 | 2009 |
|---|
| 51 |       | Loet Leydesdorff:
How are new citation-based journal indicators adding to the bibliometric toolbox?
CoRR abs/0909.4457: (2009) |
| 50 | | Diana Lucio-Arias,
Loet Leydesdorff:
The dynamics of exchanges and references among scientific texts, and the autopoiesis of discursive knowledge.
J. Informetrics 3(3): 261-271 (2009) |
| 49 | | Loet Leydesdorff,
Caroline S. Wagner:
Macro-level indicators of the relations between research funding and research output.
J. Informetrics 3(4): 353-362 (2009) |
| 48 | | Loet Leydesdorff,
Ismael Rafols:
A global map of science based on the ISI subject categories.
JASIST 60(2): 348-362 (2009) |
| 47 | | Loet Leydesdorff,
Yuan Sun:
National and international dimensions of the Triple Helix in Japan: University-industry-government versus international coauthorship relations.
JASIST 60(4): 778-788 (2009) |
| 46 | | Leo Egghe,
Loet Leydesdorff:
The relation between Pearson's correlation coefficient r and Salton's cosine measure.
JASIST 60(5): 1027-1036 (2009) |
| 45 | | Stephen J. Bensman,
Loet Leydesdorff:
Definition and identification of journals as bibliographic and subject entities: Librarianship versus ISI Journal Citation Reports methods and their effect on citation measures.
JASIST 60(6): 1097-1117 (2009) |
| 44 | | Loet Leydesdorff:
How are new citation-based journal indicators adding to the bibliometric toolbox?
JASIST 60(7): 1327-1336 (2009) |
| 43 | | Loet Leydesdorff,
Carole Probst:
The delineation of an interdisciplinary specialty in terms of a journal set: The case of communication studies.
JASIST 60(8): 1709-1718 (2009) |
| 42 | | Ismael Rafols,
Loet Leydesdorff:
Content-based and algorithmic classifications of journals: Perspectives on the dynamics of scientific communication and indexer effects.
JASIST 60(9): 1823-1835 (2009) |
| 2008 |
|---|
| 41 | | Loet Leydesdorff,
Caroline S. Wagner:
International collaboration in science and the formation of a core group.
J. Informetrics 2(4): 317-325 (2008) |
| 40 | | Loet Leydesdorff:
On the normalization and visualization of author co-citation data: Salton's Cosine versus the Jaccard index.
JASIST 59(1): 77-85 (2008) |
| 39 | | Loet Leydesdorff:
Patent classifications as indicators of intellectual organization.
JASIST 59(10): 1582-1597 (2008) |
| 38 | | Loet Leydesdorff,
Thomas Schank:
Dynamic animations of journal maps: Indicators of structural changes and interdisciplinary developments.
JASIST 59(11): 1810-1818 (2008) |
| 37 | | Diana Lucio-Arias,
Loet Leydesdorff:
Main-path analysis and path-dependent transitions in HistCiteTM-based historiograms.
JASIST 59(12): 1948-1962 (2008) |
| 36 | | Loet Leydesdorff:
Caveats for the use of citation indicators in research and journal evaluations.
JASIST 59(2): 278-287 (2008) |
| 35 | | Loet Leydesdorff,
Ping Zhou:
Co-word analysis using the Chinese character set.
JASIST 59(9): 1528-1530 (2008) |
| 2007 |
|---|
| 34 | | Ronald N. Kostoff,
J. Antonio del Río,
Héctor D. Cortés,
Charles Smith,
Andrew Smith,
Caroline S. Wagner,
Loet Leydesdorff,
George Karypis,
Guido Malpohl,
Rene Tshiteya:
Clustering methodologies for identifying country core competencies.
J. Information Science 33(1): 21-40 (2007) |
| 33 | | Loet Leydesdorff:
Visualization of the citation impact environments of scientific journals: An online mapping exercise.
JASIST 58(1): 25-38 (2007) |
| 32 | | Loet Leydesdorff:
Should co-occurrence data be normalized? A rejoinder.
JASIST 58(14): 2411-2413 (2007) |
| 31 | | Ping Zhou,
Loet Leydesdorff:
A comparison between the China Scientific and Technical Papers and Citations Database and the Science Citation Index in terms of journal hierarchies and interjournal citation relations.
JASIST 58(2): 223-236 (2007) |
| 30 | | Loet Leydesdorff:
Betweenness centrality as an indicator of the interdisciplinarity of scientific journals.
JASIST 58(9): 1303-1319 (2007) |
| 29 | | Loet Leydesdorff,
Martin Meyer:
The scientometrics of a Triple Helix of university-industry-government relations (Introduction to the topical issue).
Scientometrics 70(2): 207-222 (2007) |
| 28 | | Diana Lucio-Arias,
Loet Leydesdorff:
Knowledge emergence in scientific communication: from "fullerenes" to "nanotubes".
Scientometrics 70(3): 603-632 (2007) |
| 27 | | Loet Leydesdorff,
Ping Zhou:
Nanotechnology as a field of science: Its delineation in terms of journals and patents.
Scientometrics 70(3): 693-713 (2007) |
| 26 | | Loet Leydesdorff:
Mapping interdisciplinarity at the interfaces between the Science Citation Index and the Social Science Citation Index.
Scientometrics 71(3): 391-405 (2007) |
| 25 | | Ping Zhou,
Loet Leydesdorff:
The citation impacts and citation environments of Chinese journals in mathematics.
Scientometrics 72(2): 185-200 (2007) |
| 2006 |
|---|
| 24 | | Loet Leydesdorff,
Stephen J. Bensman:
Classification and powerlaws: The logarithmic transformation.
JASIST 57(11): 1470-1486 (2006) |
| 23 | | Loet Leydesdorff,
Liwen Qiu Vaughan:
Co-occurrence matrices and their applications in information science: Extending ACA to the Web environment.
JASIST 57(12): 1616-1628 (2006) |
| 22 | | Loet Leydesdorff:
Can scientific journals be classified in terms of aggregated journal-journal citation relations using the Journal Citation Reports?
JASIST 57(5): 601-613 (2006) |
| 21 | | Loet Leydesdorff,
Iina Hellsten:
Measuring the meaning of words in contexts: An automated analysis of controversies about 'Monarch butterflies, ' 'Frankenfoods, ' and 'stem cells'.
Scientometrics 67(2): 231-258 (2006) |
| 2005 |
|---|
| 20 | | Loet Leydesdorff,
Jin Bihui:
Mapping the Chinese Science Citation Database in terms of aggregated journal-journal citation relations.
JASIST 56(14): 1469-1479 (2005) |
| 19 | | Loet Leydesdorff:
Similarity measures, author cocitation analysis, and information theory.
JASIST 56(7): 769-772 (2005) |
| 18 | | Loet Leydesdorff,
Virginia Trimnle,
Peter Vinkler:
Walk-round.
Scientometrics 63(2): 407-419 (2005) |
| 17 | | Loet Leydesdorff,
Ping Zhou:
Are the contributions of China and Korea upsetting the world system of science?
Scientometrics 63(3): 617-630 (2005) |
| 16 | | Han Woo Park,
Heung Deug Hong,
Loet Leydesdorff:
A comparison of the knowledge-based innovation systems in the economies of South Korea and the Netherlands using Triple Helix indicators.
Scientometrics 65(1): 3-27 (2005) |
| 2004 |
|---|
| 15 | | Paul Wouters,
Iina Hellsten,
Loet Leydesdorff:
Internet time and the reliability of search engines.
First Monday 9(10): (2004) |
| 14 | | Loet Leydesdorff:
The university-industry knowledge relationship: Analyzing patents and the science base of technologies.
JASIST 55(11): 991-1001 (2004) |
| 13 | | Loet Leydesdorff:
Top-down decomposition of the Journal Citation Reportof the Social Science Citation Index: Graph- and factor-analytical approaches.
Scientometrics 60(2): 159-180 (2004) |
| 2003 |
|---|
| 12 | | Loet Leydesdorff:
Rejoinder to Van den Besselaar's letter entitled Descriptive statistics, inferential statistics, rhetorical statistics.
JASIST 54(11): 1077-1078 (2003) |
| 11 | | Loet Leydesdorff:
Empirical evidence of self-organization? A rejoinder.
JASIST 54(8): 804 (2003) |
| 10 | | Caroline S. Wagner,
Loet Leydesdorff:
Seismology as a dynamic, distributed area of scientific research.
Scientometrics 58(1): 91-114 (2003) |
| 9 | | Loet Leydesdorff,
Martin Meyer:
The Triple Helix of university-industry-government relations.
Scientometrics 58(2): 191-203 (2003) |
| 8 | | Loet Leydesdorff:
The mutual information of university-industry-government relations: An indicator of the Triple Helix dynamics.
Scientometrics 58(2): 445-467 (2003) |
| 2002 |
|---|
| 7 | | Loet Leydesdorff:
A sociological theory of communication: the self organization of the knowledge-based society.
Inf. Res. 7(3): (2002) |
| 6 | | Loet Leydesdorff:
Dynamic and evolutionary updates of classificatory schemes in scientific journal structures.
JASIST 53(12): 987-994 (2002) |
| 2001 |
|---|
| 5 | | Loet Leydesdorff:
Technology and Culture: the Dissemination and the Potential 'Lock-in' of New Technologies.
J. Artificial Societies and Social Simulation 4(3): (2001) |
| 4 |  | Loet Leydesdorff,
Gaston Heimeriks:
The self-organization of the European Information Society: The case of biotechnology.
JASIST 52(13): 1262-1274 (2001) |
| 1997 |
|---|
| 3 | | Loet Leydesdorff:
Why Words and Co-Words Cannot Map the Development of the Sciences.
JASIS 48(5): 418-427 (1997) |
| 1996 |
|---|
| 2 | | Peter Van den Besselaar,
Loet Leydesdorff:
Mapping Change in Scientific Specialties: A Scientometric Reconstruction of the Development of Artificial Intelligence.
JASIS 47(6): 415-436 (1996) |
| 1993 |
|---|
| 1 | | Peter Van den Besselaar,
Loet Leydesdorff:
Research Performance in Artificial Intelligence and Robotics: An International Comparison.
AI Commun. 6(2): 83-91 (1993) |
