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Ludo Waltman

Identifiers

  • name variant Ludo Waltman 0.60 · backfill

Papers (44)

  1. Accuracy of citation data in Web of Science and Scopus cs.DL · 2019 · author #2
  2. Systematic analysis of agreement between metrics and peer review in the UK REF cs.DL · 2018 · author #2
  3. Exploration of Reproducibility Issues in Scientometric Research Part 2: Conceptual Reproducibility cs.DL · 2018 · author #5
  4. Exploration of reproducibility issues in scientometric research Part 1: Direct reproducibility cs.DL · 2018 · author #1
  5. Analyzing the activities of visitors of the Leiden Ranking website cs.DL · 2018 · author #2
  6. Field normalization of scientometric indicators cs.DL · 2018 · author #1
  7. Characterizing in-text citations in scientific articles: A large-scale analysis cs.DL · 2017 · author #4
  8. The Closer the Better: Similarity of Publication Pairs at Different Co-Citation Levels cs.DL · 2017 · author #4
  9. Citation-based clustering of publications using CitNetExplorer and VOSviewer cs.DL · 2017 · author #2
  10. Conceptual difficulties in the use of statistical inference in citation analysis cs.DL · 2016 · author #1
  11. Constructing bibliometric networks: A comparison between full and fractional counting cs.DL · 2016 · author #2
  12. The elephant in the room: The problem of quantifying productivity in evaluative scientometrics cs.DL · 2016 · author #1
  13. Clustering scientific publications based on citation relations: A systematic comparison of different methods cs.DL · 2015 · author #3
  14. Large-Scale Analysis of the Accuracy of the Journal Classification Systems of Web of Science and Scopus cs.DL · 2015 · author #2
  15. A review of the literature on citation impact indicators cs.DL · 2015 · author #1
  16. Predicting the long-term citation impact of recent publications cs.DL · 2015 · author #3
  17. Field-normalized citation impact indicators and the choice of an appropriate counting method cs.DL · 2015 · author #1
  18. Exploring the relationship between the Engineering and Physical Sciences and the Health and Life Sciences by advanced bibliometric methods cs.DL · 2014 · author #1
  19. CitNetExplorer: A new software tool for analyzing and visualizing citation networks cs.DL · 2014 · author #2
  20. A smart local moving algorithm for large-scale modularity-based community detection physics.soc-ph · 2013 · author #1
  21. F1000 recommendations as a new data source for research evaluation: A comparison with citations cs.DL · 2013 · author #1
  22. A systematic empirical comparison of different approaches for normalizing citation impact indicators cs.DL · 2013 · author #1
  23. Counting publications and citations: Is more always better? cs.DL · 2013 · author #1
  24. Citation analysis may severely underestimate the impact of clinical research as compared to basic research cs.DL · 2012 · author #2
  25. Some modifications to the SNIP journal impact indicator cs.DL · 2012 · author #1
  26. Source normalized indicators of citation impact: An overview of different approaches and an empirical comparison cs.DL · 2012 · author #1
  27. An empirical analysis of the use of alphabetical authorship in scientific publishing cs.DL · 2012 · author #1
  28. On the calculation of percentile-based bibliometric indicators cs.DL · 2012 · author #1
  29. Research collaboration and the expanding science grid: Measuring globalization processes worldwide cs.DL · 2012 · author #2
  30. A new methodology for constructing a publication-level classification system of science cs.DL · 2012 · author #1
  31. The Leiden Ranking 2011/2012: Data collection, indicators, and interpretation cs.DL · 2012 · author #1
  32. Text mining and visualization using VOSviewer cs.DL · 2011 · author #2
  33. The inconsistency of the h-index cs.DL · 2011 · author #1
  34. On the correlation between bibliometric indicators and peer review: Reply to Opthof and Leydesdorff cs.DL · 2011 · author #1
  35. A recursive field-normalized bibliometric performance indicator: An application to the field of library and information science cs.DL · 2011 · author #1
  36. Universality of citation distributions revisited cs.DL · 2011 · author #1
  37. Globalisation of science in kilometres cs.DL · 2011 · author #1
  38. The detection of "hot regions" in the geography of science: A visualization approach by using density maps cs.DL · 2011 · author #2
  39. A unified approach to mapping and clustering of bibliometric networks cs.DL · 2010 · author #1
  40. Towards a new crown indicator: An empirical analysis cs.DL · 2010 · author #1
  41. A comparison of two techniques for bibliometric mapping: Multidimensional scaling and VOS cs.DL · 2010 · author #2
  42. The relation between Eigenfactor, audience factor, and influence weight cs.DL · 2010 · author #1
  43. Towards a new crown indicator: Some theoretical considerations cs.DL · 2010 · author #1
  44. Rivals for the crown: Reply to Opthof and Leydesdorff cs.DL · 2010 · author #5

Mentions

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Frequent Coauthors