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Company · Nanjing · China

Nanjing Surveying and Mapping Research Institute (China)

In research, Nanjing Surveying and Mapping Research Institute (China) stands highest in Physical Sciences (#3,465 of 12,888 worldwide), Environmental Science (#2,117 of 3,551 worldwide) and Engineering (#4,120 of 6,636 worldwide), 2022–2025. Relative to its size it is most specialised in Global and Planetary Change and Earth and Planetary Sciences — Global and Planetary Change is 11.6× its share of world research.

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World rank, 2022–2025
#6,017
of 28,054 · #13,180 all time
Rank in China
#1,273
of 3,058
Research works
446
▲ 46% vs 2013–17
Citations
2.6k
5.9 per fractional work
Top-10% rate
23.5%
record average 16.5%
Open access
40%
world 28%

What is Nanjing Surveying and Mapping Research Institute (China) 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 #3,465 of 12,888 24.2%207 #7626
Environmental ScienceField #2,117 of 3,551 27.5%63 —
EngineeringField #4,120 of 6,636 24.1%72 #7968

Each strip is that field’s whole ranked pool, with the notch where Nanjing Surveying and Mapping Research Institute (China) 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 Nanjing Surveying and Mapping Research Institute (China) specialise in?

Where its research is concentrated relative to its size: Global and Planetary Change takes 11.6× the share of its output that it takes of world research.

  1. Global and Planetary ChangeSubfield · 20.5 works12×
  2. Earth and Planetary SciencesField · 35.2 works9.7×
← 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: 0.43× its world share, 5 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.07× its world share, 1 worksBiochemistry, Geneti…Neuroscience: 0.02× its world share, 0 worksNeuroscienceChemical Engineering: 0.15× its world share, 0 worksChemical EngineeringChemistry: 0.33× its world share, 1 worksChemistryComputer Science: 1.67× its world share, 30 worksComputer ScienceEarth and Planetary Sciences: 9.67× its world share, 35 worksEarth and Planetary …Energy: 0.50× its world share, 1 worksEnergyEngineering: 2.07× its world share, 72 worksEngineeringEnvironmental Science: 5.43× its world share, 62 worksEnvironmental ScienceMaterials Science: 0.17× its world share, 1 worksMaterials ScienceMathematics: 0.31× its world share, 1 worksMathematicsPhysics and Astronomy: 0.51× its world share, 3 worksPhysics and AstronomyHealth Professions: 0.11× its world share, 1 worksHealth ProfessionsMedicine: 0.02× its world share, 1 worksMedicineNursing: 0.03× its world share, 0 worksNursingVeterinary: 0.15× its world share, 0 worksVeterinaryArts and Humanities: 0.04× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.37× its world share, 3 worksBusiness, Management…Decision Sciences: 0.67× its world share, 2 worksDecision SciencesEconomics, Econometrics and Finance: 0.30× its world share, 2 worksEconomics, Econometr…Psychology: 0.02× its world share, 0 worksPsychologySocial Sciences: 0.39× its world share, 11 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Earth and Planetary Sciences, 9.7×. Every wedge is a field page.

Which keywords describe research at Nanjing Surveying and Mapping Research Institute (China)?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Remote Sensing, Deep Learning, Land Use Change, Climate Change, Biomass Estimation, Hyperspectral Imaging, Ecosystem Services and Terrestrial Laser Scanning.

▲ 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. Remote Sensing62▲ 22×32 topics
  2. Deep Learning32▲ 4.1×42 topics
  3. Climate Change27▲ 4.3×42 topics
  4. Land Use Change23▲ 32×8 topics
  5. Machine Learning17▲ 2.3×25 topics
  6. Biomass Estimation15▲ 42×3 topics
  7. Sustainability14▲ 2.5×22 topics
  8. Hyperspectral Imaging12▲ 19×4 topics
  9. Ecosystem Services12▲ 13×6 topics
  10. Terrestrial Laser Scanning12▲ 41×2 topics
  11. Support Vector Machines11▲ 15×5 topics
  12. Biodiversity Conservation11▲ 13×7 topics
  13. Urbanization11▲ 11×7 topics
  14. Hyperspectral11▲ 54×2 topics
  15. Risk Assessment10▲ 6.5×7 topics
  16. Urban Heat Island10▲ 45×2 topics
  17. Convolutional Neural Networks10▲ 5.8×10 topics
  18. Geohazards10▲ 83×2 topics
  19. Hydrological Modeling10▲ 18×5 topics
  20. Feature Extraction10▲ 8.9×4 topics
  21. Earthquake Damage9▲ 88×1 topic
  22. Vegetation Classification9▲ 88×1 topic
  23. Aboveground Biomass8▲ 40×2 topics
  24. Global Impact8▲ 21×1 topic
  25. Spatial Dynamics8▲ 39×1 topic
  26. Classification8▲ 7.6×3 topics
  27. Forest Carbon Stocks8▲ 55×1 topic
  28. Lidar Remote Sensing8▲ 55×1 topic
  29. Change Detection8▲ 49×1 topic
  30. Image Analysis8▲ 36×1 topic
  31. GIS-based Modeling8▲ 39×2 topics
  32. SAR Interferometry7▲ 144×1 topic
  33. Surface Deformation Monitoring7▲ 144×1 topic
  34. Global Change7▲ 12×3 topics
  35. Climate7▲ 33×2 topics
  36. Phenology7▲ 45×1 topic
  37. Vegetation Monitoring7▲ 45×1 topic
  38. Hazard6▲ 39×1 topic
  39. Landslide6▲ 39×1 topic
  40. Sea Level Rise6▲ 22×3 topics

Which research topics does Nanjing Surveying and Mapping Research Institute (China) publish most on?

By volume in 2022–2025: Remote Sensing and Land Use, Land Use and Ecosystem Services, Remote Sensing and LiDAR Applications and Remote-Sensing Image Classification.

Remote Sensing and Land …9Remote Sensing and Land Use: 9 fractional worksLand Use and Ecosystem S…8Land Use and Ecosystem Services: 8 fractional worksRemote Sensing and LiDAR…8Remote Sensing and LiDAR Applications: 8 fractional worksRemote-Sensing Image Cla…8Remote-Sensing Image Classification: 8 fractional worksSynthetic Aperture Radar…7Synthetic Aperture Radar (SAR) Applications and Techniques: 7 fractional worksRemote Sensing in Agricu…7Remote Sensing in Agriculture: 7 fractional worksLandslides and related hazards: 6 fractional worksFlood Risk Assessment and Management: 4 fractional works3D Surveying and Cultural Heritage: 4 fractional worksGNSS positioning and interference: 3 fractional works
Atmospheric ScienceGlobal and Planetary ChangeEnvironmental EngineeringMedia Technology4 others

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

  1. 1 Remote Sensing and Land Use Atmospheric Science 9 works
  2. 2 Land Use and Ecosystem Services Global and Planetary Change 8 works
  3. 3 Remote Sensing and LiDAR Applications Environmental Engineering 8 works
  4. 4 Remote-Sensing Image Classification Media Technology 8 works
  5. 5 Synthetic Aperture Radar (SAR) Applications and Techniques Aerospace Engineering 7 works
  6. 6 Remote Sensing in Agriculture Ecology 7 works
  7. 7 Landslides and related hazards Management, Monitoring, Policy and Law 6 works
  8. 8 Flood Risk Assessment and Management Global and Planetary Change 4 works
  9. 9 3D Surveying and Cultural Heritage Geology 4 works
  10. 10 GNSS positioning and interference Aerospace Engineering 3 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 available40.0%not open60.0%

World: 28% of research is openly available.

with international co-authors17.8%domestic only82.2%

World: 19% is written across borders.

How has Nanjing Surveying and Mapping Research Institute (China)'s research output changed?

Output in 2018–2022 was 46% higher 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 Nanjing

All research institutions in Nanjing

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.