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University · Kure · Japan

Japan Coast Guard Academy

In research, Japan Coast Guard Academy stands highest in Physical Sciences (#8,758 of 17,446 worldwide), over all time.

jcga.ac.jp/2009/wwweROR OpenAlex
World rank, all time
#21,299
of 34,923
Rank in Japan
#694
of 1,923
Research works
299
▲ 16% vs 2018-21
Citations
2.4k
8.2 per fractional work
Top-10% rate
5.6%
all institutions 10.0%
vs its own fields
0.83×
1.00× is exactly expected
Open access
48%
world 40%
International
14%
world 18%
Japan Coast Guard Academy

What is Japan Coast Guard Academy known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
Physical SciencesDomain #8,758 of 17,446 5.7%244

Each strip is that field's whole ranked pool, with the notch where Japan Coast Guard Academy sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no average mark, because the average differs by field (from about 6% in Dentistry to 21% in Economics).

Which fields of science does Japan Coast Guard Academy work in?

In 2022-now, 76% of research at Japan Coast Guard Academy is in Physical Sciences, 15% in Social Sciences. Its largest fields are Engineering (22%), Mathematics (14%), Earth and Planetary Sciences (14%). It does 1.9× the world's share of Physical Sciences.

Physical Sciences: 52 fractional works · 75.8% of its workEngineering: 15 fractional works · 22.0% of its workAerospace Engineering: 3 fractional works · 5.0% of its workElectrical and Electronic Engineering: 3 fractional works · 4.8% of its workOcean Engineering: 2 fractional works · 3.3% of its workMechanical Engineering: 1 fractional works · 2.0% of its workIndustrial and Manufacturing Engineering: 1 fractional works · 1.8% of its workBiomedical Engineering: 1 fractional works · 1.2% of its workComputational Mechanics: 1 fractional works · 1.2% of its workCivil and Structural Engineering: 1 fractional works · 1.1% of its workControl and Systems Engineering: 0 fractional works · 0.5% of its workMedia Technology: 0 fractional works · 0.5% of its workAutomotive Engineering: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.3% of its workMathematics: 10 fractional works · 14.4% of its workGeometry and Topology: 4 fractional works · 6.4% of its workAlgebra and Number Theory: 2 fractional works · 3.2% of its workModeling and Simulation: 2 fractional works · 2.2% of its workMathematical Physics: 1 fractional works · 1.9% of its workDiscrete Mathematics and Combinatorics: 0 fractional works · 0.5% of its workApplied Mathematics: 0 fractional works · 0.2% of its workEarth and Planetary Sciences: 9 fractional works · 13.7% of its workGeophysics: 4 fractional works · 5.1% of its workOceanography: 3 fractional works · 4.0% of its workAtmospheric Science: 1 fractional works · 1.6% of its workGeology: 1 fractional works · 1.5% of its workEarth-Surface Processes: 1 fractional works · 1.3% of its workGeochemistry and Petrology: 0 fractional works · 0.2% of its workComputer Science: 9 fractional works · 12.8% of its workComputational Theory and Mathematics: 5 fractional works · 6.8% of its workArtificial Intelligence: 2 fractional works · 3.2% of its workInformation Systems: 1 fractional works · 1.3% of its workComputer Networks and Communications: 1 fractional works · 1.1% of its workComputer Vision and Pattern Recognition: 0 fractional works · 0.2% of its workHuman-Computer Interaction: 0 fractional works · 0.2% of its workEnvironmental Science: 4 fractional works · 6.2% of its workGlobal and Planetary Change: 1 fractional works · 2.0% of its workEnvironmental Engineering: 1 fractional works · 1.3% of its workEnvironmental Chemistry: 1 fractional works · 1.0% of its workManagement, Monitoring, Policy and Law: 0 fractional works · 0.7% of its workWater Science and Technology: 0 fractional works · 0.5% of its workHealth, Toxicology and Mutagenesis: 0 fractional works · 0.4% of its workSmaller subfields together: 0 fractional works · 0.3% of its workPhysics and Astronomy: 2 fractional works · 3.2% of its workAtomic and Molecular Physics, and Optics: 1 fractional works · 1.2% of its workNuclear and High Energy Physics: 1 fractional works · 1.1% of its workStatistical and Nonlinear Physics: 1 fractional works · 0.8% of its workSmaller subfields together: 0 fractional works · 0.1% of its workChemistry: 1 fractional works · 1.9% of its workSpectroscopy: 1 fractional works · 1.1% of its workOrganic Chemistry: 0 fractional works · 0.7% of its workSmaller subfields together: 0 fractional works · 0.1% of its workMaterials Science: 1 fractional works · 1.5% of its workMaterials Chemistry: 0 fractional works · 0.5% of its workBiomaterials: 0 fractional works · 0.5% of its workElectronic, Optical and Magnetic Materials: 0 fractional works · 0.2% of its workSurfaces, Coatings and Films: 0 fractional works · 0.2% of its workSocial Sciences: 10 fractional works · 15.1% of its workSocial Sciences: 7 fractional works · 10.4% of its workEducation: 2 fractional works · 3.4% of its workSociology and Political Science: 2 fractional works · 2.6% of its workPolitical Science and International Relations: 1 fractional works · 1.9% of its workTransportation: 1 fractional works · 1.5% of its workCultural Studies: 0 fractional works · 0.7% of its workSmaller subfields together: 0 fractional works · 0.2% of its workEconomics, Econometrics and Finance: 1 fractional works · 1.9% of its workEconomics and Econometrics: 1 fractional works · 1.9% of its workDecision Sciences: 1 fractional works · 1.6% of its workManagement Science and Operations Research: 1 fractional works · 1.5% of its workSmaller subfields together: 0 fractional works · 0.2% of its workBusiness, Management and Accounting: 0 fractional works · 0.6% of its workBusiness and International Management: 0 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.1% of its workArts and Humanities: 0 fractional works · 0.4% of its workArcheology: 0 fractional works · 0.4% of its workPsychology: 0 fractional works · 0.2% of its workHealth Sciences: 5 fractional works · 7.7% of its workMedicine: 5 fractional works · 7.2% of its workEpidemiology: 2 fractional works · 2.2% of its workOrthopedics and Sports Medicine: 1 fractional works · 1.2% of its workPublic Health, Environmental and Occupational Health: 1 fractional works · 0.9% of its workPharmacology: 0 fractional works · 0.6% of its workDermatology: 0 fractional works · 0.5% of its workOncology: 0 fractional works · 0.5% of its workRadiology, Nuclear Medicine and Imaging: 0 fractional works · 0.3% of its workRehabilitation: 0 fractional works · 0.3% of its workCardiology and Cardiovascular Medicine: 0 fractional works · 0.2% of its workComplementary and alternative medicine: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.1% of its workHealth Professions: 0 fractional works · 0.6% of its workPhysical Therapy, Sports Therapy and Rehabilitation: 0 fractional works · 0.2% of its workSmaller subfields together: 0 fractional works · 0.3% of its workLife Sciences: 1 fractional works · 1.3% of its workBiochemistry, Genetics and Molecular Biology: 0 fractional works · 0.7% of its workMolecular Biology: 0 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.2% of its workAgricultural and Biological Sciences: 0 fractional works · 0.6% of its workPlant Science: 0 fractional works · 0.5% of its workSmaller subfields together: 0 fractional works · 0.2% of its workALL ITS WORKJapan Coast GuardAcademy68fractional works, 2022-now
Life Sciences1%Physical Sciences76%Health Sciences8%Social Sciences15%

Each ring splits the one inside it: the four domains of science, their fields, their subfields. Size is fractional works in 2022-now. Every slice is a page; the interactive view zooms down to single topics and colours each by how much more of it this institution does than the world.

Its 4 domains and 18 fields, with their numbers
    1. Engineering1522.0%
    2. Mathematics1014.4%
    3. Earth and Planetary Sciences913.7%
    4. Computer Science912.8%
    5. Environmental Science46.2%
    6. Physics and Astronomy23.2%
    7. Chemistry11.9%
    8. Materials Science11.5%
    1. Social Sciences710.4%
    2. Economics, Econometrics and Finance11.9%
    3. Decision Sciences11.6%
    4. Business, Management and Accounting00.6%
    5. Arts and Humanities00.4%
    6. Psychology00.2%
    1. Medicine57.2%
    2. Health Professions00.6%
    1. Biochemistry, Genetics and Molecular Biology00.7%
    2. Agricultural and Biological Sciences00.6%
All of science, and how each field's share has moved since 1950: the Science domain explorer

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.14× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.13× its world share, 0 worksBiochemistry, Geneti…Chemistry: 1.23× its world share, 1 worksChemistryComputer Science: 1.65× its world share, 9 worksComputer ScienceEarth and Planetary Sciences: 8.75× its world share, 9 worksEarth and Planetary …Engineering: 1.47× its world share, 15 worksEngineeringEnvironmental Science: 1.25× its world share, 4 worksEnvironmental ScienceMaterials Science: 0.42× its world share, 1 worksMaterials ScienceMathematics: 12.21× its world share, 10 worksMathematicsPhysics and Astronomy: 1.46× its world share, 2 worksPhysics and AstronomyHealth Professions: 0.22× its world share, 0 worksHealth ProfessionsMedicine: 0.37× its world share, 5 worksMedicineArts and Humanities: 0.15× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.19× its world share, 0 worksBusiness, Management…Decision Sciences: 1.68× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.91× its world share, 1 worksEconomics, Econometr…Psychology: 0.05× its world share, 0 worksPsychologySocial Sciences: 0.82× its world share, 7 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Mathematics, 12.2×. Every wedge is a field page.

All 18 fields, with their numbers
  1. Mathematics12.21×10 works
  2. Earth and Planetary Sciences8.75×9 works
  3. Decision Sciences1.68×1 works
  4. Computer Science1.65×9 works
  5. Engineering1.47×15 works
  6. Physics and Astronomy1.46×2 works
  7. Environmental Science1.25×4 works
  8. Chemistry1.23×1 works
  9. Economics, Econometrics and Finance0.91×1 works
  10. Social Sciences0.82×7 works
  11. Materials Science0.42×1 works
  12. Medicine0.37×5 works
  13. Health Professions0.22×0 works
  14. Business, Management and Accounting0.19×0 works
  15. Arts and Humanities0.15×0 works
  16. Agricultural and Biological Sciences0.14×0 works
  17. Biochemistry, Genetics and Molecular Biology0.13×0 works
  18. Psychology0.05×0 works

Who are the top researchers at Japan Coast Guard Academy?

Ranked on the quality score, Tadashi Ishikawa, Shun‐ichi Watanabe and Yuto Nakamura lead among researchers whose main affiliation is Japan Coast Guard Academy.

  1. 1 Tadashi Ishikawa Japan · #842,529 worldwide 2.9k citations · 132 works
  2. 2 Shun‐ichi Watanabe Japan · #1,148,808 worldwide 1.1k citations · 94 works
  3. 3 Yuto Nakamura Japan · #1,771,764 worldwide 367 citations · 53 works
  4. 4 Mariko Sato Japan · #1,977,645 worldwide 1.1k citations · 17 works
  5. 5 Hiroki Minami Japan · #3,182,133 worldwide 197 citations · 33 works
  6. 6 Koya Nagae Japan · #3,191,255 worldwide 34 citations · 33 works
  7. 7 Masami Fujita Japan · #3,193,881 worldwide 644 citations · 36 works
  8. 8 Arinori Kawamura Japan · #3,269,566 worldwide 6 citations · 22 works
  9. 9 Daishi Horiuchi Japan · #3,556,409 worldwide 139 citations · 17 works
  10. 10 Naoki Kawamoto Japan · #3,659,453 worldwide 151 citations · 23 works
All ranked researchers at Japan Coast Guard Academy

What are the most cited papers from Japan Coast Guard Academy?

The most cited paper from Japan Coast Guard Academy is "A new digital bathymetric model of the world's oceans" (Pauline Weatherall, Karen M. Marks, Martin Jakobsson et al., 2015), with 1,022 citations. Next come "The International Bathymetric Chart of the Southern Ocean (IBCSO) Version 1.0—A new bathymetric compilation covering circum‐Antarctic waters" (517) and "Displacement Above the Hypocenter of the 2011 Tohoku-Oki Earthquake" (494).

Most cited papers
#PaperReleasedCitations
1 A new digital bathymetric model of the world's oceans Pauline Weatherall, Karen M. Marks, Martin Jakobsson et al. · Earth and Space Science Open access 29 Jun 2015 1,022
2 The International Bathymetric Chart of the Southern Ocean (IBCSO) Version 1.0—A new bathymetric compilation covering circum‐Antarctic waters Jan Erik Arndt, Hans Werner Schenke, Martin Jakobsson et al. · Geophysical Research Letters 27 Mar 2013 517
3 Displacement Above the Hypocenter of the 2011 Tohoku-Oki Earthquake Mariko Sato, Tadashi Ishikawa, Naoto Ujihara et al. · Science 19 May 2011 494
4 Seafloor geodetic constraints on interplate coupling of the Nankai Trough megathrust zone Yusuke Yokota, Tadashi Ishikawa, Shun‐ichi Watanabe et al. · Nature Open access 21 May 2016 360
5 GPS/Acoustic seafloor geodetic observation: method of data analysis and its application Masayuki Fujita, Tadashi Ishikawa, Masashi Mochizuki et al. · Earth Planets and Space Open access Mar 2006 214
All 60 most cited papers, with filters and sorting

Which keywords describe research at Japan Coast Guard Academy?

By fractional works in 2022-now, weighted toward what it does more of than the world: Model Theory, Topological Dynamics, Geodetic Measurements, Fuzzy Logic, Model Checking, Residuated Lattices, t-norms and Algorithmic Information Theory.

▲ more of its work than of the world's◆ about the world's share▼ less than the world's

Size is fractional works in 2022-now in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Model Theory4▲ 635×1 topic
  2. Topological Dynamics4▲ 635×1 topic
  3. Epidemiology4▲ 1.30×5 topics
  4. Fuzzy Logic2▲ 13×2 topics
  5. Geodetic Measurements2▲ 31×2 topics
  6. Model Checking2▲ 63×2 topics
  7. Residuated Lattices2▲ 189×1 topic
  8. t-norms2▲ 189×1 topic
  9. Algorithmic Information Theory2▲ 170×1 topic
  10. Computability2▲ 170×1 topic
  11. Infectious Diseases2▲ 8.6×3 topics
  12. Logistics2▲ 19×4 topics
  13. Plate Tectonics2▲ 18×3 topics
  14. Economic Development2▲ 3.0×2 topics
  15. Risk Assessment2▲ 3.6×4 topics
  16. Influenza2▲ 53×1 topic
  17. Modeling2▲ 9.1×1 topic
  18. Tectonics2▲ 19×2 topics
  19. Virus2▲ 23×1 topic
  20. Earthquakes1▲ 37×1 topic
  21. GNSS1▲ 95×1 topic
  22. Global Navigation Satellite Systems1▲ 79×1 topic
  23. Migration1▲ 5.8×2 topics
  24. Subduction1▲ 28×1 topic
  25. Armendariz Rings1▲ 163×1 topic
  26. Biopolitics1▲ 25×1 topic
  27. Global Governance1▲ 8.1×1 topic
  28. Industrial Enterprises1▲ 57×1 topic
  29. Innovation Economics1▲ 57×1 topic
  30. Social Influence1▲ 9.2×3 topics
  31. Spatial Patterns1▲ 21×2 topics
  32. Teaching Methods1▲ 12×1 topic
  33. Zero-Divisor Graphs1▲ 163×1 topic
  34. Answer Set Programming1▲ 113×1 topic
  35. Data Assimilation1▲ 10×3 topics
  36. Hydrological Modeling1▲ 7.3×2 topics
  37. Modal Logic1▲ 58×1 topic
  38. Maritime Transportation1▲ 29×2 topics
  39. Cenozoic Evolution1▲ 42×1 topic
  40. Rifting1▲ 42×1 topic

Which research topics does Japan Coast Guard Academy publish most on?

By volume in 2022-now: Advanced Topology and Set Theory, Advanced Algebra and Logic, Computability, Logic, AI Algorithms and COVID-19 epidemiological studies.

Advanced Topology and Se…4Advanced Topology and Set Theory: 4 fractional worksAdvanced Algebra and Logic: 2 fractional worksComputability, Logic, AI Algorithms: 2 fractional worksCOVID-19 epidemiological studies: 2 fractional worksInfluenza Virus Research Studies: 2 fractional worksGNSS positioning and interference: 1 fractional worksearthquake and tectonic …1earthquake and tectonic studies: 1 fractional worksMedical, Sociocultural, and Biopolitical Studies: 1 fractional worksEducation, Innovation and Language Studies: 1 fractional worksEconomic and Industrial …1Economic and Industrial Development: 1 fractional works
Geometry and TopologyComputational Theory and MathematicsModeling and SimulationEpidemiology5 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Advanced Topology and Set Theory Geometry and Topology 4 works
  2. 2 Advanced Algebra and Logic Computational Theory and Mathematics 2 works
  3. 3 Computability, Logic, AI Algorithms Computational Theory and Mathematics 2 works
  4. 4 COVID-19 epidemiological studies Modeling and Simulation 2 works
  5. 5 Influenza Virus Research Studies Epidemiology 2 works
  6. 6 GNSS positioning and interference Aerospace Engineering 1 works
  7. 7 earthquake and tectonic studies Geophysics 1 works
  8. 8 Medical, Sociocultural, and Biopolitical Studies Political Science and International Relations 1 works
  9. 9 Education, Innovation and Language Studies Education 1 works
  10. 10 Economic and Industrial Development Economics and Econometrics 1 works

How open and international is its research?

Against the world's own shares: the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available47.5%not open52.5%

World: 40% of research is openly available.

with international co-authors14.3%domestic only85.7%

World: 18% is written across borders.

How has Japan Coast Guard Academy's research output changed?

Output in 2022-2025 was 16% higher than in 2018-2021.

still counting1990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Japan Coast Guard Academy as a percentage of every work published that year, 0.00020% in 2024.

still counting0.00050%0.0010%Japan Coast Guard Academy0.00036% in 202519801990200020102020

Fractional works of Japan Coast Guard Academy over all fractional works that year. How the balance of science has shifted.

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Japan Coast Guard Academy on Science Explorer

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