Scientometrics
Volume/Issue:
Volume 92: Issue 3
Testing differences statistically with the Leiden ranking
Authors:
Loet Leydesdorff Amsterdam School of Communication Research, University of Amsterdam, Kloveniersburgwal 48, 1012 CX, Amsterdam, The Netherlands

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and
Lutz Bornmann Max Planck Society, Administrative Headquarters, Hofgartenstr. 8, 80539, Munich, Germany; Lutz.Bornmann@gv.mpg.de

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Pages:
781–783
Online Publication Date:
26 Jan 2012
Publication Date:
01 Sep 2012
Article Category:
Letter
DOI:
https://doi.org/10.1007/s11192-012-0636-6
Keywords:
Ranking; University; Test; Comparison; Expectation
Restricted access

Abstract

The Leiden ranking 2011/2012 provides the Proportion top-10% publications (PPtop-10%) as a new indicator. This indicator allows for testing performance differences between two universities for statistical significance.

  • Bornmann, L., de Moya-Anegón, F., & Leydesdorff, L. (2011, in press). The new excellence indicator in the world report of the SCImago institutions rankings. Journal of Informetrics. http://arxiv.org/abs/1110.2305.

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  • Leydesdorff, L, Bornmann, L, Mutz, R, Opthof, T. Turning the tables in citation analysis one more time: Principles for comparing sets of documents. Journal of the American Society for Information Science and Technology 2011 62 7 1370–1381 .

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  • Sheskin, DJ 2011 Handbook of parametric and nonparametric statistical procedures 5 Chapman & Hall/CRC Boca Raton.

  • Zhou, P, Leydesdorff, L. Fractional counting of citations in research evaluation: A cross- and interdisciplinary assessment of the Tsinghua University in Beijing. Journal of Informetrics 2011 5 3 360–368 .

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Cover Scientometrics
Scientometrics
Print ISSN:
0138-9130
Online ISSN:
1588-2861

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Scientometrics
Language English
Size B5
Year of
Foundation		 1978
Volumes
per Year		 1
Issues
per Year		 12
Founder Akadémiai Kiadó
Founder's
Address		 H-1117 Budapest, Hungary 1516 Budapest, PO Box 245.
Publisher Akadémiai Kiadó
Springer Nature Switzerland AG
Publisher's
Address		 H-1117 Budapest, Hungary 1516 Budapest, PO Box 245.
CH-6330 Cham, Switzerland Gewerbestrasse 11.
Responsible
Publisher		 Chief Executive Officer, Akadémiai Kiadó
ISSN 0138-9130 (Print)
ISSN 1588-2861 (Online)

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