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Researcher · BT Research · United Kingdom

Denis Johnston

Denis Johnston publishes mostly in Artificial Intelligence, Astronomy and Astrophysics and Electrical and Electronic Engineering, on topics such as Speech Recognition and Synthesis, IPv6, Mobility, Handover, Networks, Security and Speech and dialogue systems.

OpenAlex
World rank
#4,218,900
of 7,710,434 ranked researchers
Rank in United Kingdom
#266,145
of 367,258
Works
20
Citations
207
Citations per work
10.4
h-index
5
i10-index 4Top 82% in Artificial Intelligence
Denis Johnston

What does Denis Johnston research?

Denis Johnston's work is mostly in Computer Science (28%), Engineering (21%), Physics and Astronomy (12%).

Physical Sciences: 12 works · 60.6% of their workComputer Science: 6 works · 28.0% of their workArtificial Intelligence: 5 works · 23.3% of their workComputer Networks and Communications: 1 works · 4.7% of their workEngineering: 4 works · 21.0% of their workElectrical and Electronic Engineering: 2 works · 9.3% of their workSafety, Risk, Reliability and Quality: 1 works · 7.0% of their workMedia Technology: 1 works · 4.7% of their workPhysics and Astronomy: 2 works · 11.6% of their workAstronomy and Astrophysics: 2 works · 11.6% of their workEverything else: 8 works · 39.4% of their workTHEIR WORKDenis Johnston20works
Physical Sciences61%

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. Computer Science628.0%
    2. Engineering421.0%
    3. Physics and Astronomy211.6%
  2. Everything else839.4%
  1. 1Artificial Intelligence23% of their works
  2. 2Astronomy and Astrophysics12% of their works
  3. 3Electrical and Electronic Engineering9% of their works
  4. 4Safety, Risk, Reliability and Quality7% of their works
  5. 5Computer Networks and Communications5% of their works
  6. 6Media Technology5% of their works

Research topics

Which keywords describe Denis Johnston's research?

The keywords of their largest research topics: Acoustic Modeling, Deep Neural Networks, Handoff Decision Algorithms, Mobility Support, Curriculum Development, Engineering Education, Markov Decision Processes and Mars.

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 16 words, with their numbers
  1. Acoustic Modeling71 topic
  2. Deep Neural Networks71 topic
  3. Handoff Decision Algorithms31 topic
  4. Mobility Support31 topic
  5. Curriculum Development21 topic
  6. Engineering Education21 topic
  7. Markov Decision Processes21 topic
  8. Mars21 topic
  9. Martian Surface21 topic
  10. Phonetics21 topic
  11. Solar System Abundances21 topic
  12. Speech Perception21 topic
  13. Spoken Dialogue Systems21 topic
  14. System Maturity21 topic
  15. Technology Readiness Levels21 topic
  16. Terrestrial Planets21 topic

Where does Denis Johnston work?

Denis Johnston's main affiliation in the publication record is BT Research, United Kingdom.

How many publications and citations does Denis Johnston have?

OpenAlex counts 20 works and 207 citations for Denis Johnston, an h-index of 5, ranking #4,218,900 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.

Other researchers named Denis Johnston

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