Yamamoto Yusaku 山本有作

… Alternative Names

Researcher Number	20362288
Other IDs
External Links
Affiliation (Current)	2019: 電気通信大学, 大学院情報理工学研究科, 教授
Affiliation (based on the past Project Information) *help	2016 – 2019: 電気通信大学, 大学院情報理工学研究科, 教授 2017: 国立大学法人電気通信大学, 情報理工学研究科, 教授 2017: 電気通信大学, 情報理工学研究科, 教授 2013 – 2016: 電気通信大学, 情報理工学(系)研究科, 教授 2014: 電気通信大学, 情報理工学研究科, 教授 … More
Review Section/Research Field	Principal Investigator Engineering fundamentals / Computational science / Information science, computer engineering, and related fields / Medium-sized Section 60:Information science, computer engineering, and related fields Except Principal Investigator Science and Engineering / Computer system/Network / Engineering fundamentals / High performance computing / General mathematics (including Probability theory/Statistical mathematics) / Mathematical Sciences in Search of New Cooperation / Foundations of mathematics/Applied mathematics
Keywords	Principal Investigator 並列計算 / 固有値問題 / 固有値計算 / 数値計算 / 線形計算 / 連立1次方程式解法 / 行列計算 / オプション / 価格評価 / 高速ガウス変換 … More Except Principal Investigator 自動チューニング / 実験計画 / 数理工学 / ハイパフォーマンスコンピューティング / 行列計算 / 可積分系 / アルゴリズム / 情報爆発 / 統計科学 / 最適化 / 性能モデル / 逐次実験計画 / 性能評価 / 線形方程式 / 高速解法 / 計算科学 / 特異値分解 / GPGPU / 応用数学 / ロトカ・ボルテラ系 / 漸近解析 / 固有値問題 / シミュレーション / 高性能計算 / 固有値解法 / Bayes統計 / 機械学習 / 行列計算アルゴリズム / 逐次統計 / 反復法 / 計算サーバ / クリロフ部分空間法 / 数理工学(数理的解析・計画・設計・最適化) / マルチコアプロセッサ / 特異値計算 / 原点シフト戦略 / 並列計算 / ライブラリ / クラウドコンピューティング / ライブラリー / 計算アルゴリズム / ダルブ変換 / グラフィックスプロセッサ / 単精度GPU / 倍精度GPU / GPU / 原点シフト / 行列の対角化 / 離散可積分系 / 行列の固有値分解 / 行列の特異値分解 / ニュートン法 / 誤差解析 / 中心多様体 / フィボナッチ数 / ハングリー可積分系 / 中心多様体理論 / 2次非線形方程式 / 超平面 / 局所解析 / 固有値分解 / ハングリーロトカ・ボルテラ系 / マルチコア / 実行時最適化 / 動的負荷分散 / ハイブリッド並列プログラミングモデル / QR分解 / 固有値計算 / 高性能BLAS / 性能データベース / 計算物理 / 数理物理 / シミュレーション工学 / 計算物質科学 / 超大規模系 / 性能モデリング / 自動チューニング記述言語 / コンパイラ技術 / 軽量化 / 大規模探索 / コンパイラ / ミドルウェア / 性能相関 / 探索アルゴリズム / 最適化コンパイラ / 線形計算 / 離散最適化 / バイオインフォマティクス / P2P コンピューティング / グリッドコンピューティング / 並列処理 / 分散処理 / オーバーレイ・ネットワーク / 大容量データ処理 / P2Pコンピューティング / P2P computing / Grid computing / Parallel porocessing / distributed computing / over-lay network / large-canacity computing / 数値解析 / 有機エレクトロニクス / 構造保存解法 / 電子状態計算 / 数値計算 / 物性 / 行列の相似変形 / dLVsアルゴリズム / 分割型ツイスト分解法 / 離散ハングリー可積分系 / 行列の帯構造 / フィボナッチ数列 / 逆固有値問題 / min-plus固有多項式 / M-行列 / Cyclic Reduction法 / MR3法 / Block cyclic reduction法 / 力学系 / 相似変形 / 行列の固有値 / 病理モデル / リーシンメトリー / Stride Reduction法 / 代数方程式 / Cyclic Reduction / Stride Reduction / 漸近展開 / 複合的自動チューニング / ベイズ統計 / 線形モデル / 相関モデル / モデルフィッティング / コード生成 / D-spline / 探索 / 性能モデル化 / d-spline / 代数的多重格子法 / モンテカルロ木探索 / 三角行列積 / ベイズモデル / ATMathCoreLib / CBCG法 / AMG / 並列探索 / 数値制約充足問題 / 非同期 / 省通信・省同期 / メニイコア / 分割統治法 / 時空間タイリング / 時間方向並列 / 非同期アルゴリズム / 通信回避 / 超メニイコア / スレッド数自動調整 / ハイパフォーマンス・コンピューティング / 通信回避や非同期性 / スケーラブル / 通信同期回避 / 時間方向離散 / 異粒度数値カーネル Less

高いスケーリング性能と高精度性を併せ持つ次世代固有値・特異値分解ライブラリの開発Principal InvestigatorOngoing
- Principal Investigator
  
  山本有作
- Project Period (FY)
  2019 – 2022
- Research Category
  
  Fund for the Promotion of Joint International Research (Fostering Joint International Research (B))
- Review Section
  
  Medium-sized Section 60:Information science, computer engineering, and related fields
- Research Institution
  The University of Electro-Communications
非直交変換に基づく高速・高精度・安定な行列計算アルゴリズムの設計手法の確立Principal InvestigatorOngoing
- Principal Investigator
  
  山本有作
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Challenging Research (Exploratory)
- Research Field
  
  Information science, computer engineering, and related fields
- Research Institution
  The University of Electro-Communications
強スケーリング性能を指向した計算物理向け超並列行列計算ライブラリの開発Principal InvestigatorOngoing
- Principal Investigator
  
  山本有作
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Computational science
- Research Institution
  The University of Electro-Communications
Innovative design of electronics material based on identifying and preserving mathematical structures
- Principal Investigator
  
  松尾宇泰
- Project Period (FY)
  2016 – 2018
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Mathematical Sciences in Search of New Cooperation
- Research Institution
  The University of Tokyo
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
Theory and Application of Scalable Numerical Software on an O(100M) core environment
- Principal Investigator
  
  IMAMURA Toshiyuki
- Project Period (FY)
  2015 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  High performance computing
- Research Institution
  Institute of Physical and Chemical Research
An extended linear algebra library for electronic structure calculation and its optimization for many-core processorsPrincipal Investigator
- Principal Investigator
  
  Yamamoto Yusaku
- Project Period (FY)
  2014 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Computational science
- Research Institution
  The University of Electro-Communications
New developments of matrix similarity transformations derived from integrable systems
- Principal Investigator
  
  Iwasaki Masashi
- Project Period (FY)
  2014 – 2016
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Foundations of mathematics/Applied mathematics
- Research Institution
  Kyoto Prefectural 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
Fast solution for ultra-large scale systems as a basis of computational materials science
- Principal Investigator
  
  ZHANG Shao-Liang
- Project Period (FY)
  2010 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research on Innovative Areas (Research in a proposed research area)
- Review Section
  
  Science and Engineering
- Research Institution
  Nagoya University
Adaptive Auto-tuning Technology Aiming Complex Multicore and Multiprocessor Environments
- Principal Investigator
  
  IMAMURA Toshiyuki
- Project Period (FY)
  2009 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Computer system/Network
- Research Institution
  The University of Electro-Communications
Fast and accurate eigenvalue solver for many-core processorsPrincipal Investigator
- Principal Investigator
  
  YAMAMOTO Yusaku
- Project Period (FY)
  2009 – 2012
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Engineering fundamentals
- Research Institution
  Kobe University
Development of Innovative Library for Singular Value Decomposition Suited to Multi-Core Processors
- Principal Investigator
  
  NAKAMURA Yoshimasa
- Project Period (FY)
  2008 – 2011
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Engineering fundamentals
- Research Institution
  Kyoto University
Research for new algorithms by integrable system approach
- Principal Investigator
  
  IWASAKI Masashi
- Project Period (FY)
  2008 – 2010
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  General mathematics (including Probability theory/Statistical mathematics)
- Research Institution
  Kyoto Prefectural University
情報爆発時代のロバストな自動チューニングシステムに向けた数理的基盤技術の研究
- Principal Investigator
  
  須田礼仁
- Project Period (FY)
  2007 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  The University of Tokyo
A study on fast solvers for large linear systems in the field of scientific computations
- Principal Investigator
  
  ZHANG Shao-Liang
- Project Period (FY)
  2007 – 2010
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Engineering fundamentals
- Research Institution
  Nagoya University
情報爆発時代のロバストな自動チューニングソフトウェアに向けた数理的基盤技術の研究
- Principal Investigator
  
  SUDA Reiji
- Project Period (FY)
  2006
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  The University of Tokyo
Extension of option pricing algorithms based on the fast multipole methods to advanced and non-financial derivativesPrincipal Investigator
- Principal Investigator
  
  YAMAMOTO Yusaku
- Project Period (FY)
  2006 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  Engineering fundamentals
- Research Institution
  Nagoya University
Study on large-scale scalable P2P grid infrastructure for large-capacity distributed computing
- Principal Investigator
  
  SATO Mitsuhisa
- Project Period (FY)
  2005 – 2007
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Computer system/Network
- Research Institution
  University of Tsukuba
高速多重極子展開法を用いた派生証券の高速価格計算手法に関する研究Principal Investigator
- Principal Investigator
  
  山本有作
- Project Period (FY)
  2004 – 2005
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Engineering fundamentals
- Research Institution
  Nagoya University

[Book] Numerical methods for large scale electronic state calculation on supercomputer, in '21st Century Nanoscience - A Handbook' (K. Sattler, Ed.)2019
- Author(s)
  Takeo Hoshi, Yusaku Yamamoto, Tomohiro Sogabe, Kohei Shimamura,　Fuyuki Shimojo, Aiichiro Nakano, Rajiv Kalia, Priya Vashishta
- Publisher
  Taylor&Francis (CRC Press)
- Data Source
  KAKENHI-PROJECT-17H02828
[Book] Eigenvalue Problems: Algorithms, Software and Applications in Petascale Computing2018
- Author(s)
  Yusaku Yamamoto
- Publisher
  Springer
- ISBN
  9783319624266
- Data Source
  KAKENHI-PROJECT-26286087
[Book] Eigenvalue Problems: Algorithms, Software and Applications in Petascale Computing2018
- Author(s)
  Yusaku Yamamoto
- Publisher
  Springer
- ISBN
  9783319624266
- Data Source
  KAKENHI-PROJECT-17H02828
[Book] Eigenvalue Problems: Algorithms, Software and Applications in Petascale Computing2018
- Author(s)
  Yusaku Yamamoto
- Publisher
  Springer
- ISBN
  9783319624266
- Data Source
  KAKENHI-PROJECT-17K19966
[Book] 「並列数値処理」(金田康正編著)第5章「高速フーリエ変換」2010
- Author(s)
  山本有作
- Total Pages
  272
- Publisher
  コロナ社
- Data Source
  KAKENHI-PROJECT-21560065
[Book] 高速フーリエ変換 (金田康正編著: 並列数値処理, 第5 章)2010
- Author(s)
  山本有作
- Publisher
  コロナ社
- Data Source
  KAKENHI-PROJECT-21560065
[Book] Software Automatic Tuning : From Concepts to the State-of-the-Art Results", Chapter 5, "Dynamic Programming Approaches to Optimizing the Blocking Strategy for Basic Matrix Decompositions"(K.Naono, K.Teranishi, J.Cavazos and R.Suda (eds.))"2010
- Author(s)
  Y.Yamamoto, T.Fukaya
- Total Pages
  240
- Publisher
  Springer
- Data Source
  KAKENHI-PROJECT-20246027
[Book] Dynamic Programming Approach to Optimizing the Blocking Strategy for Basic Matrix Decompositions, (Ken Naono et al. (eds): Software Automatic Tuning - From Concepts to State-of-the-Art Results, Chapter 5)2010
- Author(s)
  Yusaku Yamamoto and Takeshi Fukaya
- Publisher
  Springer
- Data Source
  KAKENHI-PROJECT-21560065
[Book] 「並列数値処理」第6章「高速フーリエ変換」金田康正(編著)2010
- Author(s)
  山本有作
- Total Pages
  272
- Publisher
  コロナ社
- Data Source
  KAKENHI-PROJECT-20246027
[Journal Article] Efficient Ｉmplementations of the Ｍodified　Gram-Schmidt Orthogonalization with a Non-standard Inner Product2019
- Author(s)
  Akira Imakura・Yusaku Yamamoto
- Journal Title
  
  Japan Journal of Industrial and Applied Mathematics
  
  Volume: to appear
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K19966
[Journal Article] 荻田・相島の固有ベクトル反復改良法に基づく実対称行列の固有値分解追跡手法2019
- Author(s)
  白間久瑠美・工藤周平・山本有作
- Journal Title
  
  日本応用数理学会論文誌
  
  Volume: 29 Pages: 78-120
- NAID
  130007618979
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K19966
[Journal Article] A Middleware for Parallel Generalized Eigenvalue Solvers to Attain High Scalability and Usability2019
- Author(s)
  Kazuyuki Tanaka・Hiroto Imachi・Tomoya Fukumoto・Akiyoshi Kuwata・Yuki Harada・Takeshi Fukaya・Yusaku Yamamoto・Takeo Hoshi
- Journal Title
  
  Japan Journal of Industrial and Applied Mathematics
  
  Volume: to appear
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H02828
[Journal Article] On using the shifted minimal residual method for quantum-mechanical wave packet simulation2019
- Author(s)
  Hiroaki Seito・Takeo Hoshi・Yusaku Yamamoto
- Journal Title
  
  JSIAM Letters
  
  Volume: 11 Issue: 0 Pages: 13-16
- DOI
  10.14495/jsiaml.11.13
- NAID
  130007607760
- ISSN
  1883-0609, 1883-0617
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K19966, KAKENHI-PROJECT-17H02828, KAKENHI-PROJECT-16KT0016
[Journal Article] 荻田・相島の固有ベクトル反復改良法に基づく実対称行列の固有値分解追跡手法2019
- Author(s)
  白間久瑠美・工藤周平・山本有作
- Journal Title
  
  日本応用数理学会論文誌
  
  Volume: 29 Pages: 78-120
- NAID
  130007618979
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-16KT0016
[Journal Article] Efficient Ｉmplementations of the Ｍodified　Gram-Schmidt Orthogonalization with a Non-standard Inner Product2019
- Author(s)
  Akira Imakura・Yusaku Yamamoto
- Journal Title
  
  Japan Journal of Industrial and Applied Mathematics
  
  Volume: to appear
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17H02828
[Journal Article] A Middleware for Parallel Generalized Eigenvalue Solvers to Attain High Scalability and Usability2019
- Author(s)
  Kazuyuki Tanaka・Hiroto Imachi・Tomoya Fukumoto・Akiyoshi Kuwata・Yuki Harada・Takeshi Fukaya・Yusaku Yamamoto・Takeo Hoshi
- Journal Title
  
  Japan Journal of Industrial and Applied Mathematics
  
  Volume: to appear
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K19966
[Journal Article] Asymptotic Quadratic Convergence of the Two-Sided Serial and Parallel Block-Jacobi SVD Algorithm2019
- Author(s)
  Gabriel Oksa・Yusaku Yamamoto・Martin Becka・Marian Vajtersic
- Journal Title
  
  SIAM Journal on Matrix Analysis and Applications
  
  Volume: to appear
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K19966
[Journal Article] Asymptotic Quadratic Convergence of the Two-Sided Serial and Parallel Block-Jacobi SVD Algorithm2019
- Author(s)
  Gabriel Oksa・Yusaku Yamamoto・Martin Becka・Marian Vajtersic
- Journal Title
  
  SIAM Journal on Matrix Analysis and Applications
  
  Volume: to appear
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02828
[Journal Article] 荻田・相島の固有ベクトル反復改良法に基づく実対称行列の固有値分解追跡手法2019
- Author(s)
  白間久瑠美・工藤周平・山本有作
- Journal Title
  
  日本応用数理学会論文誌
  
  Volume: 29 Pages: 78-120
- NAID
  130007618979
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17H02828
[Journal Article] On Using the Cholesky QR Method in the Full-Blocked One-Sided Jacobi Algorithm2018
- Author(s)
  Shuhei Kudo and Yusaku Yamamoto
- Journal Title
  
  Parallel Processing and Applied Mathematics. PPAM 2017. Lecture Notes in Computer Science
  
  Volume: 10777 Pages: 612-622
- DOI
  10.1007/978-3-319-78024-5_53
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16KT0016, KAKENHI-PROJECT-17K19966, KAKENHI-PROJECT-17H02828, KAKENHI-PROJECT-17J07747
[Journal Article] 緩和型スーパーノードマルチフロンタル法の最適な緩和パラメータについて2018
- Author(s)
  中野智輝，横川三津夫，深谷猛，山本有作
- Journal Title
  
  情報処理学会研究報告
  
  Volume: 2018-HPC-167 Pages: 1-8
- Data Source
  KAKENHI-PROJECT-17H02828
[Journal Article] Solution of a Nonlinear Eigenvalue Problem Using Signed Singular Values2018
- Author(s)
  Ooi Kouhei、Mizuno Yoshinori、Sogabe Tomohiro、Yamamoto Yusaku、Zhang Shao-Liang
- Journal Title
  
  East Asian Journal on Applied Mathematics
  
  Volume: 7 Pages: 799-809
- DOI
  10.4208/eajam.181016.300517c
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16KT0016, KAKENHI-PROJECT-17K19966, KAKENHI-PROJECT-26286087, KAKENHI-PROJECT-15H02708, KAKENHI-PROJECT-17H02828
[Journal Article] Asymptotic Quadratic Convergence of the Parallel Block-Jacobi EVD Algorithm with Dynamic Ordering for Hermitian Matrices2018
- Author(s)
  Gabriel Oksa・Yusaku Yamamoto・Martin Becka・Marian Vajtersic
- Journal Title
  
  BIT Numerical Mathematics
  
  Volume: 58 Pages: 1099-1123
- DOI
  10.1007/s10543-018-0711-3
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K19966, KAKENHI-PROJECT-17H02828, KAKENHI-PROJECT-16KT0016
[Journal Article] Performance of the parallel block Jacobi method with dynamic ordering for the symmetric eigenvalue problem2018
- Author(s)
  Shuhei Kudo, Kousuke Yasuda and Yusaku Yamamoto
- Journal Title
  
  JSIAM Letters
  
  Volume: 10 Issue: 0 Pages: 41-44
- DOI
  10.14495/jsiaml.10.41
- NAID
  130007432998
- ISSN
  1883-0609, 1883-0617
- Language
  English
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-17K19966, KAKENHI-PROJECT-17H02828, KAKENHI-PROJECT-16KT0016
[Journal Article] Probabilistic analysis of an estimator for the Frobenius norm of a matrix product2017
- Author(s)
  Yusaku Yamamoto and Shuhei Kudo
- Journal Title
  
  JSIAM Letters
  
  Volume: 9 Pages: 9-12
- NAID
  130005243576
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-15H02708
[Journal Article] The danger of combining block red?black ordering with modified incomplete factorizations and its remedy by perturbation or relaxation2017
- Author(s)
  Shioya Akemi、Yamamoto Yusaku
- Journal Title
  
  Japan Journal of Industrial and Applied Mathematics
  
  Volume: 35 Pages: 195-216
- DOI
  10.1007/s13160-017-0277-5
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16KT0016, KAKENHI-PROJECT-17K19966, KAKENHI-PROJECT-26286087, KAKENHI-PROJECT-15H02708, KAKENHI-PROJECT-17H02828
[Journal Article] One-way dissectionオーダリングによる連立一次方程式の直接解法の並列化2017
- Author(s)
  中野智輝, 横川三津夫, 深谷猛, 山本有作
- Journal Title
  
  情報処理学会研究報告ハイパフォーマンスコンピューティング（HPC）
  
  Volume: 2017-HPC-162 Pages: 1-10
- Data Source
  KAKENHI-PROJECT-17H02828
[Journal Article] Asymptotic quadratic convergence of the serial block-Jacobi EVD algorithm for Hermitian matrices2017
- Author(s)
  Gabriel Oksa, Yusaku Yamamoto and Marian Vajtersic
- Journal Title
  
  Numerische Mathematik
  
  Volume: 印刷中
- DOI
  10.1007/s00211-016-0863-5
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708, KAKENHI-PROJECT-26286087
[Journal Article] Performance analysis and optimization of the parallel one-sided block Jacobi SVD algorithm with dynamic ordering and variable blocking2017
- Author(s)
  Shuhei Kudo, Yusaku Yamamoto, Martin Becka and Marian Vajtersic
- Journal Title
  
  Concurrency and Computation: Practice and Experience
  
  Volume: 印刷中
- DOI
  10.1002/cpe.4059
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708, KAKENHI-PROJECT-26286087
[Journal Article] On the optimality and sharpness of Laguerre's lower bound on the smallest eigenvalue of a symmetric positive definite matrix2017
- Author(s)
  Yusaku Yamamoto
- Journal Title
  
  Applications of Mathematics
  
  Volume: 62 Pages: 319-331
- DOI
  10.21136/am.2017.0022-17
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-16KT0016, KAKENHI-PROJECT-17K19966, KAKENHI-PROJECT-26286087, KAKENHI-PROJECT-15H02708, KAKENHI-PROJECT-17H02828
[Journal Article] On constructing cost models for online automatic tuning using ATMathCoreLib2016
- Author(s)
  Seiji Nagashima, Takeshi Fukaya and Yusaku Yamamoto
- Journal Title
  
  Proceedings of the IEEE 10th International Symposium on Embedded Multicore/Many-core Systtems-on-Chip (MCSoC-16)
  
  Volume: -
- DOI
  10.1109/mcsoc.2016.52
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-26286087
[Journal Article] Roundoff error analysis of the CholeskyQR2 algorithm in an oblique inner product2016
- Author(s)
  Y. Yamamoto, Y. Nakatsukasa, Y. Yanagisawa and T. Fukaya
- Journal Title
  
  JSIAM Letters
  
  Volume: 8 Pages: 5-8
- NAID
  130005125235
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-26286087
[Journal Article] Roundoff error analysis of the CholeskyQR2 algorithm in an oblique inner product2016
- Author(s)
  Y. Yamamoto, Y. Nakatsukasa, Y. Yanagisawa and T. Fukaya
- Journal Title
  
  JSIAM Letters
  
  Volume: 8 Pages: 5-8
- NAID
  130005125235
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-15H02708
[Journal Article] Performance of the parallel one-sided block Jacobi SVD algorithm on a modern distributed-memory parallel computer2016
- Author(s)
  S. Kudo, Y. Yamamoto, M. Becka and M. Vajtersic
- Journal Title
  
  Lecture Notes in Computer Science
  
  Volume: 9573
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26286087
[Journal Article] Performance of the parallel one-sided block Jacobi SVD algorithm on a modern distributed-memory parallel computer2016
- Author(s)
  S. Kudo, Y. Yamamoto, M. Becka and M. Vajtersic
- Journal Title
  
  Lecture Notes in Computer Science
  
  Volume: 9573
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708
[Journal Article] Xeon PhiにおけるDSYRKの並列化手法と性能解析2016
- Author(s)
  工藤周平, 山本有作
- 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: 15-24
- NAID
  170000148280
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-15H02708
[Journal Article] Implementation details of an extended oqds algorithm for singular values2015
- Author(s)
  S. Araki, K. Kimura, Y. Yamamoto and Y. Nakamura
- Journal Title
  
  JSIAM Letters
  
  Volume: 7 Pages: 9-12
- NAID
  130004953465
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22104004
[Journal Article] Conserved quantities of the integrable discrete hungry systems2015
- Author(s)
  Sonomi Kakizaki, Akiko Fukuda, Yusaku Yamamoto, Masashi Iwasaki, Emiko Ishiwata and Yoshimasa Nakamura
- Journal Title
  
  Disc. Cont. Dyn. Syst. S
  
  Volume: 8 Pages: 889-899
- DOI
  10.3934/dcdss.2015.8.889
- NAID
  120005674655
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26400208
[Journal Article] Eigenvalue computation of totally nonnegative upper Hessenberg matrices based on a variant of the discrete hungry Toda equation2015
- Author(s)
  Ryo Sumikura, Akiko Fukuda, Emiko Ishiwata, Yusaku Yamamoto, Masashi Iwasaki, Yoshimasa Nakamura
- Journal Title
  
  AIP Conf. Proc.
  
  Volume: 1648 Pages: 690006-690006
- DOI
  10.1063/1.4912921
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-24740110, KAKENHI-PROJECT-26400208
[Journal Article] An asymptotic analysis for an integrable variant of the Lotka-Volterra prey-predator model via a determinants expansion technique2015
- Author(s)
  Masato Shinjo, Masashi Iwasaki, Akiko Fukuda, Emiko Ishiwata, Yusaku Yamamoto and Yoshimasa Nakamura
- Journal Title
  
  Cogent Mathematics
  
  Volume: 2 Pages: 1046538-1046538
- DOI
  10.1080/23311835.2015.1046538
- Peer Reviewed / Acknowledgement Compliant / Open Access
- Data Source
  KAKENHI-PROJECT-26400208, KAKENHI-PROJECT-15J00029
[Journal Article] Convergence analysis of the parallel classical block Jacobi method for the symmetric eigenvalue problem2014
- Author(s)
  Y. Yamamoto, L. Zhang and S. Kudo
- Journal Title
  
  JSIAM Letters
  
  Volume: 6 Pages: 57-60
- NAID
  130004713955
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22104004
[Journal Article] Convergence analysis of the parallel classical block Jacobi method for the symmetric eigenvalue problem2014
- Author(s)
  Y. Yamamoto, L. Zhang and S. Kudo
- Journal Title
  
  JSIAM Letters
  
  Volume: 6 Pages: 57-60
- NAID
  130004713955
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-26286087
[Journal Article] Convergence analysis of the parallel classical block Jacobi method for the symmetric eigenvalue problem2014
- Author(s)
  Y. Yamamoto, L. Zhang and S. Kudo
- Journal Title
  
  JSIAM Letters
  
  Volume: 6 Pages: 57-60
- NAID
  130004713955
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-23240005
[Journal Article] A new subtraction-free formula for lower bounds of the minimal singular value of an upper bidiagonal matrix2014
- Author(s)
  T. Yamashita, K. Kimura and Y. Yamamoto
- Journal Title
  
  Numerical Algorithms
  
  Volume: ー Pages: 1-20
- DOI
  10.1007/s11075-014-9931-z
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23240005
[Journal Article] Integrable discrete hungry systems and their related matrix eigenvalues2013
- Author(s)
  A. Fukuda, E. Ishiwata, Y. Yamamoto, M. Iwasaki and Y. Nakamura
- Journal Title
  
  Ann. Mat. Pura Appl.
  
  Volume: 192 Pages: 423-445
- DOI
  10.1007/s10231-011-0231-0
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22104004, KAKENHI-PROJECT-23240005
[Journal Article] On a shifted LR transformation derived from the discrete hungry Toda equation2013
- Author(s)
  A. Fukuda, Y. Yamamoto, M. Iwasaki, E. Ishiwata and Y. Nakamura
- Journal Title
  
  Monatshefte für Mathematik
  
  Volume: 170 Pages: 11-26
- DOI
  10.1007/s00605-012-0404-y
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065, KAKENHI-PLANNED-22104004
[Journal Article] ハングリー型の離散可積分系と非対称行列の固有値計算：可積分アルゴリズムにおける最近の発展2013
- Author(s)
  福田亜希子, 岩崎雅史, 山本有作, 石渡恵美子, 中村佳正
- Journal Title
  
  日本応用数理学会論文誌
  
  Volume: 23 Pages: 109-181
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22104004
[Journal Article] ハングリー型の可積分系と非対称行列の固有値計算 ―可積分アルゴリズムにおける最近の発展―2013
- Author(s)
  福田亜希子, 岩崎雅史, 山本有作, 石渡恵美子, 中村佳正
- Journal Title
  
  日本応用数理学会論文誌
  
  Volume: 23 Pages: 109-181
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23240005
[Journal Article] On a shifted LR transformation derived from the discrete hungry Toda equation2013
- Author(s)
  Akiko Fukuda, Yusaku Yamamoto, Masashi Iwasaki, Emiko Ishiwata and Yoshimasa Nakamura
- Journal Title
  
  Monatshefte Fuer Mathematik
  
  Volume: Vol. 170, No. 1 Pages: 11-26
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] Error analysis for matrix eigenvalue algorithm based on the discrete hungry Toda equation2012
- Author(s)
  A. Fukuda, Y. Yamamoto, M. Iwasaki, E. Ishiwata and Y. Nakamura
- Journal Title
  
  Numerical Algorithms
  
  Volume: 61 Pages: 243-260
- DOI
  10.1007/s11075-012-9606-6
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065, KAKENHI-PROJECT-23240005, KAKENHI-PROJECT-23654032, KAKENHI-PROJECT-24740110, KAKENHI-PLANNED-22104004
[Journal Article] On Some Properties of Discrete Integrable System Derived from Hungry Lotka-Volterra System of Multiplicative Type2012
- Author(s)
  Y. Hama, A. Fukuda, Y. Yamamoto, M. Iwasaki, E. Ishiwata and Y. Nakamura
- Journal Title
  
  Journal of Math-for-Industry
  
  Volume: 4 Pages: 5-15
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23240005
[Journal Article] On some properties of a discrete hungry Lotka-Volterra system of multiplicative type2012
- Author(s)
  Y.Hama, A.Fukuda, Y.Yamamoto, M.Iwasaki, E.Ishiwata, Y.Nakamura
- Journal Title
  
  Journal of Math-for-Industry
  
  Volume: 2012A(掲載確定)
- NAID
  40019493098
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23240005
[Journal Article] An order-n electronic structure theory with generalized eigenvalue equations and its application to a ten-million-atom system2012
- Author(s)
  Takeo Hoshi, Susumu Yamamoto, Takeo Fujiwara, Tomohiro Sogabe, Shao-Liang Zhang
- Journal Title
  
  J. Phys.: Condens. Matter
  
  Volume: 24 Pages: 165502-165502
- DOI
  10.1088/0953-8984/24/16/165502
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23540370, KAKENHI-PLANNED-20103005, KAKENHI-PLANNED-22104004, KAKENHI-PUBLICLY-23104509
[Journal Article] Error analysis for matrix eigenvalue algorithm based on the discrete hungry Toda equation2012
- Author(s)
  Akiko Fukuda, Yusaku Yamamoto, Masashi Iwasaki, Emiko Ishiwata and Yoshimasa Nakamura
- Journal Title
  
  Numerical Algorithms
  
  Volume: Vol. 61, No. 2 Pages: 243-260
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] On Some Properties of Discrete Integrable System Derived from Hungry Lotka-Volterra System of Multiplicative Type2012
- Author(s)
  Yusuke Hama, Akiko Fukuda, Yusaku Yamamoto, Masashi Iwasaki, Emiko Ishiwata and Yoshimasa Nakamura
- Journal Title
  
  Journal of Math-for-Industry
  
  Volume: Vol. 4(A) Pages: 5-15
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] Backward error analysis of the AllReduce algorithm for householder QR decomposition2012
- Author(s)
  Daisuke Mori, Yusaku Yamamoto, Shao-Liang Zhang
- Journal Title
  
  Japan Journal of Industrial and Applied Mathematics
  
  Volume: 29 Pages: 111-130
- DOI
  10.1007/s13160-011-0053-x
- NAID
  10030213956
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23240005, KAKENHI-PLANNED-22104004
[Journal Article] On a shifted LR transformation derived from the discrete hungry Toda equation2012
- Author(s)
  A.Fukuda, Y.Yamamoto, M.Iwasaki, E.Ishiwata, Y.Nakamura
- Journal Title
  
  Monatshefte Fuer Mathematik
  
  Volume: (掲載確定)(印刷中)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23240005
[Journal Article] 非直交同時対角化アルゴリズムのハイブリッド解法2012
- Author(s)
  廣田悠輔，山本有作，張紹良
- Journal Title
  
  日本応用数理学会論文誌
  
  Volume: 22 Pages: 63-79
- NAID
  10031083224
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] Backward error analysis of the AllReduce algorithm for householder QR decomposition2012
- Author(s)
  Daisuke Mori, Yusaku Yamamotoand Shao-Liang Zhang
- Journal Title
  
  Japan Journal of Industrial and Applied Mathematics
  
  Volume: Vol.29, No. 1 Pages: 111-130
- NAID
  10030213956
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] Backward error analysis of the AllReduce algorithm for householder QR decomposition2012
- Author(s)
  D.Mori, Y.Yamamoto, S.-L.Zhang
- Journal Title
  
  Japan Journal of Industrial and Applied Mathematics
  
  Volume: 29 Pages: 111-130
- NAID
  10030213956
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22104004
[Journal Article] 倍精度正方行列特異値分解アルゴリズムのGPGPU上での性能・精度評価2012
- Author(s)
  廣田悠輔, 橋本拓也, 山本有作
- 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: 5 Pages: 163-176
- NAID
  110009464403
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23240005
[Journal Article] On Some Properties of Discrete Integrable System Derived from Hungry Lotka-Volterra System of Multiplicative Type2012
- Author(s)
  Y. Hama, A. Fukuda, Y. Yamamoto, M. Iwasaki, E. Ishiwata and Y. Nakamura
- Journal Title
  
  Journal of Math-for-Industry
  
  Volume: 4 Pages: 5-15
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22104004
[Journal Article] 非直交同時対角化アルゴリズムのハイブリッド解法2012
- Author(s)
  廣田悠輔, 山本有作, 張紹良
- Journal Title
  
  日本応用数理学会論文誌
  
  Volume: 22 Pages: 63-79
- NAID
  10031083224
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23240005
[Journal Article] 非直交同時対角化アルゴリズムのハイブリッド解法2012
- Author(s)
  廣田悠輔，山本有作，張紹良
- Journal Title
  
  日本応用数理学会論文誌
  
  Volume: 22 Pages: 63-79
- NAID
  10031083224
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22104004
[Journal Article] Backward error analysis of the AllReduce algorithm for householder QR decomposition2012
- Author(s)
  Daisuke Mori, Yusaku Yamamoto, Shao-Liang Zhang
- Journal Title
  
  Japan Journal of Industrial and Applied Mathematio
  
  Volume: 29 Pages: 111-130
- NAID
  10030213956
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20246027
[Journal Article] On Some Properties of Discrete Integrable System Derived from Hungry Lotka-Volterra System of Multiplicative Type2012
- Author(s)
  Y. Hama, A. Fukuda, Y. Yamamoto, M. Iwasaki, E. Ishiwata and Y. Nakamura
- Journal Title
  
  Journal of Math-for-Industry
  
  Volume: 4(A) Pages: 5-15
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] 倍精度正方行列特異値分解アルゴリズムのGPGPU上での性能・精度評価2012
- Author(s)
  廣田悠輔，橋本拓也，山本有作
- 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: 5 Pages: 163-176
- NAID
  110009464403
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22104004
[Journal Article] 倍精度正方行列特異値分解アルゴリズムのGPGPU上での性能・精度評価2012
- Author(s)
  廣田悠輔，橋本拓也，山本有作
- 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: 5 Pages: 163-176
- NAID
  110009464403
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] On Auto-tuned Pre/postprocessing for the Singular Value Decomposition of Dense Square Matrices2011
- Author(s)
  Hiroki Toyokawa, Kinji Kimura, Yusaku Yamamoto, Masami Takata, Akira Ajisaka and Yoshimasa Nakamura
- 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.3 Pages: 9-21
- NAID
  130000654785
- URL
  https://www.jstage.jst.go.jp/article/ipsjtrans/4/0/4_0_134/_pdf
- Data Source
  KAKENHI-PROJECT-21300013
[Journal Article] A parallel algorithm for incremental orthogonalization based on the compact WY representation2011
- Author(s)
  Yusaku Yamamoto, Yusuke Hirota
- Journal Title
  
  JSIAM Letters
  
  Volume: 3 Pages: 89-92
- NAID
  130002129403
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20246027
[Journal Article] A parallel algorithm for incremental orthogonalization based on the compact WY representation2011
- Author(s)
  Y.Yamamoto, Y.Hirota
- Journal Title
  
  JSIAM Letters
  
  Volume: 3 Pages: 89-92
- NAID
  130002129403
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22104004
[Journal Article] A Backlund Transformation Between Two Integrable Discrete Hungry Systems2011
- Author(s)
  Akiko Fukuda, Yusaku Yamamoto, Masashi Iwasaki, Emiko Ishiwata, Yoshimasa Nakamura
- Journal Title
  
  Physics Letters A
  
  Volume: Vol.375 Pages: 303-308
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] Acceleration of Hessenberg Reduction for Nonsymmetric Eigenvalue Problems in a Hybrid CPU-GPU Computing Environment2011
- Author(s)
  Jun-ichi Muramatsu, Takeshi Fukaya, Shao-Liang Zhang, Kinji Kimura, Yusaku Yamamoto
- Journal Title
  
  International Journal of Networking and Computing
  
  Volume: 1 Pages: 132-143
- NAID
  130005475258
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300013
[Journal Article] On a variable transformation between two integrable systems : the discrete hungry Toda equation and the discrete hungry Lotka-Volterra system2011
- Author(s)
  Y.Yamamoto, A.Fukuda, M.Iwasaki, E.Ishiwata, Y.Nakamura
- Journal Title
  
  AIP Conf.Proc.
  
  Volume: 1281 Pages: 2045-2048
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20740064
[Journal Article] Optimization of the multishift QR Algorithm with coprocessors for non-Hermitian eigenvalue problems2011
- Author(s)
  T.Miyata, Y.Yamamoto, T.Uneyama, Y.Nakamura, S.-L.Zhang
- Journal Title
  
  East Asian Journal on Applied Mathematics
  
  Volume: 1 Pages: 187-196
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22104004
[Journal Article] A parallel algorithm for incremental orthogonalization based on the compact WY representation2011
- Author(s)
  Yusaku Yamamotoand Yusuke Hirota
- Journal Title
  
  JSIAM Letters
  
  Volume: Vol. 3 Pages: 89-92
- NAID
  130002129403
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] A Block IDR(s) Method for Nonsymmetric Linear Systems with Multiple Right-Hand Sides2011
- Author(s)
  L. Du, T. Sogabe, B. Yu, Y. Yamamotoa n d S.-L. Zhang
- Journal Title
  
  Journal of Computational and Applied Mathematics
  
  Volume: Vol. 235 Pages: 4095-4106
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] On Auto-tuned Pre/postprocessing for the Singular Value Decomposition of Dense Square Matrices2011
- Author(s)
  Hiroki Toyokawa, Kinji Kimura, Yusaku Yamamoto, Masami Takata, Akira Ajisaka, Yoshimasa Nakamura
- 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 Pages: 9-21
- NAID
  130000654785
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300013
[Journal Article] 動的計画法を用いたブロックハウスホルダQR分解アルゴリズムの性能最適化2011
- Author(s)
  深谷猛, 山本有作, 張紹良
- 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 Pages: 146-157
- NAID
  40019259189
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300013
[Journal Article] 動的計画法を用いたブロックハウスホルダQR分解アルゴリズムの性能最適化2011
- Author(s)
  深谷猛, 山本有作, 張紹良
- 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 Pages: 146-157
- NAID
  40019259189
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23240005
[Journal Article] Efficient and accurate linear algebraic methods for large-scale electronic structure calculations with non-orthogonal atomic orbitals2011
- Author(s)
  H.Teng, T.Fujiwara, T.Hoshi, T.Sogabe, S.-L.Zhang, S.Yamamoto
- Journal Title
  
  Phys.Rev.B
  
  Volume: 83,165103 Pages: 1-12
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22104004
[Journal Article] Acceleration of Hessenberg Reduction for Nonsymmetric Eigenvalue Problems in a Hybrid CPU-GPU Computing Environment2011
- Author(s)
  Jun-ichi Muramatsu, Shao-Liang Zhang and Yusaku Yamamoto
- Journal Title
  
  International Journal of Networking and Computing
  
  Volume: Vol. 1, No. 2 Pages: 132-143
- NAID
  130005475258
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] A B\"{a}cklund Transformation Between Two Integrable Discrete Hungry Systems2011
- Author(s)
  Fukuda, A., Yamamoto, Y., Iwasaki, M., Ishiwata, E., Nakamura, Y.
- Journal Title
  
  Physics Letters A
  
  Volume: 375(3) Pages: 303-308
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300013
[Journal Article] Optimization of the multishift QR algorithm with coprocessors for non-Hermitian eigenvalue problems2011
- Author(s)
  Takafumi Miyata, Yusaku Yamamoto, Takashi Uneyama, Yoshimasa Nakamura and Shao-Liang Zhang
- Journal Title
  
  East Asian J. Appl. Math
  
  Volume: Vol.1, No.2 Pages: 187-196
- Data Source
  KAKENHI-PROJECT-20246027
[Journal Article] Acceleration of Hessenberg Reduction for Nonsymmetric Eigenvalue Problems in a Hybrid CPU-GPU Computing Environment2011
- Author(s)
  Jun-ichi Muramatsu, Shao-Liang Zhang, Yusaku Yamamoto
- Journal Title
  
  International Journal of Networking and Computing
  
  Volume: 1 Pages: 132-143
- NAID
  130005475258
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23240005
[Journal Article] A parallel algorithm for incremental orthogonalization based on the compact WY representation2011
- Author(s)
  Yusaku Yamamoto, Yusuke Hirota
- Journal Title
  
  JSIAM Letters
  
  Volume: 3 Pages: 89-92
- NAID
  130002129403
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300013
[Journal Article] A parallel algorithm for incremental orthogonalization based on the compact WY representation2011
- Author(s)
  Yusaku Yamamoto, Yusuke Hirota
- Journal Title
  
  JSIAM Letters
  
  Volume: 3 Pages: 89-92
- NAID
  130002129403
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] Optimization of the Multishift QR Algorithm with Coprocessors for Non-Hermitian Eigenvalue Problems2011
- Author(s)
  Takafumi Miyata, Yusaku Yamamoto, Takashi Uneyama, Yoshimasa Nakamura, Shao-Liang Zhang
- Journal Title
  
  East Asian Journal on Applied Mathematics
  
  Volume: 1 Pages: 187-196
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300013
[Journal Article] Cache Optimization of a Non-Orthogonal Joint Diagonalization Method2011
- Author(s)
  Y. Hirota, Y. Yamamotoand S.-L. Zhang
- Journal Title
  
  JSIAM Letters
  
  Volume: Vol. 3 Pages: 9-12
- NAID
  130000433790
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] A Block IDR(s) Method for Nonsymmetric Linear Systems with Multiple Right-Hand Sides2011
- Author(s)
  Lei Du, Tomohiro Sogabe, Bo Yu, Yusaku Yamamoto, Shao-Liang Zhang
- Journal Title
  
  Computational and Applied Mathematics
  
  Volume: 235 Pages: 4095-4106
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300013
[Journal Article] Optimization of the Multishift QR Algorithm with Coprocessors for Non-Hermitian Eigenvalue Problems2011
- Author(s)
  T.Miyata, Y.Yamamoto, T.Uneyama, Y.Nakamura, S.-L.Zhang
- Journal Title
  
  East Asian Journal on Applied Mathematics
  
  Volume: 1 Pages: 187-196
- DOI
  10.4208/eajam.300510.250311a
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23240005
[Journal Article] A parallel algorithm for incremental orthogonalization based on the compact WY representation2011
- Author(s)
  Yusaku Yamamoto, Yusuke Hirota
- Journal Title
  
  JSIAM Letters
  
  Volume: 3 Pages: 89-92
- NAID
  130002129403
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-23240005
[Journal Article] LR flowから導かれる離散ハングリー系のベックルント変換2011
- Author(s)
  福田亜希子, 濱洋輔, 山本有作, 岩崎雅史, 石渡恵美子, 中村佳正
- Journal Title
  
  九州大学応用力学研究所研究集会報告
  
  Volume: 22A0-S8 Pages: 182-187
- Data Source
  KAKENHI-PROJECT-20740064
[Journal Article] A Backlund transformation between two integrable discrete hungry systems2011
- Author(s)
  A.Fukuda, Y.Yamamoto, M.Iwasaki, E.Ishiwata, Y.Nakamura
- Journal Title
  
  Phys.Lett.A
  
  Volume: 375 Pages: 303-308
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20740064
[Journal Article] Optimization of the Multishift QR Algorithm with Coprocessors for Non-Hermitian Eigenvalue Problems2011
- Author(s)
  T. Miyata, Y. Yamamoto, T. Uneyama, Y. Nakamura and S.-L. Zhang
- Journal Title
  
  East Asian Journal on Applied Mathematics
  
  Volume: Vol. 1, No. 2 Pages: 187-196
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] Cache Optimization of a Non-Orthogonal Joint Diagonalization Method2011
- Author(s)
  Yusuke Hirota, Yusaku Yamamoto, Shao-Liang Zhang
- Journal Title
  
  JSIAM Letters
  
  Volume: 3 Pages: 9-12
- NAID
  130000433790
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300013
[Journal Article] A Backlund transformation between two integrable discrete hungry systems2011
- Author(s)
  Fukuda A, Yamamoto Y, Iwasaki M,Ishiwata E, Nakamura Y
- Journal Title
  
  Phys.Lett.A 375
  
  Pages: 303-308
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20740064
[Journal Article] A B"acklund transformation between two integrable discrete hungry systems2011
- Author(s)
  A.Fukuda, Y.Yamamoto, M.Iwasaki, E.Ishiwata, Y.Nakamura
- Journal Title
  
  Phys.Lett.A
  
  Volume: 375 Pages: 303-308
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20246027
[Journal Article] A block IDR(s) method for nonsymmetric linear systems with multiple right-hand sides2011
- Author(s)
  L. Du, T. Sogabe, B. Yu, Y. Yamamoto, and S.-L. Zhang
- Journal Title
  
  Journal of Computational and Applied Mathematics
  
  Volume: 235 Pages: 4095-4106
- DOI
  10.1016/j.cam.2011.02.035
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21760058, KAKENHI-PROJECT-23240005
[Journal Article] On auto-tuned pre/post processing for the singular value decomposition of dense square matrices2011
- Author(s)
  Hiroki Toyokawa, Kinji Kimura, Yusaku Yamamoto, Masami Takata, Akira Ajisaka, Yoshimasa Nakamura
- 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.4No.3 Pages: 9-21
- NAID
  130000654785
- Data Source
  KAKENHI-PROJECT-20246027
[Journal Article] 動的計画法を用いたブロックハウスホルダーQR分解アルゴリズムの性能最適化2011
- Author(s)
  深谷猛, 山本有作, 張紹良
- 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.4 Pages: 146-157
- NAID
  40019259189
- Data Source
  KAKENHI-PROJECT-21300013
[Journal Article] On auto-tuned pre/postprocessing for the singular value decomposition of dense square matrices2011
- Author(s)
  H.Toyokawa, K.Kimura, Y.Yamamoto, M.Takata, A.Ajisaka, Y.Nakamura
- 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: 4 Pages: 9-21
- NAID
  130000654785
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20246027
[Journal Article] Performance Modeling of Multishift QR Algorithms for the Parallel Solution of Symmetric Tridiagonal Eigenvalue Problems2010
- Author(s)
  T.Miyata, Y.Yamamoto, S.-L.Zhang
- Journal Title
  
  Lecture Notes in Computer Science(Springer)
  
  Volume: No.6082 Pages: 401-412
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20246027
[Journal Article] On a variable transformation between two integrable systems : the discrete hungry Toda equation and the discrete hungry Lotka-Volterra system2010
- Author(s)
  Yamamoto Y, Fukuda A, Iwasaki M, Ishiwata E, Nakamura Y
- Journal Title
  
  AIP Conf.Proc. 1281
  
  Pages: 2045-2048
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20740064
[Journal Article] Four-point correlation function of a passive scalar field in rapidly fluctuating turbulence : Numerical analysis of an exact closure equation2010
- Author(s)
  Y.Mizuno, K.Ohi, T.Sogabe, Y.Yamamoto, Y.Kaneda
- Journal Title
  
  Phys.Rev.E
  
  Volume: 82, 036316 Pages: 1-9
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22104004
[Journal Article] 密正方行列特異値分解における並列I-SVD法の特性を用いた後処理の高速化2010
- Author(s)
  豊川博己, 山本有作, 木村欣司, 高田雅美, 中村佳正
- 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.3, No.2 Pages: 30-38
- NAID
  110007990289
- Data Source
  KAKENHI-PROJECT-20246027
[Journal Article] 密正方行列特異値分解における並列I-SVD法の特性を用いた後処理の高速化2010
- Author(s)
  豊川博己, 山本有作, 木村欣司, 高田雅美, 中村佳正
- 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) 3巻,No.2
  
  Pages: 30-38
- NAID
  110007990289
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20246027
[Journal Article] Four-point Correlation Function of a Passive Scalar Field in Rapidly Fluctuating Turbulence: Numerical Analysis of an Exact Closure Equation2010
- Author(s)
  oshinori Mizuno, Kouhei Ohi, Tomohiro Sogabe, Yusaku Yamamoto, Yukio Kaneda
- Journal Title
  
  Phys. Rev. E
  
  Volume: Vol.82 Pages: 36316-36324
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] A novel algorithm of large-scale simultaneous linear equations2010
- Author(s)
  T.Fujiwara, T.Hoshi, S.Yamamoto, T.Sogabe, S.-L.Zhang
- Journal Title
  
  J.Phys.: Condens.Matter
  
  Volume: 22, 074206 Pages: 1-6
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560065
[Journal Article] 帯行列の固有値を計算する離散可積分系について2010
- Author(s)
  福田亜希子, 石渡恵美子, 山本有作, 岩崎雅史, 中村佳正
- Journal Title
  
  九州大学応用力学研究所研究集会報告 21ME-S7
  
  Pages: 1-6
- Data Source
  KAKENHI-PROJECT-20740064
[Journal Article] 密正方行列特異値分解における並列I-SVD法の特性を用いた後処理の高速化2010
- Author(s)
  豊川博己, 山本有作, 木村欣司, 高田雅美, 中村佳正
- 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: 30(2) Pages: 30-38
- NAID
  110007990289
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300013
[Journal Article] A novel algorithm of large-scale simultaneous linear equations2010
- Author(s)
  T.Fujiwara, T.Hoshi, S.Yamamoto, T.Sogabe, S.-L.Zhang
- Journal Title
  
  J.Phys.: Condens.Matter
  
  Volume: 22, 074206 Pages: 1-6
- Peer Reviewed
- Data Source
  KAKENHI-PLANNED-22104004
[Journal Article] Performance Modeling of Multishift QR Algorithms for the Parallel Solution of Symmetric Tridiagonal Eigenvalue Problems2010
- Author(s)
  T.Miyata, Y.Yamamoto, S.-L.Zhang
- Journal Title
  
  Lecture Notes in Computer Science
  
  Volume: 6082 Pages: 401-412
- Data Source
  KAKENHI-PROJECT-19560065
[Journal Article] Differential qd Algorithm for Totally Nonnegative Hessenberg Matrices : Introduction of Origin Shifts and Relationship with the Discrete Hungry Lotka-Volterra System2010
- Author(s)
  Y.Yamamoto, T.Fukaya
- Journal Title
  
  JSIAM Letters
  
  Volume: Vol.2 Pages: 69-72
- NAID
  130000303923
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20246027
[Journal Article] 密正方行列特異値分解における並列I-SVD法の特性を用いた後処理の高速化2010
- Author(s)
  豊川博己, 山本有作, 木村欣司, 高田雅美, 中村佳正
- 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.3.No.2 Pages: 30-38
- NAID
  110007990289
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20246027
[Journal Article] Differential qd Algorithm for Totally Nonnegative Hessenberg Matrices : Introduction of Origin Shifts and Relationship with the Discrete Hungry Lotka-Volterra System2010
- Author(s)
  Yamamoto, Y., Fukaya T.
- Journal Title
  
  JSIAM Letters
  
  Volume: 2 Pages: 69-72
- NAID
  130000303923
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300013
[Journal Article] Differential qd Algorithm for Totally Nonnegative Hessenberg Matrices: Introduction of Origin Shifts and Relationship with the Discrete Hungry Lotka-Volterra System2010
- Author(s)
  Yusaku Yamamoto, Takeshi Fukaya
- Journal Title
  
  JSIAM Letters
  
  Volume: Vol.2 Pages: 69-72
- NAID
  130000303923
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] 階層的な性能モデルに基づく行列計算の自動チューニング2010
- Author(s)
  山本有作, 深谷猛
- Journal Title
  
  応用数理
  
  Volume: Vol.20, No.3 Pages: 15-25
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20246027
[Journal Article] Four-point Correlation Function of a Passive Scalar Field in Rapidly Fluctuating Turbulence : Numerical Analysis of an Exact Closure Equation2010
- Author(s)
  Yoshinori Mizuno, Kouhei Ohi, Tomohiro Sogabe, Yusaku Yamamoto, Yukio Kaneda
- Journal Title
  
  Phys.Rev.E
  
  Volume: Vol.82 Pages: 36316-36324
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] A novel algorithm of large-scale simultaneous linear equations2010
- Author(s)
  T.Fujiwara, T.Hoshi, S.Yamamoto, T.Sogabe, S.-L.Zhang
- Journal Title
  
  J.Phys. : Condens.Matter Vol.22
  
  Pages: 1-6
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560065
[Journal Article] 多重連結領域の固有値問題に対する Sakurai-Sugiura 法の拡張2009
- Author(s)
  宮田考史, 杜磊, 曽我部知広, 山本有作, 張紹良
- Journal Title
  
  日本応用数理学会論文誌 19巻
  
  Pages: 537-550
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560065
[Journal Article] 多重連結領域の固有値問題に対する Sakurai-Sugiura 法の拡張2009
- Author(s)
  宮田考史, 杜磊, 曽我部知広, 山本有作, 張紹良
- Journal Title
  
  日本応用数理学会論文誌 Vol.19
  
  Pages: 537-550
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560065
[Journal Article] 行列の指数関数に基づく連立線形常微分方程式の大粒度並列解法とその評価2009
- Author(s)
  則竹渚宇, 今倉暁, 山本有作, 張紹良
- Journal Title
  
  日本応用数理学会論文誌 Vol.19,No.3
  
  Pages: 293-312
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18560058
[Journal Article] 行列の指数関数に基づく連立線形常微分方程式の大粒度並列化解法とその評価2009
- Author(s)
  則竹渚宇、今倉暁、山本有作、張紹良
- Journal Title
  
  日本応用数理学会論文誌 19
  
  Pages: 293-312
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560065
[Journal Article] 多重連結領域の固有値問題に対するSakurai-Sugiura法の拡張2009
- Author(s)
  宮田考史、杜磊、曽我部知広、山本有作、張紹良
- Journal Title
  
  日本応用数理学会論文誌 19
  
  Pages: 537-550
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560065
[Journal Article] 行列の指数関数に基づく連立線形常微分方程式の大粒度並列解法とその評価2009
- Author(s)
  則竹渚宇, 今倉暁, 山本有作, 張紹良
- Journal Title
  
  日本応用数理学会論文誌 19
  
  Pages: 293-312
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18560058
[Journal Article] 正方行列向け特異値分解のCUDAによる高速化2009
- Author(s)
  深谷猛, 山本有作, 畝山多加志, 中村佳正
- Journal Title
  
  情報処理学会論文誌ACS 2(印刷中)(掲載確定)
- NAID
  110007990234
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19024018
[Journal Article] 行列の指数関数に基づく連立線形常微分方程式の大粒度並列解法とその評価2009
- Author(s)
  則竹渚宇, 今倉暁, 山本有作, 張紹良
- Journal Title
  
  日本応用数理学会論文誌 19
  
  Pages: 293-312
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300013
[Journal Article] Differential qd Algorithm for Totally Nonnegative Band Matrices : Convergence Properties and Error Analysis2009
- Author(s)
  Y.Yamamoto, T.Fukaya
- Journal Title
  
  JSIAM Letters 1
  
  Pages: 56-59
- NAID
  130000133093
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300013
[Journal Article] 正方行列向け特異値分解のCUDAによる高速化2009
- Author(s)
  深谷猛, 山本有作, 畝山多加志, 中村佳正
- 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) 2巻,No.2
  
  Pages: 98-109
- NAID
  110007990234
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-20246027
[Journal Article] 多重連結領域の固有値問題に対する Sakurai-Sugiura 法の拡張2009
- Author(s)
  宮田考史, 曽我部知広, 山本有作, 張紹良
- Journal Title
  
  日本応用数理学会論文誌 19
  
  Pages: 537-550
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18560058
[Journal Article] 正方行列向け特異値分解のCUDAによる高速化2009
- Author(s)
  深谷猛, 山本有作, 畝山多加志, 中村佳正
- Journal Title
  
  情報処理学会論文誌ACS 2
  
  Pages: 98-109
- NAID
  110007990234
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18560058
[Journal Article] 正方行列向け特異値分解のCUDAによる高速化2009
- Author(s)
  深谷猛, 山本有作, 畝山多加志, 中村佳正
- Journal Title
  
  情報処理学会論文誌ACS 2
  
  Pages: 98-109
- NAID
  110007990234
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21300013
[Journal Article] 行列の指数関数に基づく連立線形常微分方程式の大粒度並列化解法とその評価2009
- Author(s)
  則竹渚宇, 今倉暁, 山本有作, 張紹良
- Journal Title
  
  日本応用数理学会論文誌 Vol.19
  
  Pages: 293-312
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560065
[Journal Article] Equality Conditions for Lower Bounds on the Smallest-Singular Value of a Bidiagonal Matrix2008
- Author(s)
  Y. Yamamoto
- Journal Title
  
  Applied Mathematics and Computation 200
  
  Pages: 254-260
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19024018
[Journal Article] 対称三重対角行列向けマルチシフトQR法の漸近的収束性解析2008
- Author(s)
  宮田考史, 岩崎雅史, 山本有作, 張紹良
- Journal Title
  
  日本応用数理学会論文誌 18
  
  Pages: 563-578
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19024018
[Journal Article] Shifted COCG method and its application to double orbital extended Hubbard model2008
- Author(s)
  S. Yamamoto, T. Sogabe, T. Hoshi, S.-L. Zhang, T. Fujiwara
- Journal Title
  
  J.Phys.Soc.Jpn 77巻
  
  Pages: 1-8
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560065
[Journal Article] Shifted COCG method and its application to double orbital extended Hubbard model2008
- Author(s)
  S.Yamamoto, T.Sogabe, T.Hoshi, S.-L.Zhang, T.Fujiwara
- Journal Title
  
  J.Phys.Soc.Jpn. 77
  
  Pages: 1-8
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560065
[Journal Article] 在庫管理計画問題の動的計画法による解法とCUDAを用いた高速化2008
- Author(s)
  李天, 河畠工, 山本有作, 畝山多加志, 張紹良
- Journal Title
  
  情報処理学会論文誌ACS Vol.1,No.2
  
  Pages: 1-10
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18560058
[Journal Article] 対称三重対角行列向けマルチシフトQR法の漸近的収束性解析2008
- Author(s)
  宮田考史, 岩崎雅史, 山本有作, 張紹良
- Journal Title
  
  日本応用数理学会論文誌 18
  
  Pages: 563-577
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560065
[Journal Article] 対称三重対角行列向けマルチシフトQR 法の漸近的収束性解析2008
- Author(s)
  宮田考史, 岩崎雅史, 山本有作, 張紹良
- Journal Title
  
  日本応用数理学会論文誌 Vol.18
  
  Pages: 563-577
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560065
[Journal Article] Equality Conditions for Lower Bounds on the Smallest Singular Value of a Bidiagonal Matrix2008
- Author(s)
  Yusaku Yamamoto
- Journal Title
  
  Applied Mathematics and Computation 200
  
  Pages: 254-260
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18560058
[Journal Article] Ostrowski型下界とBrauer型下界をシフトとして用いたdqds法の収束性について2008
- Author(s)
  山本有作, 宮田考史
- Journal Title
  
  日本応用数理学会論文誌 18
  
  Pages: 107-134
- NAID
  120001053907
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19024018
[Journal Article] Ostrowski型下界とBrauer型下界をシフトとして用いたdqds法の収束性について2008
- Author(s)
  山本有作, 宮田考史
- Journal Title
  
  日本応用数理学会論文誌 18
  
  Pages: 107-134
- NAID
  120001053907
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18560058
[Journal Article] 在庫管理計画問題の動的計画法による解法とCUDAを用いた高速化2008
- Author(s)
  李天, 河畠工, 山本有作, 畝山多加志, 張紹良
- Journal Title
  
  情報処理学会論文誌ACS 1
  
  Pages: 1-10
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19024018
[Journal Article] A Fully Pipelined Multishift QR Algorithm for the Parallel Solution of Symmetric Tridiagonal Eigenproblems2008
- Author(s)
  T. Miyata, Y. Yamamoto, S.-L. Zhang
- Journal Title
  
  情報処理学会論文誌ACS 1
  
  Pages: 14-27
- NAID
  130000107990
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19024018
[Journal Article] Shifted COCG method and its application to double orbital extended Hubbard model2008
- Author(s)
  S.Yamamoto, T.Sogabe, T.Hoshi, S.-L.Zhang, T.Fujiwara
- Journal Title
  
  J.Phys.Soc.Jpn Vol.77
  
  Pages: 1-8
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560065
[Journal Article] 対称三重対角行列向けマルチシフトQR法の漸近的収束性解析2008
- Author(s)
  宮田考史, 岩崎雅史, 山本有作, 張紹良
- Journal Title
  
  日本応用数理学会論文誌 18巻
  
  Pages: 563-577
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19560065
[Journal Article] 長方行列向け特異値分解の浮動小数点コプロセッサによる高速化2007
- Author(s)
  深谷猛, 山本有作, 堀玄, 梅野健
- Journal Title
  
  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論文集 2007・1
  
  Pages: 111-118
- NAID
  110006274060
- Data Source
  KAKENHI-PROJECT-18049014
[Journal Article] 高速積分変換に基づくオプション価格評価法2007
- Author(s)
  山本有作
- Journal Title
  
  応用数理 Vol.17,No.2(解説論文)
  
  Pages: 16-28
- NAID
  110006318357
- Data Source
  KAKENHI-PROJECT-18560058
[Journal Article] 長方行列向け特異値分解の浮動小数点コプロセッサによる高速化2007
- Author(s)
  深谷猛, 山本有作, 他3名
- Journal Title
  
  情報処理学会論文誌ACS 48
  
  Pages: 31-43
- NAID
  110006274060
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18560058
[Journal Article] 長方行列向け特異値分解の浮動小数点コプロセッサによる高速化2007
- Author(s)
  深谷猛, 山本有作, 畝山多加志, 堀玄, 梅野健
- Journal Title
  
  情報処理学会論文誌ACS 48
  
  Pages: 31-43
- NAID
  110006274060
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19024018
[Journal Article] 高速積分変換に基づくオプション価格評価法2007
- Author(s)
  山本有作
- Journal Title
  
  応用数理 (印刷中)
- NAID
  110006318357
- Data Source
  KAKENHI-PROJECT-18560058
[Journal Article] Performance Modeling and Optimal Block Size Selection for the Small-Bulge Multishift QR Algorithm2006
- Author(s)
  Yusaku Yamamoto
- Journal Title
  
  Proceedings of ISPA 2006 : Lecture Notes on Computer Science 4330
  
  Pages: 451-463
- Data Source
  KAKENHI-PROJECT-18049014
[Journal Article] An Efficient and Easily Parallelizable Algorithm for Pricing Weather Derivatives2006
- Author(s)
  Yusaku Yamamoto
- Journal Title
  
  Lecture Notes in Computer Science Vol.3743
  
  Pages: 470-477
- Data Source
  KAKENHI-PROJECT-16760053
[Journal Article] Performance Modeling and Optimal Block Size Selection for the Small-Bulge Multishift QR Algorithm2006
- Author(s)
  山本有作
- Journal Title
  
  Parallel and Distributed Processing and Applications LNCS4330
  
  Pages: 451-463
- Data Source
  KAKENHI-PROJECT-17200002
[Journal Article] Performance Modeling and Optimal Block Size Selection for the Small-Bulge Multishift QR Algorithm2006
- Author(s)
  Y. Yamamoto
- Journal Title
  
  Parallel and Distributed Processing and Applications, Lecture Notes in Computer Science 4330
  
  Pages: 451-463
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17200002
[Journal Article] 非対称行列向けマルチシフトQR法の性能予測方式2006
- Author(s)
  山本有作
- Journal Title
  
  情報処理学会研究報告 2006-HPC-106
  
  Pages: 7-12
- NAID
  110004821192
- Data Source
  KAKENHI-PROJECT-18049014
[Journal Article] An Efficient and Easily Parallelizable Algorithm for Pricing Weather Derivatives, in Large-Scale Scientific Computing2006
- Author(s)
  Y. Yamamoto, I. Lirkov, S. Margenov, J. Wasniewski
- Journal Title
  
  Lecture Notes in Computer Science No.3743(Springer-Verlag)
  
  Pages: 470-477
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-18560058
[Journal Article] 密行列固有値解法の最近の発展 (II)-マルチシフトQR法-2006
- Author(s)
  山本有作
- Journal Title
  
  応用数理学会論文誌 16・4
  
  Pages: 507-534
- NAID
  120001053909
- Data Source
  KAKENHI-PROJECT-18049014
[Journal Article] オプション価格評価のための高性能計算2006
- Author(s)
  山本有作
- Journal Title
  
  京都大学学術情報メディアセンター全国共同利用版[広報] Vol.5,No.2(解説論文)
  
  Pages: 48-54
- Data Source
  KAKENHI-PROJECT-18560058
[Journal Article] Performance Modeling and Optimal Block Size Selection for a BLAS-3 Based Tridiagonalization Algorithm2005
- Author(s)
  Y.Yamamoto
- Journal Title
  
  Proceedings of the Eighth International Conference on High-Performance Computing in Asia-Pacific Region(HPC Asia 2005), IEEE Computer Society
  
  Pages: 249-256
- Description
  「研究成果報告書概要(欧文)」より
- Data Source
  KAKENHI-PROJECT-17200002
[Journal Article] 2資産に依存するオプションの高速・高精度価格計算手法2005
- Author(s)
  高柳健一郎, 山本有作, 杉原正顯
- Journal Title
  
  情報処理学会論文誌ACS Vol.46, No.SIG12
  
  Pages: 289-298
- NAID
  110002769845
- Data Source
  KAKENHI-PROJECT-16760053
[Journal Article] Double-Exponential Fast Gauss Transform Algorithms for Pricing Discrete Lookback Options2005
- Author(s)
  Y.Yamamoto
- Journal Title
  
  Publ.RIMS Kyoto Univ. Vol.41
  
  Pages: 989-1006
- Data Source
  KAKENHI-PROJECT-16760053
[Journal Article] キャッシュマシン向け対称密行列固有値解法の性能・精度評価2005
- Author(s)
  山本有作
- Journal Title
  
  情報処理学会論文誌ACS 46・SIG3
  
  Pages: 81-91
- NAID
  110002768742
- Data Source
  KAKENHI-PROJECT-16760053
[Journal Article] A Double-Exponential Fast Gauss Transform Algorithm for Pricing Discrete path-Dependent Options2005
- Author(s)
  M.Broadie, Y.Yamamoto
- Journal Title
  
  Operations Research Vol.53, No.5
  
  Pages: 764-779
- Data Source
  KAKENHI-PROJECT-16760053
[Journal Article] 高速ガウス変換を用いた天候デリバティブの価格評価手法2004
- Author(s)
  山本有作, 恵木正史
- Journal Title
  
  情報処理学会論文誌ACS 45・SIG6
  
  Pages: 176-185
- Data Source
  KAKENHI-PROJECT-16760053
[Journal Article] Backward error analysis of the AllReduce algorithm for householder QR decomposition
- Author(s)
  Daisuke Mori, Yusaku Yamamoto, Shao-Liang Zhang
- Journal Title
  
  Japan Journal of Industrial and Applied Mathematics
  
  Volume: (掲載確定)
- NAID
  10030213956
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] On a shifted LR transformation derived from the discrete hungry Toda equation
- Author(s)
  Akiko Fukuda, Yusaku Yamamoto, Masashi Iwasaki, Emiko Ishiwata, Yoshimasa Nakamura
- Journal Title
  
  Monatshefte fur Mathematik
  
  Volume: (掲載確定)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-21560065
[Journal Article] A Fast and Accurate Algorithm for Pricing Discrete Path Dependent and Quasi-Path Dependent Options
- Author(s)
  M.Broadie, Y.Yamamoto
- Journal Title
  
  Operations Research (発表予定)
- Data Source
  KAKENHI-PROJECT-16760053
[Journal Article] Equality Conditions for Lower Bounds on the Smallest Singular Value of a Bidiagonal Matrix
- Author(s)
  Y. Yamamoto
- Journal Title
  
  Applied Mathematics and Computation (In press)
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19024018
[Presentation] Application of an Energy-preserving Integrator to Quantum-mechanical Wavepacket Dynamics2018
- Author(s)
  Yusaku Yamamoto・Tsubasa Sakai・Shuhei Kudo・Hiroto Imachi・Yuto Miyatake・Takeo Hoshi
- Organizer
  13th SIAM East Asian Section Conference 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16KT0016
[Presentation] エネルギー保存型並列解法MB4に基づく2次元量子ダイナミクス計算2018
- Author(s)
  酒井翼・藤周平・井町宏人・宮武勇登・星健夫・山本有作
- Organizer
  第47回数値解析シンポジウム
- Data Source
  KAKENHI-PROJECT-17H02828
[Presentation] Online Autotuning of Parameters of GA-BiCG2018
- Author(s)
  Kentaro Yamamoto, Yushi Qiu, Masaharu Matsumoto, Reiji Suda
- Organizer
  2018 Conference on Advanced Topics and Auto Tuning in High-Performance Scientific Computing
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] エネルギー保存型並列解法MB4に基づく2次元量子ダイナミクス計算2018
- Author(s)
  酒井翼・藤周平・井町宏人・宮武勇登・星健夫・山本有作
- Organizer
  第47回数値解析シンポジウム
- Data Source
  KAKENHI-PROJECT-16KT0016
[Presentation] Orthogonalization Algorithms and Dense Symmetric Eigenvalue Solvers Optimized for Strong Scaling2018
- Author(s)
  Yusaku Yamamoto
- Organizer
  International Symposium on Research and Education of Computational Science (RECS2018)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16KT0016
[Presentation] Block Red-Black Milu(0) Preconditioner with Relaxation on GPU2018
- Author(s)
  Akemi Shioya and Yusaku Yamamoto
- Organizer
  18th SIAM Conference on Parallel Processing for Scientific Computing
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02828
[Presentation] エネルギー保存型並列解法MB4に基づく2次元量子ダイナミクス計算2018
- Author(s)
  酒井翼・藤周平・井町宏人・宮武勇登・星健夫・山本有作
- Organizer
  第47回数値解析シンポジウム
- Data Source
  KAKENHI-PROJECT-17K19966
[Presentation] Orthogonalization Algorithms and Dense Symmetric Eigenvalue Solvers Optimized for Strong Scaling2018
- Author(s)
  Yusaku Yamamoto
- Organizer
  International Symposium on Research and Education of Computational Science (RECS2018)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K19966
[Presentation] Oakforest-PACSにおける一般化固有値計算の性能解析と性能予測2018
- Author(s)
  星健夫, 福本智哉, 深谷猛, 山本有作
- Organizer
  日本応用数理学会 2018年研究部会連合発表会
- Data Source
  KAKENHI-PROJECT-17H02828
[Presentation] 荻田・相島の固有ベクトル反復改良法に基づく実対称行列の固有値分解追跡手法2018
- Author(s)
  山本有作
- Organizer
  RIMS共同研究（公開型）「次世代の科学技術を支える数値解析学の基盤整備と応用展開」
- Data Source
  KAKENHI-PROJECT-16KT0016
[Presentation] 荻田・相島の固有ベクトル反復改良法における重複固有値の扱いについて2018
- Author(s)
  白間久瑠美・工藤周平・山本有作
- Organizer
  応用数理学会2018年度年会
- Data Source
  KAKENHI-PROJECT-17H02828
[Presentation] Analysis and prediction of the performance in generalized eigenvalue solvers on Oakforest-PACS2018
- Author(s)
  Takeo Hoshi, Tomoya Fukumoto, Takeshi Fukaya and Yusaku Yamamoto
- Organizer
  International Workshop on Eigenvalue Problems: Algorithms; Software and Applications, in Petascale Computing (EPASA2018)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02828
[Presentation] Block Red-Black Milu(0) Preconditioner with Relaxation on GPU2018
- Author(s)
  Akemi Shioya and Yusaku Yamamoto
- Organizer
  18th SIAM Conference on Parallel Processing for Scientific Computing
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K19966
[Presentation] 一般化固有値問題に対する分割統治法におけるデフレーション手法について2018
- Author(s)
  廣田悠輔・山本有作
- Organizer
  日本応用数理学会「行列・固有値の解法とその応用」研究部会第25回研究会
- Data Source
  KAKENHI-PROJECT-17K19966
[Presentation] Block Red-Black Milu(0) Preconditioner with Relaxation on GPU2018
- Author(s)
  Akemi Shioya and Yusaku Yamamoto
- Organizer
  SIAM PP'18
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16KT0016
[Presentation] Block Red-Black Milu(0) Preconditioner with Relaxation on GPU2018
- Author(s)
  Akemi Shioya and Yusaku Yamamoto
- Organizer
  18th SIAM Conference on Parallel Processing for Scientific Computing
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] A case study on modeling the performance of dense matrix computation: Tridiagonalization in the EigenExa eigensolver on the K computer2018
- Author(s)
  Takeshi Fukaya, Toshiyuki Imamura and Yusaku Yamamoto
- Organizer
  iWAPT2018 (accepted)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] 荻田・相島の固有ベクトル反復改良法における重複固有値の扱いについて2018
- Author(s)
  白間久瑠美・工藤周平・山本有作
- Organizer
  応用数理学会2018年度年会
- Data Source
  KAKENHI-PROJECT-17K19966
[Presentation] 荻田・相島の固有ベクトル反復改良法における重複固有値の扱いについて2018
- Author(s)
  白間久瑠美・工藤周平・山本有作
- Organizer
  応用数理学会2018年度年会
- Data Source
  KAKENHI-PROJECT-16KT0016
[Presentation] 荻田・相島の固有ベクトル反復改良法に基づく実対称行列の固有値分解追跡手法2018
- Author(s)
  山本有作
- Organizer
  RIMS共同研究（公開型）「次世代の科学技術を支える数値解析学の基盤整備と応用展開」
- Data Source
  KAKENHI-PROJECT-17H02828
[Presentation] Orthogonalization Algorithms and Dense Symmetric Eigenvalue Solvers Optimized for Strong Scaling2018
- Author(s)
  Yusaku Yamamoto
- Organizer
  International Symposium on Research and Education of Computational Science (RECS2018)
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02828
[Presentation] Application of an Energy-preserving Integrator to Quantum-mechanical Wavepacket Dynamics2018
- Author(s)
  Yusaku Yamamoto・Tsubasa Sakai・Shuhei Kudo・Hiroto Imachi・Yuto Miyatake・Takeo Hoshi
- Organizer
  13th SIAM East Asian Section Conference 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02828
[Presentation] 荻田・相島の固有ベクトル反復改良法に基づく実対称行列の固有値分解追跡手法2018
- Author(s)
  山本有作
- Organizer
  RIMS共同研究（公開型）「次世代の科学技術を支える数値解析学の基盤整備と応用展開」
- Data Source
  KAKENHI-PROJECT-17K19966
[Presentation] Application of an Energy-preserving Integrator to Quantum-mechanical Wavepacket Dynamics2018
- Author(s)
  Yusaku Yamamoto・Tsubasa Sakai・Shuhei Kudo・Hiroto Imachi・Yuto Miyatake・Takeo Hoshi
- Organizer
  13th SIAM East Asian Section Conference 2018
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K19966
[Presentation] 虚数シフトを行った実対称行列のための COCG法と一般化MINRES法の性能比較2017
- Author(s)
  清藤博暉, 山本有作
- 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24回研究会
- Data Source
  KAKENHI-PROJECT-17K19966
[Presentation] ブロック赤-黒順序付けされた摂動/緩和MILU(0) 前処理法のGPUとマルチコアCPUにおける性能評価2017
- Author(s)
  塩谷明美，山本有作
- Organizer
  SWoPP 2017
- Data Source
  KAKENHI-PROJECT-17K19966
[Presentation] On using the Cholesky QR method in the full-blocked one-sided Jacobi algorithm2017
- Author(s)
  Shuhei Kudo and Yusaku Yamamoto
- Organizer
  PPAM2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02828
[Presentation] ブロック赤-黒順序付けされた摂動/緩和MILU(0) 前処理法のGPUとマルチコアCPUにおける性能評価2017
- Author(s)
  塩谷明美，山本有作
- Organizer
  SWoPP 2017
- Data Source
  KAKENHI-PROJECT-17H02828
[Presentation] ブロック赤-黒順序付けされた摂動/緩和MILU(0)前処理法のGPUとマルチコアCPUにおける性能評価2017
- Author(s)
  塩谷明美，山本有作
- Organizer
  SWoPP 2017
- Data Source
  KAKENHI-PROJECT-16KT0016
[Presentation] On using the Cholesky QR method in the full-blocked one-sided Jacobi algorithm2017
- Author(s)
  Shuhei Kudo and Yusaku Yamamoto
- Organizer
  PPAM2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] A parallel solver for a linear system with symetric sparse matrix by one-dissection ordering2017
- Author(s)
  M. Yokokawa, T. Nakano, T. Fukaya and Y. Yamamoto
- Organizer
  Workbench on Sustained Simulation Performance (WSSP)
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02828
[Presentation] 遺伝的アルゴリズムに基づく疎行列解法のパラメタに関するオンライン自動チューニング2017
- Author(s)
  山本堅太郎、松本正晴、須田礼仁
- Organizer
  情報処理学会第159回 HPC 研究会
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] 虚数シフトを行った実対称行列のための COCG法と一般化MINRES法の性能比較2017
- Author(s)
  清藤博暉, 山本有作
- 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24回研究会
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] On using the Cholesky QR method in the full-blocked one-sided Jacobi algorithm2017
- Author(s)
  Shuhei Kudo and Yusaku Yamamoto
- Organizer
  PPAM2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] On using the Cholesky QR method in the full-blocked one-sided Jacobi algorithm2017
- Author(s)
  Shuhei Kudo and Yusaku Yamamoto
- Organizer
  PPAM2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16KT0016
[Presentation] ブロック赤-黒順序付けされた摂動/緩和MILU(0) 前処理法のGPUとマルチコアCPUにおける性能評価2017
- Author(s)
  塩谷明美，山本有作
- Organizer
  SWoPP 2017
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] On using the Cholesky QR method in the full-blocked one-sided Jacobi algorithm2017
- Author(s)
  Shuhei Kudo and Yusaku Yamamoto
- Organizer
  PPAM2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K19966
[Presentation] Roundoff error analysis of the CholeskyQR2 and related algorithms2017
- Author(s)
  Yusaku Yamamoto
- Organizer
  PARNUM2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-16KT0016
[Presentation] Roundoff error analysis of the CholeskyQR2 and related algorithms2017
- Author(s)
  Yusaku Yamamoto
- Organizer
  PARNUM2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K19966
[Presentation] Roundoff error analysis of the CholeskyQR2 and related algorithms2017
- Author(s)
  Yusaku Yamamoto
- Organizer
  PARNUM2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] 虚数シフトを行った実対称行列のための COCG法と一般化MINRES法の性能比較2017
- Author(s)
  清藤博暉, 山本有作
- 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24回研究会
- Data Source
  KAKENHI-PROJECT-17H02828
[Presentation] ブロック赤-黒順序付けされた摂動/緩和MILU(0) 前処理法のGPUとマルチコアCPUにおける性能評価2017
- Author(s)
  塩谷明美，山本有作
- Organizer
  情報処理学会 SWoPP 2017
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] 基盤的超並列計算アルゴリズムの開発（ポスター)2017
- Author(s)
  星健夫, 山本有作, 須田礼仁, 中島研吾, 松尾宇泰, 中野愛一郎
- Organizer
  第2回CDMSI(ポスト「京」重点課題（7）)研究会
- Data Source
  KAKENHI-PROJECT-16KT0016
[Presentation] 虚数シフトを行った実対称行列のための COCG法と一般化MINRES法の性能比較2017
- Author(s)
  清藤博暉, 山本有作
- 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24回研究会
- Data Source
  KAKENHI-PROJECT-16KT0016
[Presentation] Roundoff error analysis of the CholeskyQR2 and related algorithms2017
- Author(s)
  Yusaku Yamamoto
- Organizer
  PARNUM2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17H02828
[Presentation] Roundoff error analysis of the CholeskyQR2 and related algorithms2017
- Author(s)
  Yusaku Yamamoto
- Organizer
  PARNUM2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] 数理構造保存型解法の計算物質科学への展開2016
- Author(s)
  工藤周平, 井町宏人, 宮武勇登, 山本有作, 星健夫
- Organizer
  第２回CDMSI（ポスト「京」重点課題（７））シンポジウム　～次世代の産業を支える新機能デバイス・高性能材料の創成～
- Place of Presentation
  東京大学（千葉県柏市）
- Year and Date
  2016-12-06
- Data Source
  KAKENHI-PROJECT-16KT0016
[Presentation] ブロックヤコビ法に基づく強スケーリング型固有値・特異値計算アルゴリズム2016
- Author(s)
  山本有作
- 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22回研究会
- Place of Presentation
  東京大学（東京都文京区）
- Invited
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] Convergence and Performance Analysis of the Parallel Block Jacobi SVD Algorithm with Dynamic Ordering2016
- Author(s)
  Yusaku Yamamoto
- Organizer
  Parallel Numerical Computing and Its Applications
- Place of Presentation
  Smolenice, Slovakia
- Year and Date
  2016-09-07
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] On constructing cost models for online automatic tuning using ATMathCoreLib2016
- Author(s)
  Seiji Nagashima, Takeshi Fukaya and Yusaku Yamamoto
- Organizer
  the IEEE 10th International Symposium on Embedded Multicore/Many-core Systtems-on-Chip (MCSoC-16)
- Place of Presentation
  リヨン（フランス）
- Year and Date
  2016-09-21
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] π共役ポリマーの電子状態計算に現れる連立一次方程式の並列解法2016
- Author(s)
  横川三津夫，熊澤賢一郎，山本有作
- Organizer
  計算物質科学における時空間アップスケーリングと数理手法
- Place of Presentation
  電気通信大学（東京都調布市）
- Year and Date
  2016-11-28
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] コレスキーQR法と古典的グラム・シュミット法の数値的安定性について2015
- Author(s)
  山本有作
- Organizer
  京大数理研研究集会「現象解明に向けた数値解析学の新展開」
- Place of Presentation
  京都大学（京都市左京区）
- Year and Date
  2015-11-18
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] Roundoff Error Analysis of the CholeskyQR2 and Related Algorithms2015
- Author(s)
  Y. Yamamoto, Y. Nakatsukasa, Y. Yanagisawa and T. Fukaya
- Organizer
  SIAM Conference on Applied Linear Algebra
- Place of Presentation
  Hyatt Regency Atlanta
- Year and Date
  2015-10-28
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] ブロック化ハウスホルダー・コレスキーQR法の安定性について2015
- Author(s)
  山本有作
- 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
  2015-09-10
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] オンライン自動チューニングのための性能モデルの構築法　～正方行列の特異値分解を例にして～2015
- Author(s)
  長島聖児, 深谷猛, 山本有作, 横川三津夫
- Organizer
  日本応用数理学会2015年研究部会連合発表会
- Place of Presentation
  明治大学（東京都中野区）
- Year and Date
  2015-03-06
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] 正規行列のトレースに対する確率的推定法の分散について2015
- Author(s)
  山本有作
- 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
  東京大学
- Year and Date
  2015-12-11
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] 正規行列のトレースに対する確率的推定法の分散について2015
- Author(s)
  山本有作
- 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
  東京大学（東京都文京区）
- Year and Date
  2015-12-11
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] ブロック化ハウスホルダー・コレスキーQR法の安定性について2015
- Author(s)
  山本有作
- Organizer
  日本応用数理学会2015年度年会
- Place of Presentation
  金沢大学
- Year and Date
  2015-09-10
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] コレスキーQR法と古典的グラム・シュミット法の数値的安定性について2015
- Author(s)
  山本有作
- Organizer
  京大数理研研究集会「現象解明に向けた数値解析学の新展開」
- Place of Presentation
  京都大学数理解析研究所
- Year and Date
  2015-11-18
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] Roundoff Error Analysis of the CholeskyQR2 and Related Algorithms2015
- Author(s)
  Y. Yamamoto, Y. Nakatsukasa, Y. Yanagisawa and T. Fukaya
- Organizer
  SIAM Conference on Applied Linear Algebra
- Place of Presentation
  アトランタ（米国）
- Year and Date
  2015-10-28
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02708
[Presentation] オンライン自動チューニングのための性能モデルの構築法　～正方行列の特異値分解を例にして～2015
- Author(s)
  長島聖児, 深谷猛, 山本有作, 横川三津夫
- Organizer
  日本応用数理学会2015年研究部会連合発表会
- Place of Presentation
  明治大学中野キャンパス(東京都中野区）
- Year and Date
  2015-03-06
- Data Source
  KAKENHI-PLANNED-22104004
[Presentation] CholeskyQR2: a simple and communication-avoiding algorithm for computing a tall-skinny QR factorization on a large-Scale parallel system2014
- Author(s)
  T. Fukaya, Y. Nakatsukasa, Y. Yanagisawa and Y. Yamamoto
- Organizer
  the 5th Workshop on Latest Advances in Scalable Algorithms for Large-Scale Systems
- Place of Presentation
  ニューオーリンズ（米国）
- Year and Date
  2014-11-17
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] Performance analysis of the Householder-type parallel tall-skinny QR factorizations toward automatic algorithm selection2014
- Author(s)
  T. Fukaya, T. Imamura and Y. Yamamoto
- Organizer
  The Ninth International Workshop on Automatic Performance Tuning (iWAPT2014)
- Place of Presentation
  Eugene, Oregon, USA
- Year and Date
  2014-07-01
- Data Source
  KAKENHI-PLANNED-22104004
[Presentation] Performance analysis of the Householder-type parallel tall-skinny QR factorizations toward automatic algorithm selection2014
- Author(s)
  T. Fukaya, T. Imamura and Y. Yamamoto
- Organizer
  The Ninth International Workshop on Automatic Performance Tuning (iWAPT2014)
- Place of Presentation
  Eugene, Oregon, USA
- Year and Date
  2014-07-01
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] CholeskyQR2: a simple and communication-avoiding algorithm for computing a tall-skinny QR factorization on a large-Scale parallel system2014
- Author(s)
  T. Fukaya, Y. Nakatsukasa, Y. Yanagisawa and Y. Yamamoto
- Organizer
  Scalable Algorithms for Large-Scale Systems (ScalA'14)
- Place of Presentation
  New Orleans, LA, USA
- Year and Date
  2014-11-17
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] CholeskyQR2: a simple and communication-avoiding algorithm for computing a tall-skinny QR factorization on a large-Scale parallel system2014
- Author(s)
  T. Fukaya, Y. Nakatsukasa, Y. Yanagisawa and Y. Yamamoto
- Organizer
  in Proceedings of the 5th Workshop on Latest Advances in Scalable Algorithms for Large-Scale Systems (ScalA'14)
- Place of Presentation
  New Orleans, LA, USA
- Year and Date
  2014-11-17
- Data Source
  KAKENHI-PLANNED-22104004
[Presentation] Performance Modeling of the Eigen-K Dense Eigensolver on Massively Parallel Machines2013
- Author(s)
  Takeshi Fukaya, Toshiyuki Imamura and Yusaku Yamamoto
- Organizer
  Conference on Computational Science and Engineering (CSE13)
- Place of Presentation
  Boston
- Data Source
  KAKENHI-PROJECT-21560065
[Presentation] A Nonlinear Eigenvalue Problem Arising in Theoretical Fluid Dynamics and Its Solution Using Signed Singular Values2013
- Author(s)
  Y. Yamamoto
- Organizer
  2013 NCTS Workshop on Numerical Linear Algebra and High Performance Computing (2013 NLA-HPC)
- Place of Presentation
  National Tsinghua University, Hsinchu, Taiwan
- Invited
- Data Source
  KAKENHI-PLANNED-22104004
[Presentation] Performance Evaluation and Tuning of Tall Skinny Type QR Factorization on the K Computer2013
- Author(s)
  Takeshi Fukaya and Yusaku Yamamoto
- 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] Performance Modeling of the Eigen-K Dense Eigensolver on Massively Parallel Machines2013
- Author(s)
  Takeshi Fukaya, Toshiyuki Imamura and Yusaku Yamamoto
- Organizer
  SIAM Conference on Computational Science and Engineering (CSE13)
- Place of Presentation
  米国，Boston
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] ブロックヤコビ法に基づく固有値解法の超並列計算機上での実装2013
- Author(s)
  工藤周平, 高橋佑輔, 深谷猛, 山本有作
- Organizer
  日本応用数理学会2013年度年会
- Place of Presentation
  アクロス福岡
- Data Source
  KAKENHI-PLANNED-22104004
[Presentation] Performance Modeling of the Eigen-K Dense Eigensolver on Massively Parallel Machines2013
- Author(s)
  Takeshi Fukaya, Toshiyuki Imamura and Yusaku Yamamoto
- Organizer
  SIAM Conference on Computational Science and Engineering (CSE13),The Westin Boston Waterfront
- Place of Presentation
  Boston, USA
- Data Source
  KAKENHI-PROJECT-21560065
[Presentation] エクサフロップス時代に向けた線形計算アルゴリズムの課題と研究動向2013
- Author(s)
  山本有作
- 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
  東京大学
- Invited
- Data Source
  KAKENHI-PLANNED-22104004
[Presentation] エクサフロップス時代に向けた線形計算アルゴリズムの課題と研究動向2013
- Author(s)
  山本有作
- 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16回研究会
- Place of Presentation
  東京大学（東京都文京区）
- Year and Date
  2013-12-26
- Invited
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] Performance Evaluation and Tuning of Tall Skinny Type QR Factorization on the K Computer2013
- Author(s)
  Takeshi Fukaya and Yusaku Yamamoto
- Organizer
  2013 Conference on Advanced Topics and Auto Tuning in High Performance Scientific Computing
- Place of Presentation
  Taipei
- Data Source
  KAKENHI-PROJECT-21560065
[Presentation] Performance of the Block Jacobi Method for the Symmetric Eigenvalue Problem on a Modern Massively Parallel Computer2012
- Author(s)
  Yuusuke Takahashi, Yuusuke Hirota and Yusaku Yamamoto
- Organizer
  ALGORITMY 2012
- Place of Presentation
  Podbanske, Slovakia
- Data Source
  KAKENHI-PROJECT-21560065
[Presentation] Cache optimization of a non-orthogonal joint diagonalization method2012
- Author(s)
  Yusuke Hirota, Yusaku Yamamoto, Shao-Liang Zhang
- Organizer
  SIAM Conference on Parallel Processing 2012
- Place of Presentation
  米国・サヴァンナ
- Year and Date
  2012-02-15
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] CPU-GPUヘテロジニアス環境向け特異値分解アルゴリズムの高速化2012
- Author(s)
  廣田悠輔, 山本有作
- Organizer
  日本応用数理学会 2012年度年会
- Place of Presentation
  稚内，稚内全日空ホテル
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] An Acceleration of Backward Transformation of Singular Vectors on a CPU and GPU Heterogeneous Environment2012
- Author(s)
  Yusuke Hirota and Yusaku Yamamoto
- Organizer
  Parallel Matrix Algorithms and Applications 2012, Birkbeck University of London
- Place of Presentation
  London, UK
- Data Source
  KAKENHI-PROJECT-21560065
[Presentation] Performance of the Block Jacobi Method for the Symmetric Eigenvalue Problem on a Modern Massively Parallel Computer2012
- Author(s)
  Yuusuke Takahashi, Yuusuke Hirota and Yusaku Yamamoto
- Organizer
  ALGORITMY 2012
- Place of Presentation
  スロバキア，Podbanske
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] 倍精度正方行列特異値分解アルゴリズムのGPGPU上での性能・精度評価2012
- Author(s)
  廣田悠輔, 橋本拓也, 山本有作
- Organizer
  日本応用数理学会「行列・固有値の解法とその応用」研究部会
- Place of Presentation
  福岡市西区
- Year and Date
  2012-03-08
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] Cache optimization of a non-orthogonal joint diagonalization method2012
- Author(s)
  Yusuke Hirota, Yusaku Yamamoto and Shao-Liang Zhang
- Organizer
  SIAM Conference on Parallel Processing 2012, Hyatt Regency Savannah
- Place of Presentation
  Savannah, USA
- Data Source
  KAKENHI-PROJECT-21560065
[Presentation] An Acceleration of Backward Transformation of Singular Vectors on a CPU and GPU Heterogeneous Environment2012
- Author(s)
  Yusuke Hirota and Yamamoto Yamamoto
- Organizer
  Parallel Matrix Algorithms and Applications 2012
- Place of Presentation
  英国，London
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] GPGPU向け倍精度正方行列特異値分解アルゴリズムの高速化2012
- Author(s)
  廣田悠輔, 橋本拓也, 山本有作
- Organizer
  日本計算工学会第17回計算工学講演会
- Place of Presentation
  京都，京都教育文化センター
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] An Acceleration of Backward Transformation of Singular Vectors on a CPU and GPU Heterogeneous Environment2012
- Author(s)
  Yusuke Hirota and Yamamoto Yamamoto
- Organizer
  Parallel Matrix Algorithms and Applications 2012
- Place of Presentation
  London
- Data Source
  KAKENHI-PROJECT-21560065
[Presentation] Cache optimization of a non-orthogonal joint diagonalization method2012
- Author(s)
  Yusuke Hirota, Yusaku Yamamoto, Shao-Liang Zhang
- Organizer
  SIAM Conference on Parallel Processing 2012
- Place of Presentation
  Hyatt Regency Savannah, Savannah, USA
- Year and Date
  2012-02-17
- Data Source
  KAKENHI-PROJECT-21560065
[Presentation] SMP上での並列QR分解に対する自動チューニングの検討2012
- Author(s)
  深谷猛, 山本有作, 張紹良
- Organizer
  日本応用数理学会 2012年度年会
- Place of Presentation
  稚内，稚内全日空ホテル
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] Auto-tuning for BLAS-based Matrix Computations2011
- Author(s)
  Takeshi Fukaya, Yusaku Yamamoto, and Shao-Liang Zhang
- Organizer
  SIAM Conference on Computational Science and Engineering(CSE11)
- Place of Presentation
  Nevada
- Data Source
  KAKENHI-PROJECT-21300013
[Presentation] Automatic Performance Tuning for the Blocked Householder QR Algorithm2011
- Author(s)
  Takeshi Fukaya, Yusaku Yamamoto, Shao-Liang Zhang
- Organizer
  The 7th East Asia SIAM Conference & RIMS Workshop on Methods in Industrial and Applied Mathematics
- Place of Presentation
  Waseda University, Kitakyushu Campus, Kitakyushu, Fukuoka
- Data Source
  KAKENHI-PROJECT-21300013
[Presentation] Auto-tuning for BLAS-based Matrix Computations2011
- Author(s)
  Takeshi Fukaya, Yusaku Yamamotoand S.-L. Zhang
- Organizer
  SIAM Conference on Computational Science and Engineering (CSE11), Grand Sierra Resort and Casino
- Place of Presentation
  Reno, Nevada
- Data Source
  KAKENHI-PROJECT-21560065
[Presentation] Automatic Performance Tuning for the Blocked Householder QR Algorithm2011
- Author(s)
  Takeshi Fukaya, Yusaku Yamamoto, Shao-Liang Zhang
- Organizer
  The 7th East Asia SIAM Conference & RIMS Workshop on Methods in Industrial and Applied Mathematics
- Place of Presentation
  福岡県北九州市
- Year and Date
  2011-06-27
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] Performance Modeling of Multishift QR Algorithms for the Parallel Solution of Symmetric Tridiagonal Eigenvalue Problems2010
- Author(s)
  Takafumi Miyata, Yusaku Yamamoto and Shao-Liang Zhang
- Organizer
  M2A2 2010
- Place of Presentation
  Busan
- Data Source
  KAKENHI-PROJECT-21300013
[Presentation] Acceleration of Hessenberg Reduction for Nonsymmetric Eigenvalue Problems Using GPU2010
- Author(s)
  Jun-ichi Muramatsu, Shao-Liang Zhang, Yusaku Yamamoto
- Organizer
  PDAA 2010
- Place of Presentation
  Hiroshima(広島県)
- Year and Date
  2010-11-19
- Data Source
  KAKENHI-PROJECT-21560065
[Presentation] LR flowから導かれる離散ハングリー系のベックルント変換2010
- Author(s)
  福田亜希子, 濱洋輔, 山本有作, 岩崎雅史, 石渡恵美子, 中村佳正
- Organizer
  研究集会「非線形波動研究の新たな展開-現象とモデル化-」
- Place of Presentation
  九州大学
- Year and Date
  2010-10-28
- Data Source
  KAKENHI-PROJECT-20740064
[Presentation] Acceleration of Hessenberg Reduction for Nonsymmetric Eigenvalue Problems Using GPU2010
- Author(s)
  J.Muramatsu, Y.Yamamoto, S.-L.Zhang
- Organizer
  First International Conference on Networking and Computing (ICNC 2010)
- Place of Presentation
  広島
- Year and Date
  2010-11-19
- Data Source
  KAKENHI-PROJECT-20246027
[Presentation] LR変換に関連する離散ハングリー系とそのベックルント変換22010
- Author(s)
  濱洋輔, 福田亜希子, 石渡恵美子, 岩崎雅史, 山本有作, 中村佳正
- Organizer
  日本応用数理学会年会
- Place of Presentation
  明治大学
- Year and Date
  2010-09-08
- Data Source
  KAKENHI-PROJECT-20740064
[Presentation] An Approach to Automatic Tuning for the Parallel Householder QR Decomposition2010
- Author(s)
  akeshi Fukaya, Yusaku Yamamotoand S.-L. Zhang
- Organizer
  SIAM Conference on Parallel Processing for Scientific Computing (PP10), Grand Hyatt Seattle, Seattle
- Place of Presentation
  Washington,(America)
- Data Source
  KAKENHI-PROJECT-21560065
[Presentation] A Projection Approach Based on the Residue Theorem for Eigenvalues within a Multiply Connected Domain2010
- Author(s)
  S.-L.Zhang, T.Miyata, L.Du, T.Sogabe, Y.Yamamoto
- Organizer
  The Third China-Japan-Korea Joint Conference on Numerical Mathematics
- Place of Presentation
  Gangneung, Korea.
- Data Source
  KAKENHI-PROJECT-19560065
[Presentation] LR変換に関連する離散ハングリー系とそのベックルント変換12010
- Author(s)
  福田亜希子, 山本有作, 岩崎雅史, 石渡恵美子, 中村佳正
- Organizer
  日本応用数理学会年会
- Place of Presentation
  明治大学
- Year and Date
  2010-09-08
- Data Source
  KAKENHI-PROJECT-20740064
[Presentation] Performance Modeling of Multishift QR Algorithms for the Parallel Solution of Symmetric Tridiagonal Eigenvalue Problems2010
- Author(s)
  Takafumi Miyata, Yusaku Yamamoto, Shao-Liang Zhang
- Organizer
  M2A2 2010
- Place of Presentation
  Busan(韓国)
- Year and Date
  2010-05-23
- Data Source
  KAKENHI-PROJECT-21560065
[Presentation] 行列の相似変形を与える離散ハングリー系のBacklund変換について2010
- Author(s)
  福田亜希子, 山本有作, 岩崎雅史, 石渡恵美子, 中村佳正
- Organizer
  日本数学会秋季総合分科会
- Place of Presentation
  名古屋大学
- Year and Date
  2010-09-24
- Data Source
  KAKENHI-PROJECT-20740064
[Presentation] An Approach to Automatic Tuning for the Parallel Householder QR decomposition2010
- Author(s)
  T.Fukaya, Y.Yamamoto, S.-L.Zhang
- Organizer
  SIAM Conference on Parallel Processing for Scientific Computing (PP10)
- Place of Presentation
  Seattle USA.
- Data Source
  KAKENHI-PROJECT-19560065
[Presentation] A Dynamic Programming Approach to Auto-Tuningthe Blocking Strategy For the Householder QR Decomposition2010
- Author(s)
  Takeshi Fukaya, Yusaku Yamamoto, and Shao-Liang Zhang
- Organizer
  Workshop on Advanced Auto-tuning on Numerical Software(AANS2010)
- Place of Presentation
  Tokyo
- Year and Date
  2010-08-02
- Data Source
  KAKENHI-PROJECT-21300013
[Presentation] A Projection Approach Based on the Residue Theorem for Eigenvalues within a Multiply Connected Domain2010
- Author(s)
  S.-L.Zhang, T.Miyata, L.Du, T.Sogabe, Y.Yamamoto
- Organizer
  The Third China-Japan-Korea Joint Conference on Numerical Mathematics
- Place of Presentation
  Gangneung, Korea
- Data Source
  KAKENHI-PLANNED-22104004
[Presentation] A Block IDR(s) method for linear systems with multiple right-hand sides2010
- Author(s)
  L.Du, T.Sogabe, Y.Yamamoto, B.Yu, S.-L.Zhang
- Organizer
  11th Copper Mountain Conference on Iterative methods, Copper Mountain
- Place of Presentation
  Colorado, USA.
- Data Source
  KAKENHI-PROJECT-19560065
[Presentation] Option Pricing based on the Fast Gauss Transform2009
- Author(s)
  Yusaku Yamamoto
- Organizer
  East Asia SIAM 2009
- Place of Presentation
  ブルネイ大学ブルネイ・ダルサラーム国
- Year and Date
  2009-06-10
- Data Source
  KAKENHI-PROJECT-18560058
[Presentation] A Numerical Method Based on the Residue Theorem for Computing Eigenvalues in Multiply Connected Region2009
- Author(s)
  T.Miyata, L.Du, T.Sogabe, Y.Yamamoto, S.-L.Zhang
- Organizer
  SIAM Conference on Applied Linear Algebra
- Place of Presentation
  Monterey USA.
- Year and Date
  2009-10-28
- Data Source
  KAKENHI-PROJECT-19560065
[Presentation] 帯行列の固有値を計算する離散可積分系について2009
- Author(s)
  福田亜希子, 石渡恵美子, 山本有作, 岩崎雅史, 中村佳正
- Organizer
  研究集会「非線形波動研究の現状と将来-次の10年への展望」
- Place of Presentation
  九州大学
- Year and Date
  2009-11-19
- Data Source
  KAKENHI-PROJECT-20740064
[Presentation] Large-scale electronic structure calculations and nanomaterial process2009
- Author(s)
  T.Hoshi, S.Yamamoto, T.Sogabe, S.-L.Zhang, S.Nishino, H.Teng, T.Fujiwara
- Organizer
  International Symposium of Electronic Structure Calculations -Theory, Correlated and Large Scale Systems and Numerical Methods-
- Place of Presentation
  Tokyo
- Data Source
  KAKENHI-PROJECT-19560065
[Presentation] Computation of eigenvalues in multiply connected region2009
- Author(s)
  T.Miyata, L.Du, T.Sogabe, Y.Yamamoto, S.-L.Zhang
- Organizer
  The 7th International Conference on Numerical Optimization and Numerical Linear Algebra
- Place of Presentation
  Lijiang, Yunnan, China.
- Data Source
  KAKENHI-PROJECT-19560065
[Presentation] A Dynamic Programming Approach to Optimizing the Blocking Strategy for the Householder QR Decompositio2009
- Author(s)
  T.Fukaya, Y.Yamamoto, S.-L.Zhang
- Organizer
  The 2nd International Conference on Mathematical Modelling and Computation and The 5th East Asia SIAM Conference
- Place of Presentation
  Universiti Brunei Darussalam, Brunei.
- Data Source
  KAKENHI-PROJECT-19560065
[Presentation] Option Pricing based on the Fast Gauss Transform2009
- Author(s)
  Yusaku Yamamoto
- Organizer
  The 5th East Asia SIAM Conference
- Place of Presentation
  Brunei(招待講演)
- Data Source
  KAKENHI-PROJECT-18560058
[Presentation] 正方行列向け特異値分解のCUDAによる高速化2009
- Author(s)
  深谷猛, 山本有作, 畝山多加志, 中村佳正
- Organizer
  情報処理学会 2009年ハイパフオーマンスコンピューテイングと計算科学シンポジウム
- Place of Presentation
  東京大学武田ホール
- Data Source
  KAKENHI-PROJECT-20246027
[Presentation] 行列の指数関数に基づく連立線形常微分方程式の大粒度並列解法とその評価2009
- Author(s)
  則竹渚宇, 山本有作, 張紹良
- Organizer
  日本応用数理学会研究部会連合発表会
- Data Source
  KAKENHI-PROJECT-18560058
[Presentation] 離散ハングリー可積分系に基づく帯行列の固有値計算アルゴリズムとその誤差評価2009
- Author(s)
  福田亜希子, 石渡恵美子, 山本有作, 岩崎雅史, 中村佳正
- Organizer
  日本応用数理学会年会
- Place of Presentation
  大阪大学
- Year and Date
  2009-09-29
- Data Source
  KAKENHI-PROJECT-20740064
[Presentation] A Dynamic Programming Approach to Optimizing the Blocking Strategy for the Householder QR Decomposition2008
- Author(s)
  T.Fukaya, Y.Yamamoto, S.-L.Zhang
- Organizer
  iWAPT 2008
- Place of Presentation
  Tsukuba.
- Year and Date
  2008-10-01
- Data Source
  KAKENHI-PROJECT-19560065
[Presentation] Performance of the Complex Hessenberg QR Algorithm on the CSX600 Processor2008
- Author(s)
  T.Miyata, Y.Yamamoto, S.-L.Zhang, Y.Nakamura
- Organizer
  SIAM Conference on Parallel Processing for Scientific Computing 2008
- Place of Presentation
  Atlanta GA, USA.
- Data Source
  KAKENHI-PROJECT-19560065
[Presentation] A Dynamic Programming Approach to Optimizing the Blocking Strategy for the Householder QR Decomposition2008
- Author(s)
  T. Fukaya, Y. Yamamoto, S-L. Zhane
- Organizer
  Third International Workshop on Automatic Performance Tuning (iWAPT2008)
- Place of Presentation
  エポカルつくば
- Year and Date
  2008-10-01
- Data Source
  KAKENHI-PROJECT-19024018
[Presentation] Performance of the Complex Hessenberg QR Algorithm on the CSX600 Processor2008
- Author(s)
  Takafumi Miyata, Yusaku Yamamoto, Shao-Liang Zhang, Yoshimasa Nakamura
- Organizer
  SIAM Conference on Parallel Processing for Scientific Computine 2008
- Place of Presentation
  アトランタ, 米国
- Data Source
  KAKENHI-PROJECT-18560058
[Presentation] 在庫管理問題の動的計画法による解法とCUDAを用いた高速化2008
- Author(s)
  李天, 河畠工, 山本有作, 畝山多加志, 張紹良
- Organizer
  先進的計算基盤システムシンポジウムSACSIS2008
- Place of Presentation
  つくば国際会議場
- Data Source
  KAKENHI-PROJECT-18560058
[Presentation] A Large-Grained Parallel Algorithm for Nonlinear Eigenvalue Problems Using Complex Contour Integration2008
- Author(s)
  T.Amako, Y.Yamamoto, S.-L.Zhang
- Organizer
  PARA 2008
- Place of Presentation
  Trondheim Norway.
- Data Source
  KAKENHI-PROJECT-19560065
[Presentation] An Efficient Parallelization of the QR Algorithm for Symmetric Tridiagonal Eigenproblems2008
- Author(s)
  T.Miyata, Y.Yamamoto, S.-L.Zhang
- Organizer
  The NIMS 2008 Conference & The 4th East Asia SIAM Conference
- Place of Presentation
  Daejeon Korea
- Data Source
  KAKENHI-PROJECT-19560065
[Presentation] A Large-Grained Parallel Algorithm for Nonlinear Eigenvalue Problems and Its Implementation Using OmniRPC2008
- Author(s)
  T.Amako, Y.Yamamoto, S.-L.Zhang
- Organizer
  Cluster 2008
- Place of Presentation
  Tsukuba.
- Data Source
  KAKENHI-PROJECT-19560065
[Presentation] Option Pricing based on the Fast Multipole Methods2007
- Author(s)
  Yusaku Yamamoto
- Organizer
  International Conference on Computational Methods 2007
- Place of Presentation
  広島市
- Year and Date
  2007-04-05
- Data Source
  KAKENHI-PROJECT-18560058
[Presentation] Accelerating the Complex Hessenberg QR Algorithm with the CSX600 Floating-Point Coprocessor2007
- Author(s)
  Y. Yamamoto, T. Miyata, Y. Nakamura
- Organizer
  IASTED Parallel and Distributed Computing and Systems (PDCS) 2007
- Place of Presentation
  ケンブリッジ
- Year and Date
  2007-11-20
- Data Source
  KAKENHI-PROJECT-19024018
[Presentation] 特異値計算のためのさまざまなシフト戦略に対する漸近的収束牲解析2007
- Author(s)
  山本有作, 木村欣司, 中村佳正
- Organizer
  日本応用数理学会平成19度会
- Place of Presentation
  北海道大学
- Year and Date
  2007-09-15
- Data Source
  KAKENHI-PROJECT-19024018
[Presentation] Accelerating the Singular Value Decomposition of Rectangular Matrices with the CSX600 and the Integrable SVD2007
- Author(s)
  Yusaku Yamamoto, Takeshi Fukaya, Takashi Uneyama, Masami Takata, Kinji Kimura, Masashi Iwasaki, Yoshimasa Nakamura
- Organizer
  PaCT-2007
- Place of Presentation
  ペレスラブル-ザレスキー, ロシア
- Data Source
  KAKENHI-PROJECT-18560058
[Presentation] Accelerating the Complex Hessenberg QR Algorithm with the CSX600 Floating-Point Coprocessor2007
- Author(s)
  Yusaku Yamamoto, Takafumi Miyata, Yoshimasa Nakamura
- Organizer
  PDCS2007
- Place of Presentation
  ドンブリッジ, 米国
- Data Source
  KAKENHI-PROJECT-18560058
[Presentation] 複素非対称行列向け固有値解法のCSX600による高速化2007
- Author(s)
  宮田考史, 山本有作, 中村佳正
- Organizer
  情報処理学会第111回HPC研究会
- Place of Presentation
  旭川クリスタルホール
- Year and Date
  2007-08-03
- Data Source
  KAKENHI-PROJECT-19024018
[Presentation] Comparison of Algorithms for Large Scale Nonlinear Eigenvalue Problems2007
- Author(s)
  Yusaku Yamamoto
- Organizer
  ICIAM07
- Place of Presentation
  スイス, チューリッヒ
- Data Source
  KAKENHI-PROJECT-18560058
[Presentation] Accelerating the Singular Value Decomposition of Rectangular Matrices with the CSX600 and the Integrable SVD2007
- Author(s)
  Y. Yamamoto, et. al.
- Organizer
  9th international conference on parallel computing technologies (PaCT-2007)
- Place of Presentation
  Pereslavl-Zalessky
- Year and Date
  2007-09-07
- Data Source
  KAKENHI-PROJECT-19024018
[Presentation] QR Algorithm for the Parallel Solution of Symmetric Tridiagonal Eigenproblem2007
- Author(s)
  T.Miyata, Y.Yamamoto, S.-L.Zhang
- Organizer
  Beijing-LIID and Nagoya-COE Joint Workshop on "Frontier of Computational Science
- Place of Presentation
  Beijing Cnian
- Year and Date
  2007-02-18
- Data Source
  KAKENHI-PROJECT-19560065
[Presentation] 対称行列向けマルチシフトQR法及び漸近的収束性解析2007
- Author(s)
  宮田考史, 岩崎雅吏, 山本有作, 張紹良
- Organizer
  第36回数値解析シンポジウム
- Place of Presentation
  ウェルシティ湯河原
- Year and Date
  2007-06-20
- Data Source
  KAKENHI-PROJECT-19024018
[Presentation] Efficient Parallel Implementation of a Weather Derivatives Pricing Algorithm based on the Fast Gauss Transform2006
- Author(s)
  Y. Yamamoto
- Organizer
  IPDPS 2006, Rhodes Island
- Place of Presentation
  Greece
- Data Source
  KAKENHI-PROJECT-18560058
[Presentation] Option Pricing based on the Fast Multipole Methods2006
- Author(s)
  Y. Yamamoto
- Organizer
  ICCM 2007, Hiroshima
- Place of Presentation
  April
- Data Source
  KAKENHI-PROJECT-18560058
[Presentation] totally nonnegative行列に対するシフト付きdhLVアルゴリズムの収束性について
- Author(s)
  新庄雅斗, 岩崎雅史, 福田亜希子, 石渡恵美子, 山本有作, 中村佳正
- Organizer
  第43回数値解析シンポジウム
- Place of Presentation
  ホテル日航八重山
- Year and Date
  2014-06-10 – 2014-06-13
- Data Source
  KAKENHI-PROJECT-26400208
[Presentation] A nonlinear eigenvalue problem arising in theoretical fluid dynamics and its solution using signed singular values
- Author(s)
  Y. Yamamoto
- Organizer
  The Fifth China-Japan-Korea Conference on Numerical Mathematics
- Place of Presentation
  Yinchuan, China
- Year and Date
  2014-08-25 – 2014-08-28
- Invited
- Data Source
  KAKENHI-PLANNED-22104004
[Presentation] A nonlinear eigenvalue problem arising in theoretical fluid dynamics and its solution using signed singular values
- Author(s)
  Y. Yamamoto
- Organizer
  The Fifth China-Japan-Korea Conference on Numerical Mathematics
- Place of Presentation
  銀川（中国）
- Year and Date
  2014-08-25 – 2014-08-28
- Invited
- Data Source
  KAKENHI-PROJECT-23240005
[Presentation] A nonlinear eigenvalue problem arising in theoretical fluid dynamics and its solution using signed singular values
- Author(s)
  Y. Yamamoto
- Organizer
  The Fifth China-Japan-Korea Conference on Numerical Mathematics
- Place of Presentation
  Yinchuan, China
- Year and Date
  2014-08-25 – 2014-08-28
- Invited
- Data Source
  KAKENHI-PROJECT-26286087
[Presentation] Performance analysis of the Householder-type parallel tall-skinny QR factorizations toward automatic algorithm selection
- Author(s)
  T. Fukaya, T. Imamura and Y. Yamamoto
- Organizer
  VECPAR 2014
- Place of Presentation
  ユージーン（米国）
- Year and Date
  2014-06-30 – 2014-07-03
- Data Source
  KAKENHI-PROJECT-23240005

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Yamamoto Yusaku 山本 有作

YAMAMOTO Yusaku 山本 有作

Research Projects

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高いスケーリング性能と高精度性を併せ持つ次世代固有値・特異値分解ライブラリの開発Principal InvestigatorOngoing

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非直交変換に基づく高速・高精度・安定な行列計算アルゴリズムの設計手法の確立Principal InvestigatorOngoing

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強スケーリング性能を指向した計算物理向け超並列行列計算ライブラリの開発Principal InvestigatorOngoing

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

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Fast and accurate eigenvalue solver for many-core processorsPrincipal Investigator

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Yamamoto Yusaku 山本有作

YAMAMOTO Yusaku 山本有作