Hiroshi Okumura
Hiroshi Okumura publishes mostly in Applied Mathematics, Geometry and Topology and Mathematical Physics, on topics such as Mathematics and Applications, Algebraic and Geometric Analysis and Mathematical and Theoretical Analysis.
- World rank
- #947,277 of 1,633,909 ranked researchers
- Rank in Japan
- #50,331 of 114,622
- Works
- 22
- Citations
- 13
- Citations per work
- 0.6
What does Hiroshi Okumura research?
Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.
- 1Applied Mathematics21% of their works
- 2Geometry and Topology21% of their works
- 3Mathematical Physics16% of their works
- 4Numerical Analysis10% of their works
- 5Atmospheric Science5% of their works
- 6Ecology5% of their works
Research topics
Which keywords describe Hiroshi Okumura's research?
The keywords of their largest research topics: Geometry, Hyperbolic, Geometric Algebra, Iterative Methods, Quaternionic Analysis, Convergence Analysis, Generalized Functions and Infinite and Infinitesimal Numbers.
- Numerical Methods
- Matrix Computations
- Hyperspectral Imaging
- Heat Transfer
- Remote Sensing
- Infinite and Infinitesimal Numbers
- Convergence Analysis
- Iterative Methods
- Hyperbolic
- Geometry
- Geometric Algebra
- Quaternionic Analysis
- Generalized Functions
- Newton's Method
- Geohazards
- Hyperspectral
- Image Analysis
- Numerical Linear Algebra
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.
All 18 words, with their numbers
- Geometry41 topic
- Hyperbolic41 topic
- Geometric Algebra31 topic
- Iterative Methods32 topics
- Quaternionic Analysis31 topic
- Convergence Analysis21 topic
- Generalized Functions21 topic
- Infinite and Infinitesimal Numbers21 topic
- Newton's Method21 topic
- Remote Sensing22 topics
- Geohazards11 topic
- Heat Transfer11 topic
- Hyperspectral11 topic
- Hyperspectral Imaging11 topic
- Image Analysis11 topic
- Matrix Computations11 topic
- Numerical Linear Algebra11 topic
- Numerical Methods11 topic
Where does Hiroshi Okumura work?
Hiroshi Okumura's main affiliation in the publication record is Gunma University, Japan.
How many publications and citations does Hiroshi Okumura have?
Science Explorer counts 22 works and 13 citations for Hiroshi Okumura, ranking #947,277 of 1,633,909 researchers worldwide on the composite score.
Ranked on field-normalised 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.
Other researchers named Hiroshi Okumura
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