Yasunori Futamura
Efficient parameter estimation and implementation of a contour integral-based eigensolver
T Sakurai, Y Futamura, H Tadano
Journal of Algorithms & Computational Technology 7 (3), 249-269, 2013
Parallel stochastic estimation method of eigenvalue distribution
Y Futamura, H Tadano, T Sakurai
JSIAM Letters 2, 127-130, 2010
Stochastic estimation method of eigenvalue density for nonlinear eigenvalue problem on the complex plane
Y Maeda, Y Futamura, T Sakurai
JSIAM letters 3, 61-64, 2011
Stochastic estimation of nuclear level density in the nuclear shell model: An application to parity-dependent level density in 58Ni
N Shimizu, Y Utsuno, Y Futamura, T Sakurai, T Mizusaki, T Otsuka
Physics Letters B 753, 13-17, 2016
Efficient calculation of electronic structure using O (N) density functional theory
A Nakata, Y Futamura, T Sakurai, DR Bowler, T Miyazaki
Journal of chemical theory and computation 13 (9), 4146-4153, 2017
Numerical Construction of a Low-Energy Effective Hamiltonian in a Self-Consistent Bogoliubov–de Gennes Approach of Superconductivity
Y Nagai, Y Shinohara, Y Futamura, Y Ota, T Sakurai
Journal of the Physical Society of Japan 82 (9), 094701, 2013
Efficient algorithm for linear systems arising in solutions of eigenproblems and its application to electronic-structure calculations
Y Futamura, T Sakurai, S Furuya, JI Iwata
International Conference on High Performance Computing for Computational …, 2012
Reduced-Shifted Conjugate-Gradient Method for a Green’s Function: Efficient Numerical Approach in a Nano-Structured Superconductor
Y Nagai, Y Shinohara, Y Futamura, T Sakurai
Journal of the Physical Society of Japan 86 (1), 014708, 2017
Benefits from using mixed precision computations in the ELPA-AEO and ESSEX-II eigensolver projects
A Alvermann, A Basermann, HJ Bungartz, C Carbogno, D Ernst, H Fehske, ...
Japan Journal of Industrial and Applied Mathematics 36 (2), 699-717, 2019
Efficient and scalable calculation of complex band structure using Sakurai-Sugiura method
S Iwase, Y Futamura, A Imakura, T Sakurai, T Ono
Proceedings of the International Conference for High Performance Computing …, 2017
Filter analysis for the stochastic estimation of eigenvalue counts
Y Maeda, Y Futamura, A Imakura, T Sakurai
JSIAM Letters 7, 53-56, 2015
z-Pares: parallel eigenvalue solver
Y Futamura, S Sakurai
Block conjugate gradient type methods for the approximation of bilinear form CHA− 1B
L Du, Y Futamura, T Sakurai
Computers & Mathematics with Applications 66 (12), 2446-2455, 2014
High Performance Computing for Computational Science VECPAR 2012
Y Futamura, T Sakurai, S Furuya, JI Iwata
Lecture Notes in Computer Science 7851, 226, 2013
Scalable eigen-analysis engine for large-scale eigenvalue problems
T Sakurai, Y Futamura, A Imakura, T Imamura
Advanced Software Technologies for Post-Peta Scale Computing, 37-57, 2019
Parallel implementation of the nonlinear semi-NMF based alternating optimization method for deep neural networks
A Imakura, Y Inoue, T Sakurai, Y Futamura
Neural Processing Letters 47 (3), 815-827, 2018
Highly parallel computation of generalized eigenvalue problem in vibration for automatic transmission of vehicles using the Sakurai–Sugiura method and supercomputers
T Ide, Y Inoue, Y Futamura, T Sakurai
Mathematical Analysis of Continuum Mechanics and Industrial Applications …, 2017
Alternating optimization method based on nonnegative matrix factorizations for deep neural networks
T Sakurai, A Imakura, Y Inoue, Y Futamura
International Conference on Neural Information Processing, 354-362, 2016
Multi-GPU scalable implementation of a contour-integral-based eigensolver for real symmetric dense generalized eigenvalue problems
T Yano, Y Futamura, T Sakurai
2013 Eighth International Conference on P2P, Parallel, Grid, Cloud and …, 2013
Contour integral method for obtaining the self-energy matrices of electrodes in electron transport calculations
S Iwase, Y Futamura, A Imakura, T Sakurai, S Tsukamoto, T Ono
Physical Review B 97 (19), 195449, 2018
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