Science Explorer Interactive view Map

Ludo Waltman

Ludo Waltman publishes mostly in Statistics, Probability and Uncertainty, Information Systems and Information Systems and Management, on topics such as scientometrics and bibliometrics research, Academic Publishing and Open Access and Research Data Management Practices.

World rank
#43,128
of 1,633,909 ranked researchers
Rank in Netherlands
#905
of 23,481
Works
57
Citations
373
Citations per work
6.5

What does Ludo Waltman research?

Statistics, Probability and Uncertainty: 21.1%Information Systems: 12.7%Information Systems and Management: 9.9%Management Science and Operations Research: 5.6%other fields: 50.7%21%top field
Statistics, Probability and Uncertainty21.1%Information Systems12.7%Information Systems and Management9.9%Management Science and Operations Research5.6%other fields50.7%

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

  1. 1Statistics, Probability and Uncertainty21% of their works
  2. 2Information Systems13% of their works
  3. 3Information Systems and Management10% of their works
  4. 4Management Science and Operations Research6% of their works
  5. 5Artificial Intelligence6% of their works
  6. 6Molecular Biology4% of their works

Research topics

Which keywords describe Ludo Waltman's research?

The keywords of their largest research topics: Bibliometric Analysis, Research Evaluation, COVID-19, Preprints, Data Sharing, Scientific Data Management, Automatic and Extraction.

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. Bibliometric Analysis141 topic
  2. Research Evaluation141 topic
  3. COVID-1951 topic
  4. Preprints51 topic
  5. Data Sharing41 topic
  6. Scientific Data Management41 topic
  7. Automatic31 topic
  8. Extraction31 topic
  9. Hyperlink Analysis31 topic
  10. Webometrics31 topic
  11. Biomedical Ontologies21 topic
  12. Community Structure21 topic
  13. Network Dynamics21 topic
  14. Resilience21 topic
  15. Sustainability Transitions21 topic
  16. Text Mining21 topic

Where does Ludo Waltman work?

Ludo Waltman's main affiliation in the publication record is Leiden University, Netherlands.

How many publications and citations does Ludo Waltman have?

Science Explorer counts 57 works and 373 citations for Ludo Waltman, ranking #43,128 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.

Papers, co-authors, who cited this work and researchers on the nearest topics are in the interactive view on the map. Is this your page? Request a correction or removal.