Hiroaki Umeda

According to our database, Hiroaki Umeda authored at least 11 papers between 2001 and 2010.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2010

Parallel Fock matrix construction with distributed shared memory model for the FMO-MO method.

Hiroaki Umeda, Yuichi Inadomi, Toshio Watanabe, Toru Yagi, Takayoshi Ishimoto, Tsutomu Ikegami, Hiroto Tadano, Tetsuya Sakurai, Umpei Nagashima

J. Comput. Chem., 2010

Fragment molecular orbital study of the electronic excitations in the photosynthetic reaction center of <i>Blastochloris viridis</i>.

Tsutomu Ikegami, Toyokazu Ishida, Dmitri G. Fedorov, Kazuo Kitaura, Yuichi Inadomi, Hiroaki Umeda, Mitsuo Yokokawa, Satoshi Sekiguchi

J. Comput. Chem., 2010

2009

Parallel Fock matrix construction program for molecular orbital calculation - Specific computer with a hierarchical network.

Hiroaki Umeda, Yuichi Inadomi, Hiroaki Honda, Umpei Nagashima

J. Comput. Chem., 2009

2008

Modified Fast-sample/Fast-hold Approximation for Sampled-data System Analysis.

Tomomichi Hagiwara, Hiroaki Umeda

Eur. J. Control, 2008

2007

Robust stability analysis of sampled-data systems with noncausal periodically time-varying scaling: Optimization of scaling via approximate discretization and error bound analysis.

Tomomichi Hagiwara, Hiroaki Umeda

Proceedings of the 46th IEEE Conference on Decision and Control, 2007

2006

A Master-Worker Type Eigensolver for Molecular Orbital Computations.

Tetsuya Sakurai, Yoshihisa Kodaki, Hiroto Tadano, Hiroaki Umeda, Yuichi Inadomi, Toshio Watanabe, Umpei Nagashima

Proceedings of the Applied Parallel Computing. State of the Art in Scientific Computing, 2006

Discretization of Continuous-Time Controllers Based on the Hilbert-Schmidt Norm of the Sampled-Data Frequency Response.

Tomomichi Hagiwara, Hiroaki Umeda, Masashi Sawada

Proceedings of the 45th IEEE Conference on Decision and Control, 2006

2005

Full Electron Calculation Beyond 20, 000 Atoms: Ground Electronic State of Photosynthetic Proteins.

Tsutomu Ikegami, Toyokazu Ishida, Dmitri G. Fedorov, Kazuo Kitaura, Yuichi Inadomi, Hiroaki Umeda, Mitsuo Yokokawa, Satoshi Sekiguchi

Proceedings of the ACM/IEEE SC2005 Conference on High Performance Networking and Computing, 2005

A Hybrid Parallel Method for Large Sparse Eigenvalue Problems on a Grid Computing Environment Using Ninf-G/MPI.

Tetsuya Sakurai, Yoshihisa Kodaki, Hiroaki Umeda, Yuichi Inadomi, Toshio Watanabe, Umpei Nagashima

Proceedings of the Large-Scale Scientific Computing, 5th International Conference, 2005

2004

Improvement of parallelization performance of GAMESS: Global sum and (semi-)direct integral calculation in multireference perturbation calculation.

Hiroaki Umeda, Shiro Koseki, Umpei Nagashima

J. Comput. Chem., 2004

2001

Parallelization of multireference perturbation calculations with GAMESS.

Hiroaki Umeda, Shiro Koseki, Umpei Nagashima, Michael W. Schmidt

J. Comput. Chem., 2001