National Institute of Informatics

Short name

NII

Country, city

Japan, Tokyo

04ksd4g47

Organization website

Publications

4 217

Citations

80 846

h-index

117

Top-3 journals

Lecture Notes in Computer Science (1187 publications)

Physical Review A (121 publications)

IEICE Transactions on Information and Systems (106 publications)

Top-3 organizations

University of Tokyo (665 publications)

The Graduate University for Advanced Studies (583 publications)

Japan Science and Technology Agency (239 publications)

Top-3 foreign organizations

Stanford University (137 publications)

East China Normal University (56 publications)

New York University Shanghai (54 publications)

Most cited in 5 years

Found

Publication title from chars

Publisher

Journal

Field of science

Countries

Open access

SCImago

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Since

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Publications found: 0

Since 1991

Total publications

4217

Total citations

80846

Citations per publication

19.17

Average publications per year

124.03

Average authors per publication

4.53

h-index

117

Metrics description

h-index

A scientist has an h-index if h of his N publications are cited at least h times each, while the remaining (N - h) publications are cited no more than h times each.

https://www.pnas.org/doi/full/10.1073/pnas.0507655102

Top-30

Fields of science

	100 200 300 400 500 600
Software	Software, 560, 8.01% Software 560 publications, 8.01%
Electrical and Electronic Engineering	Electrical and Electronic Engineering, 482, 6.89% Electrical and Electronic Engineering 482 publications, 6.89%
Computer Science Applications	Computer Science Applications, 387, 5.53% Computer Science Applications 387 publications, 5.53%
Hardware and Architecture	Hardware and Architecture, 345, 4.93% Hardware and Architecture 345 publications, 4.93%
Computer Networks and Communications	Computer Networks and Communications, 341, 4.88% Computer Networks and Communications 341 publications, 4.88%
Artificial Intelligence	Artificial Intelligence, 322, 4.6% Artificial Intelligence 322 publications, 4.6%
Theoretical Computer Science	Theoretical Computer Science, 274, 3.92% Theoretical Computer Science 274 publications, 3.92%
General Computer Science	General Computer Science, 204, 2.92% General Computer Science 204 publications, 2.92%
Applied Mathematics	Applied Mathematics, 198, 2.83% Applied Mathematics 198 publications, 2.83%
Computer Vision and Pattern Recognition	Computer Vision and Pattern Recognition, 195, 2.79% Computer Vision and Pattern Recognition 195 publications, 2.79%
Information Systems	Information Systems, 190, 2.72% Information Systems 190 publications, 2.72%
Computational Theory and Mathematics	Computational Theory and Mathematics, 176, 2.52% Computational Theory and Mathematics 176 publications, 2.52%
Signal Processing	Signal Processing, 169, 2.42% Signal Processing 169 publications, 2.42%
General Physics and Astronomy	General Physics and Astronomy, 154, 2.2% General Physics and Astronomy 154 publications, 2.2%
Discrete Mathematics and Combinatorics	Discrete Mathematics and Combinatorics, 151, 2.16% Discrete Mathematics and Combinatorics 151 publications, 2.16%
Atomic and Molecular Physics, and Optics	Atomic and Molecular Physics, and Optics, 132, 1.89% Atomic and Molecular Physics, and Optics 132 publications, 1.89%
General Medicine	General Medicine, 129, 1.84% General Medicine 129 publications, 1.84%
General Engineering	General Engineering, 128, 1.83% General Engineering 128 publications, 1.83%
Control and Systems Engineering	Control and Systems Engineering, 125, 1.79% Control and Systems Engineering 125 publications, 1.79%
Computer Graphics and Computer-Aided Design	Computer Graphics and Computer-Aided Design, 109, 1.56% Computer Graphics and Computer-Aided Design 109 publications, 1.56%
Computational Mathematics	Computational Mathematics, 89, 1.27% Computational Mathematics 89 publications, 1.27%
General Materials Science	General Materials Science, 86, 1.23% General Materials Science 86 publications, 1.23%
Human-Computer Interaction	Human-Computer Interaction, 81, 1.16% Human-Computer Interaction 81 publications, 1.16%
Media Technology	Media Technology, 81, 1.16% Media Technology 81 publications, 1.16%
Multidisciplinary	Multidisciplinary, 78, 1.12% Multidisciplinary 78 publications, 1.12%
Electronic, Optical and Magnetic Materials	Electronic, Optical and Magnetic Materials, 68, 0.97% Electronic, Optical and Magnetic Materials 68 publications, 0.97%
Condensed Matter Physics	Condensed Matter Physics, 59, 0.84% Condensed Matter Physics 59 publications, 0.84%
Modeling and Simulation	Modeling and Simulation, 49, 0.7% Modeling and Simulation 49 publications, 0.7%
Computer Science (miscellaneous)	Computer Science (miscellaneous), 45, 0.64% Computer Science (miscellaneous) 45 publications, 0.64%
Biochemistry	Biochemistry, 44, 0.63% Biochemistry 44 publications, 0.63%
	100 200 300 400 500 600

Journals

	200 400 600 800 1000 1200
Lecture Notes in Computer Science	Lecture Notes in Computer Science, 1187, 28.15% Lecture Notes in Computer Science 1187 publications, 28.15%
Physical Review A	Physical Review A, 121, 2.87% Physical Review A 121 publications, 2.87%
IEICE Transactions on Information and Systems	IEICE Transactions on Information and Systems, 106, 2.51% IEICE Transactions on Information and Systems 106 publications, 2.51%
IEEE Access	IEEE Access, 66, 1.57% IEEE Access 66 publications, 1.57%
Proceedings of the AAAI Conference on Artificial Intelligence	Proceedings of the AAAI Conference on Artificial Intelligence, 54, 1.28% Proceedings of the AAAI Conference on Artificial Intelligence 54 publications, 1.28%
Theoretical Computer Science	Theoretical Computer Science, 44, 1.04% Theoretical Computer Science 44 publications, 1.04%
Communications in Computer and Information Science	Communications in Computer and Information Science, 43, 1.02% Communications in Computer and Information Science 43 publications, 1.02%
Physical Review B	Physical Review B, 42, 1% Physical Review B 42 publications, 1%
Proceedings of SPIE - The International Society for Optical Engineering	Proceedings of SPIE - The International Society for Optical Engineering, 40, 0.95% Proceedings of SPIE - The International Society for Optical Engineering 40 publications, 0.95%
Journal of Combinatorial Theory. Series B	Journal of Combinatorial Theory. Series B, 38, 0.9% Journal of Combinatorial Theory. Series B 38 publications, 0.9%
Physical Review Letters	Physical Review Letters, 37, 0.88% Physical Review Letters 37 publications, 0.88%
New Journal of Physics	New Journal of Physics, 34, 0.81% New Journal of Physics 34 publications, 0.81%
IEEE Transactions on Multimedia	IEEE Transactions on Multimedia, 30, 0.71% IEEE Transactions on Multimedia 30 publications, 0.71%
IEICE Transactions on Communications	IEICE Transactions on Communications, 28, 0.66% IEICE Transactions on Communications 28 publications, 0.66%
New Generation Computing	New Generation Computing, 28, 0.66% New Generation Computing 28 publications, 0.66%
Advances in Intelligent Systems and Computing	Advances in Intelligent Systems and Computing, 28, 0.66% Advances in Intelligent Systems and Computing 28 publications, 0.66%
Advanced Robotics	Advanced Robotics, 25, 0.59% Advanced Robotics 25 publications, 0.59%
Studies in Computational Intelligence	Studies in Computational Intelligence, 24, 0.57% Studies in Computational Intelligence 24 publications, 0.57%
Algorithmica	Algorithmica, 24, 0.57% Algorithmica 24 publications, 0.57%
IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences	IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, 21, 0.5% IEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences 21 publications, 0.5%
IEEE Internet of Things Journal	IEEE Internet of Things Journal, 21, 0.5% IEEE Internet of Things Journal 21 publications, 0.5%
Scientific Reports	Scientific Reports, 21, 0.5% Scientific Reports 21 publications, 0.5%
IEEE Transactions on Image Processing	IEEE Transactions on Image Processing, 21, 0.5% IEEE Transactions on Image Processing 21 publications, 0.5%
Graphs and Combinatorics	Graphs and Combinatorics, 21, 0.5% Graphs and Combinatorics 21 publications, 0.5%
Discrete Mathematics	Discrete Mathematics, 20, 0.47% Discrete Mathematics 20 publications, 0.47%
IEEE/ACM Transactions on Audio Speech and Language Processing	IEEE/ACM Transactions on Audio Speech and Language Processing, 20, 0.47% IEEE/ACM Transactions on Audio Speech and Language Processing 20 publications, 0.47%
PLoS ONE	PLoS ONE, 20, 0.47% PLoS ONE 20 publications, 0.47%
IFAC-PapersOnLine	IFAC-PapersOnLine, 19, 0.45% IFAC-PapersOnLine 19 publications, 0.45%
IEEE Transactions on Vehicular Technology	IEEE Transactions on Vehicular Technology, 19, 0.45% IEEE Transactions on Vehicular Technology 19 publications, 0.45%
Procedia Computer Science	Procedia Computer Science, 19, 0.45% Procedia Computer Science 19 publications, 0.45%
	200 400 600 800 1000 1200

Publishers

	200 400 600 800 1000 1200 1400 1600 1800 2000
Springer Nature	Springer Nature, 1916, 45.44% Springer Nature 1916 publications, 45.44%
Elsevier	Elsevier, 483, 11.45% Elsevier 483 publications, 11.45%
Institute of Electrical and Electronics Engineers (IEEE)	Institute of Electrical and Electronics Engineers (IEEE), 440, 10.43% Institute of Electrical and Electronics Engineers (IEEE) 440 publications, 10.43%
American Physical Society (APS)	American Physical Society (APS), 228, 5.41% American Physical Society (APS) 228 publications, 5.41%
Institute of Electronics, Information and Communications Engineers (IEICE)	Institute of Electronics, Information and Communications Engineers (IEICE), 166, 3.94% Institute of Electronics, Information and Communications Engineers (IEICE) 166 publications, 3.94%
Association for Computing Machinery (ACM)	Association for Computing Machinery (ACM), 130, 3.08% Association for Computing Machinery (ACM) 130 publications, 3.08%
Wiley	Wiley, 94, 2.23% Wiley 94 publications, 2.23%
IOP Publishing	IOP Publishing, 74, 1.75% IOP Publishing 74 publications, 1.75%
Association for the Advancement of Artificial Intelligence (AAAI)	Association for the Advancement of Artificial Intelligence (AAAI), 64, 1.52% Association for the Advancement of Artificial Intelligence (AAAI) 64 publications, 1.52%
MDPI	MDPI, 59, 1.4% MDPI 59 publications, 1.4%
Taylor & Francis	Taylor & Francis, 54, 1.28% Taylor & Francis 54 publications, 1.28%
SPIE-Intl Soc Optical Eng	SPIE-Intl Soc Optical Eng, 42, 1% SPIE-Intl Soc Optical Eng 42 publications, 1%
Oxford University Press	Oxford University Press, 35, 0.83% Oxford University Press 35 publications, 0.83%
World Scientific	World Scientific, 31, 0.74% World Scientific 31 publications, 0.74%
Cambridge University Press	Cambridge University Press, 25, 0.59% Cambridge University Press 25 publications, 0.59%
IOS Press	IOS Press, 25, 0.59% IOS Press 25 publications, 0.59%
Frontiers Media S.A.	Frontiers Media S.A., 22, 0.52% Frontiers Media S.A. 22 publications, 0.52%
Public Library of Science (PLoS)	Public Library of Science (PLoS), 21, 0.5% Public Library of Science (PLoS) 21 publications, 0.5%
Society for Industrial and Applied Mathematics (SIAM)	Society for Industrial and Applied Mathematics (SIAM), 16, 0.38% Society for Industrial and Applied Mathematics (SIAM) 16 publications, 0.38%
Institution of Engineering and Technology (IET)	Institution of Engineering and Technology (IET), 14, 0.33% Institution of Engineering and Technology (IET) 14 publications, 0.33%
Inderscience Publishers	Inderscience Publishers, 14, 0.33% Inderscience Publishers 14 publications, 0.33%
The Japanese Society for Artificial Intelligence	The Japanese Society for Artificial Intelligence, 14, 0.33% The Japanese Society for Artificial Intelligence 14 publications, 0.33%
Hindawi Limited	Hindawi Limited, 13, 0.31% Hindawi Limited 13 publications, 0.31%
American Chemical Society (ACS)	American Chemical Society (ACS), 11, 0.26% American Chemical Society (ACS) 11 publications, 0.26%
American Association for the Advancement of Science (AAAS)	American Association for the Advancement of Science (AAAS), 11, 0.26% American Association for the Advancement of Science (AAAS) 11 publications, 0.26%
AIP Publishing	AIP Publishing, 11, 0.26% AIP Publishing 11 publications, 0.26%
Optica Publishing Group	Optica Publishing Group, 11, 0.26% Optica Publishing Group 11 publications, 0.26%
Emerald	Emerald, 10, 0.24% Emerald 10 publications, 0.24%
SAGE	SAGE, 10, 0.24% SAGE 10 publications, 0.24%
Information Processing Society of Japan	Information Processing Society of Japan, 10, 0.24% Information Processing Society of Japan 10 publications, 0.24%
	200 400 600 800 1000 1200 1400 1600 1800 2000

With other organizations

	100 200 300 400 500 600 700
University of Tokyo	University of Tokyo, 665, 8.83% University of Tokyo 665 publications, 8.83%
The Graduate University for Advanced Studies	The Graduate University for Advanced Studies, 583, 7.75% The Graduate University for Advanced Studies 583 publications, 7.75%
Japan Science and Technology Agency	Japan Science and Technology Agency, 239, 3.18% Japan Science and Technology Agency 239 publications, 3.18%
Kyoto University	Kyoto University, 159, 2.11% Kyoto University 159 publications, 2.11%
Tokyo Institute of Technology	Tokyo Institute of Technology, 140, 1.86% Tokyo Institute of Technology 140 publications, 1.86%
Stanford University	Stanford University, 137, 1.82% Stanford University 137 publications, 1.82%
University of Electro-Communications	University of Electro-Communications, 129, 1.71% University of Electro-Communications 129 publications, 1.71%
Nagoya University	Nagoya University, 125, 1.66% Nagoya University 125 publications, 1.66%
RIKEN-Institute of Physical and Chemical Research	RIKEN-Institute of Physical and Chemical Research, 110, 1.46% RIKEN-Institute of Physical and Chemical Research 110 publications, 1.46%
Keio University	Keio University, 98, 1.3% Keio University 98 publications, 1.3%
Osaka University	Osaka University, 88, 1.17% Osaka University 88 publications, 1.17%
Waseda University	Waseda University, 83, 1.1% Waseda University 83 publications, 1.1%
Tohoku University	Tohoku University, 80, 1.06% Tohoku University 80 publications, 1.06%
Hokkaido University	Hokkaido University, 79, 1.05% Hokkaido University 79 publications, 1.05%
University of Tsukuba	University of Tsukuba, 77, 1.02% University of Tsukuba 77 publications, 1.02%
Kyushu University	Kyushu University, 77, 1.02% Kyushu University 77 publications, 1.02%
National Institute of Advanced Industrial Science and Technology	National Institute of Advanced Industrial Science and Technology, 74, 0.98% National Institute of Advanced Industrial Science and Technology 74 publications, 0.98%
Japan Advanced Institute of Science and Technology	Japan Advanced Institute of Science and Technology, 63, 0.84% Japan Advanced Institute of Science and Technology 63 publications, 0.84%
East China Normal University	East China Normal University, 56, 0.74% East China Normal University 56 publications, 0.74%
New York University Shanghai	New York University Shanghai, 54, 0.72% New York University Shanghai 54 publications, 0.72%
New York University	New York University, 49, 0.65% New York University 49 publications, 0.65%
National Institute of Genetics	National Institute of Genetics, 47, 0.62% National Institute of Genetics 47 publications, 0.62%
National Institute of Information and Communications Technology	National Institute of Information and Communications Technology, 44, 0.58% National Institute of Information and Communications Technology 44 publications, 0.58%
National University of Singapore	National University of Singapore, 43, 0.57% National University of Singapore 43 publications, 0.57%
Vietnam National University Ho Chi Minh City	Vietnam National University Ho Chi Minh City, 41, 0.54% Vietnam National University Ho Chi Minh City 41 publications, 0.54%
Xidian University	Xidian University, 40, 0.53% Xidian University 40 publications, 0.53%
Chuo University	Chuo University, 39, 0.52% Chuo University 39 publications, 0.52%
Sorbonne University	Sorbonne University, 36, 0.48% Sorbonne University 36 publications, 0.48%
Nara Institute of Science and Technology	Nara Institute of Science and Technology, 36, 0.48% Nara Institute of Science and Technology 36 publications, 0.48%
Wakayama University	Wakayama University, 36, 0.48% Wakayama University 36 publications, 0.48%
	100 200 300 400 500 600 700

With foreign organizations

	20 40 60 80 100 120 140
Stanford University	Stanford University, 137, 4.19% Stanford University 137 publications, 4.19%
East China Normal University	East China Normal University, 56, 1.71% East China Normal University 56 publications, 1.71%
New York University Shanghai	New York University Shanghai, 54, 1.65% New York University Shanghai 54 publications, 1.65%
New York University	New York University, 49, 1.5% New York University 49 publications, 1.5%
National University of Singapore	National University of Singapore, 43, 1.31% National University of Singapore 43 publications, 1.31%
Vietnam National University Ho Chi Minh City	Vietnam National University Ho Chi Minh City, 41, 1.25% Vietnam National University Ho Chi Minh City 41 publications, 1.25%
Xidian University	Xidian University, 40, 1.22% Xidian University 40 publications, 1.22%
Sorbonne University	Sorbonne University, 36, 1.1% Sorbonne University 36 publications, 1.1%
Wuhan University	Wuhan University, 35, 1.07% Wuhan University 35 publications, 1.07%
Peking University	Peking University, 34, 1.04% Peking University 34 publications, 1.04%
University of Edinburgh	University of Edinburgh, 33, 1.01% University of Edinburgh 33 publications, 1.01%
University of Science and Technology of China	University of Science and Technology of China, 33, 1.01% University of Science and Technology of China 33 publications, 1.01%
University of Waterloo	University of Waterloo, 33, 1.01% University of Waterloo 33 publications, 1.01%
Julius Maximilian University of Würzburg	Julius Maximilian University of Würzburg, 32, 0.98% Julius Maximilian University of Würzburg 32 publications, 0.98%
Imperial College London	Imperial College London, 29, 0.89% Imperial College London 29 publications, 0.89%
ETH Zurich	ETH Zurich, 26, 0.79% ETH Zurich 26 publications, 0.79%
University of Oxford	University of Oxford, 26, 0.79% University of Oxford 26 publications, 0.79%
University of Bristol	University of Bristol, 24, 0.73% University of Bristol 24 publications, 0.73%
University of Melbourne	University of Melbourne, 23, 0.7% University of Melbourne 23 publications, 0.7%
Tongji University	Tongji University, 22, 0.67% Tongji University 22 publications, 0.67%
University of Queensland	University of Queensland, 22, 0.67% University of Queensland 22 publications, 0.67%
Asian Institute of Technology	Asian Institute of Technology, 22, 0.67% Asian Institute of Technology 22 publications, 0.67%
Vienna University of Technology	Vienna University of Technology, 22, 0.67% Vienna University of Technology 22 publications, 0.67%
Tsinghua University	Tsinghua University, 21, 0.64% Tsinghua University 21 publications, 0.64%
VTT Technical Research Centre of Finland	VTT Technical Research Centre of Finland, 21, 0.64% VTT Technical Research Centre of Finland 21 publications, 0.64%
Carleton University	Carleton University, 21, 0.64% Carleton University 21 publications, 0.64%
Hong Kong University of Science and Technology	Hong Kong University of Science and Technology, 20, 0.61% Hong Kong University of Science and Technology 20 publications, 0.61%
University of Michigan	University of Michigan, 20, 0.61% University of Michigan 20 publications, 0.61%
University of Alberta	University of Alberta, 20, 0.61% University of Alberta 20 publications, 0.61%
University of Southern California	University of Southern California, 18, 0.55% University of Southern California 18 publications, 0.55%
	20 40 60 80 100 120 140

With other countries

	100 200 300 400 500 600
USA	USA, 535, 7.21% USA 535 publications, 7.21%
China	China, 507, 6.83% China 507 publications, 6.83%
United Kingdom	United Kingdom, 302, 4.07% United Kingdom 302 publications, 4.07%
France	France, 266, 3.58% France 266 publications, 3.58%
Germany	Germany, 253, 3.41% Germany 253 publications, 3.41%
Canada	Canada, 134, 1.81% Canada 134 publications, 1.81%
Italy	Italy, 107, 1.44% Italy 107 publications, 1.44%
Australia	Australia, 106, 1.43% Australia 106 publications, 1.43%
Vietnam	Vietnam, 93, 1.25% Vietnam 93 publications, 1.25%
Thailand	Thailand, 64, 0.86% Thailand 64 publications, 0.86%
Singapore	Singapore, 61, 0.82% Singapore 61 publications, 0.82%
Spain	Spain, 58, 0.78% Spain 58 publications, 0.78%
Austria	Austria, 57, 0.77% Austria 57 publications, 0.77%
Switzerland	Switzerland, 57, 0.77% Switzerland 57 publications, 0.77%
Finland	Finland, 54, 0.73% Finland 54 publications, 0.73%
India	India, 50, 0.67% India 50 publications, 0.67%
Republic of Korea	Republic of Korea, 47, 0.63% Republic of Korea 47 publications, 0.63%
Netherlands	Netherlands, 41, 0.55% Netherlands 41 publications, 0.55%
Portugal	Portugal, 40, 0.54% Portugal 40 publications, 0.54%
Sweden	Sweden, 29, 0.39% Sweden 29 publications, 0.39%
Czech Republic	Czech Republic, 28, 0.38% Czech Republic 28 publications, 0.38%
Belgium	Belgium, 27, 0.36% Belgium 27 publications, 0.36%
Norway	Norway, 26, 0.35% Norway 26 publications, 0.35%
Denmark	Denmark, 24, 0.32% Denmark 24 publications, 0.32%
Russia	Russia, 23, 0.31% Russia 23 publications, 0.31%
Brazil	Brazil, 22, 0.3% Brazil 22 publications, 0.3%
Iran	Iran, 14, 0.19% Iran 14 publications, 0.19%
Ireland	Ireland, 14, 0.19% Ireland 14 publications, 0.19%
Malaysia	Malaysia, 11, 0.15% Malaysia 11 publications, 0.15%
	100 200 300 400 500 600

We do not take into account publications without a DOI.
Statistics recalculated daily.
Publications published earlier than 1991 are ignored in the statistics.
The horizontal charts show the 30 top positions.
Journals quartiles values are relevant at the moment.