995 citations · 2.4k across the 265 of their papers we have counts for
157 papers · 1 filter
A discussion of measuring the top-1 percent most-highly cited publications: Quality and impact of Chinese papers
Caroline S. Wagner, Lin Zhang, Loet Leydesdorff
The top 1 percent most highly cited articles are watched closely as the vanguards of the sciences. Using Web of Science data, one can find that China had overtaken the USA in the r…
Are University Rankings Statistically Significant? A Comparison among Chinese Universities and with the USA
Loet Leydesdorff, Caroline S. Wagner, Lin Zhang
Purpose: We address the question of whether differences are statistically significant in the rankings of universities. We propose methods measuring the statistical significance amo…
Does the index reinforce the Matthew effect in science? Agent-based simulations using Stata and R
Lutz Bornmann, Christian Ganser, Alexander Tekles +1
Recently, Hirsch (2019a) proposed a new variant of the h index called the index. He formulated as follows: "we define the index of a scientist as the number of papers i…
Within-Journal Self-citations and the Pinski-Narin Influence Weights
Gangan Prathap, Loet Leydesdorff
The Journal Impact Factor (JIF) is linearly sensitive to self-citations because each self-citation adds to the numerator, whereas the denominator is not affected. Pinski & Narin (1…
How well does I3 perform for impact measurement compared to other bibliometric indicators? The convergent validity of several (field-normalized) indicators
Lutz Bornmann, Alexander Tekles, Loet Leydesdorff
Recently, the integrated impact indicator (I3) indicator was introduced where citations are weighted in accordance with the percentile rank class of each publication in a set of pu…
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
Andreas Thor, Lutz Bornmann, Robin Haunschild +1
What are the landmark papers in scientific disciplines? On whose shoulders does research in these fields stand? Which papers are indispensable for scientific progress? These are ty…