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Showing 2012 · cs.DLShow all
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cs.DL2012★ 2 cited
The validation of (advanced) bibliometric indicators through peer assessments: A comparative study using data from InCites and F1000
Lutz Bornmann, Loet Leydesdorff
The data of F1000 provide us with the unique opportunity to investigate the relationship between peers' ratings and bibliometric metrics on a broad and comprehensive data set with…
cs.DL2012★ 4 cited
The use of percentiles and percentile rank classes in the analysis of bibliometric data: Opportunities and limits
Lutz Bornmann, Loet Leydesdorff, Ruediger Mutz
Percentiles have been established in bibliometrics as an important alternative to mean-based indicators for obtaining a normalized citation impact of publications. Percentiles have…
cs.DL2012
How Can Journal Impact Factors be Normalized across Fields of Science? An Assessment in terms of Percentile Ranks and Fractional Counts
Loet Leydesdorff, Ping Zhou, Lutz Bornmann
Using the CD-ROM version of the Science Citation Index 2010 (N = 3,705 journals), we study the (combined) effects of (i) fractional counting on the impact factor (IF) and (ii) tran…