 | 2012 |
| 44 |  | Ludo Waltman,
Clara Calero-Medina,
Joost Kosten,
Ed C. M. Noyons,
Robert J. W. Tijssen,
Nees Jan van Eck,
Thed N. van Leeuwen,
Anthony F. J. van Raan,
Martijn S. Visser,
Paul Wouters:
The Leiden Ranking 2011/2012: Data collection, indicators, and interpretation
CoRR abs/1202.3941: (2012) |
| 43 |  | Ludo Waltman,
Nees Jan van Eck:
A new methodology for constructing a publication-level classification system of science
CoRR abs/1203.0532: (2012) |
| 42 |  | Robert J. W. Tijssen,
Ludo Waltman,
Nees Jan van Eck:
Research collaboration and the expanding science grid: Measuring globalization processes worldwide
CoRR abs/1203.4194: (2012) |
| 41 |  | Ludo Waltman,
Nees Jan van Eck,
Anthony F. J. van Raan:
Universality of citation distributions revisited.
JASIST 63(1): 72-77 (2012) |
| 40 |  | Ludo Waltman,
Nees Jan van Eck:
The inconsistency of the h-index.
JASIST 63(2): 406-415 (2012) |
| 39 |  | Ludo Waltman,
Nees Jan van Eck:
A mathematical analysis of the long-run behavior of genetic algorithms for social modeling.
Soft Comput. 16(6): 1071-1089 (2012) |
| 2011 |
| 38 |  | Ludo Waltman,
Robert J. W. Tijssen,
Nees Jan van Eck:
Globalisation of science in kilometres
CoRR abs/1103.3648: (2011) |
| 37 |  | Ludo Waltman,
Nees Jan van Eck,
Anthony F. J. van Raan:
Universality of citation distributions revisited
CoRR abs/1105.2934: (2011) |
| 36 |  | Ludo Waltman,
Erjia Yan,
Nees Jan van Eck:
A recursive field-normalized
CoRR abs/1105.3212: (2011) |
| 35 |  | Ludo Waltman,
Nees Jan van Eck,
Thed N. van Leeuwen,
Martijn S. Visser,
Anthony F. J. van Raan:
On the correlation between bibliometric indicators and peer review: Reply to Opthof and Leydesdorff
CoRR abs/1105.5316: (2011) |
| 34 |  | Ludo Waltman,
Nees Jan van Eck:
The inconsistency of the h-index
CoRR abs/1108.3901: (2011) |
| 33 |  | Nees Jan van Eck,
Ludo Waltman:
Text mining and visualization using VOSviewer
CoRR abs/1109.2058: (2011) |
| 32 |  | Ludo Waltman,
Nees Jan van Eck,
Thed N. van Leeuwen,
Martijn S. Visser,
Anthony F. J. van Raan:
Towards a new crown indicator: Some theoretical considerations.
J. Informetrics 5(1): 37-47 (2011) |
| 31 |  | Ludo Waltman,
Robert J. W. Tijssen,
Nees Jan van Eck:
Globalisation of science in kilometres.
J. Informetrics 5(4): 574-582 (2011) |
| 30 |  | Cathelijn J. F. Waaijer,
Cornelis A. van Bochove,
Nees Jan van Eck:
On the map: Nature and Science editorials.
Scientometrics 86(1): 99-112 (2011) |
| 29 |  | Ludo Waltman,
Nees Jan van Eck,
Thed N. van Leeuwen,
Martijn S. Visser,
Anthony F. J. van Raan:
Towards a new crown indicator: an empirical analysis.
Scientometrics 87(3): 467-481 (2011) |
| 28 |  | Ludo Waltman,
Nees Jan van Eck,
Thed N. van Leeuwen,
Martijn S. Visser,
Anthony F. J. van Raan:
On the correlation between bibliometric indicators and peer review: reply to Opthof and Leydesdorff.
Scientometrics 88(3): 1017-1022 (2011) |
| 27 |  | Ludo Waltman,
Erjia Yan,
Nees Jan van Eck:
A recursive field-normalized bibliometric performance indicator: an application to the field of library and information science.
Scientometrics 89(1): 301-314 (2011) |
| 2010 |
| 26 |  | Anthony F. J. van Raan,
Thed N. van Leeuwen,
Martijn S. Visser,
Nees Jan van Eck,
Ludo Waltman:
Rivals for the crown: Reply to Opthof and Leydesdorff
CoRR abs/1003.2113: (2010) |
| 25 |  | Ludo Waltman,
Nees Jan van Eck,
Thed N. van Leeuwen,
Martijn S. Visser,
Anthony F. J. van Raan:
Towards a new crown indicator: Some theoretical considerations
CoRR abs/1003.2167: (2010) |
| 24 |  | Ludo Waltman,
Nees Jan van Eck:
The relation between Eigenfactor, audience factor, and influence weight
CoRR abs/1003.2198: (2010) |
| 23 |  | Nees Jan van Eck,
Ludo Waltman,
Rommert Dekker,
Jan van den Berg:
A comparison of two techniques for bibliometric mapping: Multidimensional scaling and VOS
CoRR abs/1003.2551: (2010) |
| 22 |  | Ludo Waltman,
Nees Jan van Eck,
Thed N. van Leeuwen,
Martijn S. Visser,
Anthony F. J. van Raan:
Towards a new crown indicator: An empirical analysis
CoRR abs/1004.1632: (2010) |
| 21 |  | Ludo Waltman,
Nees Jan van Eck,
Ed C. M. Noyons:
A unified approach to mapping and clustering of bibliometric networks
CoRR abs/1006.1032: (2010) |
| 20 |  | Anthony F. J. van Raan,
Thed N. van Leeuwen,
Martijn S. Visser,
Nees Jan van Eck,
Ludo Waltman:
Rivals for the crown: Reply to Opthof and Leydesdorff.
J. Informetrics 4(3): 431-435 (2010) |
| 19 |  | Ludo Waltman,
Nees Jan van Eck,
Ed C. M. Noyons:
A unified approach to mapping and clustering of bibliometric networks.
J. Informetrics 4(4): 629-635 (2010) |
| 18 |  | Nees Jan van Eck,
Ludo Waltman,
Rommert Dekker,
Jan van den Berg:
A comparison of two techniques for bibliometric mapping: Multidimensional scaling and VOS.
JASIST 61(12): 2405-2416 (2010) |
| 17 |  | Ludo Waltman,
Nees Jan van Eck:
The relation between Eigenfactor, audience factor, and influence weight.
JASIST 61(7): 1476-1486 (2010) |
| 16 |  | Nees Jan van Eck,
Ludo Waltman,
Ed C. M. Noyons,
R. K. Buter:
Automatic term identification for bibliometric mapping.
Scientometrics 82(3): 581-596 (2010) |
| 15 |  | Nees Jan van Eck,
Ludo Waltman:
Software survey: VOSviewer, a computer program for bibliometric mapping.
Scientometrics 84(2): 523-538 (2010) |
| 2009 |
| 14 |  | Ludo Waltman,
Nees Jan van Eck:
Some comments on Egghe's derivation of the impact factor distribution.
J. Informetrics 3(4): 363-366 (2009) |
| 13 |  | Nees Jan van Eck,
Ludo Waltman:
On the proper understanding of the limiting behavior of generalizations of the h- and g-indices.
J. Informetrics 3(4): 369-370 (2009) |
| 12 |  | Nees Jan van Eck,
Ludo Waltman:
How to normalize cooccurrence data? An analysis of some well-known similarity measures.
JASIST 60(8): 1635-1651 (2009) |
| 2008 |
| 11 |  | Nees Jan van Eck,
Flavius Frasincar,
Dwain Chang:
Cluster-Based Visualization of Concept Associations.
IV 2008: 409-414 |
| 10 |  | Nees Jan van Eck,
Michiel C. van Wezel:
Application of reinforcement learning to the game of Othello.
Computers & OR 35(6): 1999-2017 (2008) |
| 9 |  | Nees Jan van Eck,
Ludo Waltman:
Generalizing the h- and g-indices.
J. Informetrics 2(4): 263-271 (2008) |
| 8 |  | Ludo Waltman,
Nees Jan van Eck:
Some comments on the journal weighted impact factor proposed by Habibzadeh and Yadollahie.
J. Informetrics 2(4): 369-372 (2008) |
| 7 |  | Nees Jan van Eck,
Ludo Waltman:
Appropriate similarity measures for author co-citation analysis.
JASIST 59(10): 1653-1661 (2008) |
| 2007 |
| 6 |  | Nees Jan van Eck,
Ludo Waltman:
Bibliometric Mapping of the Computational Intelligence Field.
International Journal of Uncertainty, Fuzziness and Knowledge-Based Systems 15(5): 625-645 (2007) |
| 5 |  | Ludo Waltman,
Nees Jan van Eck:
Some comments on the question whether co-occurrence data should be normalized.
JASIST 58(11): 1701-1703 (2007) |
| 2006 |
| 4 |  | Nees Jan van Eck,
Ludo Waltman:
VOS: A New Method for Visualizing Similarities Between Objects.
GfKl 2006: 299-306 |
| 3 |  | Nees Jan van Eck,
Flavius Frasincar,
Jan van den Berg:
Visualizing Concept Associations Using Concept Density Maps.
IV 2006: 270-275 |
| 2005 |
| 2 |  | Nees Jan van Eck,
Ludo Waltman,
Jan van den Berg:
A Novel Algorithm for Visualizing Concept Associations.
BNAIC 2005: 397-398 |
| 1 |  | Nees Jan van Eck,
Ludo Waltman,
Jan van den Berg:
A Novel Algorithm for Visualizing Concept Associations.
DEXA Workshops 2005: 405-409 |