| 2013 | PPAM | Eigen-G: GPU-Based Eigenvalue Solver for Real-Symmetric Dense Matrices. | Toshiyuki Imamura, Susumu Yamada, Masahiko Machida |
| 2012 | SC | Abstract: Communication Overlap Techniques for Improved Strong Scaling of Gyrokinetic Eulerian Code beyond 100k Cores on the K-Computer. | Yasuhiro Idomura, Motoki Nakata, Susumu Yamada, Masahiko Machida, Toshiyuki Imamura, Tomohiko Watanabe, Masanori Nunami, Hikaru Inoue, Shigenobu Tsutsumi, Ikuo Miyoshi, Naoyuki Shida |
| 2012 | SC | Poster: Communication Overlap Techniques for Improved Strong Scaling of Gyrokinetic Eulerian Code beyond 100k Cores on the K-Computer. | Yasuhiro Idomura, Motoki Nakata, Susumu Yamada, Masahiko Machida, Toshiyuki Imamura, Tomohiko Watanabe, Masanori Nunami, Hikaru Inoue, Shigenobu Tsutsumi, Ikuo Miyoshi, Naoyuki Shida |
| 2012 | SC | Abstract: Preliminary Report for a High Precision Distributed Memory Parallel Eigenvalue Solver. | Toshiyuki Imamura, Susumu Yamada, Masahiko Machida |
| 2012 | SC | Poster: Preliminary Report for a High Precision Distributed Memory Parallel Eigenvalue Solver. | Toshiyuki Imamura, Susumu Yamada, Masahiko Machida |
| 2011 | SC | Parallelization design on multi-core platforms in density matrix renormalization group toward 2-D quantum strongly-correlated systems. | Susumu Yamada, Toshiyuki Imamura, Masahiko Machida |
| 2006 | SC | Gordon Bell finalists I - High-performance computing for exact numerical approaches to quantum many-body problems on the earth simulator. | Susumu Yamada, Toshiyuki Imamura, Takuma Kano, Masahiko Machida |
| 2005 | SC | 16.447 TFlops and 159-Billion-dimensional Exact-diagonalization for Trapped Fermion-Hubbard Model on the Earth Simulator. | Susumu Yamada, Toshiyuki Imamura, Masahiko Machida |