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Homepage | Publications | Software | Indicators | Animation | Geo | blog | Search website (Google) |
2020
Lutz Bornmann, Christian Ganser, Alexander Tekles, & Loet Leydesdorff, Does the hα index reinforce the Matthew effect in science? Agent-based simulations using Stata and R, Quantitative Science Studies (early view); https://doi.org/10.1162/qss_a_00008.
Iina Hellsten & Loet Leydesdorff. Automated
Analysis of Topic-Actor Networks on Twitter: New approach to the analysis of
socio-semantic networks. Journal of the Association for Information
Science and Technology JASIST 71(1) (2020) 3-15; DOI: 10.1002/asi.24207
Iina Hellsten, Tobias Opthof & Loet Leydesdorff, N-mode network approach
for socio-semantic analysis of scientific publications, Poetics (in
press).
Inga A. Ivanova, Nataliya Smorodinskaya, and Loet
Leydesdorff, On Measuring Complexity in a Post-Industrial Economy: The
Ecosystem’s Approach, Quality and Quantity (early view, 11 February
2019); doi: 10.1007/s11135-019-00844-2.
Staša Milojević and Loet Leydesdorff, Bibliometrics / Scientometrics, in: Laurie Schintler and Connie McNeely (Eds.), Encyclopedia of Big Data. Springer/Nature, forthcoming in 2020.
Gangan Prathap,Somenath Mukherjee, & Loet Leydesdorff, Within-Journal Self-citations, and the Pinski-Narin Influence Weights. Journal of Informetrics (in press).
Sally Wyatt and Loet Leydesdorff, Ontology and Science and Technology Studies,
in: Paul Anthony Atkinson, Sara Delamont, Richard A Williams, Alexandru Cernat,
Joseph W. Sakshaug (Eds.), The SAGE Encyclopedia of Research Methods (in
print).
in preparation:
* Loet Leydesdorff, The Communication Dynamics of
Knowledge, Information, and Meaning: Contributions to the Quantitative Study of
Science, Technology, and Innovation. in: Qualitative and Quantitative
Analysis of Scientific and Scholarly Communication (Wolfgang Glänzel et al.,
Eds.). Cham, Switzerland: Springer Nature, 2021.
* Loet Leydesdorff & Inga Ivanova, The Measurement of “Interdisciplinarity”
and “Synergy” in Scientific and Extra-Scientific Collaborations, doi:
10.13140/RG.2.2.28235.23849
* Mark W. Johnson & Loet Leydesdorff, Redundancies in
the Communication of Music: An Operationalization of Schutz's “Making Music
Together.”
* Thor, A., Bornmann, L., Haunschild, R., & Leydesdorff, L. (2019). Which are the influential publications
in the Web of Science subject categories over a long period of time? CRExplorer
software used for big-data analyses in bibliometrics.
* Xiaozan Lyu, Ping Zhou*, Loet Leydesdorff (2019). Eco-systems
Mapping and Forcasting of Techno-Science Linkages at the Level of Scholarly
Journals and Fields
2019
Loet Leydesdorff, Lutz Bornmann, and Jonathan Adams, The Integrated Impact Indicator
Revisited (I3*): A Non-Parametric Alternative to the
Journal Impact Factor. Scientometrics 119(3) (2019) 1669-1694; doi: 10.1007/s11192-019-03099-8
Loet Leydesdorff, Caroline S. Wagner, and Lutz Bornmann, Interdisciplinarity as Diversity in Citation Patterns among Journals: Rao-Stirling Diversity, Relative Variety, and the Gini coefficient. Journal of Informetrics 13(1) (2019) 255-269; https://doi.org/10.1016/j.joi.2018.12.006
Loet Leydesdorff, Caroline S. Wagner, and Lutz Bornmann, Diversity Measurement: Steps towards the Measurement of Interdisciplinarity? Journal of Informetrics 13 (3) (2019) 904-905 ; https://doi.org/10.1016/j.joi.2019.03.016
Loet Leydesdorff, Lutz Bornmann, and Tobias Opthoff, h(α): The Scientist as Chimpanzee or Bonobo, Scientometrics 118(3) (2019) 1163-1166; doi:10.1007/s11192-019-03004-3
J. Hirsch, Response to the comment "h(α): The Scientist as Chimpanzee or Bonobo," by Leydesdorff, Bornmann and Opthof, Scientometrics 118(3) (2019) 1167-1172; doi: 10.1007/s11192-019-03019-w
Loet Leydesdorff and Igone Porto Gomez, The Expected Synergy in Spanish
Regional and National Systems of Innovation, Journal of Technology
Transfer 44(1) (2019) 189-209; doi:10.1007/s10961-017-9618-4.
Loet Leydesdorff, Caroline S. Wagner, Igone Porto-Gomez, Jordan A. Comins, and Fred Phillips, Synergy in the Knowledge Base of U.S. Innovation Systems at National, State, and Regional Levels: The Contributions of High-Tech Manufacturing and Knowledge-Intensive Services, Journal of the Association for Information Science and Technology 70(10) (2019) 1108-1135; https://doi.org/10.1002/asi.24182
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Noor Blom, Bob van Dijk, Herbert van Erkelens, Ernst Homburg, Egbert van der Poel, Ruud de Ruyter, Huib Schwab, Annemarie van de Vusse, and Loet Leydesdorff (1980). Philips en de Wetenschap. Amsterdam: SUA. <pdf>; electronic version 2019. |
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Leydesdorff, Loet (1984). Amersfoort: De Horstink. <pdf>; electronic version 2019 |
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Etzkowitz, Henry and Leydesdorff, Loet, Universities and the Global Knowledge Economy: A Triple Helix of University-Industry Relations. Preprint version, 1997. Available at: https://ssrn.com/abstract=3404823
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Loet Leydesdorff, Lutz Bornmann, and Caroline S. Wagner, The relative influences of government funding and international collaboration on citation impact, Journal of the Association for Information Science and Technology 70(2) (2019) 198-201; https://doi.org/10.1002/asi.24109.
Loet Leydesdorff, Lutz Bornmann, and John Mingers, Statistical Significance and Effect Sizes of Differences among Research Universities at the Level of Nations and Worldwide based on the Leiden Rankings, Journal of the Association for Information Science and Technology 70(5) (2019) 509-525; https://doi.org/10.1002/asi.24130
Leydesdorff, L., Ivanova, I., & Meyer, M. (2019). The Measurement of Synergy
in Innovation Systems: Redundancy Generation in a Triple Helix of
University-Industry-Government Relations. In W. Glänzel, H. Moed, U. Schmoch
& M. Thelwall (Eds.), Springer Handbook of Science and Technology
Indicators (pp. 421-443). Cham, etc.: Springer Nature. Preprint available at https://papers.ssrn.com/sol3/papers.cfm?abstract_id=2937647
Loet Leydesdorff, & Ivan Cucco, Regions, Innovation Systems, and the North-South Divide in Italy. El Profesional de la Informacion, 28(2), e280214. https://doi.org//10.3145/epi.2019.mar.14
http://www.elprofesionaldelainformacion.com/contenidos/2019/mar/22.pdf
Loet Leydesdorff, Czy Spoleczenstwo Samoorganizujacy Systemem? [Is Society a Self-Organizing System? Journal for Social and Evolutionary Systems 16 (1993) 331-349]; translated into Polish by Marie Stefanova; March 14, 2019; СИСТЕМА СУСПІЛЬСТВА?, translated into Ukrainian by Sandi Wolfe.
Inga Ivanova, Řivind Strand, & Loet Leydesdorff, An
Eco-Systems Approach to constructing Economic Complexity Measures:
Endogenization of the technological dimension using Lotka-Volterra equations,
Advances in Complex Systems, 22(1) 1850023 (23 pages); DOI: 10.1142/S0219525918500236.
Inga A. Ivanova, Řivind Strand, and Loet Leydesdorff, What is the effect of synergy in
international collaboration on regional economies? Journal of the
Knowledge Economy 10(1) (2019) 18-34. doi: 10.1007/s13132-017-0480-2
Inga A. Ivanova, Řivind Strand, and Loet Leydesdorff, The Synergy and Cycle Values in Regional Innovation System: The Case of Norway, Foresight and STI Governance, 13(1), 48-61
Tobias Hecking & Loet Leydesdorff, Topic Modelling of Empirical Text Corpora: Validity, Reliability, and Reproducibility in Comparison to Semantic Maps. Research Evaluation 28(3) (2019) 263-272; doi: 10.1093/reseval/rvz015
Igone Porto Gomez, Jon Mikel Zabala Iturriagagoitia, &
Loet Leydesdorff, Innovation Systems in Mexico: a matter of missing synergies, Technological
Forecasting and Social Change 148(November 2019), 119721. doi: 10.1016/j.techfore.2019.119721
Robin Haunschild, Loet Leydesdorff, Lutz Bornmann, Iina Hellsten, & Werner
Marx, Does the public discuss other
topics on climate change than researchers? A comparison of networks based
on author keywords and hashtags, Journal of Informetrics 13(2) (2019)
695-707; https://doi.org/10.1016/j.joi.2019.03.008.
Steffen Roth, Loet Leydesdorff, Juri Kaivo-oja, and Augusto Sales, Open coopetition: when multiple players and rivals team up. Journal of Business Strategy (2019, early view); https://doi.org/10.1108/JBS-11-2018-0192.
Loet Leydesdorff, Introducing Lutz Bornmann, the Derek de Solla Price 2019, ISSI
Newsletter 15(3) (2019), 38-42.
2018
ZHAO Yong and WU Yishan, Tracing Origins: A
Study on the Characteristics of Important Literature Cited by a Famous
Scientometricaian, Journal of the China Society for Scientific and
Technical Information, 36(11) (2017)
Loet Leydesdorff, Diversity and
Interdisciplinarity: How Can One Distinguish and Recombine Disparity, Variety,
and Balance? Scientometrics 116(3) (2018) 2113-2121; doi: 10.1007/s11192-018-2810-y.
Loet Leydesdorff, Synergy in Knowledge-Based
Innovation Systems at National and Regional Levels: The Triple Helix Model and
the Fourth Industrial Revolution, Journal of Open
Innovation: Technology, Market, and Complexity 4(2) (2018) 2;
DOI: https://doi.org/10.3390/joitmc4020016
Loet Leydesdorff, Mark Johnson, & Inga Ivanova, Toward a
Calculus of Redundancy: Signification, Codification, and Anticipation in
Cultural Evolution. Journal of the Association for Information
Science and Technology 69(10) 1181-11921. doi:10.1002/asi.24052
Loet Leydesdorff, Caroline S. Wagner, and Lutz
Bornmann, Discontinuities
in Citation Relations among Journals: Self-organized Criticality as a Model of
Scientific Revolutions and Change, Scientometrics
116(1) (2018) 623-644; doi: 10.1007/s11192-018-2734-6.
Leydesdorff, L., Wagner, C., & Bornmann, L. (2018). “Critical Transitions”
and “Avalanches” in Journal-Journal Citation Relations. Paper presented at the
STI 2018 Conference. Proceedings at http://hdl.handle.net/1887/65343;
in: Rodrigo Costas, Thomas Franssen, Alfredo Yegros-Yegros (Eds.), Leiden:
CWTS, 12-14 Sep. 2018; pp. 64-72; https://hdl.handle.net/1887/64521
Loet Leydesdorff, Caroline S. Wagner, and Lutz Bornmann, Betweenness and Diversity in
Journal Citation Networks as Measures of Interdisciplinarity—A Tribute to
Eugene Garfield, Scientometrics 114(2) (2018) 567-592; https://doi.org/10.1007/s11192-017-2528-2
Loet Leydesdorff, Lifting the Markov Blankets of Socio-Cultural Evolution. A
Comment on “Answering Schrödinger’s question: A free-energy formulation”
Lutz Bornmann, Jonathan Adams, Loet
Leydesdorff, The negative effects of
citing with a national orientation in terms of recognition: national and
international citations in papers from Germany, the Netherlands, and UK
Journal of Informetrics 12(3) (2018) 931-949; https://doi.org/10.1016/j.joi.2018.07.009
Lutz Bornmann, Caroline Wagner, & Loet Leydesdorff, The Geography of References in Elite Articles:
Which countries contribute to the archives of knowledge. PLOS ONE,
13(3), (2018) e0194805.
Jordan Alexander Comins, Stephanie A. Carmack, and Loet Leydesdorff, Patent Citation Specroscopy: Online retrieval
of landmark patents based on an algorithmic approach, Journal of
Informetrics 12(4) (2018) 1223-1231.
Jordan Comins and Loet Leydesdorff, Data-mining
the Foundational Patents of Photovoltaic Materials: An application of Patent
Citation Spectroscopy. Journal of Scientometrics Research 7(2)
(2018) 79-83; doi: 10.5530/jscires.7.2.13.
Lutz Bornmann, Robin Haunschild, and Loet Leydesdorff, Reference
Publication Year Spectroscopy (RPYS) of Eugene Garfield’s publications, Scientometrics
114(2) (2018) 439-448; https://link.springer.com/article/10.1007%2Fs11192-017-2608-3
Dieter Franz Kogler, Gaston Heimeriks, and Loet Leydesdorff , Patent Portfolio
Analysis of Cities: Statistics and Maps of Technological Inventiveness, European
Planning Studies 26(11) (2018) 2256-2278; https://doi.org/10.1080/09654313.2018.1530147;<software>
Lutz Bornmann and Loet Leydesdorff, Count highly-cited
papers instead of papers with h citations—Use normalized citation counts and
compare “like with “like”! Scientometrics 115 (2018) 1119-1123; https://doi.org/10.1007/s11192-018-2682-1.
Loet Leydesdorff, "Open Access" maakt wetenschappers
minder onafhankelijk, NRC, 12 november 2018; at https://www.nrc.nl/nieuws/2018/11/12/brieven-a2754807
2017
ZHAO Yong, GAO Sijia, and WU Yishan, Anatomy of Research Methods Used by a Famous Scientometrician Based on Coding Frameworks, Journal of China Society for Scientific and Technical Information, 2017, 36(5): 443-451 ; <pdf>
Loet Leydesdorff, Andreas Thor, and Lutz Bornmann, Further steps in integrating the platforms of WoS and Scopus: Historiography with HistCite™ and main-path analysis, El Profesional de la Información 26(4) (2017) 662-670; https://doi.org/10.3145/epi.2017.jul.10
Loet Leydesdorff, Dieter Franz Kogler, and Bowen Yan, Mapping Patent Classifications: Portfolio and Statistical Analysis, and the Comparison of Strengths and Weaknesses, Scientometrics 112(3) (2017) 1573-1591; http://link.springer.com/article/10.1007/s11192-017-2449-0
Loet Leydesdorff, Alexander Petersen, and Inga A. Ivanova, Self-Organization
of Meaning and the Reflexive Communication of Information. Social Science
Information 56(1) (2017) 4-27; DOI: 10.1177/0539018416675074
Loet Leydesdorff and Adina Nerghes, Co-word
Maps and Topic Modeling: A Comparison Using Small and Medium-Sized Corpora (n
< 1000), Journal of the Association for Information Science and
Technology 68(4) (2917) 1024-1035; doi: .
Loet Leydesdorff and Han Woo Park, Full
and Fractional Counting in Bibliometric Networks, Journal of
Informetrics 11(1) (2017) 117-200; doi: 10.1016/j.joi.2016.11.007
Loet Leydesdorff, Lutz Bornmann, and Caroline S. Wagner, Generating
Clustered Journal Maps: An Automated System for Hierarchical Classification, Scientometrics
110(3) (2017) 1601-1614; doi: 10.1007/s11192-016-2226-5
Loet Leydesdorff & Wouter de Nooy, Can "Hot Spots" in the
Sciences Be Mapped Using the Dynamics of Aggregated Journal-Journal Citation
Relations?, Journal of the Association for Information Science and
Technology 68(1) (2017) 197-213; DOI:
10.1002/asi.23634
Lutz Bornmann & Loet Leydesdorff, Skewness
of citation impact data and covariates of citation distributions: A large-scale
empirical analysis based on Web of Science data, Journal of
Informetrics 11(1) (2017) 164-175; http://dx.doi.org/10.1016/j.joi.2016.12.001
Stephen Carley, Alan L. Porter, Ismael Rafols, and Loet Leydesdorff, Visualization
of Disciplinary Profiles: Enhanced Science Overlay Maps, Journal of Data
and Information Science (JDIS), 2(3) (2017), 68-111. doi:
10.1515/jdis-2017-0015<software>
Jordan A. Comins and Loet Leydesdorff, Citation algorithms for identifying research milestones driving biomedical innovation. Scientometrics 110(3) (2017) 1495-1504; doi: 10.1007/s11192-016-2238-1
Jordan A. Comins and Loet Leydesdorff, Identification of long-term
concept-symbols among citations: Do common intellectual histories structure
citation behavior? Journal of the Association for Information
Science and Technology 68(5) (2017) 1224-1233; http://dx.doi.org/10.1002/asi.23769
Xiaojun Hu, Loet Leydesdorff,
and Ronald Rousseau, Network heterogeneity in an undirected network: Definition
and measurement, Journal of Informetrics 11(2) (2017) 669-682; doi:10.1016/j.joi.2017.05.003.
Inga A. Ivanova, Řivind Strand, Duncan Kushnir, and Loet Leydesdorff, Economic and Technological Complexity: A
Model Study of Indicators of Knowledge-based Innovation Systems, Technological
Forecasting and Social Change 120 (July 2017) 77-89; doi: 10.1016/j.techfore.2017.04.007.
Daniele Rotolo, Ismael Rafols, Michael Hopkins, and Loet Leydesdorff, Strategic Intelligence on Emerging
Technologies: Scientometric Overlay Mapping, Journal of the Association
for Information Science and Technology 68(1) (2017) 214-233; <maps>
Řivind Strand, Inga Ivanova, and Loet Leydesdorff, Decomposing the Triple-Helix Synergy into the Regional Innovation Systems of Norway: Firm Data and Patent Networks. Quality & Quantity 51(3) 963-988; doi:10.1007/s11135-016-0344-z.
Caroline S. Wagner, Travis A. Whetsell, and Loet Leydesdorff (2017), Growth of International Collaboration in Science: Revisiting Six Specialties, Scientometrics 110(3), 1633-1652. doi:10.1007/s11192-016-2230-9
Caroline S. Wagner and Loet Leydesdorff, Envisioning Vision: Journal Clusters in Ophthalmology, Insights in Ophthalmology, 2017, 1:1
Sally Wyatt, Staša Milojevič, Han Woo Park, and Loet Leydesdorff, Quantitative and Qualitative STS: The Intellectual and Practical Contributions of Scientometrics. Pp. 87-112 in: Ulrike Felt, Rayvon Fouché, Clark Miller, and Laurel Smith-Doerr (Eds.), Handbook of Science and Technology Studies (4th edition). Boston, MA: MIT Press, 2017.
Fred Ye, Lutz Bornmann, and
Loet Leydesdorff, h-based I3-type Multivariate Vectors:
Multidimensional Indicators of Publication and Citation Scores. COLLNET
Journal of Scientometrics and Information Management, 11(1) (2017)
153-171; doi:10.1080/09737766.2017.1284954
Helen F. Xue, Loet Leydesdorff, and Fred Y. Ye, Probing Multivariate Indicators for Academic Evaluation, Journal of Library Science in China 43(4) (2017) 63-73; doi:10.13530/j.cnki.jlis.170018. <English version>
Triple Helix of University-Industry-Government Relations, in: Elias G. Carayannis (Ed.), Encyclopedia of Creativity, Innovation, and Entrepreneurship, New York: Springer, 2nd edition. doi: 10.1007/978-1-4614-6616-1_452-2
N-Tuple of Helices, in: Elias G. Carayannis (Ed.), Encyclopedia of Creativity, Innovation, and Entrepreneurship, New York: Springer, 2nd edition. doi: 10.1007/978-1-4614-6616-1_200002-2
Loet Leydesdorff, In praise of bibliometrics, review of: Yves Gingras, Bibliometrics and Research Evaluation: Uses and Abuses. Cambridge MA: MIT Press, 2016; 119 + xii pages. Journal of Informetrics 11(2) (2017) 295-297. https://ssrn.com/abstract=2922948
Loet Leydesdorff, The
positive side of discursive disagreements in the social sciences, Journal
of Informetrics 11(4) (2017) 1043; https://doi.org/10.1016/j.joi.2017.09.006.
Krassimir Markov, Christophe Menant, Stanley N Salthe, Yixin Zhong, Karl
Javorszky, Alex Hankey, Loet Leydesdorff, Guy A Hoelzer, Jose Javier Blanco
Rivero, Robert K. Logan, Sungchul Ji, Mark Johnson, David Kirkland, &
Gordana Dodig-Crnkovic, Data versus
Information, International Jouranl of Information Theories and
Applications (IJTA), 24(4), 2017, 303-321.
2016
Loet Leydesdorff, Paul Wouters, and Lutz Bornmann, Professional and Citizen Bibliometrics: Complementarities and ambivalences in the development and use of indicators, Scientometrics 109(3) (2016) 2129-2150; doi: 10.1007/s11192-016-2150-8.
Loet Leydesdorff, Lutz Bornmann, and Ping Zhou, Construction of a Pragmatic Base Line
for Journal Classifications and Maps Based on Aggregated Journal-Journal Citation
Relations, Journal of Infometrics 10(4) (2016) 902-918; doi:10.1016/j.joi.2016.07.008
Information, Meaning, and Intellectual Organization in Networks of Inter-Human Communication, pp. 280-303 in: Cassidy R. Sugimoto (Ed.), Theories of Informetrics and Scholarly Communication: A Festschrift in Honor of Blaise Cronin, Berlin/Boston MA; De Gruyter, 2016.
Una
Teoría Sociológica de la Comunicación, edited and translated by Gabriel
Vélez Cuartas, Liliana Ramirez Ruiz, Javier Torres Nafarrate, et al.
México: Universidad Iberoamerica (ISBN 978-607-417-343-7).
Die Mathematik und andere Kurzsprachen, [The Code of Mathematics: John von Neumann’s The Computer and the Brain (1958)] pp. 253-262 in Dirk Baecker (Ed.), Schlüsselwerke der Systemtheorie [Key Works of Systems Theory]. 2nd electronic edition. Springer Verlag, 2016.
Loet Leydesdorff and Lutz Bornmann, The Operationalization of "Fields" as WoS Subject Categories (WCs) in Evaluative Bibliometrics: The cases of "Library and Information Science" and "Science & Technology Studies", Journal of the Association for Information Science and Technology 67(3) (2016) 707-714; doi: 10.1002/asi.23408
Loet Leydesdorff, Lutz Bornmann, Jordan Comins, and Staša Milojevic, Citations: Indicators of Quality? The Impact Fallacy, Frontiers in Research Metrics and Analytics, 1 (2016), Article 1; doi: 10.3389/frma.2016.00001
Leydesdorff, L., Bornmann, L., Comins, J. A., Marx, W., & Thor, A. (2016). Referenced Publication Year Spectrography (RPYS) and Algorithmic Historiography: A Bibliometric Reconstruction of András Schubert’s Śuvre. Pp. 79-96 in W. Glänzel & B. Schlemmer (Eds.), András Schubert--A World of Models and Metrics. Louvain: ISSI.
Loet Leydesdorff, Jordan A.
Comins, Aaron A. Sorensen, Lutz Bornmann, and Iina Hellsten, Cited References and Medical Subject
Headings (MeSH) as Two Different Knowledge Representations: Clustering and
Mappings at the Paper Level. Scientometrics 109(3) (2016) 2077-2091; doi: 10.1007/s11192-016-2119-7
Loet Leydesdorff, Wouter de Nooy, and Lutz Bornmann, The Power-weakness Ratios (PWR) as a
Journal Indicator: Testing the “Tournaments” Metaphor in Citation Impact
Studies, Journal of Data and Information Science 1(3) (2016) 6-26; doi:10.20309/jdis.201617
Loet Leydesdorff, Gaston Heimeriks, and Daniele Rotolo, Journal Portfolio Analysis for Countries, Cities, and Organizations: Maps and Comparisons ; Journal of the Association for Information Science and Technology 67(3) (2016) 741-748; doi: 10.1002/asi.23551; <software>
Loet Leydesdorff and Inga
Ivanova, “Open
Innovation” and “Triple Helix” Models of Innovation: Can Synergy in Innovation
Systems Be Measured? Journal of Open Innovations: Technology, Market and
Complexity, 2(1) (2016) 1-12; doi:10.1186/s40852-016-0039-7
Loet Leydesdorff, Félix de Moya-Anegón, and Wouter de Nooy, Aggregated journal-journal citation
relations in Scopus and Web-of-Science matched and compared in terms of
networks, maps, and interactive overlays, Journal of the Association of
Information Science and Technology 67(9) (2016) 2194-2211; doi: 10.1002/asi.23372.
Loet Leydesdorff, Caroline Wagner, and Lutz Bornmann, Replicability and the
Public/Private Divide, Letter to the Editor, Journal of the Association
for Information Science and Technology 67(7) (2016) 1777-1778; doi:
10.1002/asi.23672
Loet Leydesdorff, Henry Etzkowitz, and Duncan Kushnir, Globalization and Growth of U.S.
University Patenting (2009-2014)
Leydesdorff, L. (2016). The dynamics of journal-journal citation relations: Can “hot spots” in the sciences be mapped? Proceedings of the Association for Information Science and Technology (https://onlinelibrary.wiley.com/doi/full/10.1002/pra2.2015.145052010059 ).
Johann Bauer, Loet Leydesdorff,
and Lutz Bornmann, Highly-cited
papers in Library and Information Science (LIS): Authors, institutions, and
network structures, Journal of the Association for Information Science
and Technology 67(12), 3095-3100; doi:
10.1002/asi.23568.
Lutz Bornmann, Andreas Thor, Werner Marx, and Loet Leydesdorff, Identifying seminal works
most important for research fields: Software for the Reference Publication Year
Spectroscopy (RPYS), CollNet Journal of Scientometrics and Information
Management 10(1) (2016) 125-140, DOI : 10.1080/09737766.2016.1177948;
<software>
Jordan Comins and Loet Leydesdorff, RPYS i/o: Software demonstration of a web-based tool for the historiography and visualization of citation classics, sleeping beauties, and research fronts. <software>, Scientometrics 107(3) (2016) 1509-1517; doi: 10.1007/s11192-016-1928-z
Wilfred Dolfsma en Loet Leydesdorff, Universitaire en economische pieken, ESB
101 (4742), 13 oktober 2016, 678-681. Preprint at http://ssrn.com/abstract=2849151
Iina Hellsten and Loet Leydesdorff, The Construction of Interdisciplinarity: The development of the knowledge base and programmatic focus of the journal Climatic Change, 1977-2013, Journal of the Association for Information Science and Technology 67(9) (2016) 2181-2193; doi: 10.1002/asi.23528
Xiaojun Hu, Loet Leydesdorff,
and Ronald Rousseau, Network heterogeneity in an undirected network, In I.
Rfnbsp;fols, J. Molas-Gallart, E. Castro-Martínez & R. Woolley (Eds.), Proceedings
of the 21st International Conference on Science and Technology Indicators. (pp.
1117-1121). Valčncia (Spain): Universitat Politčcnica de Valčncia. September
14-16, 2016; doi: 10.4995/STI2016.2016.4543
A.I.M. Jakaria Rahman, Raf Guns, Loet Leydesdorff, and Tim C.E. Engels, Measuring the match between evaluators
and evaluees: Cognitive distances between panel members and research groups at
the journal level, Scientometrics 109(3) (2016) 1639-1663; doi: 10.1007/s11192-016-2132-x
Helen Lawton Smith and Loet Leydesdorff, The Triple Helix in the Context
of Global Change: Dynamics and Challenges, Prometheus 32(4) (2014)
321-336; doi: 10.1080/08109028.2014.972135.
Han Woo Park, Jungwon Yoon, and Loet Leydesdorff, The Normalization of Co-authorship
Networks in the Bibliometric Evaluation: The Government Stimulation Programs of
China and Korea. Scientometrics 109(2) (2016) 1017-1036; doi: 10.1007/s11192-016-1978-2
Alexander M. Petersen, Daniele Rotolo, and Loet Leydesdorff, A
Triple Helix Model of Medical Innovation: Supply, Demand, and Technological
Capabilities in terms of Medical Subject Headings, Research
Policy 45(3) (2016) 666-681; doi: 10.1016/j.respol.2015.12.004
Andreas Thor, Werner Marx, Loet Leydesdorff, and Lutz Bornmann, Introducing CitedReferencesExplorer (CRExplorer): A program for Reference Publication Year Spectroscopy with Cited References Standardization Disambiguation, Journal of Informetrics, 10(2) (2016) 503-515. doi: 10.1016/j.joi.2016.02.005; <software>
Andreas Thor, Werner Marx, Loet Leydesdorff, and Lutz Bornmann, New features of CitedReferencesExplorer (CRExplorer),
Scientometrics 109(3) (2016) 2049-2051; doi:10.1007/s11192-016-2082-3
Gabriel Velez-Cuartas, Diana Lucio-Arias, and Loet Leydesdorff, Regional and Global Science: Latin American and Caribbean publications in the SciELO Citation Index and the Web of Science. El Profesional de la Información 25(1) (2016) 35-46.
Ping ZHOU and Loet Leydesdorff, A Comparative Study of the Citation Impact of Chinese Journals with Government Priority Support, Frontiers in Research Metrics and Analytics 1 (2016), Article 4; doi: 10.3389/frma.2016.00003
Ping ZHOU, Robert Tijssen, and Loet Leydesdorff, University-industry
collaboration in China and the USA ― A bibliometric comparison. PLoS
ONE, November 10, 2016; http://dx.doi.org/10.1371/journal.pone.0165277
, pp. 1-18
Qiuju ZHOU and Loet Leydesdorff, The Normalization of Occurrence and Co-occurrence Matrices in Bibliometrics using Cosine Similarities and Ochiai Coefficients, Journal of the Association for Information Science and Technology 67(11) (2016), 2805-2811; doi: 10.1002/asi.23603 ).
Sarah Tanksalvala, Knowledge-Based Economy puts Universities at the Heart of Entrepreneurship, Thomson Reuters: Trends in the Knowledge-based Economy , April 2016; at http://stateofinnovation.thomsonreuters.com/knowledge-based-economy-puts-universities-at-the-heart-of-entrepreneurship
"In debat over citeren te weinig oog voor kwaliteit werk Nijkamp", NRC, 14 mei 2016, p. W11.
2015
Can Intellectual Processes in
the Sciences Also Be Simulated? The Anticipation and Visualization of Possible
Future States, Scientometrics 105(3) (2015) 2197-2214; doi: 10.1007/s11192-015-1630-6 .
Can Technology Life-Cycles Be
Indicated by Diversity in Patent Classifications? The Crucial Role of Variety,
Scientometrics 105(3) (2015) 1441-1451; doi: 10.1007/s11192-015-1639-x
The
Sciences are Discursive Constructs: The Communication Perspective as an
Empirical Philosophy of Science. Pp. 553-562 in: Lorenzo Cantoni and
James A. Danowski (Eds.), Communication
and Technology, De Gruyter Mouton, 2015; doi:10.1515/9783110271355-032.
How Synergies
in University-Industry-Government Relations Can Shape Innovation Systems, Theory
Talk #68, March 11, 2015; <pdf>.
Loet Leydesdorff, Floortje Alkemade, Gaston Heimeriks, and Rinke Hoekstra, Patents as Instruments for Exploring
Innovation Dynamics: Geographic
and Technological Perspectives on "Photovoltaic Cells", Scientometrics
102(1) (2015) 629-651; doi: 10.1007/s11192-014-1447-8.
Loet Leydesdorff and Staša Milojevič, The Citation
Impact of German Sociology Journals: Some Problems with the Use of
Scientometric Indicators in Journal and Research Evaluations, Soziale
Welt 66 (2015), 193-204.
Loet Leydesdorff and Staša Milojevič, Scientometrics, in: James D. Wright
(editors-in-chief), International Encyclopedia of Social and Behavioral
Sciences (2nd Edition), Section 8.5: Science and Technology Studies,
Subsection 85030. Micheal Lynch (ed.), Vol. 21, pp. 322-327. Oxford: Elsevier,
2015.
Loet Leydesdorff, Félix de Moya-Anegón, and Vicente P. Guerrero-Bote, Journal Maps, Interactive Overlays, and
the Measurement of Interdisciplinarity on the Basis of Scopus Data (1996-2012)
[software], Journal
of the Association of Information Science and Technology 66(5) (2015)
1001-1016.
Loet Leydesdorff, Evgeniy Perevodchikov, and Alexander Uvarov, Measuring
Triple-Helix Synergy in the Russian Innovation Systems at Regional, Provincial
and National Levels, Journal of the Association of Information Science
and Technology 66(6) (2015) 1229-1238; doi: 10.1002/asi.23258 <open source>
Лоэт Лейдесдорф, Евгений Переводчиков, Александр Уваров, Измерение синергии Тройной спирали в российских инновационных системах на региональном, окружном и национальном уровнях
Lutz Bornmann and Loet Leydesdorff, Topical connections between institutions
within an organisation (institutional co-authorships, direct citation links and
co-citations). Scientometrics 102(1) (2015), 455-463; doi: 10.1007/s11192-014-1425-1.
Lutz Bornmann and Loet Leydesdorff, Does Quality and Content
Matter for Citedness? A comparion with para-textual factors and over time, Journal of Informetrics
9(3) (2015) 414-429.
Lutz Bornmann and Loet Leydesdorff, Response to Stephen Holgate, EMBO
Reports 16(3) (2015) 262; doi: 10.15252/embr.201440009
Lutz Bornmann, Caroline S. Wagner, and Loet Leydesdorff, BRICS countries and scientific
excellence: A bibliometric analysis of most frequently-cited papers , Journal
of the Association for Information Science and Technology 66(7),
(2015) 1507-1513. doi: 10.1002/asi.23333.
Wouter de Nooy and Loet Leydesdorff, The
Dynamics of Triads in Aggregated Journal-Journal Citation Relations: Specialty
Developments at the Above-Journal Level, Journal of Informetrics
9(3), (2015) 542-554. doi: 10.1016/j.joi.2015.04.005
Robin Haunschild, Lutz Bornmann, and Loet Leydesdorff, Networks of readers and country
status: An analysis of Mendeley reader statistics. Peer J Computer Science 1 (2015)
e32; doi: 10.7717/peerj-cs.32
Inga A. Ivanova and Loet Leydesdorff, Knowledge-Generating
Efficiency in Innovation Systems: The Relation between Structural and Temporal
Effects, Technological Forecasting and Social Change 96 (July
2015) 254-265; doi: 10.1016/j.techfore.2015.04.001
Mark Johnson and Loet Leydesdorff, Beer’s Viable System
Model and Luhmann’s
Communication Theory: ‘Organizations’ from the
Perspective of Metagames, Systems Research and Behavioral Science 32(3)
(2015) 266-282; doi: 10.1002/sres.2222
Marcin Kozak, Lutz Bornmann, and Loet Leydesdorff, How have the Eastern European
countries of the former Warsaw Pact developed since 1990? A bibliometric study, Scientometrics 102(2)
(2015) 1101-1117, doi:10.1007/s11192-014-1439-8.
Balazs Lengyel, Tamás Sebestyén, and Loet Leydesdorff, Challenges for regional innovation
policies in CEE countries: spatial concentration and foreign control of US
patenting , Science and Public Policy 42(1) (2015) 1-14; doi: 10.1093/scipol/sct087
Balazs Lengyel and Loet Leydesdorff, The Effects of FDI
(Foreign Direct Investment) on Innovation Systems in Hungarian Regions: Where
is the Synergy Generated? Regional Statistics 5(1) (2015), 3-24;
doi: 10.15196/RS05101 .
John Mingers and Loet Leydesdorff, Identifying
Research Fields within Business and Management: A Journal Cross-Citation
Analysis, Journal of the Operational Research Society 66(8),
1370–1384. doi:
10.1057/jors.2014.113.
John Mingers and Loet Leydesdorff, A
Review of Theory and Practice in Scientometrics, European Journal of
Operational Research 246(1) (2015) 1-19; doi:
10.1016/j.ejor.2015.04.002
Daniele Rotolo and Loet Leydesdorff, Matching
MEDLINE/PubMed Data with Web of Science (WoS): A Routine in R-language,
<software>, Journal
of the Association for Information Science and Technology 66(10), (2015)
2155-2159; doi: 10.1002/asi.23385
Caroline S. Wagner, Lutz Bornmann, and Loet Leydesdorff, Recent Developments in China-U.S. Science
Cooperation, Minerva 53(3), (2015) 199-214; doi: 10.1007/s11024-015-9273-6
Caroline S. Wagner, Han Woo Park, and Loet Leydesdorff, The Continuing Growth
of Global Cooperation Networks in Research: A Conundrum for National
Governments, PLoS ONE 10(7): e0131816. doi:10.1371/journal.pone.0131816
.
Qiuju ZHOU, Fuhai LENG, and Loet Leydesdorff (2015), The
reflection of hierarchical cluster analysis of co-occurrence matrices in SPSS. Chinese
Journal of Library and Information Science 8(2) (2015) 11-24.
Mutual Redundancies and
Triple Contingencies among Perspectives on Horizons of Meaning, Extended
abstract, International Society for Information Studies (IS4IS), Vienna, 3-7
June 2015. <presentation>
Leydesdorff, Loet (2015). The Triple Helix of Knowledge Production, Wealth
Generation, and Normative Control: A Neo-evolutionary Model of Innovation
Ecosystems. In Albert Ali Salah, Alkım Almıla Akdağ Salah,
Cassidy Sugimoto, Umut Al (Eds.), 15th International Conference of the
International Society of Scientometrics and Informetrics (pp. 2-3).
Istanbul: Boğaziçi University.
Leydesdorff, L., Petersen, A. M., & Ivanova, I. A. (2015). The Generation and Self-organization of Meaning in the Communication of Information and Redundancy. In G. Kaniadakis (Ed.), 2nd International Electronic Conference on Entropy and Its Applications (ECEA-2); Section: Complex Systems; at http://sciforum.net/conference/77/paper/3264.
Lucio-Arias, Diana, Velez-Cuartas, Gabriel, & Leydesdorff, Loet (2015). SciELO Citation Index and Web of Science: Distinctions in the Visibility of Regional Science. In Albert Ali Salah, Alkım Almıla Akdağ Salah, Cassidy Sugimoto, Umut Al (Eds.), 15th International Conference of the International Society of Scientometrics and Informetrics (pp. 1152-1160). Istanbul: Boğaziçi Universitesi.
Ping ZHOU & Leydesdorff,
Loet (2015). An International Comparison of the Citation Impact of
Chinese Journals with Priority Funding. In Albert Ali Salah, Alkım
Almıla Akdağ Salah, Cassidy Sugimoto, Umut Al (Eds.), 15th
International Conference of the International Society of Scientometrics and
Informetrics (pp. 160-171). Istanbul: Boğaziçi Universitesi.
2014
Niklas Luhmann’s Magnificent
Contribution to the Sociological Tradition: The Emergence of the
Knowledge-Based Economy as an Order of Expectations, in: Nachtflug der
Eule: 150 Stimmen zum Werk von Niklas Luhmann. Gedenkbuch zum 15.
Todestag von Niklas Luhmann (8. Dezember 1927 Lüneburg - 6. November 1998
Oerlinghausen), Magdalena Tzaneva (Ed.). Berlin: LiDi Europe
Verlagshaus, 2013; Vol.2, pp. 470-484.
Science Visualization and Discursive
Knowledge; <pdf>, In:
Blaise Cronin & Cassidy Sugimoto (Eds.), Beyond Bibliometrics:
Harnessing Multidimensional Indicators of Scholarly Impact (pp. 167-185).
Cambridge, MA: MIT Press, 2014.
Hyperincursive Cogitata
and Incursive Cogitantes: Scholarly Discourse as a Strongly
Anticipatory System, International Journal of Computing Anticipatory
Systems 28 (2014) 173-186.
Loet Leydesdorff & Petra Ahrweiler, In Search of
a Network Theory of Innovations: Relations, Positions, and Perspectives, Journal
of the American Society for Information Science and Technology 65(11)
(2014) 2359-2374; <youtube
presentation; St Petersburg, June 2014).
Loet Leydesdorff, Lutz Bornmann, Werner Marx, and Staša Milojevič, Referenced Publication Years Spectroscopy
applied to iMetrics: Scientometrics, Journal of Informetrics, and a
relevant subset of JASIST , Journal of Informetrics 8(1)
(2014) 162-174.
Loet Leydesdorff and Robert L. Goldstone, Interdisciplinarity at the Journal and
Specialty Level: The changing knowledge bases of the journal Cognitive
Science, Journal of the Association for Information Science and
Technology 65(1) (2014) 164-177.
Loet Leydesdorff and Inga A. Ivanova, Mutual
Redundancies in Inter-human Communication Systems: Steps Towards a Calculus of
Processing Meaning, Journal of the Association for Information Science
and Technology 65(2) (2014) 386-399.
Loet Leydesdorff, Inga Ivanova, and Mark Johnson, The Communication of Expectations and
Individual Understanding: Redundancy as Reduction of Uncertainty, and the
Processing of Meaning, Kybernetes 43(9/10) (2014) 1362-1371.
Loet Leydesdorff, Gohar Feroz Khan, and Lutz Bornmann, The
Generation of Large Networks from Web-of-Science Data, El Profesional de
la Información 22(6) (2014) 589-593.
Loet Leydesdorff, Duncan Kushnir, and Ismael Rafols, Interactive Overlay Maps for US Patent
(USPTO) Data Based on International Patent Classifications (IPC). Scientometrics
98(3) (2014) 1583-1599; doi: 10.1007/s11192-012-0923-2
.
Loet Leydesdorff and Han Woo Park, Can Synergy
in Triple-Helix Relations Be Quantified? A Review of the Development of the
Triple-Helix Indicator, Triple Helix: A Journal of
University-Industry-Government Innovation and Entrepreneurship 1(4) (2014);
open access at http://link.springer.com/article/10.1186/s40604-014-0004-z
.
Loet Leydesdorff, Han Woo Park, and Balazs Lengyel, A Routine for Measuring Synergy in
University-Industry-Government Relations: Mutual Information as a Triple-Helix
and Quadruple-Helix Indicator, Scientometrics 99(1) (2014) 27-35;
doi: 10.1007/s11192-013-1079-4
Loet Leydesdorff, Han Woo Park, and Caroline Wagner, International Co-authorship Relations in
the Social Science Citation Index: Is Internationalization Leading the Network?
Journal of the Association of Information Science and Technology 65(10)
2111-2126.
Loet Leydesdorff, Caroline S. Wagner, and Lutz Bornmann, The European Union, China, and the United
States in the Top-1% and Top-10% Layers of Most-Frequently-Cited Publications:
Competition and Collaborations, Journal of Informetrics 8(3)
(2014) 606-617.
Loet Leydesdorff and Ping ZHOU, Measuring
the Knowledge-Based Economy of China in terms of Synergy among Technological,
Organizational, and Geographic Attributes of Firms, Scientometrics 98(3)
(2014) 1703-1719; doi: 10.1007/s11192-013-1179-1
.
Jonathan Adams, Karen Gurney, Daniel Hook, and Loet Leydesdorff, International collaboration clusters in
Africa, Scientometrics 98(1) (2014) 547-556; doi: 10.1007/s11192-013-1060-2 .
Susanne Baumgartner and Loet Leydesdorff, Group-Based Trajectory Modeling of
Citations in Scholarly Literature: Dynamic Qualities of "Transient"
and "Sticky Knowledge Claims", Journal of the Association for
Information Science and Technology 65(4) (2014) 797-811.
Lutz Bornmann and Loet Leydesdorff, Scientometrics
in a Changing Science Landscape, EMBO Reports 15(12)
1228-1232; doi: 10.15252/embr.201439608.
Lutz Bornmann, Loet Leydesdorff, and Jian Wang, How to improve the prediction based on
citation impact percentiles for years shortly after the publication date?
Journal of Informetrics 8(1) (2014), 175-180.
Chaomei Chen & Loet Leydesdorff, Patterns
of Connections and Movements in Dual-Map Overlays: A New Method of Publication
Portfolio Analysis, Journal of the Association for Information Science
and Technology 65(2) (2014) 334-351.
Mark Deakin and Loet Leydesdorff (2014), The Triple Helix Model of Smart
Cities: a neo-evolutionary perspective, pp. 134-149 in: Mark Deakin (Ed.), Smart
Cities: Governing, modelling and analysing the transition. London/New York:
Routledge.
Inga A. Ivanova and Loet Leydesdorff, Redundancy
Generation in University-Industry-Government Relations: The Triple Helix
Modeled, Measured, and Simulated, Scientometrics 99(3) (2014)
927-948; doi: 10.1007/s11192-014-1241-7.
Inga A. Ivanova and Loet Leydesdorff, Rotational
Symmetry and the Transformation of Innovation Systems in a Triple Helix of
University-Industry-Government Relations. Technological Forecasting and
Social Change 86 (2014) 143-156; http://dx.doi.org/10.1016/j.techfore.2013.08.022
Lin Z. Li, Loet Leydesdorff, Shoko Nioka, Nannan Sun and Eugene Garfield,
Citation analysis of the scientific publications of Britton Chance in ISI
citation indexes, Journal of Innovative Optical Health Sciences 8(2)
(2014) 1430003 (14 pages); doi: 10.1142/S1793545814300031
Werner Marx, Lutz Bornmann, Andreas Barth, and Loet Leydesdorff, Detecting the historical roots of
research fields by reference publication year spectroscopy (RPYS). Journal
of the Association for Information Science and Technology 65(4) (2014)
751-764.
Fred YE and Loet Leydesdorff, The
"Academic Trace" of the Performance Matrix: A mathematical synthesis
of the h-index and the Integrated Impact Indicator (I3), Journal of the Association for
Information Science and Technology 65(4) (2014) 742-750.
Ying YE, Loet Leydesdorff, Yishan WU, 三
螺旋模型及其量化分析方法研讨
(A
Discussed Study on the Triple Helix with Its Quantitative Analysis Method). China
Soft Science, (2014), Issue 11; pp. 131-139.
Can Inter-human Communications be Modeled as Autopoietic? Open
Peer Commentary to: Hugo Urrestarazu, “Social Autopoiesis?” Constructivist
Foundations 9(2) (2014) 168-170.
Lutz Bornmann and Loet Leydesdorff, On the
meaningful and non-meaningful use of reference sets in bibliometrics.
Letter to the Editor of the Journal of Informetrics 8(1) (2014)
273-275.
The
Triple Helix, the Complexity of Technological Innovations, and the
Decomposition of National Innovation Systems. An interview with Loet
Leydesdorff by Ruth Knoblich. Pp. 251-258 in:
Maximilian Mayer, Mariana Carpes, and Ruth Knoblich (Eds.), The Global
Politics of Science and Technology Volume I: Concepts from International
Relations and Other Disciplines. Berlin: Springer, 2014.
Han Woo Park, An interview with Loet Leydesdorff: the past, present, and future
of the triple helix in the age of big data, Scientometrics 99(1)
(2014) 199-202; http://dx.doi.org/10.1007/s11192-013-1123-4.
Li Jie, Bibliometric analysis of Loet Leydesdorff`s
publications, blog,
20 March 2014.
De choreometrie van universiteit-industrie-overheidsrelaties: een dans
rond de mousse-aux-trois-chocolats, in: Henk de Regt & Chunglin Kwa (Eds.),
Building Bridges - Connecting Science, Technology and Philosophy. Amsterdam: VU
University Press, 2014, pp. 85-88.
2013
Triple Helix of
University-Industry-Government Relations, in: Elias G. Carayannis (Ed.), Encyclopedia
of Creativity, Innovation, and Entrepreneurship, New York: Springer, 2013,
pp. 1844-1851; with an additional note on N-Tuple of Helices, in: ibidem,
pp. 1400-1402.
Statistics for the Dynamic Analysis of
Scientometric Data: The evolution of the sciences in terms of trajectories and
regimes, Scientometrics 96(3) (2013) 731-741; doi: 10.1007/s11192-012-0917-0. <pdf>
Sociological and
Communication-Theoretical Perspectives on the Commercialization of the Sciences,
Science & Education 22(10) (2013) 2511-2527; doi:
10.1007/s11191-012-9458-4 <open access>.
An
Evaluation of Impacts in "Nanoscience & nanotechnology:" Steps
towards standards for citation analysis, Scientometrics 94(1) (2013)
35-55;
<open access> .
Loet Leydesdorff, Stephen Carley, and Ismael Rafols, Global Maps of Science
based on the new Web-of-Science Categories, Scientometrics 94(2)
(2013) 589-593; <open access>
[software]
Loet Leydesdorff & Martin Meyer, A Reply to Etzkowitz' Comments to
Leydesdorff & Martin (2010): Technology
Transfer and the End of the Bayh-Dole Effect, Scientometrics 97(3)
(2013), 927-934; doi: 10.1007/s11192-013-0997-5.
Loet Leydesdorff & Tobias Opthof, Citation
Analysis using the Medline Database at the Web of Knowledge: Searching
"Times Cited" with Medical Subject Headings (MESH), Journal of
the American Society for Information Science and Technology 64(5) (2013),
1076-1080.
Loet Leydesdorff, Filippo Radicchi, Lutz Bornmann, Claudio Castellano, and
Wouter de Nooy, Field-normalized
Impact Factors: A Comparison of Rescaling versus Fractionally Counted IFs, Journal
of the American Society for Information Science and Technology 64(11)
(2013) 2299-2309. [Field-normalized
impact factors are available from here.]
Loet Leydesdorff, Ismael Rafols, and Chaomei Chen, Interactive Overlays of Journals and the
Measurement of Interdisciplinarity on the basis of Aggregated Journal-Journal
Citations; Journal of the American Society for Information Science and
Technology 64(12) (2013) 2573-2586; <software>
Loet Leydesdorff, Daniele Rotolo, and Wouter de Nooy, Innovation as a Nonlinear Process, the
Scientometric Perspective, and the Specification of an "Innovation
Opportunities Explorer.", Technology Analysis and Strategic
Management 25(6) (2013) 641-653; http://dx.doi.org/10.1080/09537325.2013.801948
.
Loet Leydesdorff & Řivind Strand, The
Swedish System of Innovation: Regional Synergies in a Knowledge-Based Economy, Journal
of the American Society for Information Science and Technology 64(9)
1890-1902; DOI: 10.1002/asi.22895.
Loet Leydesdorff, Caroline S. Wagner, Han Woo Park, and Jonathan Adams, International
Collaboration in Science: The Global Map and the Network, El
Profesional de la Información 22(1) (2013) 87-94. [Spanish version
available at http://www.elprofesionaldelainformacion.com/contenidos/2013/enero/07_esp.pdf
]
Loet Leydesdorff, Ping Zhou, and Lutz Bornmann, How can Journal Impact Factors be
Normalized across Fields of Science? An Assessment in terms of Percentile Ranks
and Fractional Counts, Journal of the American Society for Information
Science and Technology 64(1) (2013) 96-107.
Does the specification of uncertainty
hurt the progress of scientometrics? Journal of Informetrics 7(2)
(2013) 292-293 [in reply to Schneider,
2012].
The revised SNIP indicator of
Elsevier's Scopus, Letter to the Editor of the Journal of Informetrics 7(4)
(2013) 859-860.
Lutz Bornmann, Loet Leydesdorff, and Jian Wang, Which percentile-based approach should be
preferred for calculating normalized citation impact values? An empirical
comparison of five approaches including a newly developed one (P100), Journal
of Informetrics 7(4) (2013), 933-944.
Lutz Bornmann & Loet Leydesdorff, Macro-indicators
of citation impacts of six prolific countries: InCites data and the statistical
significance of trends, PLoS ONE 8(2) (2013): e56768.;
doi:10.1371/journal.pone.0056768.
Lutz Bornmann & Loet Leydesdorff, The
validation of (advanced) bibliometric indicators through peer assessments: A
comparative study using data from InCites and F1000, Journal of
Informetrics 7(2) (2013) 286-291.
Lutz Bornmann & Loet Leydesdorff, Statistical Tests and
Research Assessments: A comment on Schneider (2012), Journal of the
American Society for Information Science and Technology 64(6) 1306-1308;
<pdf>
Lutz Bornmann, Loet Leydesdorff & Rüdiger Mutz, The use of percentiles and percentile
rank classes in the analysis of bibliometric data: opportunities and limits.
Journal of Informetrics 7(1) (2013)
158-165.
Wilfred Dolfsma & Loet Leydesdorff, Patentkaart
van Nederland in aantal en kwaliteit, ESB 98
(4652), 25 januari 2013, pp. 42-44.
Staša Milojević & Loet Leydesdorff, Information Metrics (iMetrics): A
Research Specialty with a Socio-Cognitive Identity? Scientometrics 95(1)
(2013) 141-157.
Han Woo Park and Loet Leydesdorff, Decomposing
Social and Semantic Networks in Emerging “Big Data” Research, Journal of
Informetrics 7(3) (2013) 756-766.
Řivind Strand and Loet Leydesdorff, Where may Synergy
be Indicated in the Norwegian Innovation System? Triple-Helix Relations among
Technology, Organization, and Geography, Technology Forecasting and
Social Change 80(3) (2013) 471-484; available at http://dx.doi.org/10.1016/j.techfore.2012.08.010
Bas van Heur, Loet Leydesdorff, and Sally Wyatt, Turning to Ontology in
STS? Turning to STS through 'Ontology'. Social Studies of Science 43(3)
(2013) 341-362.
Michelina Venditti, Emanuela Reale, & Loet Leydesdorff, The Disclosure of University Research for
Societal Demand: A Non-Market Perspective on the “Third Mission” Science
& Public Policy 40(6) (2013) 792-800; http://www.leydesdorff.net/pescara-chieti/
Erjia Yan, Ying Ding, Blaise Cronin, and Loet Leydesdorff, A bird’s-eye view of scientific trading:
Dependency relations among fields of science, Journal of Informetrics 7(2)
(2013) 249-264.
Fred Y. Ye, Susan S. Yu, and Loet Leydesdorff, The Triple Helix of
University-Industry-Government Relations at the Country Level, and Its Dynamic
Evolution under the Pressures of Globalization, Journal of the American
Society for Information Science and Technology 64(11) (2013), 2317-2325.
ИНСТИТУЦИОНАЛЬНОЕ
МОДЕЛИРОВАНИЕ
ИННОВАЦИОННОГО
РАЗВИТИЯ: ОТ
ТРОЙНОЙ К N-СПИРАЛЯМ,
translated by Marina Leonova;
Conference "Marketing and Society," Kazan, 2013, pp. 97-99.
Le relazioni tra universitfnbsp;, aziende e pubblica amministrazione nella regione
Abruzzo e lo sviluppo de una knowledge-based economy. Pp. 15-21 in: Sviluppo
nella globalizatione o... povertfnbsp;. UnionCamere Abruzzo, Teramo. [English original;
translated by Emilia Ferone.]
2012:
Radical
Constructivism and Radical Constructedness: Luhmann's Sociology of
Semantics, Organizations, and Self-Organization, Constructivist
Foundations 8(1) (2012) 85-92 [with discussion section and author's
responses on pp 93-102: Kate Distin, Symbolically Generalized Communication
Media: A Category Mistake?; Roger Harnden, Some Reflections on Meaning, pp.
95-97; Author's Response: The Continuous
Reconstruction of a Pluralistic Society as an Order of Expectations, pp.
97-99; bibliography: pp. 100-102.]; http://www.univie.ac.at/constructivism/journal/articles/8/1/085.leydesdorff.pdf
Alternatives to
the Journal Impact Factor: I3 and the Top-10% (or Top-25%?) of the
Most-Highly Cited Papers, Scientometrics 92(2) (2012) 355-365; doi: 10.1007/s11192-012-0660-6 <printed version>
The Triple Helix,
Quadruple Helix, ..., and an N-tuple of Helices: Explanatory Models for
Analyzing the Knowledge-based Economy, Journal of the Knowledge Economy
3(1) (2012) 25-35; doi: 10.1007/s13132-011-0049-4); <printed
version>
World Shares of
Publications of the USA, EU-27, and China Compared and Predicted using the New
Interface of the Web-of-Science versus Scopus, El
Profesional de la Información 21(1) (2012), 43-49; Comparación
y Predicción de las Cuotas Mundiales de Publicación de los EUA, EU-27 y China
usando la nueva Interfáz Web of Science versus Scopus
[versión en espańol]
McCall's Area Transformation versus
the Integrated Impact Indicator (I3), Journal of Informetrics
6(4) (2012) 513-514.
Accounting for the Uncertainty in the
Evaluation of Percentile Ranks, Journal of the American Society for
Information Science and Technology 63(11) (2012) 2349-2350. [software]
"Scientometrics [Elm-sanji]".
Translated into Persian by Mahsa Nikzad. pp. 3-13, in Khabarnameye Elm-sanji
[Scientometrics Newsletter]. No. 6. Tehran: Iranian Research
Institute for Information Science and Technology; <http://www.irandoc.ac.ir/Irandoc/files/file/faculties/Scientometric-Newsletter-Summer91-6.pdf>
Loet Leydesdorff and Lutz Bornmann, Mapping (USPTO)
Patent Data using Overlays to Google Maps, Journal of the American
Society for Information Science and Technology 63(7) (2012) 1442-1458.
[software]
Loet Leydesdorff and Lutz Bornmann, Testing Differences Statistically
with the Leiden Ranking, Scientometrics 92(3) (2012), 781-783; doi:
10.1007/s11192-012-0636-6 <printed version>
Loet Leydesdorff and Lutz Bornmann, Percentile Ranks and the
Integrated Impact Indicator (I3), Journal of the American Society
for Information Science and Technology 63(9) (2012), 1901-1902..
Loet Leydesdorff and Lutz Bornmann, The
Integrated Impact Indicator (I3), the top-10% Excellence Indicator, and the use
of non-parametric statistics, Research Trends, Issue 29, July 2012.
Loet Leydesdorff and Ulrike Felt, Edited
Volumes, Monographs, and Book Chapters in the Book Citation Index (BCI) and
Science Citation Index (SCI, SoSCI, A&HCI), Journal of Scientometric
Research 1(1) (2012) 28-34.
Loet Leydesdorff & Tobias Opthof, A Rejoinder on
Energy versus Impact Indicators, Scientometrics 90(2) (2012),
745-748; doi: 10.1007/s11192-011-0502-y.
Loet Leydesdorff & Ismael Rafols, Interactive
Overlays: A New Method for Generating Global Journal Maps from Web-of-Science
Data, Journal of Informetrics 6(3) (2012), 318-332. [software]
Loet Leydesdorff, Daniele Rotolo, and Ismael Rafols, Bibliometric Perspectives on Medical
Innovation using the Medical Subject Headings (MeSH) of PubMed, Journal
of the American Society for Information Science and Technology 63(11)
(2012) 2239-2253. [software]
Alireza Abbasi, Liaquat Hossain, and Loet Leydesdorff, Betweenness Centrality as a Driver of
Preferential Attachment in the Evolution of Research Collaboration Networks,
Journal of Informetrics 6(3), (2012) 403-412.
Lutz Bornmann and Loet Leydesdorff, Which
cities' paper output and citation impact are above expectation in information
science? Some improvements of our previous mapping approaches, Journal
of Informetrics 6(2) (2012) 336-345.
Lutz Bornmann, Felix de Moya-Anegón, and Loet Leydesdorff, The new excellence
indicator in the World Report of the SCImago Institutions Rankings 2011.
Journal of Informetrics 6(3) (2012) 333-335.
Lutz Bornmann, Loet Leydesdorff, and Günter Krampen, Which are the best cities for psychology
research worldwide? A map visualizing city ratios of observed and expected
numbers of highly-cited papers. European Journal of Psychology 8(4),
(2012)535-546, doi: 10.5964/ejop.v8i4.482. <open access>
Gaston Heimeriks and Loet Leydesdorff, Emerging
Search Regimes: Measuring Co-evolutions among Research, Science, and Society, Technology
Analysis and Strategic Management 24(1) (2012) 51-67.
Ki-Seok Kwon, Han Woo Park, Minho So, and Loet Leydesdorff, Has Globalization
Strengthened South Korea’s National Research System? National and International
Dynamics of the Triple Helix of Scientific Co-authorship Relationships in South
Korea, Scientometrics 90(1) (2012) 163-176; doi:
10.1007/s11192-11011-10512-11199.
Gangan Prathap and Loet Leydesdorff, The
world of science according to performance indicators based on percentile
ranking normalization, Journal of Scientometric Research 1(1)
(2012) 53-59.
Ismael Rafols, Loet Leydesdorff, Alice O'Hare, Paul Nightingale, & Andy
Stirling, How journal rankings can suppress
interdisciplinary research. A comparison between innovation studies and
business & management, Research Policy 41(7) (2012), 1262-1282.
Alkim Almila Akdag Salah & Loet Leydesdorff, The Development of the
Journal Environment of Leonardo, Leonardo 45(1)
(2012), 88-89.
Robert D. Shelton and Loet Leydesdorff, Publish
or Patent: Bibliometric evidence for empirical trade-offs in national funding
strategies, Journal of the American Society for Information Science and
Technology 63(3) (2012), 498-511.
Vlieger, Esther, and Loet Leydesdorff, Visualization
and Analysis of Frames in Collections of Messages: Content Analysis and the
Measurement of Meaning, in: Manuel Mora, Ovsei Gelman, Annette Steenkamp,
and Maresh S. Raisinghani (Eds.), Research Methodologies, Innovations and
Philosophies in Systems Engineering and Information Systems, Hershey PA:
Information Science Reference, 2012, pp. 321-339, doi: 10.4018/978-1-4666-0179-6.ch16.
Caroline Wagner and Loet Leydesdorff, An Integrated
Impact Indicator (I3): A new definition of "impact" with policy
relevance, Research Evaluation 21(3), 183-188.
Loet Leydesdorff & Řivind Strand, Triple-Helix
Relations and Potential Synergies Among Technologies, Industries, and Regions
in Norway, Procedia - Social and Behavioral Sciences 52 (2012) 1-4.
Is
Communication Emerging or Sui Generis? Construvist Foundations, 8(1)
(2012), 111-112 [Commentary to Manfred Füllsack, Communication Emerging? pp.
103-110.]
2011
"Meaning"
as a sociological concept: A review of the modeling, mapping, and simulation of
the communication of knowledge and meaning, Social Science Information
50(3-4) (2011) 391-413; <pdf-version>
De Ontwikkeling van
Kennis in Wetenschappelijke Communicatie: Onzekerheid en Codificatie in
Anticipatorische Systemen [The development of knowledge in scholarly
discourse: Uncertainty and codification in anticipatory systems], Inaugural
lecture (in Dutch), June 30, 2011.
"Structuration" by Intellectual
Organization: The Configuration of Knowledge in Relations among Scientific
Texts, Scientometrics 88(2) (2011) 499-520.
Bibliometrics/Citation
networks, in: George A. Barnett (Ed.), The Encyclopedia of Social
Networks, Sage, 2011, Vol. I, pp. 72-74.
Датэрміновае
сістэмы і
апрацоўкі
сэнсу, [Anticipatory Systems and the
Processing of Meaning: A Simulation Inspired by Luhmann's Theory of Social
Systems. Journal of Artificial Societies and Social Simulation, Vol.
8, No. 2 (2005) Paper 7; translated into Belorussian by Martha Ruszkowski and
W.H. Geeks.
Este
societatea un sistem de auto-organizare? [Is Society a Self-Organizing
System? Journal for Social and Evolutionary Systems 16 (1993)
331-349; translated into Rumanian by Alexander Ovsov].
Loet Leydesdorff & Lutz Bornmann, Integrated
Impact Indicators (I3) compared with Impact Factors (IFs): An
alternative design with policy implications. Journal of the American
Society for Information Science and Technology, 62(11) 2133-2146.
Loet Leydesdorff & Lutz Bornmann, How fractional counting
affects the Impact Factor: Normalization in terms of differences in citation
potentials among fields of science, Journal of the American Society for
Information Science and Technology 62(2) 217-229; <pdf-version>
Loet Leydesdorff, Lutz Bornmann, Rüdiger Mutz, and Tobias Opthof, Turning the Tables of Citation Analysis
One More Time: Principles for comparing sets of documents, Journal of
the American Society for Information Science and Technology 63(7) (2011)
1370-1381.
Loet Leydesdorff & Mark Deakin, The Triple Helix Model
and the Meta-Stabilization of Urban Technologies in Smart Cities, Journal
of Urban Technology 18(2) (2011) 53-63; <pdf-version>
Loet Leydesdorff, Björn Hammarfelt, and Alkim Almila Akdag Salah, The structure of the Arts &
Humanities Citation Index: A mapping on the basis of aggregated citations among
1,157 journals Journal of the American Society for Information Science
and Technology 62(12) (2011) 2414-2426.
Loet Leydesdorff & Tobias Opthof, Scopus'
SNIP Indicator: Reply to Moed, Journal of the American Society for
Information Science and Technology 62(1) (2011), 214-215.
Loet Leydesdorff & Tobias Opthof, Remaining problems with the
“New Crown Indicator” (MNCS) of the CWTS, Letter to the Editor, Journal
of Informetrics 5 (2011) 224-225; <pdf version>
Loet Leydesdorff & Ismael Rafols, Indicators of the
Interdisciplinarity of Journals: Diversity, Centrality, and Citations, Journal
of Informetrics 5(1) (2011) 87-100; <pdf version>
Loet Leydesdorff & Ismael Rafols, How do emerging technologies
conquer the world? An exploration of patterns of diffusion and network
formation, Journal of the American Society for Information Science and
Technology 62(5) (2011) 846-860; <pdf-version>
Loet Leydesdorff & Jung C. Shin, How to evaluate
universities in terms of their relative citation impacts: Fractional counting
of citations and the normalization of differences among disciplines, Journal
of the American Society for Information Science and Technology, 62(6)
(2011) 1146-1155; <pdf
version>
Loet Leydesdorff & Esther Vlieger, Visualizing
Meaning: Steps towards Visualization of the Communication of Meaning, SemiotiX
XN-5 (2011).
Loet Leydesdorff & Kasper Welbers, The semantic mapping of words
and co-words in contexts, Journal of Informetrics 5(3) (2011),
469-475; <pdf-version>;
doi: 10.1016/j.joi.2011.01.008
Lutz Bornmann and Loet Leydesdorff, Which cities
produce worldwide excellent papers more than expected? A new mapping approach—using
Google Maps—based on statistical significance testing. Journal of
the American Society for Information Science and Technology 62(10) (2011)
1954-1962; [software
& manual]
Lutz Bornmann, Loet Leydesdorff, Christiane Walch-Solimena, and Christoph Ettl,
Mapping
excellence in the geography of the sciences: An approach made possible by using
Scopus data, Journal of Informetrics, 5(4), 537-546; [software
and manual]
Wilfred Dolfsma & Loet Leydesdorff, Innovation Systems as
Patent Networks: The Netherlands, India and Nanotech, Innovation-Management,
Policy & Practice 13(3) (2011) 311-326.
Balázs Lengyel & Loet Leydesdorff, Regional Innovation
Systems in Hungary: The Failing Synergy at the National Level, Regional
Studies 45(5) (2011), 677-693; <pdf-version>
Tobias Opthof and Loet Leydesdorff, Citation
analysis cannot legitimate the strategic selection of excellence. [A
comment to the paper by Waltman et al., Scientometrics, 87, 467-481], Scientometrics
88(3) (2011) 1011-1016.
Ronald Rousseau and Loet Leydesdorff, Simple
Arithmetic versus Intuitive Understanding: The case of the impact factor,
ISSI Newsletter 7(1) (2011) 10-14; pdf-version
SHI Aolan and Loet Leydesdorff, What
do Cited and Citing Environments Reveal about Advances in Atmospheric
Physics? Advances in Atmospheric Physics, 28(1), 2011, 238-244.
Esther Vlieger & Loet Leydesdorff, Content Analysis and
the Measurement of Meaning: The Visualization of Frames of Collections of
Messages, The Public
Journal of Semiotics 3(1) (2011)
28-50.
Zhou, Ping & Loet Leydesdorff, Fractional
counting of citations in research evaluation: A cross- and interdisciplinary
assessment of the Tsinghua University in Beijing, Journal of
Informetrics 5(3) (2011) 360-368..
Book review: Matthias Gross, Ignorance
and Surprise: Science, Society, and Ecological Design. Cambridge, MA:
MIT Press, 2010; US$ 30; American Journal of Sociology 116(6) (2011)
2022-2024.
Book review: Katy Börner, Atlas of Science:
Visualizing What We Know. Cambridge, MA/ London UK: The MIT Press,
2010; US$ 20; Scientometrics 88(2) (2011) 675-677.
Manfred Bonitz and
the Matthew Effect: Quantitative Content Analysis of Citation Contexts, ISSI
Newsletter Vol.
25-S, March 2011.
When can the cross-over between China and the USA be expected using Scopus
data? Research
Trends, Issue 25, November 2011.
2010
Communicative
Competencies and the Structuration of Expectations: The creative tension
between Habermas’ critical theory and Luhmann’s social systems theory, Complicity
7(2)
(2010) 66-76;
<pdf
version>
Eugene
Garfield and Algorithmic Historiography: Co-Words, Co-Authors, and Journal
Names, Annals of Library and Information Studies 57(3) (2010)
248-260; <pdf-version>
The Communication
of Meaning and the Structuration of Expectations: Giddens' "structuration
theory" and Luhmann's "self-organization," Journal of the
American Society for Information Science and Technology 61(10) (2010)
2138-2150; <pdf-version>
Redundancy in Systems which
Entertain a Model of Themselves: Interaction Information and the
Self-Organization of Anticipation, Entropy 12(1) (2010)
63-79; <pdf>
Luhmann Reconsidered: Steps towards an empirical research program in the sociology of communication, in: Colin Grant (ed.), Beyond Universal Pragmatics: Essays in the Philosophy of Communication. Oxford: Peter Lang, pp. 149-173. <pdf-version>
Loet Leydesdorff & Alkim Almila Akdag Salah, Maps on the basis of the Arts
&Humanities Citation Index: the journals Leonardo and Art
Journal, and "Digital Humanities" as a topic, Journal of the American Society for Information Science and Technology 61(4) (2010) 787-801, <pdf-version>
The Knowledge-Based
Economy and the Triple Helix Model, Annual Review of Information Science
and Technology, Blaise Cronin (Ed.); 44 (2010) 367-417; <pdf-version>
Loet Leydesdorff & Tobas Opthof, Scopus’s
Source Normalized Impact per Paper (SNIP) versus a Journal Impact Factor based
on Fractional Counting of Citations, Journal of the American Society for
Information Science & Technology 61(11) (2010) 2365-2396; DOI:
10.1002/asi.21371); <pdf-version>;
Scopus' SNIP
Indicator (Rejoinder), Journal of the American Society for
Information Science & Technology (in print).
Loet Leydesdorff, Félix de Moya-Anegón, and Vicente P.
Guerrero-Bote, Journal
Maps on the Basis of Scopus Data: A Comparison with
the Journal Citation Reports of the ISI. Journal of the
American Society for Information Science and Technology, 61(2) (2010)
352-369; DOI: 10.1002/asi.21250; <pdf-version>.
Loet Leydesdorff & Olle Persson, Mapping the
Geography of Science: Distribution Patterns and Networks of Relations among
Cities and Institutes, Journal of the American Society for Information
Science & Technology 61(8) (2010) 1622-1634; <pdf-version>
<software and manual>
Loet Leydesdorff & Martin Meyer, The Decline of University
Patenting and the End of the Bayh-Dole Effect, Scientometrics 83(2)
(2010) 355-362; <pdf-version>
Loet Leydesdorff & Martin Meyer, 东北大学学报（社会科学版）[The
Triple Helix Model and the Knowledge-Based Economy,] Journal of Northeastern
University (Social Science), 12(1), 2010, 11-18.
Loet Leydesdorff & Girma Zawdie, The Triple Helix
Perspective of Innovation Systems, Technology Analysis & Strategic Management
22(7) (2010) 789-804; <pdf-version>
"What Can
Heterogeneity Add to the Scientometric Map? Steps towards algorithmic historiography".
Pp. 283-289 in: Débordements: Mélanges offerts fnbsp; Michel Callon,
Madeleine Akrich, Yannick Barthe, Fabian Muniesa, and Philip Mustar (Eds.).
Paris: École Nationale Supérieure des Mines, Presses des Mines, 2010; <pdf-version>
“The Emergence of Nanotechnology”, Places & Spaces: Mapping Science Exhibit; launched at Nov 16-17, Royal Society Global Science Report Launch Conference, Kavli Royal Society International Center, London, England (David Stilgoe and Katy Börner); online at http://scimaps.org/maps/map/the_emergence_of_nan_121/
Lutz Bornmann, Felix de Moya-Anegón, & Loet
Leydesdorff, Do
Scientific Advancements Lean on the Shoulders of Giants? A Bibliometric
Investigation of the Ortega Hypothesis. PLoS ONE 5(10) (2010)
e13327. (See also: Zoe Corbyn, "To be the best, cite the best", Nature,
13 October 2010; at http://www.nature.com/news/2010/101013/full/news.2010.539.html.)
Lutz Bornmann, Loet Leydesdorff, & Peter van den Besselaar, A Meta-evaluation
of Scientific Research Proposals: Different Ways of Comparing Rejected to
Awarded Applications. Journal of Informetrics 4(3) (2010) 211-220;
<pdf-version>
Wilfred Dolfsma & Loet Leydesdorff, The Citation Field of
Evolutionary Economics, Journal of Evolutionary Economics 20(5)
(2010), 645-664..
Iina Hellsten, James Dawson, & Loet Leydesdorff, Implicit Media
Frames: Automated analysis of public debate on artificial sweeteners, Public
Understanding of Science 19(5) (2010) 590-608; <pdf-version>
Willem Halffman & Loet Leydesdorff, Is Inequality among
Universities Increasing? Gini Coefficients and the Elusive Rise of Elite
Universities, Minerva 48(1) (2010) 55-72; <pdf-version>
Tobias Opthof & Loet Leydesdorff, Caveats for
the journal and field normalizations in the CWTS ("Leiden")
evaluations of research performance, Journal of Informetrics 4(3)
(2010) 423-430; <pdf-version>
Loet Leydesdorff & Tobias Opthof, Normalization
at the field level: fractional counting of citations (Rejoinder), Journal
of Informetrics 4(4) (2010) 644-646.
Han Park & Loet Leydesdorff, Longitudinal Trends in
Networks of University-Industry-Government Relations in South Korea: The Role
of Programmatic Incentives, Research Policy 39(5) 640-649; <pdf-version>.
Ismael Rafols, Alan Porter & Loet Leydesdorff, Science
overlay maps: a new tool for research policy and library management, Journal
of the American Society for Information Science & Technology 61(9)
(2010) 1871-1887; <pdf-version>
<software and manual>.
Ping Zhou, Xinning Su & Loet Leydesdorff, A comparative study on
communication structures of Chinese journals in the social sciences, Journal
of the American Society for Information Science & Technology 61(7)
1360-1376.
Loet Leydesdorff, Wilfred Dolfsma, & Gerben van der Panne, Measuring the knowledge base
of an economy in terms of triple-helix relations, in: Ricardo Viale and
Henry Etzkowitz (eds.), The
Capitalization of Knowledge. Cheltenham, UK/ Northampton, MA: Edward Elgar,
pp. 291-311.
Journals, in: David H. Guston, Encyclopedia of
Nanoscience and Society. London: Sage, 2010; pp. 380f. <pdf-version>
2009
How are new
citation-based journal indicators adding to the bibliometric toolbox?, Journal
of the American Society for Information Science and Technology 60(7) (2009)
1327-1336; <pdf-version>
The
Non-linear dynamics of meaning-processing in social systems, Social
Science Information, 48(1) (2009) 5-33. <pdf-version>
Interaction
Information: Linear and Nonlinear Interpretations, Intern. Journal of
General Systems 38(6) (2009) 681-685.
Loet Leydesdorff & Caroline Wagner, Macro-level Indicators of
the Relations between Research Funding and Research Output; Journal of
Informetrics 3(4) (2009), 353-362, http://dx.doi.org/10.1016/j.joi.2009.05.005;
<pdf-version>
Loet Leydesdorff & Sander Franse, The communication of
meaning in social systems, Systems Research and Behavioral Science
26(1) (2009) 109-117; <pdf-version>
Loet Leydesdorff & Carole Probst, The delineation of an interdisciplinary specialty in terms of a journal set: the case of Communication Studies, Journal of the American Society for Information Science and Technology 60(8) (2009) 1709-1718; <pdf-version>
Loet Leydesdorff & Yuan Sun, National
and International Dimensions of the Triple Helix in Japan: University-Industry-Government
versus International Co-Authorship Relations, Journal of the
American Society for Information Science and Technology 60(4) (2009)
778-788; <pdf-version>
Loet Leydesdorff & Ismael Rafols, A Global Map of Science
Based on the ISI Subject Categories, Journal of the American Society for
Information Science and Technology 60(2) (2009) 348-362; <pdf-version>;
<interactive maps of
science> <map of science kit for overlays>
Loet Leydesdorff & Caroline Wagner, Is the United States losing ground in science? A global perspective on the world science system (updated for 2006), Scientometrics 78(1) (2009) 23-36. <pdf-version>
Diana Lucio-Arias & Loet Leydesdorff, An Indicator of Research
Front Activity: Measuring Intellectual Organization as Uncertainty Reduction in
Document Sets, Journal of the American Society for Information Science
& Technology 60(12) (2009) 2488-2498; <pdf-version> <software>.
Ricardo Arencibia-Jorge, Loet Leydesdorff , Zaida Chinchilla-Rodríguez, Ronald
Rousseau, and Soren W. Paris, Retrieval of very large
numbers of items in the Web of Science: an exercise to develop accurate search
strategies. El Profesional de la Información 18(5) (2009) 555-559.
Peter van den Besselaar & Loet Leydesdorff, Past Performance, Peer Review and Project Selection in the Social Sciences, Research Evaluation 18(4) (2009) 273-288; <pdf-version>
Diana Lucio-Arias & Loet Leydesdorff, The Dynamics of
Exchanges and References among Scientific Texts, and the Autopoiesis of
Discursive Knowledge, Journal of Informetrics 3(3) (2009) 261-271;
<pdf-version>
Wilfred Dolfsma & Loet Leydesdorff, Lock-In and Break-Out from
Technological Trajectories: Modeling and Policy Implications, Technological
Forecasting and Social Change 76(7) (2009) 932-941; http://dx.doi.org/10.1016/j.techfore.2009.02.004;
<pdf-version>
Ismael Rafols & Loet Leydesdorff, Content-based and Algorithmic
Classifications of Journals: Perspectives on the Dynamics of Scientific
Communication and Indexer Effects, Journal of the American Society for
Information Science and Technology 60(9) (2009) 1823-1835; <pdf-version>
Leo Egghe & Loet Leydesdorff, The relation
between Pearson's correlation coefficient r and Salton's cosine measure,
Journal of the American Society for Information Science and Technology 60(5)
(2009) 1027-1036. <pdf-version>
Steven Bensman & Loet Leydesdorff, Definition and Identification of Journals as Bibliographic and Subject Entities: Librarianship vs. ISI Journal Citation Reports (JCR) Methods and Their Effect on Citation Measures, Journal of the American Society for Information Science and Technology 60(6) (2009) 1097-1117.
Ping Zhou & Loet Leydesdorff, Chemistry in China -- a
bibliometric view, Chemistry Today 27(6) (2009) 18-22.
Han Park & Loet Leydesdorff, Knowledge linking
structures in communication studies using citation analysis among communication
journals, Scientometrics 81(1) (2009) 157-175, <pdf-version>
Leydesdorff, L. (2009). Modelling ‘Triple Contingency’. In S. Ó. Tuama (Ed.),
Critical Turns in Critical Theory (pp. 165-167). London/New York:
I.B. Tauris Academic Studies.
Loet Leydesdorff & Wilfred Dolfsma, Van onderzoeksinput naar -output, Economisch
Statistische Berichten ESB 94(4564), 10 juli 2009, pp. 426-427.
Wilfred Dolfsma & Loet Leydesdorff, Economie en bedrijfskunde evalueren, Economisch
Statistische Berichten ESB 94(4559), 1 mei 2009, pp. 280-282.
2008
Configurational
Information as Potentially Negative Entropy: The Triple Helix Model, Entropy
10(4), 391-420, 2008; <pdf-version>
The Communication of Meaning and Knowledge in a Knowledge-Based Economy, Guest
Column, SemiotiX nr. 13, at http://www.semioticon.com/semiotix/semiotix13/sem-13-02.html
Loet Leydesdorff, Thomas Schank, Andrea Scharnhorst, & Wouter De Nooy, Animating
the development of Social Networks over time using a dynamic extension
of multidimensional scaling. El Profesional de la Información 17(6)
(2008) 611-626.
Loet Leydesdorff & Thomas Schank, Dynamic Animations of Journal Maps: Indicators of Structural Change and Interdisciplinary Developments, Journal of the American Society for Information Science and Technology 59(11), 1810-1818, 2008. <pdf-version>; <software>
Loet Leydesdorff & Caroline Wagner, International
collaboration in science and the formation of a core group, Journal of
Informetrics 2(4) (2008) 317-325 <pdf-version>
<http://dx.doi.org/10.1016/j.joi.2008.07.003>
Patent Classifications as
Indicators of Intellectual Organization, Journal of the American Society
for Information Science and Technology 59(10), 1582-1597, 2008; <pdf-version>
Caveats for the Use of Citation Indicators in Research and Journal Evaluations, Journal of the American Society for Information Science and Technology 59(2), 278-287, 2008. <pdf-version>
Measuring
Research Output with Science & Technology Indicators, Scirus Topics
Page, June 4, 2008.
The delineation of
nanoscience and nanotechnology in terms of journals and patents: a most recent
update. Scientometrics 76(1), 159-167, 2008. <pdf-version>
On the Normalization
and Visualization of Author Co-citation Data: Salton's cosine versus the
Jaccard Index, Journal of the American Society for Information Science
and Technology, 59(1) , 77-85, 2008. <pdf-version>
The Communication of Meaning in Anticipatory Systems: A Simulation Study of the Dynamics of Intentionality in Social Interactions, Vice-Presidential Address at the 8th Int. Conference of Computing Anticipatory Systems (CASYS07), Ličge, Belgium, 6-11 August 2007. In: D. M. Dubois (Ed.) Proceedings of the 8th Intern. Conf. on Computing Anticipatory Systems CASYS'07. Melville, NY: American Institute of Physics Conference Proceedings, Vol. 1051 (2008) pp. 33-49. <pdf-version>
Complexity science and intentional systems, Educational Research Review 3(1) (2008) 92-93. <pdf-version>
5 Questions concerning Bibliometrics, Library Connect Newsletter, 6(4) (2008), pp. 8-9.
Leydesdorff, L. (2008). Journals as retention mechanisms of scientific growth. Research
Trends, 31, 6;
https://www.researchtrends.com/wp-content/uploads/2011/01/Research_Trends_Issue7.pdf#page=6
Loet Leydesdorff & Ping Zhou, Co-Word Analysis using the Chinese Character Set, Journal of the American Society for Information Science and Technology 59(9), 1528-1530, 2008; <pdf-version>; <software>
Loet Leydesdorff, Robert L. Goldstone, & Thomas Schank, Betweenness Centrality and the Interdisciplinarity of Cognitive Science, at the webpage of Cognitive Science: A Multidisicplinary Journal, <animation>.
Diana Lucio-Arias & Loet Leydesdorff, Main-path analysis and path-dependent transitions in HistCite™-based historiograms, Journal of the American Society for Information Science and Technology 59(12), 1948-1962, 2008 <pdf-version>; <software>
Wilfred Dolfsma & Loet Leydesdorff, “Medium-tech” industries may be of greater importance to a local economy than “High-tech” firms: New methods for measuring the knowledge base of an economic system, Medical Hypotheses, 71(3) (2008) 330-334; <pdf-version>.
Lengyel, Balázs & Loet Leydesdorff, A magyar gazdaság tudás-alapú szerveződésének mérése: az innovációs rendszerek szinergiáinak térbelisége, Közgazdasági Szemle [Economic Review], LV. évf., 2008. június (522–547. o.); <pdf-version>
Han Woo Park & Loet Leydesdorff, Korean journals in the Science Citation Index: What do they reveal about the intellectual structure of S&T in Korea? Scientometrics 75(3) (2008) 439-462; <pdf-version>
Zhou, Ping & Loet Leydesdorff, China Ranks Second in Scientific Publications since 2006, ISSI Newletter, Nr. 13, March 2008, pp. 7-9.
Zhou, Ping & Loet Leydesdorff, A Comparative Analysis of Chinese and International Journal-Journal Relations, in: Greater China's Quest for Innovation, in: Henry Rowen, Marguerite Gong Hancock, and William Miller (Eds.), Stanford, CA: Shorenstein Asian Pacific Center, Brookings Institution Press, 2008, pp. 269-279.
Complexity and Technology, in: Theme section KM 1.29- Knowledge Management, Organizational Intelligence and Learning, and Complexity, L. Douglas Kiel (Ed.), Vol. 2, pp. 42-58. Encyclopedia of Life Support Systems (EOLSS). Oxford, UK: Eolss Publishers, 2007; <pdf-version>.
Wilfred Dolfsma & Loet Leydesdorff, Journals as Constituents of Scientific Discourse: Economic Heterodoxy, On the Horizon 16(4), 214-225, 2008; <pdf-version>
Wilfred Dolfsma &
Loet Leydesdorff, Het
Nederlandse Innovatiesysteem, ESB, 4 april 2008, pp. 214-215.
2007
Scientific Communication and Cognitive Codification: Social Systems Theory and the Sociology of Scientific Knowledge, European Journal of Social Theory 10(3), 375-388, 2007; <pdf-version>
A
kommunikáció szociológiai elmélete: Társadalmi kommunikáció sorozat
(translated by Jakab András). Budapest: Typotext, 2007. ISBN: 963 9548 54 5.
Include Citations
When Ranking Institutions and Scholars, Communications of the ACM,
50 (9), 14, 2007.
The Generation and
Communication of Meaning in Social Systems, Visualizing Network Dynamics
Competition, At NetSci07, New York Hall of
Science, Queens, NY, May 20th-25th, 2007.
Luhmann's Communication-Theoretical Specification of the 'Genomena' of Husserl's Phenomenology, pp. 233-243 in: Edmundo Balsemăo Pires (Ed.), Public Space, Power and Communication, Coimbra: Ediçőes Afrontamento, 2007. <pdf-version>
„Während
auf hoher See ein Sturm tobt...“: Innovationssysteme, regionale Entwicklung und
wissensbasierte Ökonomie aus der Perspektive des Triple-Helix-Modells. In:
Hanno Pahl und Lars Meier (Hrsg.), Kognitiver Kapitalismus. Marburg: Metropolis
Verlag, pp. 163-193.
The position of Tibor
Braun’s Śuvre: Bibliographic Journal Coupling. In: The
Multidimensional World of Tibor Braun, at the occasion of his 75th
birthday, Wolfgang Glänzel, András Schubert, Balázs Schlemmer (Eds.) (Leuven:
Steunpunt O&O, KU. )
Should Co-occurrence
Data be Normalized? A Rejoinder to: Waltman, L., Van Eck, N. J. (2007). Some comments on
the question whether co-occurrence data should be normalized. Journal
of the American Society for Information Science and Technology 58(14), 2411-2413,
2007.
"Betweenness
Centrality" as an Indicator of the "Interdisciplinarity" of
Scientific Journals, Journal of the American Society for Information
Science and Technology 58(9), 1303-1309, 2007. <pdf-version>
Mapping Interdisciplinarity at the Interfaces between the Science Citation Index and the Social Science Citation Index, Scientometrics 71(3), 391-405, 2007; <pdf-version>
Loet Leydesdorff & Ping Zhou, Nanotechnology as a Field of Science: Its Delineation in Terms of Journals and Patents. Scientometrics, 70(3), 693-713, 2007 <pdf-version>
Diana Lucio-Arias and Loet Leydesdorff, Knowledge Emergence in Scientific Communication: From “Fullerenes” to “Nanotubes", Scientometrics, 70(3), 603-632, 2007.
Loet Leydesdorff and Martin Meyer, The Scientometrics of a Triple Helix of University-Industry-Government Relations (Introduction to the Topical Issue), Scientometrics, 70(2), 207-222, 2007. <pdf-version>
Visualization of the Citation Impact Environments of Scientific Journals: An online mapping exercise, Journal of the American Society for Information Science and Technology 58(1), 25-38, 2007 . <pdf-version>
Environment and Planning B: Planning and Design as a Journal: The interdisiplinarity of its environment and the citation impact, Environment and Planning B 34(5), 826-838, 2007; <pdf-version>
Peter van den Besselaar & Loet Leydesdorff, Past Performance as Predictor of Successful Grant Applications: A Case Study. The Hague: Rathenau Institute, SciSA Report 0706.
Lutz Bornmann, Loet Leydesdorff, and Werner Marx, Citation Environment of Angewandte Chemie, CHIMIA 61(3), 104-109, 2007. <pdf>
Zhou, Ping & 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 inter-journal citation relations. Journal of the American Society for Information Science and Technology 58(2), 223-236, 2007; <pdf-version>
Zhou, Ping & Loet Leydesdorff, The Citation Impacts and Citation Environments of Chinese Journals in Mathematics, Scientometrics 72(2), 185-200, 2007. <pdf-version>
Zhou, Ping & Loet Leydesdorff, Analysis of the Citation Environments of Journals in Computer Science, Journal of the China Society for Scientific and Technical Information, 26(6), 923-933, 2007. <pdf-version>
S&T
Publication Rates: the bigger picture, SciDev.Net, 20 December 2007.
Kostoff, R. N., del Rio, J. A., Cortes, H. D., Smith, C., Smith, A., Wagner,
C., Leydesdorff, L., Karypis, G., Malpohl, G., & Tshiteya, R. (2007). Clustering methodologies
for identifying country core competencies. Journal of
Information Science, 33(1), 21-40.
Indicators of Structural Change in the Dynamics of Science: Entropy Statistics of the SCI Journal Citation Reports, In: T. Braun (ed.), The Impact Factors of Scientific and Scholarly Journals. Its Use and Misuse. Budapest: Akadémiai Kiadó, 2007, pp. 97-126. (click here for pdf-version)
Top-down Decomposition of the Journal Citation Report of the Social Science Citation Index: Graph- and factor-analytical approaches. In: T. Braun (ed.), The Impact Factors of Scientific and Scholarly Journals. Its Use and Misuse. Budapest: Akadémiai Kiadó, 2007, pp. 127-148.
2006:
The Knowledge-Based Economy: Modeled, Measured, Simulated. Boca Raton, FL: Universal Publishers. 385 pp. ISBN 158112-937-8.
Anticipation and the Non-linear dynamics of Meaning-Processing in Social Systems, Paper to be presented at the World Congress of Sociology, Durban, July 2006. <pdf-version>
Loet Leydesdorff and Martin Meyer, Triple Helix Indicators of Knowledge-Based Innovation Systems (Introduction to the Special Issue), Research Policy, 35(10), 2006, 1441-1449. <pdf-version>
Hyperincursion and
the Globalization of a Knowledge-Based Economy, In: D. M. Dubois (Ed.) Proceedings
of the 7th Intern. Conf. on Computing Anticipatory Systems CASYS'05, Ličge,
Belgium, 8-13 August 2005. Melville, NY: American Institute of Physics
Conference Proceedings, Vol. 839, 2006, pp. 560-569; <pdf-version>
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),
2006, 231-258. <pdf-version>
Loet Leydesdorff and Michael Fritsch, Measuring the Knowledge Base of Regional Innovation Systems in Germany in terms of a Triple Helix Dynamics, Research Policy, 35(10), 2006, 1538-1553. <pdf-version>
Loet Leydesdorff, Wilfred Dolfsma, & Gerben van der Panne, Measuring the Knowledge Base of an Economy in terms of Triple-Helix Relations among 'Technology, Organization, and Territory', Research Policy 35(2), 2006, 181-199. <pdf-version>
Can Scientific Journals be Classified in terms of Aggregated Journal-Journal Citation Relations using the Journal Citation Reports? Journal of the American Society for Information Science and Technology, 57(5) (2006) 601-613. <pdf-version>
Loet Leydesdorff & Stephen Bensman, Classification and Powerlaws: The logarithmic tranformation, Journal of the American Society for Information Science and Technology 57(11) (2006) 1470-1486. <pdf-file>
Zhou, Ping & Loet Leydesdorff, The emergence of China as a leading nation in science, Research Policy, 35(1), 2006, 83-104 <pdf version>
A kommunikáció szociológiai elmélete: Társadalmi kommunikáció sorozat (transl. Jakab András). Budapest: Typotext, 2006. 250 pp. ISBN: 963 9548 54 5.
卢 曼，哈贝马斯和沟通理论, (transl. Feng Jianpeng, 2006) <pdf-version>. [original in: Systems Research and Behavioral Science, 17(3) (2000) 273–288]
Loet Leydesdorff & Liwen Vaughan, Co-occurrence Matrices and their Applications in Information Science: Extending ACA to the Web Environment, Journal of the American Society for Information Science & Technology 57(12) (2006) 1616-1628. <pdf-version>
"While a Storm is Raging on the Open Sea": Regional Development in a Knowledge-based Economy, Journal of Technology Transfer, 31(1), 2006, 189-203. <pdf-version>
Philip Cooke and Loet Leydesdorff, Regional Development in the Knowledge-Based Economy: The Construction of Advantage. Introduction to the Special Issue. Journal of Technology Transfer, 31 (1), 2006, 5-15; <pdf-version>
The Biological Metaphor of a (Second-order) Observer and the Sociological Discourse, Kybernetes 35 (3/4) (2006), 531-546 <pdf-version>
Michaël Deinema and Loet Leydesdorff, The Two Faces of American Power: Military and Political Communication during the Cuban Missile Crisis, Kybernetes 35 (3/4) (2006) 547-566; <pdf-version>
The Knowledge-Based Economy and the Triple Helix Model. In: Wilfred Dolfsma & Luc Soete (Eds.), Understanding the Dynamics of a Knowledge Economy, Cheltenham: Edward Elgar, 2006, pp. 42-76.
Rob Goldstone and Loet Leydesdorff, The Import and Export of Cognitive Science, Cognitive Science 30(6) (2006), 983-993. <pdf-version>
Iina Hellsten, Loet Leydesdorff, & Paul Wouters, Multiple Presents: How Search Engines Re-write the Past, New Media & Society, 8(6) (2006), 901-924; <pdf-version>
Loet Leydesdorff, Ping Zhou, Min-ho So, & Han-Woo Park, 세계 과학 시스템의 변화 [Recognizing a change in World Science System], The Journal of Yeungnam Regional Development 35(2) (2006), 69-86; <pdf-version>
Caroline Wagner & Loet Leydesdorff, Measuring the globalization of knowledge networks, Paper presented at “Blue Sky II 2006:” What Indicators for Science, Technology and Innovation Policies in the 21st Century. Paris: OECD; at http://www.oecd.org/document/24/0,2340,en_2649_34451_37083800_1_1_1_1,00.html.
Special issue: Toward an ecosystem for innovation - implications for management, policy and higher education. Introduction by Sheila Tobias, Kenneth Smith, and Loet Leydesdorff. Industry & Higher Education 20(4), 2006, 215-277.
The Triple Helix and Knowledge-Based Innovation Systems. Pp. 143-152 in: Cooperation between the economic, academic and governmental spheres: Mechanisms and levers, Miroslav Rebernik et al. (Eds.), Proceedings of the 26th Conference on Entrepreneurship and Innovation, Maribor, Slovenia, March 30-31, 2006.