Science Explorer Interactive view Map

Engineering and Test Systems

Engineering and Test Systems is a research topic within Control and Systems Engineering. Science Explorer counts 11k research works in it since 1950. 5.1% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on fault diagnosis in complex systems, particularly in the aerospace domain. It covers topics such as sequential testing algorithms, hidden Markov models, testability analysis, built-in test (BIT), dynamic multiple fault diagnosis, system health management, and avionics maintenance.

  • Fault Diagnosis
  • Sequential Testing Algorithms
  • Hidden Markov Models
  • Testability Analysis
  • Aerospace Systems
  • Built-In Test (BIT)
  • Dynamic Multiple Fault Diagnosis
  • System Health Management
  • Avionics Maintenance
  • Graph-Based Systems
Research works
11k
fractional, since 1950
In the world top 10%
585
per year above
Top-10% rate
5.1%
share of its works in the world top 10%
Growth, 2013–17 → 2018–22
-42%
the tick is no change

Which countries lead Engineering and Test Systems research?

By volume, China and the United States publish the most (593 and 139 works in 2022–2025).

By volume, 2022–2025

  1. 1 China 593 works
  2. 2 United States 139 works
  3. 3 India 68 works
  4. 4 Germany 37 works
  5. 5 United Kingdom 23 works
  6. 6 South Korea 20 works
  7. 7 Italy 19 works
  8. 8 France 16 works
  9. 9 Japan 16 works
  10. 10 Türkiye 14 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

China: 62.8%United States: 14.7%India: 7.2%Germany: 4.0%6 others listed: 11.4%63%largest
China593 · 62.8%United States139 · 14.7%India68 · 7.2%Germany37 · 4.0%6 others listed107 · 11.4%

Shares of the rows listed above, not of the whole node.

Which institutions lead Engineering and Test Systems research?

By volume in 2022–2025, Commercial Aircraft Corporation of China (China) publishes the most Engineering and Test Systems research, followed by University of Electronic Science and Technology of China and Beihang University.

Who are the leading researchers in Engineering and Test Systems?

The most-cited researchers publishing on Engineering and Test Systems include Michael Pecht.

  1. 1 Michael Pecht United States 2.5k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

Where is Engineering and Test Systems research done?

The largest centres of Engineering and Test Systems research in 2022–2025 are Beijing (China), Shanghai (China), Xi'an (China) and Nanjing (China). Among places with at least 20 works in it, it is an unusually large share of all research in Xi'an, Harbin and Beijing.

Largest cities, 2022–2025

  1. 1 Beijing China 163 works
  2. 2 Shanghai China 60 works
  3. 3 Xi'an China 45 works
  4. 4 Nanjing China 38 works
  5. 5 Chengdu China 31 works
  6. 6 Guangzhou China 27 works
  7. 7 Harbin China 21 works
  8. 8 Wuhan China 19 works
  9. 9 Changsha China 16 works
  10. 10 Bengaluru India 12 works

Where it is the local speciality

  1. Xi'anCN · 45.4 works5.4×
  2. HarbinCN · 21.5 works5.0×
  3. BeijingCN · 163.4 works4.5×
  4. ChengduCN · 31.0 works4.3×
  5. ShanghaiCN · 60.2 works4.3×
  6. NanjingCN · 38.2 works3.6×
  7. GuangzhouCN · 27.0 works2.9×
← less than its size predictsmore →

Location quotient: how much more of its research is in Engineering and Test Systems than the world average.

See Engineering and Test Systems on the map

Where is the best place to study Engineering and Test Systems?

Among universities, judged by research, University of Electronic Science and Technology of China, Beihang University and Nanjing University of Aeronautics and Astronautics score highest, combining excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

0%2.5%5%7.5%mean 3.85%fractional works in this node (log) →share in the world top 10% →University of Electronic Science and Technology of China: 19, 5.0%Beihang University: 16, 5.1%Nanjing University of Aeronautics and Astronautics: 10, 4.9%Harbin Institute of Technology: 15, 6.8%National University of Defense Technology: 8, 1.3%Xi'an Aeronautical University: 9, 0.0%Harbin Institute of …Beihang UniversityUniversity of Electr…Nanjing University o…
above the meannear itbelow it

One dot per university in the table below. The upper left is the interesting corner: small places doing unusually strong work.

#UniversityScoreTop 10%SpecialisationWorksGrowth
1 University of Electronic Science and Technology of ChinaChina 72.65.0%15.6×19 -77.7%
2 Beihang UniversityChina 68.15.1%14.0×16 -61.1%
3 Nanjing University of Aeronautics and AstronauticsChina 57.34.9%11.1×10 -73.9%
4 Harbin Institute of TechnologyChina 49.16.8%8.4×15 -52.4%
5 National University of Defense TechnologyChina 31.01.3%10.2×8 -53.6%
6 Xi'an Aeronautical UniversityChina 30.60.0%225.7×9 -81.5%

Universities only. Score blends excellence (30%), specialisation (25%), size (20%), growth (15%) and international reach (10%), 2015–2022; growth compares 2010–14 with 2015–19.

Is Engineering and Test Systems research growing?

Output in 2018–2022 was 42% lower than in 2013–2017, peaking in 2002.

19801990200020102020
grewheldshrank

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

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.