Search (14 results, page 1 of 1)

  • × author_ss:"Waltman, L."
  1. Waltman, L.; Costas, R.: F1000 Recommendations as a potential new data source for research evaluation : a comparison with citations (2014) 0.01 
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    17. 2.1997 18:25:04
    18. 3.2014 18:04:21
  2. Waltman, L.; Eck, N.J. van: ¬The relation between eigenfactor, audience factor, and influence weight (2010) 0.01 
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    17. 2.1997 18:25:04
    19. 6.2010 18:51:39
  3. Sjögårde, P.; Ahlgren, P.; Waltman, L.: Algorithmic labeling in hierarchical classifications of publications : evaluation of bibliographic fields and term weighting approaches (2021) 0.00 
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    17. 2.1997 18:25:04
    10. 6.2021 18:55:55
  4. Waltman, L.; Eck, N.J. van: Some comments on the question whether co-occurrence data should be normalized (2007) 0.00 
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    17. 2.1997 18:25:04
  5. Hicks, D.; Wouters, P.; Waltman, L.; Rijcke, S. de; Rafols, I.: ¬The Leiden Manifesto for research metrics : 10 principles to guide research evaluation (2015) 0.00 
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    Date
    10. 9.2015 18:40:44
  6. Eck, N.J. van; Waltman, L.: Appropriate similarity measures for author co-citation analysis (2008) 0.00 
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  7. Waltman, L.; Eck, N.J. van; Raan, A.F.J. van: Universality of citation distributions revisited (2012) 0.00 
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  8. Eck, N.J. van; Waltman, L.: How to normalize cooccurrence data? : an analysis of some well-known similarity measures (2009) 0.00 
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  9. Eck, N.J. van; Waltman, L.; Dekker, R.; Berg, J. van den: ¬A comparison of two techniques for bibliometric mapping : multidimensional scaling and VOS (2010) 0.00 
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  10. Waltman, L.; Eck, N.J. van: ¬The inconsistency of the h-index : the case of web accessibility in Western European countries (2012) 0.00 
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  11. Waltman, L.; Schreiber, M.: On the calculation of percentile-based bibliometric indicators (2013) 0.00 
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  12. Colavizza, G.; Boyack, K.W.; Eck, N.J. van; Waltman, L.: ¬The closer the better : similarity of publication pairs at different cocitation levels (2018) 0.00 
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  13. Waltman, L.; Eck, N.J. van: ¬A new methodology for constructing a publication-level classification system of science : keyword maps in Google scholar citations (2012) 0.00 
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  14. Waltman, L.; Calero-Medina, C.; Kosten, J.; Noyons, E.C.M.; Tijssen, R.J.W.; Eck, N.J. van; Leeuwen, T.N. van; Raan, A.F.J. van; Visser, M.S.; Wouters, P.: ¬The Leiden ranking 2011/2012 : data collection, indicators, and interpretation (2012) 0.00 
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