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Research facility · Tsukuba · Japan

Institute of Agricultural Machinery

In research, Institute of Agricultural Machinery stands highest in Physical Sciences (#12,670 of 12,888 worldwide), 2022–2025. Relative to its size it is most specialised in Agricultural and Biological Sciences — Agricultural and Biological Sciences is 6.4× its share of world research.

naro.affrc.go.jp/english/laboratory/iam/index.htmlROR OpenAlex
World rank, 2022–2025
#25,532
of 28,054 · #33,373 all time
Rank in Japan
#898
of 1,070
Research works
1k
▼ 47% vs 2013–17
Citations
2.6k
2.5 per fractional work
Top-10% rate
6.2%
record average 16.5%
Open access
28%
world 28%

What is Institute of Agricultural Machinery known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Physical SciencesDomain #12,670 of 12,888 4.2%63 #18768

Each strip is that field’s whole ranked pool, with the notch where Institute of Agricultural Machinery 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 world mark, because the world rate differs by field (from about 6% to 21% in this record).

What does Institute of Agricultural Machinery specialise in?

Where its research is concentrated relative to its size: Agricultural and Biological Sciences takes 6.4× the share of its output that it takes of world research.

  1. Agricultural and Biological SciencesField · 32.2 works6.4×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

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: 6.38× its world share, 32 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.33× its world share, 2 worksBiochemistry, Geneti…Neuroscience: 0.23× its world share, 0 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.19× its world share, 0 worksPharmacology, Toxico…Chemical Engineering: 1.01× its world share, 0 worksChemical EngineeringChemistry: 0.81× its world share, 1 worksChemistryComputer Science: 0.51× its world share, 4 worksComputer ScienceEarth and Planetary Sciences: 0.41× its world share, 1 worksEarth and Planetary …Energy: 2.56× its world share, 2 worksEnergyEngineering: 2.76× its world share, 44 worksEngineeringEnvironmental Science: 1.44× its world share, 8 worksEnvironmental ScienceMaterials Science: 0.50× its world share, 2 worksMaterials ScienceMathematics: 0.04× its world share, 0 worksMathematicsPhysics and Astronomy: 0.05× its world share, 0 worksPhysics and AstronomyHealth Professions: 0.09× its world share, 0 worksHealth ProfessionsMedicine: 0.11× its world share, 2 worksMedicineNursing: 2.19× its world share, 1 worksNursingBusiness, Management and Accounting: 0.03× its world share, 0 worksBusiness, Management…Decision Sciences: 0.90× its world share, 1 worksDecision SciencesPsychology: 0.72× its world share, 2 worksPsychologySocial Sciences: 0.11× its world share, 1 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Agricultural and Biological Sciences, 6.4×. Every wedge is a field page.

Who are the top researchers at Institute of Agricultural Machinery?

Ranked on the composite score, Keiichi Inoue, Ralph B. Baldwin and Takashi Gotoh lead among researchers whose main affiliation is Institute of Agricultural Machinery.

  1. 1 Keiichi Inoue Japan · #236,543 worldwide 87 citations · 32 works
  2. 2 Ralph B. Baldwin Japan · #470,240 worldwide 54 citations · 17 works
  3. 3 Takashi Gotoh Japan · #665,589 worldwide 10 citations · 20 works
  4. 4 Citic Heavy Japan · #1,509,155 worldwide 0 citations · 21 works
All ranked researchers at Institute of Agricultural Machinery

Which keywords describe research at Institute of Agricultural Machinery?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Mechanical Properties, Moisture Content, Physical Properties, Soil Mechanics, Terrain Interaction, Sustainability, Food Security and Drought Tolerance.

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

Size is fractional works in 2022–2025 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. Mechanical Properties9▲ 8.8×13 topics
  2. Sustainability8▲ 3.2×16 topics
  3. Moisture Content7▲ 579×1 topic
  4. Physical Properties7▲ 332×1 topic
  5. Soil Mechanics6▲ 295×1 topic
  6. Terrain Interaction6▲ 295×1 topic
  7. Deep Learning5▲ 1.49×16 topics
  8. Climate Change5▲ 1.87×20 topics
  9. Machine Learning5▲ 1.37×10 topics
  10. Renewable Energy5▲ 3.0×16 topics
  11. Food Security5▲ 7.9×5 topics
  12. Biodiversity4▲ 5.3×3 topics
  13. Drought Tolerance4▲ 27×7 topics
  14. Remote Sensing4▲ 2.9×11 topics
  15. Aquaculture4▲ 14×2 topics
  16. QTL Mapping4▲ 30×3 topics
  17. Water Management4▲ 28×2 topics
  18. Environmental Monitoring4▲ 8.8×2 topics
  19. Drought Resistance3▲ 32×2 topics
  20. Image Processing3▲ 7.0×5 topics
  21. Rice3▲ 55×1 topic
  22. Yield Potential3▲ 55×1 topic
  23. Ecosystem Services3▲ 7.9×3 topics
  24. Energy Efficiency3▲ 3.0×9 topics
  25. Integrated Farming Systems3▲ 190×1 topic
  26. Rice-Fish Farming3▲ 190×1 topic
  27. Wireless Sensor Networks3▲ 5.9×4 topics
  28. Smart Farming3▲ 21×2 topics
  29. Internet of Things (IoT)2▲ 21×1 topic
  30. Plant Disease Detection2▲ 23×1 topic
  31. Sustainable Agriculture2▲ 7.4×4 topics
  32. Machine Vision2▲ 9.9×4 topics
  33. Horticultural Crops2▲ 28×2 topics
  34. Crop Productivity2▲ 28×2 topics
  35. Soil Moisture2▲ 25×2 topics
  36. Water Scarcity2▲ 23×2 topics
  37. Breeding2▲ 21×3 topics
  38. Farm Injuries2▲ 152×1 topic
  39. Nitrogen Fixation2▲ 22×2 topics
  40. Principal Component Analysis2▲ 12×2 topics

Which research topics does Institute of Agricultural Machinery publish most on?

By volume in 2022–2025: Agricultural Engineering and Mechanization, Soil Mechanics and Vehicle Dynamics, Rice Cultivation and Yield Improvement and Agricultural Systems and Practices.

Agricultural Engineering…7Agricultural Engineering and Mechanization: 7 fractional worksSoil Mechanics and Vehic…6Soil Mechanics and Vehicle Dynamics: 6 fractional worksRice Cultivation and Yield Improvement: 3 fractional worksAgricultural Systems and…3Agricultural Systems and Practices: 3 fractional worksSmart Agriculture and AI2Smart Agriculture and AI: 2 fractional worksAgriculture and Farm Saf…2Agriculture and Farm Safety: 2 fractional worksAgronomic Practices and Intercropping Systems: 2 fractional worksErgonomics and Musculoskeletal Disorders: 2 fractional worksPlant Surface Properties and Treatments: 2 fractional worksIrrigation Practices and Water Management: 2 fractional works
Mechanical EngineeringCivil and Structural EngineeringPlant ScienceEcology, Evolution, Behavior and Systematics3 others

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

  1. 1 Agricultural Engineering and Mechanization Mechanical Engineering 7 works
  2. 2 Soil Mechanics and Vehicle Dynamics Civil and Structural Engineering 6 works
  3. 3 Rice Cultivation and Yield Improvement Plant Science 3 works
  4. 4 Agricultural Systems and Practices Ecology, Evolution, Behavior and Systematics 3 works
  5. 5 Smart Agriculture and AI Plant Science 2 works
  6. 6 Agriculture and Farm Safety Plant Science 2 works
  7. 7 Agronomic Practices and Intercropping Systems Agronomy and Crop Science 2 works
  8. 8 Ergonomics and Musculoskeletal Disorders Social Psychology 2 works
  9. 9 Plant Surface Properties and Treatments Plant Science 2 works
  10. 10 Irrigation Practices and Water Management Soil Science 2 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 available28.2%not open71.8%

World: 28% of research is openly available.

with international co-authors23.6%domestic only76.4%

World: 19% is written across borders.

How has Institute of Agricultural Machinery's research output changed?

Output in 2018–2022 was 47% lower than in 2013–2017.

1990200020102020
grewheldshrank

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

Other research institutions in Tsukuba

All research institutions in Tsukuba

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.