No.6
- Place of Presentation
  札幌
- Year and Date
  2015-12-16
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] SA-AMG法における粗格子領域集約と性能分析2015
- Author(s)
  野村直也, 野村卓矢, 藤井昭宏, 田中輝雄
- Organizer
  ハイパフォーマンスコンピューティング研究発表会
- Place of Presentation
  工学院大学（東京都新宿区）
- Year and Date
  2015-06-26
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] Reduction of Redundant Computation of Matrix Powers Kernel in Shared Memory Environment2015
- Author(s)
  Shota Kuroda, Akihiro Fujii,Teruo Tanaka
- Organizer
  Supercomputing 2015 (SC15), ITBL Booth
- Place of Presentation
  アトランタ（米国）
- Year and Date
  2015-11-15
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] 代数的多重格子法の粗格子集約パラメタの最適化2015
- Author(s)
  藤井昭宏, 野村卓矢, 田中輝雄
- Organizer
  第20回計算工学講演会
- Place of Presentation
  つくば国際会議場（茨城県つくば市）
- Year and Date
  2015-06-08
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] Preliminary Evaluation of Surrogate-Assisted Tuning Method for Software Auto-Tuning, poster2015
- Author(s)
  Riku Murata, Akihiro Fujii, Teruo Tanaka, Takahiro Katagiri
- Organizer
  International Workshop on Software for Peta-Scale Numerical Simulation(SPNS 2015)
- Place of Presentation
  東京大学
- Year and Date
  2015-12-03
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] 二次元パラメタ空間への標本点逐次追加型性能パラメタ推定法の拡張2015
- Author(s)
  村田陸, 入江純, 藤井昭宏, 田中輝雄, 片桐孝洋
- Organizer
  日本応用数理学会2015年度年会
- Place of Presentation
  金沢大学
- Year and Date
  2015-09-09
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] 多次元パラメタ空間に向けた標本点逐次追加型性能パラメタ推定法の拡張2015
- Author(s)
  村田陸，藤井昭宏，田中輝雄，片桐孝洋
- Organizer
  AT研究会オープンアカデミックセッション(ATOS12)
- Place of Presentation
  山梨大学
- Year and Date
  2015-09-19
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] 代数的マルチグリッド法のパラメタ探索空間について2015
- Author(s)
  藤井昭宏，野村直也，田中輝雄
- Organizer
  第7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
- Place of Presentation
  東京大学（東京都文京区）
- Year and Date
  2015-12-25
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] Performance Analysis of the Chebyshev Basis Conjugate Gradient Method on the K Computer2015
- Author(s)
  Yosuke Kumagai, Akihiro Fujii, Teruo Tanaka, Yusuke Hirota, Takeshi Fukaya, Toshiyuki Imamura, and Reiji Suda
- Organizer
  11th International Conference on Parallel Processing and AppliedMathematics (PPAM2015)
- Place of Presentation
  Krakow, Poland
- Year and Date
  2015-09-06
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] 京・FX10におけるChebyshev基底共役勾配法の性能分析2015
- Author(s)
  熊谷洋佑，藤井昭宏，田中輝雄，廣田悠輔，深谷猛，今村俊幸，須田礼仁
- Organizer
  第12回AT研究会オープンアカデミックセッション(ATOS12)
- Place of Presentation
  山梨大学甲府キャンパス
- Year and Date
  2015-10-19
- Data Source
  KAKENHI-PROJECT-15K15998
[Presentation] Preliminary Evaluation of Surrogate-Assisted Tuning Method for Software Auto-Tuning2015
- Author(s)
  Riku Murata, Akihiro Fujii, Teruo Tanaka, Takahiro Katagiri
- Organizer
  International Workshop on Software for Peta-Scale Numerical Simulation(SPNS 2015)
- Place of Presentation
  東京大学（東京都文京区）
- Year and Date
  2015-12-03
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] AVXを用いた倍々精度疎行列ベクトル積の高速化2014
- Author(s)
  菱沼利彰, 藤井昭宏,長谷川秀彦, 田中輝雄
- Organizer
  第4回多倍長精度計算フォーラム
- Place of Presentation
  東京　工学院大学
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] ABICを用いたデータのあてはめの二相問題への適用2014
- Author(s)
  田中亮平, 村田陸,坂本真貴人藤井昭宏, 田中輝雄
- Organizer
  情報処理学会全国大会
- Place of Presentation
  東京　東京電機大学
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] Fast computation of double precision sparse matrix in BCRS and DD vector product using AVX22014
- Author(s)
  Toshiaki Hishinuma, Akihiro Fujii, Teruo Tanaka, and Hidehiko Hasegawa
- Organizer
  11th International Meeting High Performance Computing for Computational Science(VECPAR)
- Place of Presentation
  アメリカ　ユージーン
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] 情報量基準ABICによるデータの当てはめの制約条件付き問題への適用2014
- Author(s)
  村田陸,田中亮平,坂本真貴人藤井昭宏, 田中輝雄
- Organizer
  情報処理学会HPC研究発表会，Vol.2013-HPC-143
- Place of Presentation
  石川県和倉
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] Modified Multi Color Based AMG Method on Multiple GPUs2013
- Author(s)
  Kosuke Takahashi, Akihiro Fujii, Teruo Tanaka
- Organizer
  The 11th International Symposium on Advanced Technology
- Year and Date
  2013-10-30
- Data Source
  KAKENHI-PROJECT-24650014
[Presentation] Online Auto-Tuning Technique for Algebraic Multi-Grid Solver2013
- Author(s)
  Akihiro Fujii, Teruo Tanaka
- Organizer
  2013 Conference on Advanced Topics and Auto Tuning in High Performance Scientific Computing
- Place of Presentation
  台湾，台北
- Invited
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] AVX Acceleration of DD Arithmetic between a Sparse Matrix and Vector2013
- Author(s)
  Toshiaki Hishinuma, Akihiro Fujii, Teruo Tanaka, and Hidehiko Hasegawa
- Organizer
  10th International Conference on Parallel Processing and Applied Mathematics　(PPAM2013)
- Place of Presentation
  ポーランド，ワルシャワ
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] Online Auto-tuning Technique of AMG Solver for Fluid Analysis2013
- Author(s)
  Akihiro Fujii
- Organizer
  The 11th International Symposium on Advanced Technology
- Place of Presentation
  Kogakuin University
- Data Source
  KAKENHI-PROJECT-24650014
[Presentation] 流体解析を対象としたAMGライブラリの自動チューニング技術2013
- Author(s)
  藤井昭宏、中村修
- Organizer
  計算工学講演会
- Place of Presentation
  京都教育文化センター
- Data Source
  KAKENHI-PROJECT-24650014
[Presentation] Online Auto-Tuning Technique for Algebraic Multi-Grid Solver2013
- Author(s)
  Akihiro Fujii, Teruo Tanaka
- Organizer
  Conference on Advanced Topics and Auto Tuning in High Performance Scientific Computing
- Place of Presentation
  National Tiwan University
- Data Source
  KAKENHI-PROJECT-24650014
[Presentation] 流体解析を対象としたAMGライブラリの自動チューニング技術2013
- Author(s)
  藤井昭宏,中村修
- Organizer
  計算工学講演会
- Year and Date
  2013-05-30
- Data Source
  KAKENHI-PROJECT-24650014
[Presentation] Online Auto-Tuning Technique for Algebraic Multi-Grid Solver2013
- Author(s)
  Akihiro Fujii, Teruo Tanaka
- Organizer
  Conference on Advanced Topics and Auto Tuning in HighPerformance Scientific Computing
- Data Source
  KAKENHI-PROJECT-24650014
[Presentation] APU上の混合精度AMG法2013
- Author(s)
  住吉優希, 長岡駿希, 藤井昭宏, 額田彰, 田中輝雄
- Organizer
  情報処理学会HPC研究発表会，Vol.2013-HPC-141，No.17
- Place of Presentation
  沖縄県那覇
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] GPUのダイレクト通信を用いたAMG法2012
- Author(s)
  高橋光佑, 藤井昭宏, 田中輝雄
- Organizer
  情報処理学会第137回 HPC 研究会
- Place of Presentation
  札幌，北海道大学
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] GPU上でのAMG法におけるChebyshev多項式緩和法2012
- Author(s)
  荒谷祐紀, 藤井昭宏, 田中輝雄
- Organizer
  情報処理学会第137回 HPC 研究会
- Place of Presentation
  札幌，北海道大学
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] Automatic Tuning AMG Library for Fluid Analysis Applications2012
- Author(s)
  Akihiro Fujii, Osamu Nakamura
- Organizer
  SIAM Conference on Parallel Processing
- Place of Presentation
  米国・サヴァンナ
- Year and Date
  2012-02-15
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] 流体解析を対象とした自動チューニング機能付AMGライブラリ2011
- Author(s)
  藤井昭宏, 中村修
- Organizer
  日本応用数理学会2011年度年会
- Place of Presentation
  京都市上京区
- Year and Date
  2011-09-15
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] Timing Performance Surrogates in Auto-Tuning for Qualitative and Quantitative Factors abstract CP16 Performance Optimization
- Author(s)
  Jiahong Chen, Ray-Bing Chen, Akihiro Fujii, Reiji Suda, Weichung Wang
- Organizer
  SIAM PP14
- Place of Presentation
  オレゴン州ポートランド（米国）
- Year and Date
  2014-02-18 – 2014-02-21
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] Modified Multi Color Based AMG Method on Multiple GPUs
- Author(s)
  Kosuke Takahashi, Akihiro Fujii, Teruo Tanaka
- Organizer
  The 11th International Symposium on Advanced Technology
- Place of Presentation
  東京，工学院大学
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] 超高並列環境での通信削減を目的としたChebyshev基底共役勾配法の特性評価
- Author(s)
  熊谷洋佑, 藤井昭宏, 田中輝雄, 須田礼仁
- Organizer
  SWoPP2014, 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研究報告, Vol.2014-HPC-145
- Place of Presentation
  新潟
- Year and Date
  2014-07-29 – 2014-07-30
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] Xevolverを用いたGMPコードへの自動変換機能の実装
- Author(s)
  丸地賢, 佐々木信一, 菱沼利彰, 藤井昭宏, 田中輝雄, 平澤将一
- Organizer
  情報処理学会第77回全国大会, No.J-4
- Place of Presentation
  京都　京大
- Year and Date
  2015-03-17 – 2015-03-19
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] ハイブリッド並列によるChebychev基底共役勾配法の性能評価
- Author(s)
  野村直也, 熊谷洋佑, 藤井昭宏
- Organizer
  情報処理学会第77回全国大会, No.2J-1
- Place of Presentation
  京都　京大
- Year and Date
  2015-03-17 – 2015-03-19
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] 共有メモリ環境におけるMatrix Powers Kernelの評価
- Author(s)
  黒田勝汰, 藤井昭宏, 田中輝雄
- Organizer
  情報処理学会第77回全国大会, No.2J-2
- Place of Presentation
  京都　京大
- Year and Date
  2015-03-17 – 2015-03-19
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] スーパコンピュータ京における倍々精度演算の高速化
- Author(s)
  佐々木信一, 藤井昭宏, 田中輝雄, 椋木大地, 今村俊幸
- Organizer
  Annual Meeting on Advanced Computing System and Infrastructure (ACSI2015)
- Place of Presentation
  筑波
- Year and Date
  2015-01-27 – 2015-01-28
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] Matrix Powers Kernel の共有メモリ環境への適用におけるMulticolor ordering による重複計算の軽減
- Author(s)
  黒田勝汰, 藤井昭宏, 田中輝雄
- 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発表会, Vol.2015-HPC-148
- Place of Presentation
  別府
- Year and Date
  2015-03-02 – 2015-03-03
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] Online Auto-tuning Technique of AMG Solver for Fluid Analysis
- Author(s)
  Akihiro Fujii
- Organizer
  The 11th International Symposium on Advanced Technology
- Place of Presentation
  東京，工学院大学
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] Fast computation of double precision sparse matrix in BCRS and DD vector product using AVX2
- Author(s)
  Toshiaki Hishinuma, Akihiro Fujii, Teruo Tanaka, and Hidehiko Hasegawa
- Organizer
  11th International Meeting HighPerformance Computing for Computional Science (VECPAR2014)
- Place of Presentation
  Eugene,Oregon, USA
- Year and Date
  2014-07-01 – 2014-07-03
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] Many Integrated Core architecture における倍々精度疎行列ベクトル積
- Author(s)
  佐々木信一, 菱沼利彰, 藤井昭宏, 田中輝雄
- Organizer
  SWoPP2014, 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研究報告, vol.2014-HPC-145
- Place of Presentation
  新潟
- Year and Date
  2014-07-29 – 2014-07-30
- Data Source
  KAKENHI-PROJECT-25330144
[Presentation] AVX2を用いた倍々精度反復解法の高速化
- Author(s)
  菱沼利彰, 藤井昭宏, 田中輝雄, 長谷川秀彦
- 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発表会, Vol.2015-HPC-148
- Place of Presentation
  別府
- Year and Date
  2015-03-02 – 2015-03-03
- Data Source
  KAKENHI-PROJECT-25330144

1. SUDA Reiji (40251392)

# of Collaborated Projects: 2 results

# of Collaborated Products: 6 results
2. YAMAMOTO Yusaku (20362288)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
3. YOSHIZOE Kazuki (80449115)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
4. KATAGIRI Takahiro (40345434)

# of Collaborated Projects: 2 results

# of Collaborated Products: 7 results
5. TANAKA Teruo (90622837)

# of Collaborated Projects: 2 results

# of Collaborated Products: 66 results
6. SATO Hiroyuki (20225999)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
7. IMAMURA Toshiyuki (60361838)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
8. NUKADA Akira (40545688)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
9. 鴨志田良和 (10509805)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
10. 長谷川秀彦 (20164824)

# of Collaborated Projects: 1 results

# of Collaborated Products: 7 results
11. 岩下武史 (30324685)

# of Collaborated Projects: 1 results

# of Collaborated Products: 2 results
12. YUBA Toshitsugu

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
13. YASUGI Masahiro

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
14. OSAWA Noritaka

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
15. 深谷猛

# of Collaborated Projects: 0 results

# of Collaborated Products: 1 results

Fujii Akihiro 藤井 昭宏

藤井 昭宏 フジイ アキヒロ

FUJII Akihiro 藤井 昭宏

Research Projects

Research Products

Co-Researchers

Overdamped Langevin方程式向けの時間積分並列化手法Principal Investigator

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Algebraic Multigrid method with minimized communicationPrincipal Investigator

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Research on Mathematical Methods and Development of Libraries for Combined and Hierarchical Autotuning

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Acceleration of algebraic multigrid solver on APUPrincipal Investigator

Principal Investigator

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Development of double-double precision iterative method for multi-core processor based on vector operation and communication avoidance

Principal Investigator

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Research on Software Foundations for General Purpose Automatic Tuning Mechanisms

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[Journal Article] Light Weight Coarse Grid Aggregation for Smoothed Aggregation Algebraic Multigrid Solver2024

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Journal Title

DOI

Data Source

[Journal Article] Acceleration of Symmetric Sparse Matrix-Vector Product using Improved Hierarchical Diagonal Blocking Format2019

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DOI

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[Journal Article] Algebraic Multigrid Solver Using Coarse Grid Aggregation with Independent Aggregation2018

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DOI

Data Source

[Journal Article] 共役勾配法への種々の通信削減手法の適用と評価2017

Author(s)

Journal Title

NAID

Data Source

[Journal Article] 共役勾配法への種々の通信削減手法の適用と評価2017

Author(s)

Journal Title

NAID

Data Source

[Journal Article] 通信削減Jacobi法を前処理とした共役勾配法の性能評価2016

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[Journal Article] Communication-Avoiding CG Method: New Direction of Krylov Subspace Methods towards Exa-scale Computing2016

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[Journal Article] 時間発展非線形偏微分方程式へのMultigrid Reduction in Timeの適用における特性評価2016

Author(s)

Journal Title

Data Source

[Journal Article] Performance Analysis of the Chebyshev Basis Conjugate Gradient Method on the K Computer2016

Fujii Akihiro 藤井昭宏

藤井昭宏フジイアキヒロ

FUJII Akihiro 藤井昭宏