Masahiko Machida

Publication Activity (10 Years)

Years Active: 2003-2022
Publications (10 Years): 6

Top Topics

Symmetric Matrices

High Efficiency

Top Venues

IPDPS Workshops

Publications

Susumu Yamada, Toshiyuki Imamura, Masahiko Machida
High Performance Parallel LOBPCG Method for Large Hamiltonian Derived from Hubbard Model on Multi-GPU Systems. SCFA (2022)
Susumu Yamada, Masahiko Machida, Toshiyuki Imamura
High Performance Eigenvalue Solver for Hubbard Model: Tuning Strategies for LOBPCG Method on CUDA GPU. PARCO (2019)
Susumu Yamada, Toshiyuki Imamura, Masahiko Machida
High Performance LOBPCG Method for Solving Multiple Eigenvalues of Hubbard Model: Efficiency of Communication Avoiding Neumann Expansion Preconditioner. SCFA (2018)
Susumu Yamada, Toshiyuki Imamura, Masahiko Machida
Communication Avoiding Neumann Expansion Preconditioner for LOBPCG Method: Convergence Property of Exact Diagonalization Method for Hubbard Model. PARCO (2017)
Toshiyuki Imamura, Daichi Mukunoki, Yusuke Hirota, Susumu Yamada, Masahiko Machida
Design Towards Modern High Performance Numerical LA Library Enabling Heterogeneity and Flexible Data Formats. PARCO (2017)
Susumu Yamada, Toshiyuki Imamura, Takuya Ina, Narimasa Sasa, Yasuhiro Idomura, Masahiko Machida
Quadruple-Precision BLAS Using Bailey's Arithmetic with FMA Instruction: Its Performance and Applications. IPDPS Workshops (2017)
Susumu Yamada, Toshiyuki Imamura, Masahiko Machida
High Performance Eigenvalue Solver in Exact-diagonalization Method for Hubbard Model on CUDA GPU. PARCO (2015)
Toshiyuki Imamura, Takeshi Fukaya, Yusuke Hirota, Susumu Yamada, Masahiko Machida
CAHTR: Communication-Avoiding Householder TRidiagonalization. PARCO (2015)
Yasuhiro Idomura, Motoki Nakata, Susumu Yamada, Masahiko Machida, Toshiyuki Imamura, Tomohiko Watanabe, Masanori Nunami, Hikaru Inoue, Shigenobu Tsutsumi, Ikuo Miyoshi, Naoyuki Shida
Communication-overlap techniques for improved strong scaling of gyrokinetic Eulerian code beyond 100k cores on the K-computer. Int. J. High Perform. Comput. Appl. 28 (1) (2014)
Susumu Yamada, Toshiyuki Imamura, Masahiko Machida
Parallel Computing Design for Exact Diagonalization Scheme on Multi-band Hubbard Cluster Models. PARCO (2013)
Toshiyuki Imamura, Susumu Yamada, Masahiko Machida
Eigen-G: GPU-Based Eigenvalue Solver for Real-Symmetric Dense Matrices. PPAM (1) (2013)
Toshiyuki Imamura, Susumu Yamada, Masahiko Machida
A High Performance SYMV Kernel on a Fermi-core GPU. VECPAR (2012)
Yasuhiro Idomura, Motoki Nakata, Susumu Yamada, Masahiko Machida, Toshiyuki Imamura, Tomohiko Watanabe, Masanori Nunami, Hikaru Inoue, Shigenobu Tsutsumi, Ikuo Miyoshi, Naoyuki Shida
Abstract: Communication Overlap Techniques for Improved Strong Scaling of Gyrokinetic Eulerian Code beyond 100k Cores on the K-Computer. SC Companion (2012)
Yasuhiro Idomura, Motoki Nakata, Susumu Yamada, Masahiko Machida, Toshiyuki Imamura, Tomohiko Watanabe, Masanori Nunami, Hikaru Inoue, Shigenobu Tsutsumi, Ikuo Miyoshi, Naoyuki Shida
Poster: Communication Overlap Techniques for Improved Strong Scaling of Gyrokinetic Eulerian Code beyond 100k Cores on the K-Computer. SC Companion (2012)
Toshiyuki Imamura, Susumu Yamada, Masahiko Machida
Poster: Preliminary Report for a High Precision Distributed Memory Parallel Eigenvalue Solver. SC Companion (2012)
Toshiyuki Imamura, Susumu Yamada, Masahiko Machida
Abstract: Preliminary Report for a High Precision Distributed Memory Parallel Eigenvalue Solver. SC Companion (2012)
Susumu Yamada, Toshiyuki Imamura, Masahiko Machida
Parallelization design on multi-core platforms in density matrix renormalization group toward 2-D quantum strongly-correlated systems. SC (2011)
Toshiyuki Imamura, Takuma Kano, Susumu Yamada, Masahiko Okumura, Masahiko Machida
Grids. Int. J. High Perform. Comput. Appl. 24 (3) (2010)
Toshiyuki Imamura, Susumu Yamada, Masahiko Machida
Narrow-band reduction approach of a DRSM eigensolver on a multicore-based cluster system. PARCO (2009)
Susumu Yamada, Masahiko Okumura, Masahiko Machida
High Performance Computing for Eigenvalue Solver in Density-Matrix Renormalization Group Method: Parallelization of the Hamiltonian Matrix-Vector Multiplication. VECPAR (2008)
Susumu Yamada, Toshiyuki Imamura, Takuma Kano, Masahiko Machida
Gordon Bell finalists I - High-performance computing for exact numerical approaches to quantum many-body problems on the earth simulator. SC (2006)
Susumu Yamada, Toshiyuki Imamura, Masahiko Machida
16.14 TFLOPS Eigenvalue Solver on the Earth Simulator: Exact Diagonalization for Ultra Largescale Hamiltonian Matrix. ISHPC (2005)
Susumu Yamada, Toshiyuki Imamura, Masahiko Machida
16.447 TFlops and 159-Billion-dimensional Exact-diagonalization for Trapped Fermion-Hubbard Model on the Earth Simulator. SC (2005)
Susumu Yamada, Toshiyuki Imamura, Masahiko Machida
10TFLOPS Eigenvalue Solver for Strongly-Correlated Fermions on the Earth Simulator. Parallel and Distributed Computing and Networks (2005)
Kenji Higuchi, Toshiyuki Imamura, Yoshio Suzuki, Futoshi Shimizu, Masahiko Machida, Takayuki Otani, Yukihiro Hasegawa, Nobuhiro Yamagishi, Kazuyuki Kimura, Tetsuo Aoyagi, Norihiro Nakajima, Masahiro Fukuda, Genki Yagawa
Grid Computing Supporting System on ITBL Project. ISHPC (2003)