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Researcher · National Institute of Information and Communications Technology · Japan

Hirofumi Yamamoto

Hirofumi Yamamoto publishes mostly in Artificial Intelligence, Electrical and Electronic Engineering and Sociology and Political Science, on topics such as Natural Language Processing Techniques, Topic Modeling and Speech Recognition and Synthesis.

OpenAlex
World rank
#923,818
of 1,633,909 ranked researchers
Rank in Japan
#48,323
of 114,622
Works
54
Citations
48
Citations per work
0.9

What does Hirofumi Yamamoto research?

Artificial Intelligence: 32.6%Electrical and Electronic Engineering: 8.7%Sociology and Political Science: 6.5%Archeology: 4.3%other fields: 47.9%33%top field
Artificial Intelligence32.6%Electrical and Electronic Engineering8.7%Sociology and Political Science6.5%Archeology4.3%other fields47.9%

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

  1. 1Artificial Intelligence33% of their works
  2. 2Electrical and Electronic Engineering9% of their works
  3. 3Sociology and Political Science6% of their works
  4. 4Archeology4% of their works
  5. 5Atmospheric Science4% of their works
  6. 6Paleontology4% of their works

Research topics

Which keywords describe Hirofumi Yamamoto's research?

The keywords of their largest research topics: Neural Machine Translation, Statistical Machine Translation, Neural Networks, Word Representation, Acoustic Modeling, Climate Change, Compression and Deep Neural Networks.

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. Neural Machine Translation51 topic
  2. Statistical Machine Translation51 topic
  3. Neural Networks41 topic
  4. Word Representation41 topic
  5. Acoustic Modeling21 topic
  6. Climate Change21 topic
  7. Compression21 topic
  8. Deep Neural Networks21 topic
  9. Paleoclimatology21 topic
  10. Paleoproductivity21 topic
  11. Paleoredox21 topic
  12. Raman Spectroscopy21 topic
  13. Suffix Arrays21 topic
  14. X-Ray Fluorescence21 topic
  15. DNA Damage11 topic
  16. Repair11 topic

Where does Hirofumi Yamamoto work?

Hirofumi Yamamoto's main affiliation in the publication record is National Institute of Information and Communications Technology, Japan.

How many publications and citations does Hirofumi Yamamoto have?

Science Explorer counts 54 works and 48 citations for Hirofumi Yamamoto, ranking #923,818 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 Hirofumi Yamamoto

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