Author

Keiji Matsumoto

Observed names: K. MATSUMOTO, K. Matsumoto, K. T. Matsumoto, KEIJI MATSUMOTO, Keiji MATSUMOTO, MATSUMOTO, Keiji, Matsumoto, K, Matsumoto, Keiji, matsumoto, Keiji, 松本, 圭次, 松本, 圭次
Institution: Hokkaido University
Observed institutions: Hitotsubashi University, Hiroshima University, Toshiba (Japan), Russian Academy of Sciences, Osaka Sangyo University, Kyushu University, University of Tsukuba, Osaka Prefecture University, Horiba (Japan), Shiga University of Medical Science, Yamaguchi University, Otaru University of Commerce, National Institute of Informatics, Wakayama Medical University, Hosei University, Hokkaido University, University of Michigan, Southern Scientific Center, Osaka City University, Fukuoka University, Juntendo University, Japan Science and Technology Agency, Yanmar (Japan), Kyushu University Hospital, Platov South-Russian State Polytechnic University, National Institute of Technology, Kitakyushu College, Kitasato University Hospital, SAGA Heavy Ion Medical Accelerator in Tosu, Nagoya City University Hospital, National Institute of Technology, Association of Super-Advanced Electronics, Kaneka (Japan), Mitsubishi Electric (Japan), Hyogo Brain and Heart Center, Juntendo University Urayasu Hospital, Harasanshin Hospital, Sony (Japan), IBM Research - Tokyo, Horiba (United Kingdom), Kyushu University Beppu Hospital, Renesas Electronics (Japan), Research Organization of Information and Systems, Akashi Medical Center, Tohoku Medical and Pharmaceutical University Wakabayashi Hospital, Mitsubishi Fuso Truck and Bus (Japan), IBM Japan, Ltd. (Japan), Shinkawa Ltd. (Japan), Fujitec Co., Ltd. (Japan), Hitachi Cable, Ltd. (Japan), Toshiba Energy Systems & Solutions Corporation (Japan), National Cancer Center Hospital, Toyama Prefectural University, Kitasato University, Kobe University, Osaka Institute of Technology, The University of Tokyo, Tokyo University of Agriculture and Technology
ORCID: 0000-0002-9957-8042
Observed ORCID: 0000-0002-9957-8042
OpenAlex ID: A5102839857
2001 · Heng Fan, Keiji Matsumoto, et al. · Physical Review A · 121
1995 · Koji Cho, Keiji Matsumoto · Nagoya Mathematical Journal · 119
2003 · Heng Fan, Hiroshi Imai, et al. · Physical Review A · 115
2005 · King, Christopher, Matsumoto, Keiji, et al. · arXiv (Cornell University) · 109
1992 · KEIJI MATSUMOTO, TAKESHI SASAKI, et al. · International Journal of Mathematics · 102
2008 · Masahito Hayashi, Keiji Matsumoto · Journal of Mathematical Physics · 100
2003 · Hirotada Kobayashi, Keiji Matsumoto · Journal of Computer and System Sciences · 93
2002 · Masahito Hayashi, Keiji Matsumoto · Physical Review A · 90
1997 · Matsumoto, K · CERN Document Server (European Organization for Nuclear Research) · 88
2012 · Kaori Asai, Yoshiyuki Shioyama, et al. · International Journal of Radiation Oncology*Biology*Physics · 85
2009 · Tsuyoshi Ito, Hirotada Kobayashi, et al. · Proceedings - IEEE Conference on Computational Complexity/Proceedings · 69
2006 · Masahito Hayashi, Keiji Matsumoto, et al. · Journal of Physics A Mathematical and General · 69
2018 · Keiji Matsumoto · Springer proceedings in mathematics & statistics · 67
2004 · Keiji Matsumoto, Toshiyuki Shimono, et al. · Communications in Mathematical Physics · 65
2003 · Heng Fan, Keiji Matsumoto, et al. · Journal of Physics A Mathematical and General · 59
2012 · Seiichiro Tani, Hirotada Kobayashi, et al. · ACM Transactions on Computation Theory · 58
2008 · Julia Kempe, Hirotada Kobayashi, et al. · Annual Symposium on Foundations of Computer Science · 54
2003 · Hirotada Kobayashi, Keiji Matsumoto, et al. · Lecture notes in computer science · 54
1998 · Keiji Matsumoto · Osaka City University (Osaka City University) · 53
2011 · Julia Kempe, Hirotada Kobayashi, et al. · SIAM Journal on Computing · 48
2005 · M. Hayashi, H. Imai, et al. · Quantum Information and Computation · 47
2001 · Heng Fan, Keiji Matsumoto, et al. · Physical Review A · 47
2002 · Jumpei Niwa, Keiji Matsumoto, et al. · Physical Review A · 46
2004 · Keiji Matsumoto, Fumitaka Yura · Journal of Physics A Mathematical and General · 45
Works count: 400
Citation count: 4,080
H-index: 33
I10-index: 100
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