二村 保徳(フタムラ ヤスノリ)

研究者情報全体を表示

論文
  • Benefits from using mixed precision computations in the ELPA-AEO and ESSEX-II eigensolver projects
    Alvermann Andreas; Basermann Achim; Bungartz Hans-Joachi...
    Japan Journal of Industrial and Applied Mathematics/36(2)/pp.699-717, 2019-04
  • Parallel implementation of the nonlinear semi-NMF based alternating optimization method for deep neural networks
    Imakura Akira; Inoue Yuto; Tetsuya Sakurai; Futamura Yas...
    Neural Processing Letters/47(3)/pp.815-827, 2018-06
  • Graph Clustering via Cohesiveness-aware Vector Partitioning
    Hiroaki Shiokawa; Yasunori Futamura
    Proceedings of the 20th International Conference on Information Integration and Web-based Applications and Services (iiWAS2018)/pp.33-40, 2018-12
  • Performance evaluation of the Sakurai-Sugiura method with a block Krylov subspace linear solver for large dense Hermitian-definite generalized eigenvalue problems
    Yano Takahiro; Futamura Yasunori; Imakura Akira; Sakurai ...
    JSIAM LETTERS/10/pp.77-80, 2018
  • Efficient and Scalable Calculation of Complex Band Structure using Sakurai-Sugiura Method
    Iwase Shigeru; Futamura Yasunori; Imakura Akira; Sakurai ...
    Proc. of The International Conference for High Performance Computing, Networking, Storage and Analysis (SC'17), 2017-11
  • Contour integral method for obtaining the self-energy matrices of electrodes in electron transport calculations
    Iwase Shigeru; Futamura Yasunori; Imakura Akira; Sakur...
    PHYSICAL REVIEW B/97(19)/p.195449, 2018-05
  • Efficient Calculation of Electronic Structure Using O(N) Density Functional Theory
    Nakata Ayako; Futamura Yasunori; Sakurai Tetsuya; Bowl...
    Journal of chemical theory and computation/13(9)/pp.4146-4153, 2017-08
  • Reduced-Shifted Conjugate-Gradient Method for a Green's Function: Efficient Numerical Approach in a Nano-Structured Superconductor
    Nagai Yuki; Shinohara Yasushi; Futamura Yasunori; Saku...
    Journal of the Physical Society of Japan/86(1)/pp.014708-1-014708-9, 2016-12
  • Eigenspectrum Calculation of the Non-Hermitian O(a)-Improved Wilson-Dirac Operator using the Sakurai-Sugiura Method
    Kuramashi Yoshinobu; Suno Hiroya; Nakamura Yoshifumi; Ishika...
    Proceedings of Science/LATTICE 2015/p.026, 2016-06
  • 殻模型計算における確率論的な準位密度計算法
    清水 則孝; 二村 保徳; 櫻井 鉄也; 水崎 高浩; 宇都野 穣; 大塚 孝治
    日本物理学会講演概要集/70(2)/p.183, 2015-09
  • Stochastic estimation of nuclear level density in the nuclear shell model: An application to parity-dependent level density in Ni-58
    Shimizu Noritaka; Utsuno Yutaka; Futamura Yasunori; Sa...
    PHYSICS LETTERS B/753/pp.13-17, 2016-02
  • O(N)-DFT計算プログラムCONQUESTと櫻井-杉浦法による大規模系の一電子波動関数解析
    中田 彩子; Bowler D. R.; 二村 保徳; 櫻井 鉄也; 宮崎 剛
    日本物理学会講演概要集/70(1)/p.3198, 2015-03
  • Filter analysis for the stochastic estimation of eigenvalue counts
    Maeda Yasuyuki; Futamura Yasunori; Imakura Akira; Sakurai Te...
    JSIAM Letters/7(0)/pp.53-56, 2015-07
  • Multi-GPU scalable implementation of a contour-integral-based eigensolver for real symmetric dense generalized eigenvalue problems
    Yano Takahiro; Futamura Yasunori; Sakurai Tetsuya
    Proceedings of 8th International Conference on P2P, Parallel, Grid, Cloud and Internet Computing (3PGCIC-2013)/pp.121-127, 2013
  • Efficient Algorithm for Linear Systems Arising in Solutions of Eigenproblems and its Application to Electronic-Structure Calculations
    Futamura Yasunori; Sakurai Tetsuya; Furuya Shinnosuke; Iwata...
    Lecture Notes in Computer Science (HIGH PERFORMANCE COMPUTING FOR COMPUTATIONAL SCIENCE - VECPAR 2012)/7851/pp.226-235, 2013-06
  • Sakurai-Sugiura法による実空間Bogoliubov-de Gennes方程式の高速数値解法(7aBB 超伝導・密度波,領域6(金属(液体金属・準結晶)・低温(超低温・超伝導・密度波)))
    永井 佑紀; 篠原 康; 二村 保徳; 太田 幸宏; 櫻井 鉄也
    日本物理学会講演概要集/69(2)/p.556, 2014-08