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Researcher · Gakushuin University · Japan

Ken’ichi Ohshika

Ken’ichi Ohshika publishes mostly in Geometry and Topology, Mathematical Physics and Applied Mathematics, on topics such as Mathematical Dynamics and Fractals, Geometric and Algebraic Topology and Geometric Analysis and Curvature Flows.

OpenAlex
World rank
#980,794
of 1,633,909 ranked researchers
Rank in Japan
#53,289
of 114,622
Works
31
Citations
26
Citations per work
0.8

What does Ken’ichi Ohshika research?

Geometry and Topology: 29.0%Mathematical Physics: 25.8%Applied Mathematics: 12.9%Theoretical Computer Science: 9.7%other fields: 22.6%29%top field
Geometry and Topology29.0%Mathematical Physics25.8%Applied Mathematics12.9%Theoretical Computer Science9.7%other fields22.6%

Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.

  1. 1Geometry and Topology29% of their works
  2. 2Mathematical Physics26% of their works
  3. 3Applied Mathematics13% of their works
  4. 4Theoretical Computer Science10% of their works
  5. 5Astronomy and Astrophysics6% of their works
  6. 6Computer Vision and Pattern Recognition3% of their works

Research topics

Which keywords describe Ken’ichi Ohshika's research?

The keywords of their largest research topics: Chaos, Dynamical Systems, Knot Invariants, Symplectic Topology, Optimal Transport, Ricci Curvature, Historical Sources and Mathematics Education.

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 16 words, with their numbers
  1. Chaos71 topic
  2. Dynamical Systems71 topic
  3. Knot Invariants61 topic
  4. Symplectic Topology61 topic
  5. Optimal Transport41 topic
  6. Ricci Curvature41 topic
  7. Historical Sources31 topic
  8. Mathematics Education31 topic
  9. Algorithmic Information Theory11 topic
  10. Biometric Recognition11 topic
  11. Computability11 topic
  12. Fragmented Objects11 topic
  13. Geometric Morphometrics11 topic
  14. Morphological Integration11 topic
  15. Reconstruction11 topic
  16. Security11 topic

Where does Ken’ichi Ohshika work?

Ken’ichi Ohshika's main affiliation in the publication record is Gakushuin University, Japan.

How many publications and citations does Ken’ichi Ohshika have?

Science Explorer counts 31 works and 26 citations for Ken’ichi Ohshika, ranking #980,794 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.

Papers, co-authors, who cited this work and researchers on the nearest topics are in the interactive view on the map. Is this your page? Request a correction or removal.