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Direct linkBaccini, Alberto; De Nicolao, Giuseppe – Research Evaluation, 2017
This letter documents some problems in Ancaiani et al. (2015). Namely the evaluation of concordance, based on Cohen's kappa, reported by Ancaiani et al. was not computed on the whole random sample of 9,199 articles, but on a subset of 7,597 articles. The kappas relative to the whole random sample were in the range 0.07-0.15, indicating an…
Descriptors: Foreign Countries, Scientific Research, Evaluation, Statistical Analysis
Abramo, Giovanni; D'Angelo, Ciriaco Andrea; Di Costa, Flavia – Evaluation Review, 2009
The study of "scientific excellence" is taking on increasing importance in the development of research policies in many nations. However, scientific excellence is difficult to define because of its multidimensional and highly complex character. This work contributes to the state of the art by exploring an effective, simple, and…
Descriptors: Foreign Countries, Educational Research, Research Methodology, Bibliometrics
