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Researcher · Tokyo Denki University · Japan

Christian N. Koyama

Christian N. Koyama publishes mostly in Aerospace Engineering, Environmental Engineering and Ocean Engineering, on topics such as Synthetic Aperture Radar (SAR) Applications and Techniques, Soil Moisture and Remote Sensing and Remote Sensing and LiDAR Applications.

ORCID 0000-0003-3469-9764 OpenAlex
World rank
#1,345,956
of 7,710,434 ranked researchers
Rank in Japan
#20,481
of 383,136
Works
86
Citations
791
Citations per work
9.2
h-index
12
i10-index 12Top 19% in Aerospace Engineering
Christian N. Koyama

What does Christian N. Koyama research?

Christian N. Koyama's work is mostly in Engineering (38%), Environmental Science (29%), Earth and Planetary Sciences (6%).

Physical Sciences: 62 works · 72.4% of their workEngineering: 32 works · 37.5% of their workAerospace Engineering: 23 works · 26.3% of their workOcean Engineering: 6 works · 7.3% of their workMedia Technology: 3 works · 3.9% of their workEnvironmental Science: 25 works · 29.3% of their workEnvironmental Engineering: 22 works · 25.0% of their workEcology: 4 works · 4.3% of their workEarth and Planetary Sciences: 5 works · 5.6% of their workAtmospheric Science: 5 works · 5.6% of their workEverything else: 24 works · 27.6% of their workTHEIR WORKChristian N.Koyama86works
Physical Sciences72%

Their six largest subfields, inside their fields and domains; the grey slice is everything else they publish. The interactive view splits every one of their works down to single topics.

The fields and subfields, with their numbers
    1. Engineering3237.5%
    2. Environmental Science2529.3%
    3. Earth and Planetary Sciences55.6%
  2. Everything else2427.6%
  1. 1Aerospace Engineering26% of their works
  2. 2Environmental Engineering25% of their works
  3. 3Ocean Engineering7% of their works
  4. 4Atmospheric Science6% of their works
  5. 5Ecology4% of their works
  6. 6Media Technology4% of their works

Research topics

Which keywords describe Christian N. Koyama's research?

The keywords of their largest research topics: Remote Sensing, SAR Interferometry, Surface Deformation Monitoring, Satellite Observations, Soil Moisture, Deep Learning, Forest Carbon Stocks and Lidar Remote Sensing.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most. The words come from the keyword list OpenAlex gives each topic, not from the text of the papers, so a word can appear that none of the papers uses.

All 18 words, with their numbers
  1. Remote Sensing604 topics
  2. SAR Interferometry491 topic
  3. Surface Deformation Monitoring491 topic
  4. Satellite Observations331 topic
  5. Soil Moisture331 topic
  6. Deep Learning192 topics
  7. Forest Carbon Stocks161 topic
  8. Lidar Remote Sensing161 topic
  9. Ground-Penetrating Radar151 topic
  10. Sedimentology151 topic
  11. Micro-Doppler Effect101 topic
  12. Synthetic Aperture Radar101 topic
  13. Digital Soil Mapping91 topic
  14. Geostatistics91 topic
  15. Hazard91 topic
  16. Hyperspectral91 topic
  17. Image Analysis91 topic
  18. Landslide91 topic

Where does Christian N. Koyama work?

Christian N. Koyama's main affiliation in the publication record is Tokyo Denki University, Japan.

How many publications and citations does Christian N. Koyama have?

OpenAlex counts 86 works and 791 citations for Christian N. Koyama, an h-index of 12, ranking #1,345,956 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised citation excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Papers, co-authors, who cited this work and researchers on the nearest topics have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

Discussion

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