Umpei Nagashima

	2011
28		Jun Koseki, Yukiumi Kita, Umpei Nagashima, Masanori Tachikawa: Theoretical study of the reversible photoconversion mechanism in Dronpa. Procedia CS 4: 251-260 (2011)
	2010
27		Tsutomu Ikegami, Tetsuya Sakurai, Umpei Nagashima: A filter diagonalization for generalized eigenvalue problems based on the Sakurai-Sugiura projection method. J. Computational Applied Mathematics 233(8): 1927-1936 (2010)
26		Hiroaki Umeda, Yuichi Inadomi, Toshio Watanabe, Toru Yagi, Takayoshi Ishimoto, Tsutomu Ikegami, Hiroto Tadano, Tetsuya Sakurai, Umpei Nagashima: Parallel Fock matrix construction with distributed shared memory model for the FMO-MO method. Journal of Computational Chemistry 31(13): 2381-2388 (2010)
	2009
25		Hiroaki Umeda, Yuichi Inadomi, Hiroaki Honda, Umpei Nagashima: Parallel Fock matrix construction program for molecular orbital calculation - Specific computer with a hierarchical network. Journal of Computational Chemistry 30(5): 826-831 (2009)
	2008
24		Tetsuya Sakurai, Yoshihisa Kodaki, Hiroto Tadano, Daisuke Takahashi, Mitsuhisa Sato, Umpei Nagashima: A parallel method for large sparse generalized eigenvalue problems using a GridRPC system. Future Generation Comp. Syst. 24(6): 613-619 (2008)
	2007
23		Mitsuhiro Kanazawa, Hisae Anyoji, Atsushi Ogiwara, Umpei Nagashima: De novo peptide sequencing using ion peak intensity and amino acid cleavage intensity ratio. Bioinformatics 23(9): 1068-1072 (2007)
	2006
22		Tetsuya Sakurai, Yoshihisa Kodaki, Hiroto Tadano, Hiroaki Umeda, Yuichi Inadomi, Toshio Watanabe, Umpei Nagashima: A Master-Worker Type Eigensolver for Molecular Orbital Computations. PARA 2006: 617-625
	2005
21		Tetsuya Sakurai, Yoshihisa Kodaki, Hiroaki Umeda, Yuichi Inadomi, Toshio Watanabe, Umpei Nagashima: A Hybrid Parallel Method for Large Sparse Eigenvalue Problems on a Grid Computing Environment Using Ninf-G/MPI. LSSC 2005: 438-445
20		Shigeyoshi Yamamoto, Umpei Nagashima: Four-index integral transformation exploiting symmetry. Computer Physics Communications 166(1): 58-65 (2005)
	2004
19		Hiroaki Umeda, Shiro Koseki, Umpei Nagashima: Improvement of parallelization performance of GAMESS: Global sum and (semi-)direct integral calculation in multireference perturbation calculation. Journal of Computational Chemistry 25(9): 1175-1183 (2004)
	2003
18		Takeshi Nishikawa, Umpei Nagashima, Satoshi Sekiguchi: Design and Implementation of Intelligent Scheduler for Gaussian Portal on Quantum Chemistry Grid. International Conference on Computational Science 2003: 244-253
	2002
17		Hajime Takashima, So Yamada, Shigeru Obara, Kunihiro Kitamura, Shinjiro Inabata, Nobuaki Miyakawa, Kazutoshi Tanabe, Umpei Nagashima: A novel parallel algorithm for large-scale Fock matrix construction with small locally distributed memory architectures: RT parallel algorithm. Journal of Computational Chemistry 23(14): 1337-1346 (2002)
	2001
16		Yuichi Inadomi, Tatsuya Nakano, Kazuo Kitaura, Umpei Nagashima: Increased Efficiency of Parallel Calculations of Fragment Molecular Orbitals by Using Fine-Grained Parallelization on a HITACHI SR8000 Supercomputer. HPCN Europe 2001: 569-572
15		Osamu Tatebe, Umpei Nagashima, Satoshi Sekiguchi, Hisayoshi Kitabayashi, Yoshiyuki Hayashida: Design and implementation of FMPL, a fast message-passing library for remote memory operations. SC 2001: 15
14		Hiroaki Umeda, Shiro Koseki, Umpei Nagashima, Michael W. Schmidt: Parallelization of multireference perturbation calculations with GAMESS. Journal of Computational Chemistry 22(12): 1243-1251 (2001)
13		Yuto Komeiji, Makoto Haraguchi, Umpei Nagashima: Parallel molecular dynamics simulation of a protein. Parallel Computing 27(8): 977-987 (2001)
	2000
12		Masayo Haneda, Mariko Sasakura, Umpei Nagashima, Yoshitoshi Kunieda, Kazuki Joe: Collaboration of Parafrase-2 and NaraView for Effective Parallelization Supports. PDPTA 2000
	1999
11		Atsuko Takefusa, Satoshi Matsuoka, Hidemoto Nakada, Kento Aida, Umpei Nagashima: Overview of a Performance Evaluation System for Global Computing Scheduling Algorithms. HPDC 1999
10		Hajime Takashima, Kunihiro Kitamura, Kazutoshi Tanabe, Umpei Nagashima: Is large-scale ab initio Hartree-Fock calculation chemically accurate? Toward improved calculation of biological molecule properties. Journal of Computational Chemistry 20(4): 443-454 (1999)
	1998
9		Hidemoto Nakada, Hiromitsu Takagi, Satoshi Matsuoka, Umpei Nagashima, Mitsuhisa Sato, Satoshi Sekiguchi: Utilizing the Metaserver Architecture in the Ninf Global Computing System. HPCN Europe 1998: 607-616
8		Kento Aida, Atsuko Takefusa, Hidemoto Nakada, Satoshi Matsuoka, Umpei Nagashima: A Performance Evaluation Model for Effective Job Scheduling in Global Computing Systems. HPDC 1998: 352-353
7		Hiromitsu Takagi, Satoshi Matsuoka, Hidemoto Nakada, Satoshi Sekiguchi, Mitsuhisa Sato, Umpei Nagashima: Ninflet: a migratable parallel objects framework using Java. Concurrency - Practice and Experience 10(11-13): 1063-1078 (1998)
	1997
6		Mitsuhisa Sato, Hidemoto Nakada, Satoshi Sekiguchi, Satoshi Matsuoka, Umpei Nagashima, Hiromitsu Takagi: Ninf: A Network Based Information Library for Global World-Wide Computing Infrastructure. HPCN Europe 1997: 491-502
5		Satoko Sakata, Umpei Nagashima, Mitsuhisa Sato, Satoshi Sekiguchi, Haruo Hosoya: Performance Evaluation of a Workstation Cluster, TMC CM-5, and Intel Paragon/XP Using a Parallel Homology Analysis Program. Parallel Computing 22(12): 1677-1693 (1997)
	1996
4		Yoshimi Isu, Umpei Nagashima, Tomoo Aoyama, Haruo Hosoya: Development of Neural Network Simulator for Structure-Activity Correlation of Molecules (NECO). Prediction of Endo/Exo Substitution of Norbornane Derivatives and of Carcinogenic Activity of PAHs from 13C-NMR Shifts. Journal of Chemical Information and Computer Sciences 36(2): 286-293 (1996)
	1995
3		Umpei Nagashima, Sachiko Hyugaji, Satoshi Sekiguchi, Mitsuhisa Sato, Haruo Hosoya: An Experience with Super-Linear Speedup Achieved by Parallel Computing on a Workstation Cluster: Parallel Calculation of Density of States of Large Scale Cyclic Polyacenes. Parallel Computing 21(9): 1491-1504 (1995)
	1994
2		Haruo Hosoya, Umpei Nagashima, Sachiko Hyugaji: Topological Twin Graphs. Smallest Pair of Isospectral Polyhedral Graphs with Eight Vertices. Journal of Chemical Information and Computer Sciences 34(2): 428-431 (1994)
	1990
1		Umpei Nagashima, Fumio Nishimoto, Takashi Shibata, Hiroshi Itoh, Minoru Gotoh: An improvement of I/O function for auxiliary storage: parallel I/O for a large scale supercomputing. ICS 1990: 48-59

Coauthor Index

1	Kento Aida	[8] [11]
2	Hisae Anyoji	[23]
3	Tomoo Aoyama	[4]
4	Minoru Gotoh	[1]
5	Masayo Haneda	[12]
6	Makoto Haraguchi	[13]
7	Yoshiyuki Hayashida	[15]
8	Hiroaki Honda	[25]
9	Haruo Hosoya	[2] [3] [4] [5]
10	Sachiko Hyugaji	[2] [3]
11	Tsutomu Ikegami	[26] [27]
12	Shinjiro Inabata	[17]
13	Yuichi Inadomi	[16] [21] [22] [25] [26]
14	Takayoshi Ishimoto	[26]
15	Yoshimi Isu	[4]
16	Hiroshi Itoh	[1]
17	Kazuki Joe	[12]
18	Mitsuhiro Kanazawa	[23]
19	Yukiumi Kita	[28]
20	Hisayoshi Kitabayashi	[15]
21	Kunihiro Kitamura	[10] [17]
22	Kazuo Kitaura	[16]
23	Yoshihisa Kodaki	[21] [22] [24]
24	Yuto Komeiji	[13]
25	Jun Koseki	[28]
26	Shiro Koseki	[14] [19]
27	Yoshitoshi Kunieda	[12]
28	Satoshi Matsuoka	[6] [7] [8] [9] [11]
29	Nobuaki Miyakawa	[17]
30	Hidemoto Nakada	[6] [7] [8] [9] [11]
31	Tatsuya Nakano	[16]
32	Takeshi Nishikawa	[18]
33	Fumio Nishimoto	[1]
34	Shigeru Obara	[17]
35	Atsushi Ogiwara	[23]
36	Satoko Sakata	[5]
37	Tetsuya Sakurai	[21] [22] [24] [26] [27]
38	Mariko Sasakura	[12]
39	Mitsuhisa Sato	[3] [5] [6] [7] [9] [24]
40	Michael W. Schmidt	[14]
41	Satoshi Sekiguchi	[3] [5] [6] [7] [9] [15] [18]
42	Takashi Shibata	[1]
43	Masanori Tachikawa	[28]
44	Hiroto Tadano	[22] [24] [26]
45	Hiromitsu Takagi	[6] [7] [9]
46	Daisuke Takahashi	[24]
47	Hajime Takashima	[10] [17]
48	Atsuko Takefusa	[8] [11]
49	Kazutoshi Tanabe	[10] [17]
50	Osamu Tatebe	[15]
51	Hiroaki Umeda	[14] [19] [21] [22] [25] [26]
52	Toshio Watanabe	[21] [22] [26]
53	Toru Yagi	[26]
54	So Yamada	[17]
55	Shigeyoshi Yamamoto	[20]

Colors in the list of coauthors

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