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Researcher · Linköping University · Sweden

Lennart Ljung

Lennart Ljung publishes mostly in Control and Systems Engineering, Artificial Intelligence and Civil and Structural Engineering, on topics such as Control Systems and Identification, Fault Detection and Control Systems and Advanced Control Systems Optimization.

ORCID 0000-0003-4881-8955 OpenAlex
World rank
#106,292
of 7,710,434 ranked researchers
Rank in Sweden
#1,031
of 71,437
Works
746
Citations
53k
Citations per work
71.5
h-index
85
i10-index 333Top 0.1% in Control and Systems Engineering
Lennart Ljung

What does Lennart Ljung research?

Lennart Ljung's work is mostly in Engineering (60%), Computer Science (12%), Decision Sciences (3%).

Physical Sciences: 549 works · 73.6% of their workEngineering: 445 works · 59.7% of their workControl and Systems Engineering: 377 works · 50.5% of their workCivil and Structural Engineering: 46 works · 6.2% of their workComputational Mechanics: 22 works · 3.0% of their workComputer Science: 89 works · 11.9% of their workArtificial Intelligence: 89 works · 11.9% of their workMathematics: 15 works · 2.0% of their workApplied Mathematics: 15 works · 2.0% of their workEverything else: 172 works · 23.0% of their workSocial Sciences: 25 works · 3.4% of their workDecision Sciences: 25 works · 3.4% of their workStatistics, Probability and Uncertainty: 25 works · 3.4% of their workTHEIR WORKLennart Ljung746works
Physical Sciences74%Social Sciences3%

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. Engineering44559.7%
    2. Computer Science8911.9%
    3. Mathematics152.0%
  2. Everything else17223.0%
    1. Decision Sciences253.4%
  1. 1Control and Systems Engineering50% of their works
  2. 2Artificial Intelligence12% of their works
  3. 3Civil and Structural Engineering6% of their works
  4. 4Statistics, Probability and Uncertainty3% of their works
  5. 5Computational Mechanics3% of their works
  6. 6Applied Mathematics2% of their works

Research topics

Which keywords describe Lennart Ljung's research?

The keywords of their largest research topics: State Estimation, Parameter Estimation, System Identification, Fault Detection, Process Monitoring, Model Predictive Control, Optimization and Vibration-based Damage Identification.

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 17 words, with their numbers
  1. State Estimation5452 topics
  2. Parameter Estimation4801 topic
  3. System Identification4801 topic
  4. Fault Detection3361 topic
  5. Process Monitoring3361 topic
  6. Model Predictive Control1311 topic
  7. Optimization1311 topic
  8. Vibration-based Damage Identification1201 topic
  9. Wireless Sensors1201 topic
  10. Neural Networks1101 topic
  11. Self-Organizing Maps1101 topic
  12. Nonlinear Estimation651 topic
  13. Particle Filters651 topic
  14. Sensitivity Analysis581 topic
  15. Uncertainty Quantification581 topic
  16. Adaptive Filtering361 topic
  17. Non-Gaussian Signal Processing361 topic

Where does Lennart Ljung work?

Lennart Ljung's main affiliation in the publication record is Linköping University, Sweden.

How many publications and citations does Lennart Ljung have?

OpenAlex counts 746 works and 53,335 citations for Lennart Ljung, an h-index of 85, ranking #106,292 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.

Papers, co-authors, who cited this work and researchers on the nearest topics have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

Discussion

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