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Company · London · United Kingdom

BT Group (United Kingdom)

In research, BT Group (United Kingdom) stands highest in Physical Sciences (#8,678 of 12,888 worldwide), 2022–2025. Relative to its size it is most specialised in Computer Science — Computer Science is 5.4× its share of world research.

btplc.comROR OpenAlex
World rank, 2022–2025
#17,191
of 28,054 · #2,330 all time
Rank in United Kingdom
#614
of 1,094
Research works
3.5k
◆ 0% vs 2013–17
Citations
49k
14.0 per fractional work
Top-10% rate
14.8%
record average 16.5%
Open access
6%
world 28%

What is BT Group (United Kingdom) known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Physical SciencesDomain #8,678 of 12,888 15.4%83 #1478

Each strip is that field’s whole ranked pool, with the notch where BT Group (United Kingdom) sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no world mark, because the world rate differs by field (from about 6% to 21% in this record).

What does BT Group (United Kingdom) specialise in?

Where its research is concentrated relative to its size: Computer Science takes 5.4× the share of its output that it takes of world research.

  1. Computer ScienceField · 40.6 works5.4×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.14× its world share, 1 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.15× its world share, 1 worksBiochemistry, Geneti…Computer Science: 5.37× its world share, 41 worksComputer ScienceEarth and Planetary Sciences: 0.26× its world share, 0 worksEarth and Planetary …Engineering: 2.34× its world share, 34 worksEngineeringEnvironmental Science: 0.21× its world share, 1 worksEnvironmental ScienceMaterials Science: 0.23× its world share, 1 worksMaterials ScienceMathematics: 0.35× its world share, 0 worksMathematicsPhysics and Astronomy: 2.71× its world share, 6 worksPhysics and AstronomyDentistry: 0.71× its world share, 0 worksDentistryHealth Professions: 0.04× its world share, 0 worksHealth ProfessionsMedicine: 0.05× its world share, 1 worksMedicineNursing: 0.35× its world share, 0 worksNursingVeterinary: 0.84× its world share, 0 worksVeterinaryArts and Humanities: 0.46× its world share, 1 worksArts and HumanitiesBusiness, Management and Accounting: 0.98× its world share, 3 worksBusiness, Management…Decision Sciences: 0.85× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 0.11× its world share, 0 worksEconomics, Econometr…Psychology: 0.47× its world share, 1 worksPsychologySocial Sciences: 0.34× its world share, 4 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Computer Science, 5.4×. Every wedge is a field page.

Who are the top researchers at BT Group (United Kingdom)?

Ranked on the composite score, R. Wyatt, Graham J. Davies and M G Burt lead among researchers whose main affiliation is BT Group (United Kingdom).

  1. 1 R. Wyatt United Kingdom · #101,913 worldwide 181 citations · 41 works
  2. 2 Graham J. Davies United Kingdom · #177,140 worldwide 199 citations · 43 works
  3. 3 M G Burt United Kingdom · #199,352 worldwide 288 citations · 21 works
  4. 4 Nektarios Georgalas United Kingdom · #241,182 worldwide 135 citations · 25 works
  5. 5 M.J. O’Mahony United Kingdom · #262,311 worldwide 103 citations · 19 works
  6. 6 P. Cochrane United Kingdom · #447,097 worldwide 77 citations · 17 works
  7. 7 P. Healey United Kingdom · #518,687 worldwide 87 citations · 15 works
  8. 8 D.W. Faulkner United Kingdom · #534,752 worldwide 72 citations · 15 works
  9. 9 N.G. Walker United Kingdom · #541,369 worldwide 80 citations · 16 works
  10. 10 G.R. Walker United Kingdom · #552,750 worldwide 32 citations · 15 works
All ranked researchers at BT Group (United Kingdom)

Which keywords describe research at BT Group (United Kingdom)?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Deep Learning, Machine Learning, Energy Efficiency, Security, IoT Security, Beamforming, Wireless Communications and Wireless Networks.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Deep Learning14▲ 4.4×24 topics
  2. Machine Learning12▲ 3.9×20 topics
  3. Energy Efficiency7▲ 7.8×5 topics
  4. Security6▲ 9.5×7 topics
  5. Beamforming6▲ 55×4 topics
  6. IoT Security6▲ 19×3 topics
  7. Neural Networks5▲ 3.6×13 topics
  8. Wireless Communications4▲ 26×4 topics
  9. Data Mining4▲ 5.9×5 topics
  10. Wireless Networks4▲ 27×8 topics
  11. Channel Modeling4▲ 32×6 topics
  12. Cybersecurity4▲ 16×2 topics
  13. 5G Networks4▲ 18×4 topics
  14. Anomaly Detection4▲ 13×3 topics
  15. Convolutional Neural Networks4▲ 5.0×4 topics
  16. Antenna4▲ 43×1 topic
  17. Microstrip4▲ 43×1 topic
  18. Healthcare3▲ 3.1×5 topics
  19. Internet of Things3▲ 4.0×5 topics
  20. Wireless Communication3▲ 22×4 topics
  21. Audio-Visual Speech Recognition3▲ 62×1 topic
  22. Speech Enhancement3▲ 62×1 topic
  23. Massive MIMO3▲ 38×2 topics
  24. MIMO Systems3▲ 39×3 topics
  25. Privacy3▲ 11×3 topics
  26. Security Analysis3▲ 18×3 topics
  27. Intrusion Detection3▲ 20×1 topic
  28. Network Security3▲ 22×1 topic
  29. Cellular Networks3▲ 57×1 topic
  30. Deep Neural Networks3▲ 25×3 topics
  31. Interference Alignment3▲ 57×1 topic
  32. Quantum Information2▲ 22×3 topics
  33. Behavioral Analysis2▲ 21×2 topics
  34. Hidden Markov Models2▲ 43×3 topics
  35. Human-Computer Interaction2▲ 14×3 topics
  36. Security and Privacy2▲ 13×3 topics
  37. Acoustic Modeling2▲ 62×1 topic
  38. Speaker Verification2▲ 62×1 topic
  39. Interference Mitigation2▲ 126×2 topics
  40. Performance Analysis2▲ 9.9×2 topics

Which research topics does BT Group (United Kingdom) publish most on?

By volume in 2022–2025: Antenna Design and Analysis, Speech and Audio Processing, Network Security and Intrusion Detection and Advanced MIMO Systems Optimization.

Antenna Design and Analy…4Antenna Design and Analysis: 4 fractional worksSpeech and Audio Process…3Speech and Audio Processing: 3 fractional worksNetwork Security and Int…3Network Security and Intrusion Detection: 3 fractional worksAdvanced MIMO Systems Op…3Advanced MIMO Systems Optimization: 3 fractional worksSpeech Recognition and Synthesis: 2 fractional worksAdvanced Optical Network Technologies: 2 fractional worksBlockchain Technology Ap…2Blockchain Technology Applications and Security: 2 fractional worksAdvanced Malware Detecti…2Advanced Malware Detection Techniques: 2 fractional worksBluetooth and Wireless C…2Bluetooth and Wireless Communication Technologies: 2 fractional worksMusic Technology and Sou…2Music Technology and Sound Studies: 2 fractional works
Aerospace EngineeringSignal ProcessingComputer Networks and CommunicationsElectrical and Electronic Engineering3 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Antenna Design and Analysis Aerospace Engineering 4 works
  2. 2 Speech and Audio Processing Signal Processing 3 works
  3. 3 Network Security and Intrusion Detection Computer Networks and Communications 3 works
  4. 4 Advanced MIMO Systems Optimization Electrical and Electronic Engineering 3 works
  5. 5 Speech Recognition and Synthesis Artificial Intelligence 2 works
  6. 6 Advanced Optical Network Technologies Electrical and Electronic Engineering 2 works
  7. 7 Blockchain Technology Applications and Security Information Systems 2 works
  8. 8 Advanced Malware Detection Techniques Signal Processing 2 works
  9. 9 Bluetooth and Wireless Communication Technologies Computer Networks and Communications 2 works
  10. 10 Music Technology and Sound Studies Computer Vision and Pattern Recognition 2 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available6.5%not open93.5%

World: 28% of research is openly available.

with international co-authors8.8%domestic only91.2%

World: 19% is written across borders.

How has BT Group (United Kingdom)'s research output changed?

Output in 2018–2022 was 0% lower than in 2013–2017.

1990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Other research institutions in London

All research institutions in London

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.