نتایج جستجو برای: bibliometrics

تعداد نتایج: 2389  

Journal: :JASIST 2015
Lutz Bornmann Caroline S. Wagner Loet Leydesdorff

The BRICS countries (Brazil, Russia, India, China, and South Africa) are noted for their increasing participation in science and technology. The governments of these countries have been boosting their investments in research and development to become part of the group of nations doing research at a world-class level. This study investigates the development of the BRICS countries in the domain o...

Journal: :J. Informetrics 2010
Denis Bouyssou Thierry Marchant

Rankings of journals and rankings of scientists are usually discussed separately. We argue that a consistent approach to both rankings is desirable because both the quality of a journal and the quality of a scientist depend on the papers it/he publishes. We present a pair of consistent rankings (impact factor for the journals and total number of citations for the authors) and we provide an axio...

Journal: :Journal of Nursing Management 2023

Background. Altmetric Attention Score (AAS) is a quantitative measurement of the online impact research and has potential correlation with traditional bibliometrics. However, for nursing journal articles still unknown. The objective study was to analyze between AAS bibliometrics in top articles. Materials Methods. Articles published journals (the 20 5-year factors) from 2010 2019 were included....

Journal: :Universal Journal of Educational Research 2014

Journal: :Machine learning with applications 2022

Recently, graph neural networks (GNN) have become a hot topic in machine learning community. This paper presents Scopus-based bibliometric overview of the GNNs’ research since 2004 when GNN papers were first published. The study aims to evaluate trends, both quantitatively and qualitatively. We provide trend research, distribution subjects, active influential authors institutions, sources publi...

2014
Lutz Bornmann Loet Leydesdorff

Q uality assessments permeate the entire scientific enterprise, from funding applications to promotions, prizes and tenure. Their remit can encompass the scientific output of individual scientists, whole departments or institutes, or even entire countries. Peer review has traditionally been the major method used to determine the quality of scientific work, either to arbitrate if the work should...

Journal: :JASIST 2016
Lutz Bornmann Andreas Thor Werner Marx Hermann Schier

In the humanities and social sciences, bibliometric methods for the assessment of research performance are (so far) less common. The current study takes a concrete example in an attempt to evaluate a research institute from the area of social sciences and humanities with the help of data from Google Scholar (GS). In order to use GS for a bibliometric study, we have developed procedures for the ...

Journal: :Physical review. E 2016
Matus Medo Giulio Cimini

Using bibliometric data artificially generated through a model of citation dynamics calibrated on empirical data, we compare several indicators for the scientific impact of individual researchers. The use of such a controlled setup has the advantage of avoiding the biases present in real databases, and it allows us to assess which aspects of the model dynamics and which traits of individual res...

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